Upload original JAVA语言程序设计 course files (part 16)
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- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/LICENSE +21 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/README.md +76 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.cjs.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.d.ts +12 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.js +1237 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.js.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/parser/TokenScanner.d.ts +17 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/parser/index.d.ts +31 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/stringify.d.ts +6 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/index.d.ts +13 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/tokens.d.ts +63 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/utils.d.ts +53 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/types.d.ts +56 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/package.json +54 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/LICENSE +21 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/README.md +39 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.cjs +687 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.cjs.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.d.ts +10 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.js +680 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.js.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/parser/TokenScanner.d.ts +17 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/parser/index.d.ts +23 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/index.d.ts +8 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/tokens.d.ts +58 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/utils.d.ts +40 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/package.json +52 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/LICENSE +21 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/README.md +2 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.cjs.js +1620 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.es.js +1593 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.js +887 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/html-matcher.cjs.js +1224 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/html-matcher.es.js +1214 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/package.json +36 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/LICENSE +21 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/README.md +2 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/dist/extract-abbreviation.cjs.js +373 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/dist/extract-abbreviation.es.js +371 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/package.json +29 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/LICENSE +21 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/README.md +50 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/attributes.d.ts +29 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.cjs.js +641 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.cjs.js.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.es.js +630 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.es.js.map +1 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/index.d.ts +38 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/scan.d.ts +11 -3
- Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/utils.d.ts +123 -3
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/LICENSE
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MIT License
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Copyright (c) 2020 Sergey Chikuyonok <serge.che@gmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/README.md
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# Emmet markup abbreviation parser
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Parses given Emmet *markup* abbreviation into AST. Parsing is performed in two steps: first it tokenizes given abbreviation (useful for syntax highlighting in editors) and then tokens are analyzed and converted into AST nodes as plain, JSON-serializable objects.
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Note that AST tree in most cases cannot be used directly for output: for example, AST node produced from `.foo.bar` element misses element name and contains two `class` attributes with `foo` and `bar` values (not a single `class` with `foo bar` value).
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## Usage
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You can install it via npm:
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```bash
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npm install @emmetio/abbreviation
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```
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Then add it into your project:
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```js
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import parse from '@emmetio/abbreviation';
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const tree = parse('div#foo>span.bar*3');
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/* {
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type: 'Abbreviation',
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children: [{
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type: 'AbbreviationNode',
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name: 'div',
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attributes: [...],
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children: [...]
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}]
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} */
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```
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The returned tree contains `AbbreviationNode` items: a node with name, attributes and/or text content. E.g. an element that can be represented somehow. Repeated and grouped nodes like `a>(b+c)*3` are automatically converted and duplicated as distinct `AbbreviationNode` with distinct `.repeat` property which identifies node in repeating sequence.
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## Abbreviation syntax
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Emmet abbreviation element has the following basic parts:
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```
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name.class#id[attributes?, ...]{text value}*repeater/
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```
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* `name` — element name, like `div`, `span` etc. Stored as `node.name` property.
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* `[attributes]` — list of attributes. Each attribute is stored as [`AbbreviationAttribute`](/src/types.ts) instance and can be accessed by `node.getAttribute(name)`. Each attribute can be written in different formats:
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* `attr` — attribute with empty value.
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* `attr=value` — attribute with value. The `value` may contain any character except space or `]`.
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* `attr="value"` or `attr='value'` — attribute with value in quotes. Quotes are automatically removed. Expression values like `attr={value}` are supported and can be identified by `valueType: "expression"` property.
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* `attr.` — boolean attribute, e.g. attribute without value, like `required` in `<input>`.
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* `!attr` – implicit attribute, will be outputted if its value is not empty. Used as a placeholder to preserve attribute order in output.
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* `./non/attr/value` — value for default attribute. In other words, anything that doesn’t match a attribute name characters. Can be a single- or double-quotted as well. Default attribute is stored with `null` as name and should be used later, for example, to resolve predefined attributes.
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* `.class` — shorthand for `class` attribute. Note that an element can have multiple classes, like `.class1.class2.class3`.
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* `#id` — shorthand for `id` attribute.
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* `{text}` — node’s text content
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* `*N` — element repeater, tells parser to create `N` copies of given node.
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* `/` — optional self-closing operator. Marks element with `node.selfClosing = true`.
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### Operators
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Each element of abbreviation must be separated with any of these operators:
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```
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elem1+elem2>elem3
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```
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* `+` — sibling operator, adds next element as a next sibling of current element in tree.
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* `>` — child operator, adds next element as a child of current element.
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* `^` — climb-up operator, adds next element as a child of current element’s parent node. Multiple climb-up operators are allowed, each operator moves one level up by tree.
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### Groups
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A set of elements could be grouped using `()`, mostly for repeating and for easier elements nesting:
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```
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a>(b>c+d)*4+(e+f)
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```
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Groups can be optionally concatenated with `+` operator.
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.cjs.map
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version https://git-lfs.github.com/spec/v1
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oid sha256:73e635446fa661ed6c127f71d2c57ac1094ff1c9db9c67aa5b6c33a169048966
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size 37732
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.d.ts
CHANGED
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@@ -1,3 +1,12 @@
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+
import parse, { type TokenGroup } from './parser/index.js';
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| 2 |
+
import tokenize, { getToken, type AllTokens } from './tokenizer/index.js';
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| 3 |
+
import convert from './convert.js';
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| 4 |
+
import type { ParserOptions } from './types.js';
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| 5 |
+
export { parse, tokenize, getToken, convert };
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| 6 |
+
export * from './tokenizer/tokens.js';
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| 7 |
+
export * from './types.js';
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| 8 |
+
export type MarkupAbbreviation = TokenGroup;
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| 9 |
+
/**
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| 10 |
+
* Parses given abbreviation into node tree
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| 11 |
+
*/
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| 12 |
+
export default function parseAbbreviation(abbr: string | AllTokens[], options?: ParserOptions): import("./types.js").Abbreviation;
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.js
CHANGED
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@@ -1,3 +1,1237 @@
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|
|
| 1 |
+
import Scanner, { isNumber, isQuote as isQuote$1, isSpace, isAlpha, isAlphaNumericWord, isUmlaut, ScannerError } from '@emmetio/scanner';
|
| 2 |
+
|
| 3 |
+
function tokenScanner(tokens) {
|
| 4 |
+
return {
|
| 5 |
+
tokens,
|
| 6 |
+
start: 0,
|
| 7 |
+
pos: 0,
|
| 8 |
+
size: tokens.length
|
| 9 |
+
};
|
| 10 |
+
}
|
| 11 |
+
function peek(scanner) {
|
| 12 |
+
return scanner.tokens[scanner.pos];
|
| 13 |
+
}
|
| 14 |
+
function next(scanner) {
|
| 15 |
+
return scanner.tokens[scanner.pos++];
|
| 16 |
+
}
|
| 17 |
+
function slice(scanner, from = scanner.start, to = scanner.pos) {
|
| 18 |
+
return scanner.tokens.slice(from, to);
|
| 19 |
+
}
|
| 20 |
+
function readable(scanner) {
|
| 21 |
+
return scanner.pos < scanner.size;
|
| 22 |
+
}
|
| 23 |
+
function consume(scanner, test) {
|
| 24 |
+
const token = peek(scanner);
|
| 25 |
+
if (token && test(token)) {
|
| 26 |
+
scanner.pos++;
|
| 27 |
+
return true;
|
| 28 |
+
}
|
| 29 |
+
return false;
|
| 30 |
+
}
|
| 31 |
+
function error(scanner, message, token = peek(scanner)) {
|
| 32 |
+
if (token && token.start != null) {
|
| 33 |
+
message += ` at ${token.start}`;
|
| 34 |
+
}
|
| 35 |
+
const err = new Error(message);
|
| 36 |
+
err['pos'] = token && token.start;
|
| 37 |
+
return err;
|
| 38 |
+
}
|
| 39 |
+
|
| 40 |
+
function abbreviation(abbr, options = {}) {
|
| 41 |
+
const scanner = tokenScanner(abbr);
|
| 42 |
+
const result = statements(scanner, options);
|
| 43 |
+
if (readable(scanner)) {
|
| 44 |
+
throw error(scanner, 'Unexpected character');
|
| 45 |
+
}
|
| 46 |
+
return result;
|
| 47 |
+
}
|
| 48 |
+
function statements(scanner, options) {
|
| 49 |
+
const result = {
|
| 50 |
+
type: 'TokenGroup',
|
| 51 |
+
elements: []
|
| 52 |
+
};
|
| 53 |
+
let ctx = result;
|
| 54 |
+
let node;
|
| 55 |
+
const stack = [];
|
| 56 |
+
while (readable(scanner)) {
|
| 57 |
+
if (node = element(scanner, options) || group(scanner, options)) {
|
| 58 |
+
ctx.elements.push(node);
|
| 59 |
+
if (consume(scanner, isChildOperator)) {
|
| 60 |
+
stack.push(ctx);
|
| 61 |
+
ctx = node;
|
| 62 |
+
}
|
| 63 |
+
else if (consume(scanner, isSiblingOperator)) {
|
| 64 |
+
continue;
|
| 65 |
+
}
|
| 66 |
+
else if (consume(scanner, isClimbOperator)) {
|
| 67 |
+
do {
|
| 68 |
+
if (stack.length) {
|
| 69 |
+
ctx = stack.pop();
|
| 70 |
+
}
|
| 71 |
+
} while (consume(scanner, isClimbOperator));
|
| 72 |
+
}
|
| 73 |
+
}
|
| 74 |
+
else {
|
| 75 |
+
break;
|
| 76 |
+
}
|
| 77 |
+
}
|
| 78 |
+
return result;
|
| 79 |
+
}
|
| 80 |
+
/**
|
| 81 |
+
* Consumes group from given scanner
|
| 82 |
+
*/
|
| 83 |
+
function group(scanner, options) {
|
| 84 |
+
if (consume(scanner, isGroupStart)) {
|
| 85 |
+
const result = statements(scanner, options);
|
| 86 |
+
const token = next(scanner);
|
| 87 |
+
if (isBracket(token, 'group', false)) {
|
| 88 |
+
result.repeat = repeater$1(scanner);
|
| 89 |
+
}
|
| 90 |
+
return result;
|
| 91 |
+
}
|
| 92 |
+
}
|
| 93 |
+
/**
|
| 94 |
+
* Consumes single element from given scanner
|
| 95 |
+
*/
|
| 96 |
+
function element(scanner, options) {
|
| 97 |
+
let attr;
|
| 98 |
+
const elem = {
|
| 99 |
+
type: 'TokenElement',
|
| 100 |
+
name: void 0,
|
| 101 |
+
attributes: void 0,
|
| 102 |
+
value: void 0,
|
| 103 |
+
repeat: void 0,
|
| 104 |
+
selfClose: false,
|
| 105 |
+
elements: []
|
| 106 |
+
};
|
| 107 |
+
if (elementName(scanner, options)) {
|
| 108 |
+
elem.name = slice(scanner);
|
| 109 |
+
}
|
| 110 |
+
while (readable(scanner)) {
|
| 111 |
+
scanner.start = scanner.pos;
|
| 112 |
+
if (!elem.repeat && !isEmpty(elem) && consume(scanner, isRepeater)) {
|
| 113 |
+
elem.repeat = scanner.tokens[scanner.pos - 1];
|
| 114 |
+
}
|
| 115 |
+
else if (!elem.value && text(scanner)) {
|
| 116 |
+
elem.value = getText(scanner);
|
| 117 |
+
}
|
| 118 |
+
else if (attr = shortAttribute(scanner, 'id', options) || shortAttribute(scanner, 'class', options) || attributeSet(scanner)) {
|
| 119 |
+
if (!elem.attributes) {
|
| 120 |
+
elem.attributes = Array.isArray(attr) ? attr.slice() : [attr];
|
| 121 |
+
}
|
| 122 |
+
else {
|
| 123 |
+
elem.attributes = elem.attributes.concat(attr);
|
| 124 |
+
}
|
| 125 |
+
}
|
| 126 |
+
else {
|
| 127 |
+
if (!isEmpty(elem) && consume(scanner, isCloseOperator)) {
|
| 128 |
+
elem.selfClose = true;
|
| 129 |
+
if (!elem.repeat && consume(scanner, isRepeater)) {
|
| 130 |
+
elem.repeat = scanner.tokens[scanner.pos - 1];
|
| 131 |
+
}
|
| 132 |
+
}
|
| 133 |
+
break;
|
| 134 |
+
}
|
| 135 |
+
}
|
| 136 |
+
return !isEmpty(elem) ? elem : void 0;
|
| 137 |
+
}
|
| 138 |
+
/**
|
| 139 |
+
* Consumes attribute set from given scanner
|
| 140 |
+
*/
|
| 141 |
+
function attributeSet(scanner) {
|
| 142 |
+
if (consume(scanner, isAttributeSetStart)) {
|
| 143 |
+
const attributes = [];
|
| 144 |
+
let attr;
|
| 145 |
+
while (readable(scanner)) {
|
| 146 |
+
if (attr = attribute(scanner)) {
|
| 147 |
+
attributes.push(attr);
|
| 148 |
+
}
|
| 149 |
+
else if (consume(scanner, isAttributeSetEnd)) {
|
| 150 |
+
break;
|
| 151 |
+
}
|
| 152 |
+
else if (!consume(scanner, isWhiteSpace)) {
|
| 153 |
+
throw error(scanner, `Unexpected "${peek(scanner).type}" token`);
|
| 154 |
+
}
|
| 155 |
+
}
|
| 156 |
+
return attributes;
|
| 157 |
+
}
|
| 158 |
+
}
|
| 159 |
+
/**
|
| 160 |
+
* Consumes attribute shorthand (class or id) from given scanner
|
| 161 |
+
*/
|
| 162 |
+
function shortAttribute(scanner, type, options) {
|
| 163 |
+
if (isOperator(peek(scanner), type)) {
|
| 164 |
+
scanner.pos++;
|
| 165 |
+
// Consume multiple operators
|
| 166 |
+
let count = 1;
|
| 167 |
+
while (isOperator(peek(scanner), type)) {
|
| 168 |
+
scanner.pos++;
|
| 169 |
+
count++;
|
| 170 |
+
}
|
| 171 |
+
const attr = {
|
| 172 |
+
name: [createLiteral(type)]
|
| 173 |
+
};
|
| 174 |
+
if (count > 1) {
|
| 175 |
+
attr.multiple = true;
|
| 176 |
+
}
|
| 177 |
+
// Consume expression after shorthand start for React-like components
|
| 178 |
+
if (options.jsx && text(scanner)) {
|
| 179 |
+
attr.value = getText(scanner);
|
| 180 |
+
attr.expression = true;
|
| 181 |
+
}
|
| 182 |
+
else {
|
| 183 |
+
attr.value = literal$1(scanner) ? slice(scanner) : void 0;
|
| 184 |
+
}
|
| 185 |
+
return attr;
|
| 186 |
+
}
|
| 187 |
+
}
|
| 188 |
+
/**
|
| 189 |
+
* Consumes single attribute from given scanner
|
| 190 |
+
*/
|
| 191 |
+
function attribute(scanner) {
|
| 192 |
+
if (quoted(scanner)) {
|
| 193 |
+
// Consumed quoted value: it’s a value for default attribute
|
| 194 |
+
return {
|
| 195 |
+
value: slice(scanner)
|
| 196 |
+
};
|
| 197 |
+
}
|
| 198 |
+
if (literal$1(scanner, true)) {
|
| 199 |
+
const name = slice(scanner);
|
| 200 |
+
let value;
|
| 201 |
+
if (consume(scanner, isEquals)) {
|
| 202 |
+
if (quoted(scanner) || literal$1(scanner, true)) {
|
| 203 |
+
value = slice(scanner);
|
| 204 |
+
}
|
| 205 |
+
}
|
| 206 |
+
return { name, value };
|
| 207 |
+
}
|
| 208 |
+
}
|
| 209 |
+
function repeater$1(scanner) {
|
| 210 |
+
return isRepeater(peek(scanner))
|
| 211 |
+
? scanner.tokens[scanner.pos++]
|
| 212 |
+
: void 0;
|
| 213 |
+
}
|
| 214 |
+
/**
|
| 215 |
+
* Consumes quoted value from given scanner, if possible
|
| 216 |
+
*/
|
| 217 |
+
function quoted(scanner) {
|
| 218 |
+
const start = scanner.pos;
|
| 219 |
+
const quote = peek(scanner);
|
| 220 |
+
if (isQuote(quote)) {
|
| 221 |
+
scanner.pos++;
|
| 222 |
+
while (readable(scanner)) {
|
| 223 |
+
if (isQuote(next(scanner), quote.single)) {
|
| 224 |
+
scanner.start = start;
|
| 225 |
+
return true;
|
| 226 |
+
}
|
| 227 |
+
}
|
| 228 |
+
throw error(scanner, 'Unclosed quote', quote);
|
| 229 |
+
}
|
| 230 |
+
return false;
|
| 231 |
+
}
|
| 232 |
+
/**
|
| 233 |
+
* Consumes literal (unquoted value) from given scanner
|
| 234 |
+
*/
|
| 235 |
+
function literal$1(scanner, allowBrackets) {
|
| 236 |
+
const start = scanner.pos;
|
| 237 |
+
const brackets = {
|
| 238 |
+
attribute: 0,
|
| 239 |
+
expression: 0,
|
| 240 |
+
group: 0
|
| 241 |
+
};
|
| 242 |
+
while (readable(scanner)) {
|
| 243 |
+
const token = peek(scanner);
|
| 244 |
+
if (brackets.expression) {
|
| 245 |
+
// If we’re inside expression, we should consume all content in it
|
| 246 |
+
if (isBracket(token, 'expression')) {
|
| 247 |
+
brackets[token.context] += token.open ? 1 : -1;
|
| 248 |
+
}
|
| 249 |
+
}
|
| 250 |
+
else if (isQuote(token) || isOperator(token) || isWhiteSpace(token) || isRepeater(token)) {
|
| 251 |
+
break;
|
| 252 |
+
}
|
| 253 |
+
else if (isBracket(token)) {
|
| 254 |
+
if (!allowBrackets) {
|
| 255 |
+
break;
|
| 256 |
+
}
|
| 257 |
+
if (token.open) {
|
| 258 |
+
brackets[token.context]++;
|
| 259 |
+
}
|
| 260 |
+
else if (!brackets[token.context]) {
|
| 261 |
+
// Stop if found unmatched closing brace: it must be handled
|
| 262 |
+
// by parent consumer
|
| 263 |
+
break;
|
| 264 |
+
}
|
| 265 |
+
else {
|
| 266 |
+
brackets[token.context]--;
|
| 267 |
+
}
|
| 268 |
+
}
|
| 269 |
+
scanner.pos++;
|
| 270 |
+
}
|
| 271 |
+
if (start !== scanner.pos) {
|
| 272 |
+
scanner.start = start;
|
| 273 |
+
return true;
|
| 274 |
+
}
|
| 275 |
+
return false;
|
| 276 |
+
}
|
| 277 |
+
/**
|
| 278 |
+
* Consumes element name from given scanner
|
| 279 |
+
*/
|
| 280 |
+
function elementName(scanner, options) {
|
| 281 |
+
const start = scanner.pos;
|
| 282 |
+
if (options.jsx && consume(scanner, isCapitalizedLiteral)) {
|
| 283 |
+
// Check for edge case: consume immediate capitalized class names
|
| 284 |
+
// for React-like components, e.g. `Foo.Bar.Baz`
|
| 285 |
+
while (readable(scanner)) {
|
| 286 |
+
const { pos } = scanner;
|
| 287 |
+
if (!consume(scanner, isClassNameOperator) || !consume(scanner, isCapitalizedLiteral)) {
|
| 288 |
+
scanner.pos = pos;
|
| 289 |
+
break;
|
| 290 |
+
}
|
| 291 |
+
}
|
| 292 |
+
}
|
| 293 |
+
while (readable(scanner) && consume(scanner, isElementName$1)) {
|
| 294 |
+
// empty
|
| 295 |
+
}
|
| 296 |
+
if (scanner.pos !== start) {
|
| 297 |
+
scanner.start = start;
|
| 298 |
+
return true;
|
| 299 |
+
}
|
| 300 |
+
return false;
|
| 301 |
+
}
|
| 302 |
+
/**
|
| 303 |
+
* Consumes text value from given scanner
|
| 304 |
+
*/
|
| 305 |
+
function text(scanner) {
|
| 306 |
+
const start = scanner.pos;
|
| 307 |
+
if (consume(scanner, isTextStart)) {
|
| 308 |
+
let brackets = 0;
|
| 309 |
+
while (readable(scanner)) {
|
| 310 |
+
const token = next(scanner);
|
| 311 |
+
if (isBracket(token, 'expression')) {
|
| 312 |
+
if (token.open) {
|
| 313 |
+
brackets++;
|
| 314 |
+
}
|
| 315 |
+
else if (!brackets) {
|
| 316 |
+
break;
|
| 317 |
+
}
|
| 318 |
+
else {
|
| 319 |
+
brackets--;
|
| 320 |
+
}
|
| 321 |
+
}
|
| 322 |
+
}
|
| 323 |
+
scanner.start = start;
|
| 324 |
+
return true;
|
| 325 |
+
}
|
| 326 |
+
return false;
|
| 327 |
+
}
|
| 328 |
+
function getText(scanner) {
|
| 329 |
+
let from = scanner.start;
|
| 330 |
+
let to = scanner.pos;
|
| 331 |
+
if (isBracket(scanner.tokens[from], 'expression', true)) {
|
| 332 |
+
from++;
|
| 333 |
+
}
|
| 334 |
+
if (isBracket(scanner.tokens[to - 1], 'expression', false)) {
|
| 335 |
+
to--;
|
| 336 |
+
}
|
| 337 |
+
return slice(scanner, from, to);
|
| 338 |
+
}
|
| 339 |
+
function isBracket(token, context, isOpen) {
|
| 340 |
+
return Boolean(token && token.type === 'Bracket'
|
| 341 |
+
&& (!context || token.context === context)
|
| 342 |
+
&& (isOpen == null || token.open === isOpen));
|
| 343 |
+
}
|
| 344 |
+
function isOperator(token, type) {
|
| 345 |
+
return Boolean(token && token.type === 'Operator' && (!type || token.operator === type));
|
| 346 |
+
}
|
| 347 |
+
function isQuote(token, isSingle) {
|
| 348 |
+
return Boolean(token && token.type === 'Quote' && (isSingle == null || token.single === isSingle));
|
| 349 |
+
}
|
| 350 |
+
function isWhiteSpace(token) {
|
| 351 |
+
return Boolean(token && token.type === 'WhiteSpace');
|
| 352 |
+
}
|
| 353 |
+
function isEquals(token) {
|
| 354 |
+
return isOperator(token, 'equal');
|
| 355 |
+
}
|
| 356 |
+
function isRepeater(token) {
|
| 357 |
+
return Boolean(token && token.type === 'Repeater');
|
| 358 |
+
}
|
| 359 |
+
function isLiteral(token) {
|
| 360 |
+
return token.type === 'Literal';
|
| 361 |
+
}
|
| 362 |
+
function isCapitalizedLiteral(token) {
|
| 363 |
+
if (isLiteral(token)) {
|
| 364 |
+
const ch = token.value.charCodeAt(0);
|
| 365 |
+
return ch >= 65 && ch <= 90;
|
| 366 |
+
}
|
| 367 |
+
return false;
|
| 368 |
+
}
|
| 369 |
+
function isElementName$1(token) {
|
| 370 |
+
return token.type === 'Literal' || token.type === 'RepeaterNumber' || token.type === 'RepeaterPlaceholder';
|
| 371 |
+
}
|
| 372 |
+
function isClassNameOperator(token) {
|
| 373 |
+
return isOperator(token, 'class');
|
| 374 |
+
}
|
| 375 |
+
function isAttributeSetStart(token) {
|
| 376 |
+
return isBracket(token, 'attribute', true);
|
| 377 |
+
}
|
| 378 |
+
function isAttributeSetEnd(token) {
|
| 379 |
+
return isBracket(token, 'attribute', false);
|
| 380 |
+
}
|
| 381 |
+
function isTextStart(token) {
|
| 382 |
+
return isBracket(token, 'expression', true);
|
| 383 |
+
}
|
| 384 |
+
function isGroupStart(token) {
|
| 385 |
+
return isBracket(token, 'group', true);
|
| 386 |
+
}
|
| 387 |
+
function createLiteral(value) {
|
| 388 |
+
return { type: 'Literal', value };
|
| 389 |
+
}
|
| 390 |
+
function isEmpty(elem) {
|
| 391 |
+
return !elem.name && !elem.value && !elem.attributes;
|
| 392 |
+
}
|
| 393 |
+
function isChildOperator(token) {
|
| 394 |
+
return isOperator(token, 'child');
|
| 395 |
+
}
|
| 396 |
+
function isSiblingOperator(token) {
|
| 397 |
+
return isOperator(token, 'sibling');
|
| 398 |
+
}
|
| 399 |
+
function isClimbOperator(token) {
|
| 400 |
+
return isOperator(token, 'climb');
|
| 401 |
+
}
|
| 402 |
+
function isCloseOperator(token) {
|
| 403 |
+
return isOperator(token, 'close');
|
| 404 |
+
}
|
| 405 |
+
|
| 406 |
+
var Chars;
|
| 407 |
+
(function (Chars) {
|
| 408 |
+
/** `{` character */
|
| 409 |
+
Chars[Chars["CurlyBracketOpen"] = 123] = "CurlyBracketOpen";
|
| 410 |
+
/** `}` character */
|
| 411 |
+
Chars[Chars["CurlyBracketClose"] = 125] = "CurlyBracketClose";
|
| 412 |
+
/** `\\` character */
|
| 413 |
+
Chars[Chars["Escape"] = 92] = "Escape";
|
| 414 |
+
/** `=` character */
|
| 415 |
+
Chars[Chars["Equals"] = 61] = "Equals";
|
| 416 |
+
/** `[` character */
|
| 417 |
+
Chars[Chars["SquareBracketOpen"] = 91] = "SquareBracketOpen";
|
| 418 |
+
/** `]` character */
|
| 419 |
+
Chars[Chars["SquareBracketClose"] = 93] = "SquareBracketClose";
|
| 420 |
+
/** `*` character */
|
| 421 |
+
Chars[Chars["Asterisk"] = 42] = "Asterisk";
|
| 422 |
+
/** `#` character */
|
| 423 |
+
Chars[Chars["Hash"] = 35] = "Hash";
|
| 424 |
+
/** `$` character */
|
| 425 |
+
Chars[Chars["Dollar"] = 36] = "Dollar";
|
| 426 |
+
/** `-` character */
|
| 427 |
+
Chars[Chars["Dash"] = 45] = "Dash";
|
| 428 |
+
/** `.` character */
|
| 429 |
+
Chars[Chars["Dot"] = 46] = "Dot";
|
| 430 |
+
/** `/` character */
|
| 431 |
+
Chars[Chars["Slash"] = 47] = "Slash";
|
| 432 |
+
/** `:` character */
|
| 433 |
+
Chars[Chars["Colon"] = 58] = "Colon";
|
| 434 |
+
/** `!` character */
|
| 435 |
+
Chars[Chars["Excl"] = 33] = "Excl";
|
| 436 |
+
/** `@` character */
|
| 437 |
+
Chars[Chars["At"] = 64] = "At";
|
| 438 |
+
/** `_` character */
|
| 439 |
+
Chars[Chars["Underscore"] = 95] = "Underscore";
|
| 440 |
+
/** `(` character */
|
| 441 |
+
Chars[Chars["RoundBracketOpen"] = 40] = "RoundBracketOpen";
|
| 442 |
+
/** `)` character */
|
| 443 |
+
Chars[Chars["RoundBracketClose"] = 41] = "RoundBracketClose";
|
| 444 |
+
/** `+` character */
|
| 445 |
+
Chars[Chars["Sibling"] = 43] = "Sibling";
|
| 446 |
+
/** `>` character */
|
| 447 |
+
Chars[Chars["Child"] = 62] = "Child";
|
| 448 |
+
/** `^` character */
|
| 449 |
+
Chars[Chars["Climb"] = 94] = "Climb";
|
| 450 |
+
/** `'` character */
|
| 451 |
+
Chars[Chars["SingleQuote"] = 39] = "SingleQuote";
|
| 452 |
+
/** `""` character */
|
| 453 |
+
Chars[Chars["DoubleQuote"] = 34] = "DoubleQuote";
|
| 454 |
+
})(Chars || (Chars = {}));
|
| 455 |
+
/**
|
| 456 |
+
* If consumes escape character, sets current stream range to escaped value
|
| 457 |
+
*/
|
| 458 |
+
function escaped(scanner) {
|
| 459 |
+
if (scanner.eat(Chars.Escape)) {
|
| 460 |
+
scanner.start = scanner.pos;
|
| 461 |
+
if (!scanner.eof()) {
|
| 462 |
+
scanner.pos++;
|
| 463 |
+
}
|
| 464 |
+
return true;
|
| 465 |
+
}
|
| 466 |
+
return false;
|
| 467 |
+
}
|
| 468 |
+
|
| 469 |
+
function tokenize(source) {
|
| 470 |
+
const scanner = new Scanner(source);
|
| 471 |
+
const result = [];
|
| 472 |
+
const ctx = {
|
| 473 |
+
group: 0,
|
| 474 |
+
attribute: 0,
|
| 475 |
+
expression: 0,
|
| 476 |
+
quote: 0
|
| 477 |
+
};
|
| 478 |
+
let ch = 0;
|
| 479 |
+
let token;
|
| 480 |
+
while (!scanner.eof()) {
|
| 481 |
+
ch = scanner.peek();
|
| 482 |
+
token = getToken(scanner, ctx);
|
| 483 |
+
if (token) {
|
| 484 |
+
result.push(token);
|
| 485 |
+
if (token.type === 'Quote') {
|
| 486 |
+
ctx.quote = ch === ctx.quote ? 0 : ch;
|
| 487 |
+
}
|
| 488 |
+
else if (token.type === 'Bracket') {
|
| 489 |
+
ctx[token.context] += token.open ? 1 : -1;
|
| 490 |
+
}
|
| 491 |
+
}
|
| 492 |
+
else {
|
| 493 |
+
throw scanner.error('Unexpected character');
|
| 494 |
+
}
|
| 495 |
+
}
|
| 496 |
+
return result;
|
| 497 |
+
}
|
| 498 |
+
/**
|
| 499 |
+
* Returns next token from given scanner, if possible
|
| 500 |
+
*/
|
| 501 |
+
function getToken(scanner, ctx) {
|
| 502 |
+
return field(scanner, ctx)
|
| 503 |
+
|| repeaterPlaceholder(scanner)
|
| 504 |
+
|| repeaterNumber(scanner)
|
| 505 |
+
|| repeater(scanner)
|
| 506 |
+
|| whiteSpace(scanner)
|
| 507 |
+
|| literal(scanner, ctx)
|
| 508 |
+
|| operator(scanner)
|
| 509 |
+
|| quote(scanner)
|
| 510 |
+
|| bracket(scanner);
|
| 511 |
+
}
|
| 512 |
+
/**
|
| 513 |
+
* Consumes literal from given scanner
|
| 514 |
+
*/
|
| 515 |
+
function literal(scanner, ctx) {
|
| 516 |
+
const start = scanner.pos;
|
| 517 |
+
const expressionStart = ctx.expression;
|
| 518 |
+
let value = '';
|
| 519 |
+
while (!scanner.eof()) {
|
| 520 |
+
// Consume escaped sequence no matter of context
|
| 521 |
+
if (escaped(scanner)) {
|
| 522 |
+
value += scanner.current();
|
| 523 |
+
continue;
|
| 524 |
+
}
|
| 525 |
+
const ch = scanner.peek();
|
| 526 |
+
if (ch === Chars.Slash && !ctx.quote && !ctx.expression && !ctx.attribute) {
|
| 527 |
+
// Special case for `/` character between numbers in class names
|
| 528 |
+
const prev = scanner.string.charCodeAt(scanner.pos - 1);
|
| 529 |
+
const next = scanner.string.charCodeAt(scanner.pos + 1);
|
| 530 |
+
if (isNumber(prev) && isNumber(next)) {
|
| 531 |
+
value += scanner.string[scanner.pos++];
|
| 532 |
+
continue;
|
| 533 |
+
}
|
| 534 |
+
}
|
| 535 |
+
if (ch === ctx.quote || ch === Chars.Dollar || isAllowedOperator(ch, ctx)) {
|
| 536 |
+
// 1. Found matching quote
|
| 537 |
+
// 2. The `$` character has special meaning in every context
|
| 538 |
+
// 3. Depending on context, some characters should be treated as operators
|
| 539 |
+
break;
|
| 540 |
+
}
|
| 541 |
+
if (expressionStart) {
|
| 542 |
+
// Consume nested expressions, e.g. span{{foo}}
|
| 543 |
+
if (ch === Chars.CurlyBracketOpen) {
|
| 544 |
+
ctx.expression++;
|
| 545 |
+
}
|
| 546 |
+
else if (ch === Chars.CurlyBracketClose) {
|
| 547 |
+
if (ctx.expression > expressionStart) {
|
| 548 |
+
ctx.expression--;
|
| 549 |
+
}
|
| 550 |
+
else {
|
| 551 |
+
break;
|
| 552 |
+
}
|
| 553 |
+
}
|
| 554 |
+
}
|
| 555 |
+
else if (!ctx.quote) {
|
| 556 |
+
// Consuming element name
|
| 557 |
+
if (!ctx.attribute && !isElementName(ch)) {
|
| 558 |
+
break;
|
| 559 |
+
}
|
| 560 |
+
if (isAllowedSpace(ch, ctx) || isAllowedRepeater(ch, ctx) || isQuote$1(ch) || bracketType(ch)) {
|
| 561 |
+
// Stop for characters not allowed in unquoted literal
|
| 562 |
+
break;
|
| 563 |
+
}
|
| 564 |
+
}
|
| 565 |
+
value += scanner.string[scanner.pos++];
|
| 566 |
+
}
|
| 567 |
+
if (start !== scanner.pos) {
|
| 568 |
+
scanner.start = start;
|
| 569 |
+
return {
|
| 570 |
+
type: 'Literal',
|
| 571 |
+
value,
|
| 572 |
+
start,
|
| 573 |
+
end: scanner.pos
|
| 574 |
+
};
|
| 575 |
+
}
|
| 576 |
+
}
|
| 577 |
+
/**
|
| 578 |
+
* Consumes white space characters as string literal from given scanner
|
| 579 |
+
*/
|
| 580 |
+
function whiteSpace(scanner) {
|
| 581 |
+
const start = scanner.pos;
|
| 582 |
+
if (scanner.eatWhile(isSpace)) {
|
| 583 |
+
return {
|
| 584 |
+
type: 'WhiteSpace',
|
| 585 |
+
start,
|
| 586 |
+
end: scanner.pos,
|
| 587 |
+
value: scanner.substring(start, scanner.pos)
|
| 588 |
+
};
|
| 589 |
+
}
|
| 590 |
+
}
|
| 591 |
+
/**
|
| 592 |
+
* Consumes quote from given scanner
|
| 593 |
+
*/
|
| 594 |
+
function quote(scanner) {
|
| 595 |
+
const ch = scanner.peek();
|
| 596 |
+
if (isQuote$1(ch)) {
|
| 597 |
+
return {
|
| 598 |
+
type: 'Quote',
|
| 599 |
+
single: ch === Chars.SingleQuote,
|
| 600 |
+
start: scanner.pos++,
|
| 601 |
+
end: scanner.pos
|
| 602 |
+
};
|
| 603 |
+
}
|
| 604 |
+
}
|
| 605 |
+
/**
|
| 606 |
+
* Consumes bracket from given scanner
|
| 607 |
+
*/
|
| 608 |
+
function bracket(scanner) {
|
| 609 |
+
const ch = scanner.peek();
|
| 610 |
+
const context = bracketType(ch);
|
| 611 |
+
if (context) {
|
| 612 |
+
return {
|
| 613 |
+
type: 'Bracket',
|
| 614 |
+
open: isOpenBracket(ch),
|
| 615 |
+
context,
|
| 616 |
+
start: scanner.pos++,
|
| 617 |
+
end: scanner.pos
|
| 618 |
+
};
|
| 619 |
+
}
|
| 620 |
+
}
|
| 621 |
+
/**
|
| 622 |
+
* Consumes operator from given scanner
|
| 623 |
+
*/
|
| 624 |
+
function operator(scanner) {
|
| 625 |
+
const op = operatorType(scanner.peek());
|
| 626 |
+
if (op) {
|
| 627 |
+
return {
|
| 628 |
+
type: 'Operator',
|
| 629 |
+
operator: op,
|
| 630 |
+
start: scanner.pos++,
|
| 631 |
+
end: scanner.pos
|
| 632 |
+
};
|
| 633 |
+
}
|
| 634 |
+
}
|
| 635 |
+
/**
|
| 636 |
+
* Consumes node repeat token from current stream position and returns its
|
| 637 |
+
* parsed value
|
| 638 |
+
*/
|
| 639 |
+
function repeater(scanner) {
|
| 640 |
+
const start = scanner.pos;
|
| 641 |
+
if (scanner.eat(Chars.Asterisk)) {
|
| 642 |
+
scanner.start = scanner.pos;
|
| 643 |
+
let count = 1;
|
| 644 |
+
let implicit = false;
|
| 645 |
+
if (scanner.eatWhile(isNumber)) {
|
| 646 |
+
count = Number(scanner.current());
|
| 647 |
+
}
|
| 648 |
+
else {
|
| 649 |
+
implicit = true;
|
| 650 |
+
}
|
| 651 |
+
return {
|
| 652 |
+
type: 'Repeater',
|
| 653 |
+
count,
|
| 654 |
+
value: 0,
|
| 655 |
+
implicit,
|
| 656 |
+
start,
|
| 657 |
+
end: scanner.pos
|
| 658 |
+
};
|
| 659 |
+
}
|
| 660 |
+
}
|
| 661 |
+
/**
|
| 662 |
+
* Consumes repeater placeholder `$#` from given scanner
|
| 663 |
+
*/
|
| 664 |
+
function repeaterPlaceholder(scanner) {
|
| 665 |
+
const start = scanner.pos;
|
| 666 |
+
if (scanner.eat(Chars.Dollar) && scanner.eat(Chars.Hash)) {
|
| 667 |
+
return {
|
| 668 |
+
type: 'RepeaterPlaceholder',
|
| 669 |
+
value: void 0,
|
| 670 |
+
start,
|
| 671 |
+
end: scanner.pos
|
| 672 |
+
};
|
| 673 |
+
}
|
| 674 |
+
scanner.pos = start;
|
| 675 |
+
}
|
| 676 |
+
/**
|
| 677 |
+
* Consumes numbering token like `$` from given scanner state
|
| 678 |
+
*/
|
| 679 |
+
function repeaterNumber(scanner) {
|
| 680 |
+
const start = scanner.pos;
|
| 681 |
+
if (scanner.eatWhile(Chars.Dollar)) {
|
| 682 |
+
const size = scanner.pos - start;
|
| 683 |
+
let reverse = false;
|
| 684 |
+
let base = 1;
|
| 685 |
+
let parent = 0;
|
| 686 |
+
if (scanner.eat(Chars.At)) {
|
| 687 |
+
// Consume numbering modifiers
|
| 688 |
+
while (scanner.eat(Chars.Climb)) {
|
| 689 |
+
parent++;
|
| 690 |
+
}
|
| 691 |
+
reverse = scanner.eat(Chars.Dash);
|
| 692 |
+
scanner.start = scanner.pos;
|
| 693 |
+
if (scanner.eatWhile(isNumber)) {
|
| 694 |
+
base = Number(scanner.current());
|
| 695 |
+
}
|
| 696 |
+
}
|
| 697 |
+
scanner.start = start;
|
| 698 |
+
return {
|
| 699 |
+
type: 'RepeaterNumber',
|
| 700 |
+
size,
|
| 701 |
+
reverse,
|
| 702 |
+
base,
|
| 703 |
+
parent,
|
| 704 |
+
start,
|
| 705 |
+
end: scanner.pos
|
| 706 |
+
};
|
| 707 |
+
}
|
| 708 |
+
}
|
| 709 |
+
function field(scanner, ctx) {
|
| 710 |
+
const start = scanner.pos;
|
| 711 |
+
// Fields are allowed inside expressions and attributes
|
| 712 |
+
if ((ctx.expression || ctx.attribute) && scanner.eat(Chars.Dollar) && scanner.eat(Chars.CurlyBracketOpen)) {
|
| 713 |
+
scanner.start = scanner.pos;
|
| 714 |
+
let index;
|
| 715 |
+
let name = '';
|
| 716 |
+
if (scanner.eatWhile(isNumber)) {
|
| 717 |
+
// It’s a field
|
| 718 |
+
index = Number(scanner.current());
|
| 719 |
+
name = scanner.eat(Chars.Colon) ? consumePlaceholder(scanner) : '';
|
| 720 |
+
}
|
| 721 |
+
else if (isAlpha(scanner.peek())) {
|
| 722 |
+
// It’s a variable
|
| 723 |
+
name = consumePlaceholder(scanner);
|
| 724 |
+
}
|
| 725 |
+
if (scanner.eat(Chars.CurlyBracketClose)) {
|
| 726 |
+
return {
|
| 727 |
+
type: 'Field',
|
| 728 |
+
index, name,
|
| 729 |
+
start,
|
| 730 |
+
end: scanner.pos
|
| 731 |
+
};
|
| 732 |
+
}
|
| 733 |
+
throw scanner.error('Expecting }');
|
| 734 |
+
}
|
| 735 |
+
// If we reached here then there’s no valid field here, revert
|
| 736 |
+
// back to starting position
|
| 737 |
+
scanner.pos = start;
|
| 738 |
+
}
|
| 739 |
+
/**
|
| 740 |
+
* Consumes a placeholder: value right after `:` in field. Could be empty
|
| 741 |
+
*/
|
| 742 |
+
function consumePlaceholder(stream) {
|
| 743 |
+
const stack = [];
|
| 744 |
+
stream.start = stream.pos;
|
| 745 |
+
while (!stream.eof()) {
|
| 746 |
+
if (stream.eat(Chars.CurlyBracketOpen)) {
|
| 747 |
+
stack.push(stream.pos);
|
| 748 |
+
}
|
| 749 |
+
else if (stream.eat(Chars.CurlyBracketClose)) {
|
| 750 |
+
if (!stack.length) {
|
| 751 |
+
stream.pos--;
|
| 752 |
+
break;
|
| 753 |
+
}
|
| 754 |
+
stack.pop();
|
| 755 |
+
}
|
| 756 |
+
else {
|
| 757 |
+
stream.pos++;
|
| 758 |
+
}
|
| 759 |
+
}
|
| 760 |
+
if (stack.length) {
|
| 761 |
+
stream.pos = stack.pop();
|
| 762 |
+
throw stream.error(`Expecting }`);
|
| 763 |
+
}
|
| 764 |
+
return stream.current();
|
| 765 |
+
}
|
| 766 |
+
/**
|
| 767 |
+
* Check if given character code is an operator and it’s allowed in current context
|
| 768 |
+
*/
|
| 769 |
+
function isAllowedOperator(ch, ctx) {
|
| 770 |
+
const op = operatorType(ch);
|
| 771 |
+
if (!op || ctx.quote || ctx.expression) {
|
| 772 |
+
// No operators inside quoted values or expressions
|
| 773 |
+
return false;
|
| 774 |
+
}
|
| 775 |
+
// Inside attributes, only `equals` is allowed
|
| 776 |
+
return !ctx.attribute || op === 'equal';
|
| 777 |
+
}
|
| 778 |
+
/**
|
| 779 |
+
* Check if given character is a space character and is allowed to be consumed
|
| 780 |
+
* as a space token in current context
|
| 781 |
+
*/
|
| 782 |
+
function isAllowedSpace(ch, ctx) {
|
| 783 |
+
return isSpace(ch) && !ctx.expression;
|
| 784 |
+
}
|
| 785 |
+
/**
|
| 786 |
+
* Check if given character can be consumed as repeater in current context
|
| 787 |
+
*/
|
| 788 |
+
function isAllowedRepeater(ch, ctx) {
|
| 789 |
+
return ch === Chars.Asterisk && !ctx.attribute && !ctx.expression;
|
| 790 |
+
}
|
| 791 |
+
/**
|
| 792 |
+
* If given character is a bracket, returns it’s type
|
| 793 |
+
*/
|
| 794 |
+
function bracketType(ch) {
|
| 795 |
+
if (ch === Chars.RoundBracketOpen || ch === Chars.RoundBracketClose) {
|
| 796 |
+
return 'group';
|
| 797 |
+
}
|
| 798 |
+
if (ch === Chars.SquareBracketOpen || ch === Chars.SquareBracketClose) {
|
| 799 |
+
return 'attribute';
|
| 800 |
+
}
|
| 801 |
+
if (ch === Chars.CurlyBracketOpen || ch === Chars.CurlyBracketClose) {
|
| 802 |
+
return 'expression';
|
| 803 |
+
}
|
| 804 |
+
}
|
| 805 |
+
/**
|
| 806 |
+
* If given character is an operator, returns it’s type
|
| 807 |
+
*/
|
| 808 |
+
function operatorType(ch) {
|
| 809 |
+
return (ch === Chars.Child && 'child')
|
| 810 |
+
|| (ch === Chars.Sibling && 'sibling')
|
| 811 |
+
|| (ch === Chars.Climb && 'climb')
|
| 812 |
+
|| (ch === Chars.Dot && 'class')
|
| 813 |
+
|| (ch === Chars.Hash && 'id')
|
| 814 |
+
|| (ch === Chars.Slash && 'close')
|
| 815 |
+
|| (ch === Chars.Equals && 'equal')
|
| 816 |
+
|| void 0;
|
| 817 |
+
}
|
| 818 |
+
/**
|
| 819 |
+
* Check if given character is an open bracket
|
| 820 |
+
*/
|
| 821 |
+
function isOpenBracket(ch) {
|
| 822 |
+
return ch === Chars.CurlyBracketOpen
|
| 823 |
+
|| ch === Chars.SquareBracketOpen
|
| 824 |
+
|| ch === Chars.RoundBracketOpen;
|
| 825 |
+
}
|
| 826 |
+
/**
|
| 827 |
+
* Check if given character is allowed in element name
|
| 828 |
+
*/
|
| 829 |
+
function isElementName(ch) {
|
| 830 |
+
return isAlphaNumericWord(ch)
|
| 831 |
+
|| isUmlaut(ch)
|
| 832 |
+
|| ch === Chars.Dash
|
| 833 |
+
|| ch === Chars.Colon
|
| 834 |
+
|| ch === Chars.Excl;
|
| 835 |
+
}
|
| 836 |
+
|
| 837 |
+
const operators = {
|
| 838 |
+
child: '>',
|
| 839 |
+
class: '.',
|
| 840 |
+
climb: '^',
|
| 841 |
+
id: '#',
|
| 842 |
+
equal: '=',
|
| 843 |
+
close: '/',
|
| 844 |
+
sibling: '+'
|
| 845 |
+
};
|
| 846 |
+
const tokenVisitor = {
|
| 847 |
+
Literal(token) {
|
| 848 |
+
return token.value;
|
| 849 |
+
},
|
| 850 |
+
Quote(token) {
|
| 851 |
+
return token.single ? '\'' : '"';
|
| 852 |
+
},
|
| 853 |
+
Bracket(token) {
|
| 854 |
+
if (token.context === 'attribute') {
|
| 855 |
+
return token.open ? '[' : ']';
|
| 856 |
+
}
|
| 857 |
+
else if (token.context === 'expression') {
|
| 858 |
+
return token.open ? '{' : '}';
|
| 859 |
+
}
|
| 860 |
+
else {
|
| 861 |
+
return token.open ? '(' : '}';
|
| 862 |
+
}
|
| 863 |
+
},
|
| 864 |
+
Operator(token) {
|
| 865 |
+
return operators[token.operator];
|
| 866 |
+
},
|
| 867 |
+
Field(token, state) {
|
| 868 |
+
if (token.index != null) {
|
| 869 |
+
// It’s a field: by default, return TextMate-compatible field
|
| 870 |
+
return token.name
|
| 871 |
+
? `\${${token.index}:${token.name}}`
|
| 872 |
+
: `\${${token.index}`;
|
| 873 |
+
}
|
| 874 |
+
else if (token.name) {
|
| 875 |
+
// It’s a variable
|
| 876 |
+
return state.getVariable(token.name);
|
| 877 |
+
}
|
| 878 |
+
return '';
|
| 879 |
+
},
|
| 880 |
+
RepeaterPlaceholder(token, state) {
|
| 881 |
+
// Find closest implicit repeater
|
| 882 |
+
let repeater;
|
| 883 |
+
for (let i = state.repeaters.length - 1; i >= 0; i--) {
|
| 884 |
+
if (state.repeaters[i].implicit) {
|
| 885 |
+
repeater = state.repeaters[i];
|
| 886 |
+
break;
|
| 887 |
+
}
|
| 888 |
+
}
|
| 889 |
+
state.inserted = true;
|
| 890 |
+
return state.getText(repeater && repeater.value);
|
| 891 |
+
},
|
| 892 |
+
RepeaterNumber(token, state) {
|
| 893 |
+
let value = 1;
|
| 894 |
+
const lastIx = state.repeaters.length - 1;
|
| 895 |
+
// const repeaterIx = Math.max(0, state.repeaters.length - 1 - token.parent);
|
| 896 |
+
const repeater = state.repeaters[lastIx];
|
| 897 |
+
if (repeater) {
|
| 898 |
+
value = token.reverse
|
| 899 |
+
? token.base + repeater.count - repeater.value - 1
|
| 900 |
+
: token.base + repeater.value;
|
| 901 |
+
if (token.parent) {
|
| 902 |
+
const parentIx = Math.max(0, lastIx - token.parent);
|
| 903 |
+
if (parentIx !== lastIx) {
|
| 904 |
+
const parentRepeater = state.repeaters[parentIx];
|
| 905 |
+
value += repeater.count * parentRepeater.value;
|
| 906 |
+
}
|
| 907 |
+
}
|
| 908 |
+
}
|
| 909 |
+
let result = String(value);
|
| 910 |
+
while (result.length < token.size) {
|
| 911 |
+
result = '0' + result;
|
| 912 |
+
}
|
| 913 |
+
return result;
|
| 914 |
+
},
|
| 915 |
+
WhiteSpace(token) {
|
| 916 |
+
return token.value;
|
| 917 |
+
}
|
| 918 |
+
};
|
| 919 |
+
/**
|
| 920 |
+
* Converts given value token to string
|
| 921 |
+
*/
|
| 922 |
+
function stringify(token, state) {
|
| 923 |
+
if (!tokenVisitor[token.type]) {
|
| 924 |
+
throw new Error(`Unknown token ${token.type}`);
|
| 925 |
+
}
|
| 926 |
+
return tokenVisitor[token.type](token, state);
|
| 927 |
+
}
|
| 928 |
+
|
| 929 |
+
const urlRegex = /^((https?:|ftp:|file:)?\/\/|(www|ftp)\.)[^ ]*$/;
|
| 930 |
+
const emailRegex = /^[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,5}$/;
|
| 931 |
+
/**
|
| 932 |
+
* Converts given token-based abbreviation into simplified and unrolled node-based
|
| 933 |
+
* abbreviation
|
| 934 |
+
*/
|
| 935 |
+
function convert(abbr, options = {}) {
|
| 936 |
+
let textInserted = false;
|
| 937 |
+
let cleanText;
|
| 938 |
+
if (options.text) {
|
| 939 |
+
if (Array.isArray(options.text)) {
|
| 940 |
+
cleanText = options.text.filter(s => s.trim());
|
| 941 |
+
}
|
| 942 |
+
else {
|
| 943 |
+
cleanText = options.text;
|
| 944 |
+
}
|
| 945 |
+
}
|
| 946 |
+
const result = {
|
| 947 |
+
type: 'Abbreviation',
|
| 948 |
+
children: convertGroup(abbr, {
|
| 949 |
+
inserted: false,
|
| 950 |
+
repeaters: [],
|
| 951 |
+
text: options.text,
|
| 952 |
+
cleanText,
|
| 953 |
+
repeatGuard: options.maxRepeat || Number.POSITIVE_INFINITY,
|
| 954 |
+
getText(pos) {
|
| 955 |
+
var _a;
|
| 956 |
+
textInserted = true;
|
| 957 |
+
let value;
|
| 958 |
+
if (Array.isArray(options.text)) {
|
| 959 |
+
if (pos !== undefined && pos >= 0 && pos < cleanText.length) {
|
| 960 |
+
return cleanText[pos];
|
| 961 |
+
}
|
| 962 |
+
value = pos !== undefined ? options.text[pos] : options.text.join('\n');
|
| 963 |
+
}
|
| 964 |
+
else {
|
| 965 |
+
value = (_a = options.text) !== null && _a !== void 0 ? _a : '';
|
| 966 |
+
}
|
| 967 |
+
return value;
|
| 968 |
+
},
|
| 969 |
+
getVariable(name) {
|
| 970 |
+
const varValue = options.variables && options.variables[name];
|
| 971 |
+
return varValue != null ? varValue : name;
|
| 972 |
+
}
|
| 973 |
+
})
|
| 974 |
+
};
|
| 975 |
+
if (options.text != null && !textInserted) {
|
| 976 |
+
// Text given but no implicitly repeated elements: insert it into
|
| 977 |
+
// deepest child
|
| 978 |
+
const deepest = deepestNode(last(result.children));
|
| 979 |
+
if (deepest) {
|
| 980 |
+
const text = Array.isArray(options.text) ? options.text.join('\n') : options.text;
|
| 981 |
+
insertText(deepest, text);
|
| 982 |
+
if (deepest.name === 'a' && options.href) {
|
| 983 |
+
// Automatically update value of `<a>` element if inserting URL or email
|
| 984 |
+
insertHref(deepest, text);
|
| 985 |
+
}
|
| 986 |
+
}
|
| 987 |
+
}
|
| 988 |
+
return result;
|
| 989 |
+
}
|
| 990 |
+
/**
|
| 991 |
+
* Converts given statement to abbreviation nodes
|
| 992 |
+
*/
|
| 993 |
+
function convertStatement(node, state) {
|
| 994 |
+
let result = [];
|
| 995 |
+
if (node.repeat) {
|
| 996 |
+
// Node is repeated: we should create copies of given node
|
| 997 |
+
// and supply context token with actual repeater state
|
| 998 |
+
const original = node.repeat;
|
| 999 |
+
const repeat = Object.assign({}, original);
|
| 1000 |
+
repeat.count = repeat.implicit && Array.isArray(state.text)
|
| 1001 |
+
? state.cleanText.length
|
| 1002 |
+
: (repeat.count || 1);
|
| 1003 |
+
let items;
|
| 1004 |
+
state.repeaters.push(repeat);
|
| 1005 |
+
for (let i = 0; i < repeat.count; i++) {
|
| 1006 |
+
repeat.value = i;
|
| 1007 |
+
node.repeat = repeat;
|
| 1008 |
+
items = isGroup(node)
|
| 1009 |
+
? convertGroup(node, state)
|
| 1010 |
+
: convertElement(node, state);
|
| 1011 |
+
if (repeat.implicit && !state.inserted) {
|
| 1012 |
+
// It’s an implicit repeater but no repeater placeholders found inside,
|
| 1013 |
+
// we should insert text into deepest node
|
| 1014 |
+
const target = last(items);
|
| 1015 |
+
const deepest = target && deepestNode(target);
|
| 1016 |
+
if (deepest) {
|
| 1017 |
+
insertText(deepest, state.getText(repeat.value));
|
| 1018 |
+
}
|
| 1019 |
+
}
|
| 1020 |
+
result = result.concat(items);
|
| 1021 |
+
// We should output at least one repeated item even if it’s reached
|
| 1022 |
+
// repeat limit
|
| 1023 |
+
if (--state.repeatGuard <= 0) {
|
| 1024 |
+
break;
|
| 1025 |
+
}
|
| 1026 |
+
}
|
| 1027 |
+
state.repeaters.pop();
|
| 1028 |
+
node.repeat = original;
|
| 1029 |
+
if (repeat.implicit) {
|
| 1030 |
+
state.inserted = true;
|
| 1031 |
+
}
|
| 1032 |
+
}
|
| 1033 |
+
else {
|
| 1034 |
+
result = result.concat(isGroup(node) ? convertGroup(node, state) : convertElement(node, state));
|
| 1035 |
+
}
|
| 1036 |
+
return result;
|
| 1037 |
+
}
|
| 1038 |
+
function convertElement(node, state) {
|
| 1039 |
+
let children = [];
|
| 1040 |
+
const elem = {
|
| 1041 |
+
type: 'AbbreviationNode',
|
| 1042 |
+
name: node.name && stringifyName(node.name, state),
|
| 1043 |
+
value: node.value && stringifyValue(node.value, state),
|
| 1044 |
+
attributes: void 0,
|
| 1045 |
+
children,
|
| 1046 |
+
repeat: node.repeat && Object.assign({}, node.repeat),
|
| 1047 |
+
selfClosing: node.selfClose,
|
| 1048 |
+
};
|
| 1049 |
+
let result = [elem];
|
| 1050 |
+
for (const child of node.elements) {
|
| 1051 |
+
children = children.concat(convertStatement(child, state));
|
| 1052 |
+
}
|
| 1053 |
+
if (node.attributes) {
|
| 1054 |
+
elem.attributes = [];
|
| 1055 |
+
for (const attr of node.attributes) {
|
| 1056 |
+
elem.attributes.push(convertAttribute(attr, state));
|
| 1057 |
+
}
|
| 1058 |
+
}
|
| 1059 |
+
// In case if current node is a text-only snippet without fields, we should
|
| 1060 |
+
// put all children as siblings
|
| 1061 |
+
if (!elem.name && !elem.attributes && elem.value && !elem.value.some(isField)) {
|
| 1062 |
+
// XXX it’s unclear that `children` is not bound to `elem`
|
| 1063 |
+
// due to concat operation
|
| 1064 |
+
result = result.concat(children);
|
| 1065 |
+
}
|
| 1066 |
+
else {
|
| 1067 |
+
elem.children = children;
|
| 1068 |
+
}
|
| 1069 |
+
return result;
|
| 1070 |
+
}
|
| 1071 |
+
function convertGroup(node, state) {
|
| 1072 |
+
let result = [];
|
| 1073 |
+
for (const child of node.elements) {
|
| 1074 |
+
result = result.concat(convertStatement(child, state));
|
| 1075 |
+
}
|
| 1076 |
+
if (node.repeat) {
|
| 1077 |
+
result = attachRepeater(result, node.repeat);
|
| 1078 |
+
}
|
| 1079 |
+
return result;
|
| 1080 |
+
}
|
| 1081 |
+
function convertAttribute(node, state) {
|
| 1082 |
+
let implied = false;
|
| 1083 |
+
let isBoolean = false;
|
| 1084 |
+
let valueType = node.expression ? 'expression' : 'raw';
|
| 1085 |
+
let value;
|
| 1086 |
+
const name = node.name && stringifyName(node.name, state);
|
| 1087 |
+
if (name && name[0] === '!') {
|
| 1088 |
+
implied = true;
|
| 1089 |
+
}
|
| 1090 |
+
if (name && name[name.length - 1] === '.') {
|
| 1091 |
+
isBoolean = true;
|
| 1092 |
+
}
|
| 1093 |
+
if (node.value) {
|
| 1094 |
+
const tokens = node.value.slice();
|
| 1095 |
+
if (isQuote(tokens[0])) {
|
| 1096 |
+
// It’s a quoted value: remove quotes from output but mark attribute
|
| 1097 |
+
// value as quoted
|
| 1098 |
+
const quote = tokens.shift();
|
| 1099 |
+
if (tokens.length && last(tokens).type === quote.type) {
|
| 1100 |
+
tokens.pop();
|
| 1101 |
+
}
|
| 1102 |
+
valueType = quote.single ? 'singleQuote' : 'doubleQuote';
|
| 1103 |
+
}
|
| 1104 |
+
else if (isBracket(tokens[0], 'expression', true)) {
|
| 1105 |
+
// Value is expression: remove brackets but mark value type
|
| 1106 |
+
valueType = 'expression';
|
| 1107 |
+
tokens.shift();
|
| 1108 |
+
if (isBracket(last(tokens), 'expression', false)) {
|
| 1109 |
+
tokens.pop();
|
| 1110 |
+
}
|
| 1111 |
+
}
|
| 1112 |
+
value = stringifyValue(tokens, state);
|
| 1113 |
+
}
|
| 1114 |
+
return {
|
| 1115 |
+
name: isBoolean || implied
|
| 1116 |
+
? name.slice(implied ? 1 : 0, isBoolean ? -1 : void 0)
|
| 1117 |
+
: name,
|
| 1118 |
+
value,
|
| 1119 |
+
boolean: isBoolean,
|
| 1120 |
+
implied,
|
| 1121 |
+
valueType,
|
| 1122 |
+
multiple: node.multiple
|
| 1123 |
+
};
|
| 1124 |
+
}
|
| 1125 |
+
/**
|
| 1126 |
+
* Converts given token list to string
|
| 1127 |
+
*/
|
| 1128 |
+
function stringifyName(tokens, state) {
|
| 1129 |
+
let str = '';
|
| 1130 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 1131 |
+
str += stringify(tokens[i], state);
|
| 1132 |
+
}
|
| 1133 |
+
return str;
|
| 1134 |
+
}
|
| 1135 |
+
/**
|
| 1136 |
+
* Converts given token list to value list
|
| 1137 |
+
*/
|
| 1138 |
+
function stringifyValue(tokens, state) {
|
| 1139 |
+
const result = [];
|
| 1140 |
+
let str = '';
|
| 1141 |
+
for (let i = 0, token; i < tokens.length; i++) {
|
| 1142 |
+
token = tokens[i];
|
| 1143 |
+
if (isField(token)) {
|
| 1144 |
+
// We should keep original fields in output since some editors has their
|
| 1145 |
+
// own syntax for field or doesn’t support fields at all so we should
|
| 1146 |
+
// capture actual field location in output stream
|
| 1147 |
+
if (str) {
|
| 1148 |
+
result.push(str);
|
| 1149 |
+
str = '';
|
| 1150 |
+
}
|
| 1151 |
+
result.push(token);
|
| 1152 |
+
}
|
| 1153 |
+
else {
|
| 1154 |
+
str += stringify(token, state);
|
| 1155 |
+
}
|
| 1156 |
+
}
|
| 1157 |
+
if (str) {
|
| 1158 |
+
result.push(str);
|
| 1159 |
+
}
|
| 1160 |
+
return result;
|
| 1161 |
+
}
|
| 1162 |
+
function isGroup(node) {
|
| 1163 |
+
return node.type === 'TokenGroup';
|
| 1164 |
+
}
|
| 1165 |
+
function isField(token) {
|
| 1166 |
+
return typeof token === 'object' && token.type === 'Field' && token.index != null;
|
| 1167 |
+
}
|
| 1168 |
+
function last(arr) {
|
| 1169 |
+
return arr[arr.length - 1];
|
| 1170 |
+
}
|
| 1171 |
+
function deepestNode(node) {
|
| 1172 |
+
return node.children.length ? deepestNode(last(node.children)) : node;
|
| 1173 |
+
}
|
| 1174 |
+
function insertText(node, text) {
|
| 1175 |
+
if (node.value) {
|
| 1176 |
+
const lastToken = last(node.value);
|
| 1177 |
+
if (typeof lastToken === 'string') {
|
| 1178 |
+
node.value[node.value.length - 1] += text;
|
| 1179 |
+
}
|
| 1180 |
+
else {
|
| 1181 |
+
node.value.push(text);
|
| 1182 |
+
}
|
| 1183 |
+
}
|
| 1184 |
+
else {
|
| 1185 |
+
node.value = [text];
|
| 1186 |
+
}
|
| 1187 |
+
}
|
| 1188 |
+
function insertHref(node, text) {
|
| 1189 |
+
var _a;
|
| 1190 |
+
let href = '';
|
| 1191 |
+
if (urlRegex.test(text)) {
|
| 1192 |
+
href = text;
|
| 1193 |
+
if (!/\w+:/.test(href) && !href.startsWith('//')) {
|
| 1194 |
+
href = `http://${href}`;
|
| 1195 |
+
}
|
| 1196 |
+
}
|
| 1197 |
+
else if (emailRegex.test(text)) {
|
| 1198 |
+
href = `mailto:${text}`;
|
| 1199 |
+
}
|
| 1200 |
+
const hrefAttribute = (_a = node.attributes) === null || _a === void 0 ? void 0 : _a.find(attr => attr.name === 'href');
|
| 1201 |
+
if (!hrefAttribute) {
|
| 1202 |
+
if (!node.attributes) {
|
| 1203 |
+
node.attributes = [];
|
| 1204 |
+
}
|
| 1205 |
+
node.attributes.push({ name: 'href', value: [href], valueType: 'doubleQuote' });
|
| 1206 |
+
}
|
| 1207 |
+
else if (!hrefAttribute.value) {
|
| 1208 |
+
hrefAttribute.value = [href];
|
| 1209 |
+
}
|
| 1210 |
+
}
|
| 1211 |
+
function attachRepeater(items, repeater) {
|
| 1212 |
+
for (const item of items) {
|
| 1213 |
+
if (!item.repeat) {
|
| 1214 |
+
item.repeat = Object.assign({}, repeater);
|
| 1215 |
+
}
|
| 1216 |
+
}
|
| 1217 |
+
return items;
|
| 1218 |
+
}
|
| 1219 |
+
|
| 1220 |
+
/**
|
| 1221 |
+
* Parses given abbreviation into node tree
|
| 1222 |
+
*/
|
| 1223 |
+
function parseAbbreviation(abbr, options) {
|
| 1224 |
+
try {
|
| 1225 |
+
const tokens = typeof abbr === 'string' ? tokenize(abbr) : abbr;
|
| 1226 |
+
return convert(abbreviation(tokens, options), options);
|
| 1227 |
+
}
|
| 1228 |
+
catch (err) {
|
| 1229 |
+
if (err instanceof ScannerError && typeof abbr === 'string') {
|
| 1230 |
+
err.message += `\n${abbr}\n${'-'.repeat(err.pos)}^`;
|
| 1231 |
+
}
|
| 1232 |
+
throw err;
|
| 1233 |
+
}
|
| 1234 |
+
}
|
| 1235 |
+
|
| 1236 |
+
export { convert, parseAbbreviation as default, getToken, abbreviation as parse, tokenize };
|
| 1237 |
+
//# sourceMappingURL=index.js.map
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/index.js.map
CHANGED
|
@@ -1,3 +1 @@
|
|
| 1 |
-
version https://git-lfs.github.com/spec/v1
|
| 2 |
-
oid sha256:b09ba1295a2e4ae2c7ee8e2231f72ac764f13293a26e8f1782d18f74272ea12b
|
| 3 |
-
size 37627
|
|
|
|
| 1 |
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AAI,CAAC,GAAG,CAAC,CAAC;AACpB,KAAA;AAED,IAAA,OAAO,MAAM,CAAC;AAClB,CAAC;AAEK,SAAU,OAAO,CAAC,IAAS,EAAA;AAC7B,IAAA,OAAO,IAAI,CAAC,IAAI,KAAK,YAAY,CAAC;AACtC,CAAC;AAED,SAAS,OAAO,CAAC,KAAU,EAAA;AACvB,IAAA,OAAO,OAAO,KAAK,KAAK,QAAQ,IAAI,KAAK,CAAC,IAAI,KAAK,OAAO,IAAI,KAAK,CAAC,KAAK,IAAI,IAAI,CAAC;AACtF,CAAC;AAED,SAAS,IAAI,CAAI,GAAQ,EAAA;IACrB,OAAO,GAAG,CAAC,GAAG,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;AAC/B,CAAC;AAED,SAAS,WAAW,CAAC,IAAsB,EAAA;IACvC,OAAO,IAAI,CAAC,QAAQ,CAAC,MAAM,GAAG,WAAW,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC,GAAG,IAAI,CAAC;AAC1E,CAAC;AAED,SAAS,UAAU,CAAC,IAAsB,EAAE,IAAY,EAAA;IACpD,IAAI,IAAI,CAAC,KAAK,EAAE;QACZ,MAAM,SAAS,GAAG,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC;AACnC,QAAA,IAAI,OAAO,SAAS,KAAK,QAAQ,EAAE;AAC/B,YAAA,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,CAAC,IAAI,IAAI,CAAC;AAC7C,SAAA;AAAM,aAAA;AACH,YAAA,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;AACzB,SAAA;AACJ,KAAA;AAAM,SAAA;AACH,QAAA,IAAI,CAAC,KAAK,GAAG,CAAC,IAAI,CAAC,CAAC;AACvB,KAAA;AACL,CAAC;AAED,SAAS,UAAU,CAAC,IAAsB,EAAE,IAAY,EAAA;;IACpD,IAAI,IAAI,GAAG,EAAE,CAAC;AACd,IAAA,IAAI,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE;QACrB,IAAI,GAAG,IAAI,CAAC;AACZ,QAAA,IAAI,CAAC,MAAM,CAAC,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE;AAC9C,YAAA,IAAI,GAAG,CAAA,OAAA,EAAU,IAAI,CAAA,CAAE,CAAC;AAC3B,SAAA;AACJ,KAAA;AAAM,SAAA,IAAI,UAAU,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE;AAC9B,QAAA,IAAI,GAAG,CAAA,OAAA,EAAU,IAAI,CAAA,CAAE,CAAC;AAC3B,KAAA;AAED,IAAA,MAAM,aAAa,GAAG,CAAA,EAAA,GAAA,IAAI,CAAC,UAAU,0CAAE,IAAI,CAAC,IAAI,IAAI,IAAI,CAAC,IAAI,KAAK,MAAM,CAAC,CAAC;IAC1E,IAAI,CAAC,aAAa,EAAE;AAChB,QAAA,IAAI,CAAC,IAAI,CAAC,UAAU,EAAE;AAClB,YAAA,IAAI,CAAC,UAAU,GAAG,EAAE,CAAC;AACxB,SAAA;QACD,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE,IAAI,EAAE,MAAM,EAAE,KAAK,EAAE,CAAC,IAAI,CAAC,EAAE,SAAS,EAAE,aAAa,EAAE,CAAC,CAAC;AACnF,KAAA;AAAM,SAAA,IAAI,CAAC,aAAa,CAAC,KAAK,EAAE;AAC7B,QAAA,aAAa,CAAC,KAAK,GAAG,CAAC,IAAI,CAAC,CAAC;AAChC,KAAA;AACL,CAAC;AAED,SAAS,cAAc,CAAC,KAAyB,EAAE,QAAkB,EAAA;AACjE,IAAA,KAAK,MAAM,IAAI,IAAI,KAAK,EAAE;AACtB,QAAA,IAAI,CAAC,IAAI,CAAC,MAAM,EAAE;AACd,YAAA,IAAI,CAAC,MAAM,GAAQ,MAAA,CAAA,MAAA,CAAA,EAAA,EAAA,QAAQ,CAAE,CAAC;AACjC,SAAA;AACJ,KAAA;AAED,IAAA,OAAO,KAAK,CAAC;AACjB;;AC9TA;;AAEG;AACW,SAAU,iBAAiB,CAAC,IAA0B,EAAE,OAAuB,EAAA;IACzF,IAAI;AACA,QAAA,MAAM,MAAM,GAAG,OAAO,IAAI,KAAK,QAAQ,GAAG,QAAQ,CAAC,IAAI,CAAC,GAAG,IAAI,CAAC;QAChE,OAAO,OAAO,CAACC,YAAK,CAAC,MAAM,EAAE,OAAO,CAAC,EAAE,OAAO,CAAC,CAAC;AACnD,KAAA;AAAC,IAAA,OAAO,GAAG,EAAE;QACV,IAAI,GAAG,YAAY,YAAY,IAAI,OAAO,IAAI,KAAK,QAAQ,EAAE;AACzD,YAAA,GAAG,CAAC,OAAO,IAAI,CAAA,EAAA,EAAK,IAAI,CAAK,EAAA,EAAA,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,GAAG,CAAC,GAAG,CAAC;AACvD,SAAA;AAED,QAAA,MAAM,GAAG,CAAC;AACb,KAAA;AACL;;;;"}
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/parser/TokenScanner.d.ts
CHANGED
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@@ -1,3 +1,17 @@
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-
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| 1 |
+
import { AllTokens } from '../tokenizer/index.js';
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| 2 |
+
export interface TokenScanner {
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| 3 |
+
tokens: AllTokens[];
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| 4 |
+
start: number;
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| 5 |
+
pos: number;
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| 6 |
+
size: number;
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| 7 |
+
}
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| 8 |
+
type TestFn = (token?: AllTokens) => boolean;
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| 9 |
+
export default function tokenScanner(tokens: AllTokens[]): TokenScanner;
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| 10 |
+
export declare function peek(scanner: TokenScanner): AllTokens | undefined;
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| 11 |
+
export declare function next(scanner: TokenScanner): AllTokens | undefined;
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| 12 |
+
export declare function slice(scanner: TokenScanner, from?: number, to?: number): AllTokens[];
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| 13 |
+
export declare function readable(scanner: TokenScanner): boolean;
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| 14 |
+
export declare function consume(scanner: TokenScanner, test: TestFn): boolean;
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| 15 |
+
export declare function error(scanner: TokenScanner, message: string, token?: AllTokens | undefined): Error;
|
| 16 |
+
export declare function consumeWhile(scanner: TokenScanner, test: TestFn): boolean;
|
| 17 |
+
export {};
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/parser/index.d.ts
CHANGED
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@@ -1,3 +1,31 @@
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-
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-
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| 1 |
+
import type { NameToken, ValueToken, Repeater, AllTokens, BracketType, Bracket, Operator, OperatorType, Quote } from '../tokenizer/index.js';
|
| 2 |
+
import type { ParserOptions } from '../types.js';
|
| 3 |
+
export type TokenStatement = TokenElement | TokenGroup;
|
| 4 |
+
export interface TokenAttribute {
|
| 5 |
+
name?: ValueToken[];
|
| 6 |
+
value?: ValueToken[];
|
| 7 |
+
expression?: boolean;
|
| 8 |
+
/**
|
| 9 |
+
* Indicates that current attribute was repeated multiple times in a row.
|
| 10 |
+
* Used to alter output of multiple shorthand attributes like `..` (double class)
|
| 11 |
+
*/
|
| 12 |
+
multiple?: boolean;
|
| 13 |
+
}
|
| 14 |
+
export interface TokenElement {
|
| 15 |
+
type: 'TokenElement';
|
| 16 |
+
name?: NameToken[];
|
| 17 |
+
attributes?: TokenAttribute[];
|
| 18 |
+
value?: ValueToken[];
|
| 19 |
+
repeat?: Repeater;
|
| 20 |
+
selfClose: boolean;
|
| 21 |
+
elements: TokenStatement[];
|
| 22 |
+
}
|
| 23 |
+
export interface TokenGroup {
|
| 24 |
+
type: 'TokenGroup';
|
| 25 |
+
elements: TokenStatement[];
|
| 26 |
+
repeat?: Repeater;
|
| 27 |
+
}
|
| 28 |
+
export default function abbreviation(abbr: AllTokens[], options?: ParserOptions): TokenGroup;
|
| 29 |
+
export declare function isBracket(token: AllTokens | undefined, context?: BracketType, isOpen?: boolean): token is Bracket;
|
| 30 |
+
export declare function isOperator(token: AllTokens | undefined, type?: OperatorType): token is Operator;
|
| 31 |
+
export declare function isQuote(token: AllTokens | undefined, isSingle?: boolean): token is Quote;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/stringify.d.ts
CHANGED
|
@@ -1,3 +1,6 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
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|
| 1 |
+
import { ValueToken } from './tokenizer/tokens.js';
|
| 2 |
+
import { ConvertState } from './types.js';
|
| 3 |
+
/**
|
| 4 |
+
* Converts given value token to string
|
| 5 |
+
*/
|
| 6 |
+
export default function stringify(token: ValueToken, state: ConvertState): string;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/index.d.ts
CHANGED
|
@@ -1,3 +1,13 @@
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|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
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|
|
| 1 |
+
import Scanner from '@emmetio/scanner';
|
| 2 |
+
import type { BracketType, AllTokens } from './tokens.js';
|
| 3 |
+
export * from './tokens.js';
|
| 4 |
+
type Context = {
|
| 5 |
+
[ctx in BracketType]: number;
|
| 6 |
+
} & {
|
| 7 |
+
quote: number;
|
| 8 |
+
};
|
| 9 |
+
export default function tokenize(source: string): AllTokens[];
|
| 10 |
+
/**
|
| 11 |
+
* Returns next token from given scanner, if possible
|
| 12 |
+
*/
|
| 13 |
+
export declare function getToken(scanner: Scanner, ctx: Context): AllTokens | undefined;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/tokens.d.ts
CHANGED
|
@@ -1,3 +1,63 @@
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|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
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|
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|
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|
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|
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|
|
|
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|
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|
|
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|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
export type OperatorType = 'child' | 'sibling' | 'climb' | 'class' | 'id' | 'close' | 'equal';
|
| 2 |
+
export type BracketType = 'group' | 'attribute' | 'expression';
|
| 3 |
+
export type AllTokens = Bracket | Field | Literal | Operator | Quote | Repeater | RepeaterNumber | RepeaterPlaceholder | WhiteSpace;
|
| 4 |
+
export type NameToken = Literal | RepeaterNumber;
|
| 5 |
+
export type ValueToken = Literal | Quote | Bracket | Field | RepeaterPlaceholder | RepeaterNumber;
|
| 6 |
+
export interface Token {
|
| 7 |
+
type: string;
|
| 8 |
+
/** Location of token start in source */
|
| 9 |
+
start?: number;
|
| 10 |
+
/** Location of token end in source */
|
| 11 |
+
end?: number;
|
| 12 |
+
}
|
| 13 |
+
export interface Repeater extends Token {
|
| 14 |
+
type: 'Repeater';
|
| 15 |
+
/** How many times context element should be repeated */
|
| 16 |
+
count: number;
|
| 17 |
+
/** Position of context element in its repeating sequence */
|
| 18 |
+
value: number;
|
| 19 |
+
/** Repeater is implicit, e.g. repeated by the amount of text lines selected by user */
|
| 20 |
+
implicit: boolean;
|
| 21 |
+
}
|
| 22 |
+
export interface RepeaterNumber extends Token {
|
| 23 |
+
type: 'RepeaterNumber';
|
| 24 |
+
/** Size of repeater content, e.g. the amount consequent numbering characters */
|
| 25 |
+
size: number;
|
| 26 |
+
/** Should output numbering in reverse order? */
|
| 27 |
+
reverse: boolean;
|
| 28 |
+
/** Base value to start numbering from */
|
| 29 |
+
base: number;
|
| 30 |
+
/** Parent offset from which numbering should be used */
|
| 31 |
+
parent: number;
|
| 32 |
+
}
|
| 33 |
+
export interface RepeaterPlaceholder extends Token {
|
| 34 |
+
type: 'RepeaterPlaceholder';
|
| 35 |
+
/** Value to insert instead of placeholder */
|
| 36 |
+
value?: string;
|
| 37 |
+
}
|
| 38 |
+
export interface Field extends Token {
|
| 39 |
+
type: 'Field';
|
| 40 |
+
index?: number;
|
| 41 |
+
name: string;
|
| 42 |
+
}
|
| 43 |
+
export interface Operator extends Token {
|
| 44 |
+
type: 'Operator';
|
| 45 |
+
operator: OperatorType;
|
| 46 |
+
}
|
| 47 |
+
export interface Bracket extends Token {
|
| 48 |
+
type: 'Bracket';
|
| 49 |
+
open: boolean;
|
| 50 |
+
context: BracketType;
|
| 51 |
+
}
|
| 52 |
+
export interface Quote extends Token {
|
| 53 |
+
type: 'Quote';
|
| 54 |
+
single: boolean;
|
| 55 |
+
}
|
| 56 |
+
export interface Literal extends Token {
|
| 57 |
+
type: 'Literal';
|
| 58 |
+
value: string;
|
| 59 |
+
}
|
| 60 |
+
export interface WhiteSpace extends Token {
|
| 61 |
+
type: 'WhiteSpace';
|
| 62 |
+
value: string;
|
| 63 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/tokenizer/utils.d.ts
CHANGED
|
@@ -1,3 +1,53 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import type Scanner from '@emmetio/scanner';
|
| 2 |
+
export declare const enum Chars {
|
| 3 |
+
/** `{` character */
|
| 4 |
+
CurlyBracketOpen = 123,
|
| 5 |
+
/** `}` character */
|
| 6 |
+
CurlyBracketClose = 125,
|
| 7 |
+
/** `\\` character */
|
| 8 |
+
Escape = 92,
|
| 9 |
+
/** `=` character */
|
| 10 |
+
Equals = 61,
|
| 11 |
+
/** `[` character */
|
| 12 |
+
SquareBracketOpen = 91,
|
| 13 |
+
/** `]` character */
|
| 14 |
+
SquareBracketClose = 93,
|
| 15 |
+
/** `*` character */
|
| 16 |
+
Asterisk = 42,
|
| 17 |
+
/** `#` character */
|
| 18 |
+
Hash = 35,
|
| 19 |
+
/** `$` character */
|
| 20 |
+
Dollar = 36,
|
| 21 |
+
/** `-` character */
|
| 22 |
+
Dash = 45,
|
| 23 |
+
/** `.` character */
|
| 24 |
+
Dot = 46,
|
| 25 |
+
/** `/` character */
|
| 26 |
+
Slash = 47,
|
| 27 |
+
/** `:` character */
|
| 28 |
+
Colon = 58,
|
| 29 |
+
/** `!` character */
|
| 30 |
+
Excl = 33,
|
| 31 |
+
/** `@` character */
|
| 32 |
+
At = 64,
|
| 33 |
+
/** `_` character */
|
| 34 |
+
Underscore = 95,
|
| 35 |
+
/** `(` character */
|
| 36 |
+
RoundBracketOpen = 40,
|
| 37 |
+
/** `)` character */
|
| 38 |
+
RoundBracketClose = 41,
|
| 39 |
+
/** `+` character */
|
| 40 |
+
Sibling = 43,
|
| 41 |
+
/** `>` character */
|
| 42 |
+
Child = 62,
|
| 43 |
+
/** `^` character */
|
| 44 |
+
Climb = 94,
|
| 45 |
+
/** `'` character */
|
| 46 |
+
SingleQuote = 39,
|
| 47 |
+
/** `""` character */
|
| 48 |
+
DoubleQuote = 34
|
| 49 |
+
}
|
| 50 |
+
/**
|
| 51 |
+
* If consumes escape character, sets current stream range to escaped value
|
| 52 |
+
*/
|
| 53 |
+
export declare function escaped(scanner: Scanner): boolean;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/dist/types.d.ts
CHANGED
|
@@ -1,3 +1,56 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import { Field, Repeater } from './tokenizer/index.js';
|
| 2 |
+
export interface ParserOptions {
|
| 3 |
+
/** Text strings to insert into implicitly repeated elements */
|
| 4 |
+
text?: string | string[];
|
| 5 |
+
/** Variable values for `${var}` tokens */
|
| 6 |
+
variables?: {
|
| 7 |
+
[name: string]: string;
|
| 8 |
+
};
|
| 9 |
+
/** Max amount of repeated elements in abbreviation */
|
| 10 |
+
maxRepeat?: number;
|
| 11 |
+
/** Enabled JSX parsing mode */
|
| 12 |
+
jsx?: boolean;
|
| 13 |
+
/** Enable inserting text into href attribute of links */
|
| 14 |
+
href?: boolean;
|
| 15 |
+
}
|
| 16 |
+
export interface ConvertState {
|
| 17 |
+
inserted: boolean;
|
| 18 |
+
text?: string | string[];
|
| 19 |
+
cleanText?: string | string[];
|
| 20 |
+
repeatGuard: number;
|
| 21 |
+
/** Context repeaters, e.g. all actual repeaters from parent */
|
| 22 |
+
repeaters: Repeater[];
|
| 23 |
+
getText(pos?: number): string;
|
| 24 |
+
getVariable(name: string): string;
|
| 25 |
+
}
|
| 26 |
+
export type Value = string | Field;
|
| 27 |
+
export type AttributeType = 'raw' | 'singleQuote' | 'doubleQuote' | 'expression';
|
| 28 |
+
export interface Abbreviation {
|
| 29 |
+
type: 'Abbreviation';
|
| 30 |
+
children: AbbreviationNode[];
|
| 31 |
+
}
|
| 32 |
+
export interface AbbreviationNode {
|
| 33 |
+
type: 'AbbreviationNode';
|
| 34 |
+
name?: string;
|
| 35 |
+
value?: Value[];
|
| 36 |
+
repeat?: Repeater;
|
| 37 |
+
attributes?: AbbreviationAttribute[];
|
| 38 |
+
children: AbbreviationNode[];
|
| 39 |
+
/** Indicates current element is self-closing, e.g. should not contain closing pair */
|
| 40 |
+
selfClosing?: boolean;
|
| 41 |
+
}
|
| 42 |
+
export interface AbbreviationAttribute {
|
| 43 |
+
name?: string;
|
| 44 |
+
value?: Value[];
|
| 45 |
+
/** Indicates type of value stored in `.value` property */
|
| 46 |
+
valueType: AttributeType;
|
| 47 |
+
/** Attribute is boolean (e.g.name equals value) */
|
| 48 |
+
boolean?: boolean;
|
| 49 |
+
/** Attribute is implied (e.g.must be outputted only if contains non-null value) */
|
| 50 |
+
implied?: boolean;
|
| 51 |
+
/**
|
| 52 |
+
* Internal property that indicates that given attribute was specified
|
| 53 |
+
* more than once as a shorthand. E.g. `..` is a multiple `class` attribute
|
| 54 |
+
*/
|
| 55 |
+
multiple?: boolean;
|
| 56 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/abbreviation/package.json
CHANGED
|
@@ -1,3 +1,54 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
{
|
| 2 |
+
"name": "@emmetio/abbreviation",
|
| 3 |
+
"version": "2.3.3",
|
| 4 |
+
"description": "Emmet standalone abbreviation parser",
|
| 5 |
+
"main": "./dist/index.cjs",
|
| 6 |
+
"module": "./dist/index.js",
|
| 7 |
+
"types": "./dist/index.d.ts",
|
| 8 |
+
"type": "module",
|
| 9 |
+
"exports": {
|
| 10 |
+
"import": "./dist/index.js",
|
| 11 |
+
"require": "./dist/index.cjs"
|
| 12 |
+
},
|
| 13 |
+
"scripts": {
|
| 14 |
+
"test": "mocha",
|
| 15 |
+
"build": "rollup -c",
|
| 16 |
+
"clean": "rimraf ./dist",
|
| 17 |
+
"prepublishOnly": "npm run clean && npm run build && npm test"
|
| 18 |
+
},
|
| 19 |
+
"keywords": [
|
| 20 |
+
"emmet",
|
| 21 |
+
"abbreviation"
|
| 22 |
+
],
|
| 23 |
+
"author": "Sergey Chikuyonok <serge.che@gmail.com>",
|
| 24 |
+
"license": "MIT",
|
| 25 |
+
"dependencies": {
|
| 26 |
+
"@emmetio/scanner": "^1.0.4"
|
| 27 |
+
},
|
| 28 |
+
"devDependencies": {
|
| 29 |
+
"@rollup/plugin-typescript": "^10.0.1",
|
| 30 |
+
"@types/mocha": "^10.0.1",
|
| 31 |
+
"@types/node": "^18.11.18",
|
| 32 |
+
"mocha": "^10.2.0",
|
| 33 |
+
"rimraf": "^5.0.0",
|
| 34 |
+
"rollup": "^3.9.0",
|
| 35 |
+
"ts-node": "^10.9.1",
|
| 36 |
+
"typescript": "^4.9.4"
|
| 37 |
+
},
|
| 38 |
+
"directories": {
|
| 39 |
+
"test": "test"
|
| 40 |
+
},
|
| 41 |
+
"repository": {
|
| 42 |
+
"type": "git",
|
| 43 |
+
"url": "git+https://github.com/emmetio/emmet.git"
|
| 44 |
+
},
|
| 45 |
+
"bugs": {
|
| 46 |
+
"url": "https://github.com/emmetio/emmet/issues"
|
| 47 |
+
},
|
| 48 |
+
"homepage": "https://github.com/emmetio/emmet#readme",
|
| 49 |
+
"mocha": {
|
| 50 |
+
"loader": "ts-node/esm",
|
| 51 |
+
"spec": "./test/*.ts"
|
| 52 |
+
},
|
| 53 |
+
"gitHead": "fce2127ece65adbb293a40aa0577e4558658c559"
|
| 54 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/LICENSE
CHANGED
|
@@ -1,3 +1,21 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
MIT License
|
| 2 |
+
|
| 3 |
+
Copyright (c) 2020 Sergey Chikuyonok <serge.che@gmail.com>
|
| 4 |
+
|
| 5 |
+
Permission is hereby granted, free of charge, to any person obtaining a copy
|
| 6 |
+
of this software and associated documentation files (the "Software"), to deal
|
| 7 |
+
in the Software without restriction, including without limitation the rights
|
| 8 |
+
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
| 9 |
+
copies of the Software, and to permit persons to whom the Software is
|
| 10 |
+
furnished to do so, subject to the following conditions:
|
| 11 |
+
|
| 12 |
+
The above copyright notice and this permission notice shall be included in all
|
| 13 |
+
copies or substantial portions of the Software.
|
| 14 |
+
|
| 15 |
+
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
| 16 |
+
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
| 17 |
+
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
| 18 |
+
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
| 19 |
+
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
| 20 |
+
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
| 21 |
+
SOFTWARE.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/README.md
CHANGED
|
@@ -1,3 +1,39 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Emmet stylesheet abbreviation parser
|
| 2 |
+
|
| 3 |
+
Parses given Emmet *stylesheet* abbreviation into AST. Parsing is performed in two steps: first it tokenizes given abbreviation (useful for syntax highlighting in editors) and then tokens are analyzed and converted into AST nodes as plain, JSON-serializable objects.
|
| 4 |
+
|
| 5 |
+
Unlike in [markup abbreviations](/packages/abbreviation), elements in stylesheet abbreviations cannot be nested and contain attributes, but allow embedded values in element names.
|
| 6 |
+
|
| 7 |
+
## Usage
|
| 8 |
+
|
| 9 |
+
You can install it via npm:
|
| 10 |
+
|
| 11 |
+
```bash
|
| 12 |
+
npm install @emmetio/css-abbreviation
|
| 13 |
+
```
|
| 14 |
+
|
| 15 |
+
Then add it into your project:
|
| 16 |
+
|
| 17 |
+
```js
|
| 18 |
+
import parse from '@emmetio/css-abbreviation';
|
| 19 |
+
|
| 20 |
+
const props = parse('p10+poa');
|
| 21 |
+
/* [{
|
| 22 |
+
name: 'p',
|
| 23 |
+
value: [{ type: 'CSSValue', value: [...] }],
|
| 24 |
+
important: false
|
| 25 |
+
}, {
|
| 26 |
+
name: 'poa',
|
| 27 |
+
value: [],
|
| 28 |
+
important: false
|
| 29 |
+
}] */
|
| 30 |
+
```
|
| 31 |
+
The returned result is an array of `CSSProperty` items: a node with name and values.
|
| 32 |
+
|
| 33 |
+
## Abbreviation syntax
|
| 34 |
+
|
| 35 |
+
Emmet stylesheet abbreviation element may start with name and followed by values, optionally chained with `-` delimiter. In most cases, actual CSS properties doesn’t have numbers in their names (or at least they are not used in abbreviation shortcuts) so a number right after alpha characters is considered as *embedded value*, as well as colors starting with `#` character: `p10`, `bg#fc0` etc. If implicit name/value boundary can’t be identified, you should use `-` as value separator: `m-a`, `p10-20` etc.
|
| 36 |
+
|
| 37 |
+
### Operators
|
| 38 |
+
|
| 39 |
+
Since CSS properties can’t be nested, the only available operator is `+`.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.cjs
CHANGED
|
@@ -1,3 +1,687 @@
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|
| 1 |
+
'use strict';
|
| 2 |
+
|
| 3 |
+
Object.defineProperty(exports, '__esModule', { value: true });
|
| 4 |
+
|
| 5 |
+
var Scanner = require('@emmetio/scanner');
|
| 6 |
+
|
| 7 |
+
exports.OperatorType = void 0;
|
| 8 |
+
(function (OperatorType) {
|
| 9 |
+
OperatorType["Sibling"] = "+";
|
| 10 |
+
OperatorType["Important"] = "!";
|
| 11 |
+
OperatorType["ArgumentDelimiter"] = ",";
|
| 12 |
+
OperatorType["ValueDelimiter"] = "-";
|
| 13 |
+
OperatorType["PropertyDelimiter"] = ":";
|
| 14 |
+
})(exports.OperatorType || (exports.OperatorType = {}));
|
| 15 |
+
|
| 16 |
+
var Chars;
|
| 17 |
+
(function (Chars) {
|
| 18 |
+
/** `#` character */
|
| 19 |
+
Chars[Chars["Hash"] = 35] = "Hash";
|
| 20 |
+
/** `$` character */
|
| 21 |
+
Chars[Chars["Dollar"] = 36] = "Dollar";
|
| 22 |
+
/** `-` character */
|
| 23 |
+
Chars[Chars["Dash"] = 45] = "Dash";
|
| 24 |
+
/** `.` character */
|
| 25 |
+
Chars[Chars["Dot"] = 46] = "Dot";
|
| 26 |
+
/** `:` character */
|
| 27 |
+
Chars[Chars["Colon"] = 58] = "Colon";
|
| 28 |
+
/** `,` character */
|
| 29 |
+
Chars[Chars["Comma"] = 44] = "Comma";
|
| 30 |
+
/** `!` character */
|
| 31 |
+
Chars[Chars["Excl"] = 33] = "Excl";
|
| 32 |
+
/** `@` character */
|
| 33 |
+
Chars[Chars["At"] = 64] = "At";
|
| 34 |
+
/** `%` character */
|
| 35 |
+
Chars[Chars["Percent"] = 37] = "Percent";
|
| 36 |
+
/** `_` character */
|
| 37 |
+
Chars[Chars["Underscore"] = 95] = "Underscore";
|
| 38 |
+
/** `(` character */
|
| 39 |
+
Chars[Chars["RoundBracketOpen"] = 40] = "RoundBracketOpen";
|
| 40 |
+
/** `)` character */
|
| 41 |
+
Chars[Chars["RoundBracketClose"] = 41] = "RoundBracketClose";
|
| 42 |
+
/** `{` character */
|
| 43 |
+
Chars[Chars["CurlyBracketOpen"] = 123] = "CurlyBracketOpen";
|
| 44 |
+
/** `}` character */
|
| 45 |
+
Chars[Chars["CurlyBracketClose"] = 125] = "CurlyBracketClose";
|
| 46 |
+
/** `+` character */
|
| 47 |
+
Chars[Chars["Sibling"] = 43] = "Sibling";
|
| 48 |
+
/** `'` character */
|
| 49 |
+
Chars[Chars["SingleQuote"] = 39] = "SingleQuote";
|
| 50 |
+
/** `"` character */
|
| 51 |
+
Chars[Chars["DoubleQuote"] = 34] = "DoubleQuote";
|
| 52 |
+
/** `t` character */
|
| 53 |
+
Chars[Chars["Transparent"] = 116] = "Transparent";
|
| 54 |
+
/** `/` character */
|
| 55 |
+
Chars[Chars["Slash"] = 47] = "Slash";
|
| 56 |
+
})(Chars || (Chars = {}));
|
| 57 |
+
|
| 58 |
+
function tokenize(abbr, isValue) {
|
| 59 |
+
let brackets = 0;
|
| 60 |
+
let token;
|
| 61 |
+
const scanner = new Scanner(abbr);
|
| 62 |
+
const tokens = [];
|
| 63 |
+
while (!scanner.eof()) {
|
| 64 |
+
token = getToken(scanner, brackets === 0 && !isValue);
|
| 65 |
+
if (!token) {
|
| 66 |
+
throw scanner.error('Unexpected character');
|
| 67 |
+
}
|
| 68 |
+
if (token.type === 'Bracket') {
|
| 69 |
+
if (!brackets && token.open) {
|
| 70 |
+
mergeTokens(scanner, tokens);
|
| 71 |
+
}
|
| 72 |
+
brackets += token.open ? 1 : -1;
|
| 73 |
+
if (brackets < 0) {
|
| 74 |
+
throw scanner.error('Unexpected bracket', token.start);
|
| 75 |
+
}
|
| 76 |
+
}
|
| 77 |
+
tokens.push(token);
|
| 78 |
+
// Forcibly consume next operator after unit-less numeric value or color:
|
| 79 |
+
// next dash `-` must be used as value delimiter
|
| 80 |
+
if (shouldConsumeDashAfter(token) && (token = operator(scanner))) {
|
| 81 |
+
tokens.push(token);
|
| 82 |
+
}
|
| 83 |
+
}
|
| 84 |
+
return tokens;
|
| 85 |
+
}
|
| 86 |
+
/**
|
| 87 |
+
* Returns next token from given scanner, if possible
|
| 88 |
+
*/
|
| 89 |
+
function getToken(scanner, short) {
|
| 90 |
+
return field(scanner)
|
| 91 |
+
|| customProperty(scanner)
|
| 92 |
+
|| numberValue(scanner)
|
| 93 |
+
|| colorValue(scanner)
|
| 94 |
+
|| stringValue(scanner)
|
| 95 |
+
|| bracket(scanner)
|
| 96 |
+
|| operator(scanner)
|
| 97 |
+
|| whiteSpace(scanner)
|
| 98 |
+
|| literal(scanner, short);
|
| 99 |
+
}
|
| 100 |
+
function field(scanner) {
|
| 101 |
+
const start = scanner.pos;
|
| 102 |
+
if (scanner.eat(Chars.Dollar) && scanner.eat(Chars.CurlyBracketOpen)) {
|
| 103 |
+
scanner.start = scanner.pos;
|
| 104 |
+
let index;
|
| 105 |
+
let name = '';
|
| 106 |
+
if (scanner.eatWhile(Scanner.isNumber)) {
|
| 107 |
+
// It’s a field
|
| 108 |
+
index = Number(scanner.current());
|
| 109 |
+
name = scanner.eat(Chars.Colon) ? consumePlaceholder(scanner) : '';
|
| 110 |
+
}
|
| 111 |
+
else if (Scanner.isAlpha(scanner.peek())) {
|
| 112 |
+
// It’s a variable
|
| 113 |
+
name = consumePlaceholder(scanner);
|
| 114 |
+
}
|
| 115 |
+
if (scanner.eat(Chars.CurlyBracketClose)) {
|
| 116 |
+
return {
|
| 117 |
+
type: 'Field',
|
| 118 |
+
index, name,
|
| 119 |
+
start,
|
| 120 |
+
end: scanner.pos
|
| 121 |
+
};
|
| 122 |
+
}
|
| 123 |
+
throw scanner.error('Expecting }');
|
| 124 |
+
}
|
| 125 |
+
// If we reached here then there’s no valid field here, revert
|
| 126 |
+
// back to starting position
|
| 127 |
+
scanner.pos = start;
|
| 128 |
+
}
|
| 129 |
+
/**
|
| 130 |
+
* Consumes a placeholder: value right after `:` in field. Could be empty
|
| 131 |
+
*/
|
| 132 |
+
function consumePlaceholder(stream) {
|
| 133 |
+
const stack = [];
|
| 134 |
+
stream.start = stream.pos;
|
| 135 |
+
while (!stream.eof()) {
|
| 136 |
+
if (stream.eat(Chars.CurlyBracketOpen)) {
|
| 137 |
+
stack.push(stream.pos);
|
| 138 |
+
}
|
| 139 |
+
else if (stream.eat(Chars.CurlyBracketClose)) {
|
| 140 |
+
if (!stack.length) {
|
| 141 |
+
stream.pos--;
|
| 142 |
+
break;
|
| 143 |
+
}
|
| 144 |
+
stack.pop();
|
| 145 |
+
}
|
| 146 |
+
else {
|
| 147 |
+
stream.pos++;
|
| 148 |
+
}
|
| 149 |
+
}
|
| 150 |
+
if (stack.length) {
|
| 151 |
+
stream.pos = stack.pop();
|
| 152 |
+
throw stream.error(`Expecting }`);
|
| 153 |
+
}
|
| 154 |
+
return stream.current();
|
| 155 |
+
}
|
| 156 |
+
/**
|
| 157 |
+
* Consumes literal from given scanner
|
| 158 |
+
* @param short Use short notation for consuming value.
|
| 159 |
+
* The difference between “short” and “full” notation is that first one uses
|
| 160 |
+
* alpha characters only and used for extracting keywords from abbreviation,
|
| 161 |
+
* while “full” notation also supports numbers and dashes
|
| 162 |
+
*/
|
| 163 |
+
function literal(scanner, short) {
|
| 164 |
+
const start = scanner.pos;
|
| 165 |
+
if (scanner.eat(isIdentPrefix)) {
|
| 166 |
+
// SCSS or LESS variable
|
| 167 |
+
// NB a bit dirty hack: if abbreviation starts with identifier prefix,
|
| 168 |
+
// consume alpha characters only to allow embedded variables
|
| 169 |
+
scanner.eatWhile(start ? isKeyword : isLiteral$1);
|
| 170 |
+
}
|
| 171 |
+
else if (scanner.eat(Scanner.isAlphaWord)) {
|
| 172 |
+
scanner.eatWhile(short ? isLiteral$1 : isKeyword);
|
| 173 |
+
}
|
| 174 |
+
else {
|
| 175 |
+
// Allow dots only at the beginning of literal
|
| 176 |
+
scanner.eat(Chars.Dot);
|
| 177 |
+
scanner.eatWhile(isLiteral$1);
|
| 178 |
+
}
|
| 179 |
+
if (start !== scanner.pos) {
|
| 180 |
+
scanner.start = start;
|
| 181 |
+
return createLiteral(scanner, scanner.start = start);
|
| 182 |
+
}
|
| 183 |
+
}
|
| 184 |
+
function createLiteral(scanner, start = scanner.start, end = scanner.pos) {
|
| 185 |
+
return {
|
| 186 |
+
type: 'Literal',
|
| 187 |
+
value: scanner.substring(start, end),
|
| 188 |
+
start,
|
| 189 |
+
end
|
| 190 |
+
};
|
| 191 |
+
}
|
| 192 |
+
/**
|
| 193 |
+
* Consumes numeric CSS value (number with optional unit) from current stream,
|
| 194 |
+
* if possible
|
| 195 |
+
*/
|
| 196 |
+
function numberValue(scanner) {
|
| 197 |
+
const start = scanner.pos;
|
| 198 |
+
if (consumeNumber(scanner)) {
|
| 199 |
+
scanner.start = start;
|
| 200 |
+
const rawValue = scanner.current();
|
| 201 |
+
// eat unit, which can be a % or alpha word
|
| 202 |
+
scanner.start = scanner.pos;
|
| 203 |
+
scanner.eat(Chars.Percent) || scanner.eatWhile(Scanner.isAlphaWord);
|
| 204 |
+
return {
|
| 205 |
+
type: 'NumberValue',
|
| 206 |
+
value: Number(rawValue),
|
| 207 |
+
rawValue,
|
| 208 |
+
unit: scanner.current(),
|
| 209 |
+
start,
|
| 210 |
+
end: scanner.pos
|
| 211 |
+
};
|
| 212 |
+
}
|
| 213 |
+
}
|
| 214 |
+
/**
|
| 215 |
+
* Consumes quoted string value from given scanner
|
| 216 |
+
*/
|
| 217 |
+
function stringValue(scanner) {
|
| 218 |
+
const ch = scanner.peek();
|
| 219 |
+
const start = scanner.pos;
|
| 220 |
+
let finished = false;
|
| 221 |
+
if (Scanner.isQuote(ch)) {
|
| 222 |
+
scanner.pos++;
|
| 223 |
+
while (!scanner.eof()) {
|
| 224 |
+
// Do not throw error on malformed string
|
| 225 |
+
if (scanner.eat(ch)) {
|
| 226 |
+
finished = true;
|
| 227 |
+
break;
|
| 228 |
+
}
|
| 229 |
+
else {
|
| 230 |
+
scanner.pos++;
|
| 231 |
+
}
|
| 232 |
+
}
|
| 233 |
+
scanner.start = start;
|
| 234 |
+
return {
|
| 235 |
+
type: 'StringValue',
|
| 236 |
+
value: scanner.substring(start + 1, scanner.pos - (finished ? 1 : 0)),
|
| 237 |
+
quote: ch === Chars.SingleQuote ? 'single' : 'double',
|
| 238 |
+
start,
|
| 239 |
+
end: scanner.pos
|
| 240 |
+
};
|
| 241 |
+
}
|
| 242 |
+
}
|
| 243 |
+
/**
|
| 244 |
+
* Consumes a color token from given string
|
| 245 |
+
*/
|
| 246 |
+
function colorValue(scanner) {
|
| 247 |
+
// supported color variations:
|
| 248 |
+
// #abc → #aabbccc
|
| 249 |
+
// #0 → #000000
|
| 250 |
+
// #fff.5 → rgba(255, 255, 255, 0.5)
|
| 251 |
+
// #t → transparent
|
| 252 |
+
const start = scanner.pos;
|
| 253 |
+
if (scanner.eat(Chars.Hash)) {
|
| 254 |
+
const valueStart = scanner.pos;
|
| 255 |
+
let color = '';
|
| 256 |
+
let alpha = '';
|
| 257 |
+
if (scanner.eatWhile(isHex)) {
|
| 258 |
+
color = scanner.substring(valueStart, scanner.pos);
|
| 259 |
+
alpha = colorAlpha(scanner);
|
| 260 |
+
}
|
| 261 |
+
else if (scanner.eat(Chars.Transparent)) {
|
| 262 |
+
color = '0';
|
| 263 |
+
alpha = colorAlpha(scanner) || '0';
|
| 264 |
+
}
|
| 265 |
+
else {
|
| 266 |
+
alpha = colorAlpha(scanner);
|
| 267 |
+
}
|
| 268 |
+
if (color || alpha || scanner.eof()) {
|
| 269 |
+
const { r, g, b, a } = parseColor(color, alpha);
|
| 270 |
+
return {
|
| 271 |
+
type: 'ColorValue',
|
| 272 |
+
r, g, b, a,
|
| 273 |
+
raw: scanner.substring(start + 1, scanner.pos),
|
| 274 |
+
start,
|
| 275 |
+
end: scanner.pos
|
| 276 |
+
};
|
| 277 |
+
}
|
| 278 |
+
else {
|
| 279 |
+
// Consumed # but no actual value: invalid color value, treat it as literal
|
| 280 |
+
return createLiteral(scanner, start);
|
| 281 |
+
}
|
| 282 |
+
}
|
| 283 |
+
scanner.pos = start;
|
| 284 |
+
}
|
| 285 |
+
/**
|
| 286 |
+
* Consumes alpha value of color: `.1`
|
| 287 |
+
*/
|
| 288 |
+
function colorAlpha(scanner) {
|
| 289 |
+
const start = scanner.pos;
|
| 290 |
+
if (scanner.eat(Chars.Dot)) {
|
| 291 |
+
scanner.start = start;
|
| 292 |
+
if (scanner.eatWhile(Scanner.isNumber)) {
|
| 293 |
+
return scanner.current();
|
| 294 |
+
}
|
| 295 |
+
return '1';
|
| 296 |
+
}
|
| 297 |
+
return '';
|
| 298 |
+
}
|
| 299 |
+
/**
|
| 300 |
+
* Consumes white space characters as string literal from given scanner
|
| 301 |
+
*/
|
| 302 |
+
function whiteSpace(scanner) {
|
| 303 |
+
const start = scanner.pos;
|
| 304 |
+
if (scanner.eatWhile(Scanner.isSpace)) {
|
| 305 |
+
return {
|
| 306 |
+
type: 'WhiteSpace',
|
| 307 |
+
start,
|
| 308 |
+
end: scanner.pos
|
| 309 |
+
};
|
| 310 |
+
}
|
| 311 |
+
}
|
| 312 |
+
/**
|
| 313 |
+
* Consumes custom CSS property: --foo-bar
|
| 314 |
+
*/
|
| 315 |
+
function customProperty(scanner) {
|
| 316 |
+
const start = scanner.pos;
|
| 317 |
+
if (scanner.eat(Chars.Dash) && scanner.eat(Chars.Dash)) {
|
| 318 |
+
scanner.start = start;
|
| 319 |
+
scanner.eatWhile(isKeyword);
|
| 320 |
+
return {
|
| 321 |
+
type: 'CustomProperty',
|
| 322 |
+
value: scanner.current(),
|
| 323 |
+
start,
|
| 324 |
+
end: scanner.pos
|
| 325 |
+
};
|
| 326 |
+
}
|
| 327 |
+
scanner.pos = start;
|
| 328 |
+
}
|
| 329 |
+
/**
|
| 330 |
+
* Consumes bracket from given scanner
|
| 331 |
+
*/
|
| 332 |
+
function bracket(scanner) {
|
| 333 |
+
const ch = scanner.peek();
|
| 334 |
+
if (isBracket$1(ch)) {
|
| 335 |
+
return {
|
| 336 |
+
type: 'Bracket',
|
| 337 |
+
open: ch === Chars.RoundBracketOpen,
|
| 338 |
+
start: scanner.pos++,
|
| 339 |
+
end: scanner.pos
|
| 340 |
+
};
|
| 341 |
+
}
|
| 342 |
+
}
|
| 343 |
+
/**
|
| 344 |
+
* Consumes operator from given scanner
|
| 345 |
+
*/
|
| 346 |
+
function operator(scanner) {
|
| 347 |
+
const op = operatorType(scanner.peek());
|
| 348 |
+
if (op) {
|
| 349 |
+
return {
|
| 350 |
+
type: 'Operator',
|
| 351 |
+
operator: op,
|
| 352 |
+
start: scanner.pos++,
|
| 353 |
+
end: scanner.pos
|
| 354 |
+
};
|
| 355 |
+
}
|
| 356 |
+
}
|
| 357 |
+
/**
|
| 358 |
+
* Eats number value from given stream
|
| 359 |
+
* @return Returns `true` if number was consumed
|
| 360 |
+
*/
|
| 361 |
+
function consumeNumber(stream) {
|
| 362 |
+
const start = stream.pos;
|
| 363 |
+
stream.eat(Chars.Dash);
|
| 364 |
+
const afterNegative = stream.pos;
|
| 365 |
+
const hasDecimal = stream.eatWhile(Scanner.isNumber);
|
| 366 |
+
const prevPos = stream.pos;
|
| 367 |
+
if (stream.eat(Chars.Dot)) {
|
| 368 |
+
// It’s perfectly valid to have numbers like `1.`, which enforces
|
| 369 |
+
// value to float unit type
|
| 370 |
+
const hasFloat = stream.eatWhile(Scanner.isNumber);
|
| 371 |
+
if (!hasDecimal && !hasFloat) {
|
| 372 |
+
// Lone dot
|
| 373 |
+
stream.pos = prevPos;
|
| 374 |
+
}
|
| 375 |
+
}
|
| 376 |
+
// Edge case: consumed dash only: not a number, bail-out
|
| 377 |
+
if (stream.pos === afterNegative) {
|
| 378 |
+
stream.pos = start;
|
| 379 |
+
}
|
| 380 |
+
return stream.pos !== start;
|
| 381 |
+
}
|
| 382 |
+
function isIdentPrefix(code) {
|
| 383 |
+
return code === Chars.At || code === Chars.Dollar;
|
| 384 |
+
}
|
| 385 |
+
/**
|
| 386 |
+
* If given character is an operator, returns it’s type
|
| 387 |
+
*/
|
| 388 |
+
function operatorType(ch) {
|
| 389 |
+
return (ch === Chars.Sibling && exports.OperatorType.Sibling)
|
| 390 |
+
|| (ch === Chars.Excl && exports.OperatorType.Important)
|
| 391 |
+
|| (ch === Chars.Comma && exports.OperatorType.ArgumentDelimiter)
|
| 392 |
+
|| (ch === Chars.Colon && exports.OperatorType.PropertyDelimiter)
|
| 393 |
+
|| (ch === Chars.Dash && exports.OperatorType.ValueDelimiter)
|
| 394 |
+
|| void 0;
|
| 395 |
+
}
|
| 396 |
+
/**
|
| 397 |
+
* Check if given code is a hex value (/0-9a-f/)
|
| 398 |
+
*/
|
| 399 |
+
function isHex(code) {
|
| 400 |
+
return Scanner.isNumber(code) || Scanner.isAlpha(code, 65, 70); // A-F
|
| 401 |
+
}
|
| 402 |
+
function isKeyword(code) {
|
| 403 |
+
return Scanner.isAlphaNumericWord(code) || code === Chars.Dash;
|
| 404 |
+
}
|
| 405 |
+
function isBracket$1(code) {
|
| 406 |
+
return code === Chars.RoundBracketOpen || code === Chars.RoundBracketClose;
|
| 407 |
+
}
|
| 408 |
+
function isLiteral$1(code) {
|
| 409 |
+
return Scanner.isAlphaWord(code) || code === Chars.Percent || code === Chars.Slash;
|
| 410 |
+
}
|
| 411 |
+
/**
|
| 412 |
+
* Parses given color value from abbreviation into RGBA format
|
| 413 |
+
*/
|
| 414 |
+
function parseColor(value, alpha) {
|
| 415 |
+
let r = '0';
|
| 416 |
+
let g = '0';
|
| 417 |
+
let b = '0';
|
| 418 |
+
let a = Number(alpha != null && alpha !== '' ? alpha : 1);
|
| 419 |
+
if (value === 't') {
|
| 420 |
+
a = 0;
|
| 421 |
+
}
|
| 422 |
+
else {
|
| 423 |
+
switch (value.length) {
|
| 424 |
+
case 0:
|
| 425 |
+
break;
|
| 426 |
+
case 1:
|
| 427 |
+
r = g = b = value + value;
|
| 428 |
+
break;
|
| 429 |
+
case 2:
|
| 430 |
+
r = g = b = value;
|
| 431 |
+
break;
|
| 432 |
+
case 3:
|
| 433 |
+
r = value[0] + value[0];
|
| 434 |
+
g = value[1] + value[1];
|
| 435 |
+
b = value[2] + value[2];
|
| 436 |
+
break;
|
| 437 |
+
default:
|
| 438 |
+
value += value;
|
| 439 |
+
r = value.slice(0, 2);
|
| 440 |
+
g = value.slice(2, 4);
|
| 441 |
+
b = value.slice(4, 6);
|
| 442 |
+
}
|
| 443 |
+
}
|
| 444 |
+
return {
|
| 445 |
+
r: parseInt(r, 16),
|
| 446 |
+
g: parseInt(g, 16),
|
| 447 |
+
b: parseInt(b, 16),
|
| 448 |
+
a
|
| 449 |
+
};
|
| 450 |
+
}
|
| 451 |
+
/**
|
| 452 |
+
* Check if scanner reader must consume dash after given token.
|
| 453 |
+
* Used in cases where user must explicitly separate numeric values
|
| 454 |
+
*/
|
| 455 |
+
function shouldConsumeDashAfter(token) {
|
| 456 |
+
return token.type === 'ColorValue' || (token.type === 'NumberValue' && !token.unit);
|
| 457 |
+
}
|
| 458 |
+
/**
|
| 459 |
+
* Merges last adjacent tokens into a single literal.
|
| 460 |
+
* This function is used to overcome edge case when function name was parsed
|
| 461 |
+
* as a list of separate tokens. For example, a `scale3d()` value will be
|
| 462 |
+
* parsed as literal and number tokens (`scale` and `3d`) which is a perfectly
|
| 463 |
+
* valid abbreviation but undesired result. This function will detect last adjacent
|
| 464 |
+
* literal and number values and combine them into single literal
|
| 465 |
+
*/
|
| 466 |
+
function mergeTokens(scanner, tokens) {
|
| 467 |
+
let start = 0;
|
| 468 |
+
let end = 0;
|
| 469 |
+
while (tokens.length) {
|
| 470 |
+
const token = last(tokens);
|
| 471 |
+
if (token.type === 'Literal' || token.type === 'NumberValue') {
|
| 472 |
+
start = token.start;
|
| 473 |
+
if (!end) {
|
| 474 |
+
end = token.end;
|
| 475 |
+
}
|
| 476 |
+
tokens.pop();
|
| 477 |
+
}
|
| 478 |
+
else {
|
| 479 |
+
break;
|
| 480 |
+
}
|
| 481 |
+
}
|
| 482 |
+
if (start !== end) {
|
| 483 |
+
tokens.push(createLiteral(scanner, start, end));
|
| 484 |
+
}
|
| 485 |
+
}
|
| 486 |
+
function last(arr) {
|
| 487 |
+
return arr[arr.length - 1];
|
| 488 |
+
}
|
| 489 |
+
|
| 490 |
+
function tokenScanner(tokens) {
|
| 491 |
+
return {
|
| 492 |
+
tokens,
|
| 493 |
+
start: 0,
|
| 494 |
+
pos: 0,
|
| 495 |
+
size: tokens.length
|
| 496 |
+
};
|
| 497 |
+
}
|
| 498 |
+
function peek(scanner) {
|
| 499 |
+
return scanner.tokens[scanner.pos];
|
| 500 |
+
}
|
| 501 |
+
function readable(scanner) {
|
| 502 |
+
return scanner.pos < scanner.size;
|
| 503 |
+
}
|
| 504 |
+
function consume(scanner, test) {
|
| 505 |
+
if (test(peek(scanner))) {
|
| 506 |
+
scanner.pos++;
|
| 507 |
+
return true;
|
| 508 |
+
}
|
| 509 |
+
return false;
|
| 510 |
+
}
|
| 511 |
+
function error(scanner, message, token = peek(scanner)) {
|
| 512 |
+
if (token && token.start != null) {
|
| 513 |
+
message += ` at ${token.start}`;
|
| 514 |
+
}
|
| 515 |
+
const err = new Error(message);
|
| 516 |
+
err['pos'] = token && token.start;
|
| 517 |
+
return err;
|
| 518 |
+
}
|
| 519 |
+
|
| 520 |
+
function parser(tokens, options = {}) {
|
| 521 |
+
const scanner = tokenScanner(tokens);
|
| 522 |
+
const result = [];
|
| 523 |
+
let property;
|
| 524 |
+
while (readable(scanner)) {
|
| 525 |
+
if (property = consumeProperty(scanner, options)) {
|
| 526 |
+
result.push(property);
|
| 527 |
+
}
|
| 528 |
+
else if (!consume(scanner, isSiblingOperator)) {
|
| 529 |
+
throw error(scanner, 'Unexpected token');
|
| 530 |
+
}
|
| 531 |
+
}
|
| 532 |
+
return result;
|
| 533 |
+
}
|
| 534 |
+
/**
|
| 535 |
+
* Consumes single CSS property
|
| 536 |
+
*/
|
| 537 |
+
function consumeProperty(scanner, options) {
|
| 538 |
+
let name;
|
| 539 |
+
let important = false;
|
| 540 |
+
let valueFragment;
|
| 541 |
+
const value = [];
|
| 542 |
+
const token = peek(scanner);
|
| 543 |
+
const valueMode = !!options.value;
|
| 544 |
+
if (!valueMode && isLiteral(token) && !isFunctionStart(scanner)) {
|
| 545 |
+
scanner.pos++;
|
| 546 |
+
name = token.value;
|
| 547 |
+
// Consume any following value delimiter after property name
|
| 548 |
+
consume(scanner, isValueDelimiter);
|
| 549 |
+
}
|
| 550 |
+
// Skip whitespace right after property name, if any
|
| 551 |
+
if (valueMode) {
|
| 552 |
+
consume(scanner, isWhiteSpace);
|
| 553 |
+
}
|
| 554 |
+
while (readable(scanner)) {
|
| 555 |
+
if (consume(scanner, isImportant)) {
|
| 556 |
+
important = true;
|
| 557 |
+
}
|
| 558 |
+
else if (valueFragment = consumeValue(scanner, valueMode)) {
|
| 559 |
+
value.push(valueFragment);
|
| 560 |
+
}
|
| 561 |
+
else if (!consume(scanner, isFragmentDelimiter)) {
|
| 562 |
+
break;
|
| 563 |
+
}
|
| 564 |
+
}
|
| 565 |
+
if (name || value.length || important) {
|
| 566 |
+
return { name, value, important };
|
| 567 |
+
}
|
| 568 |
+
}
|
| 569 |
+
/**
|
| 570 |
+
* Consumes single value fragment, e.g. all value tokens before comma
|
| 571 |
+
*/
|
| 572 |
+
function consumeValue(scanner, inArgument) {
|
| 573 |
+
const result = [];
|
| 574 |
+
let token;
|
| 575 |
+
let args;
|
| 576 |
+
while (readable(scanner)) {
|
| 577 |
+
token = peek(scanner);
|
| 578 |
+
if (isValue(token)) {
|
| 579 |
+
scanner.pos++;
|
| 580 |
+
if (isLiteral(token) && (args = consumeArguments(scanner))) {
|
| 581 |
+
result.push({
|
| 582 |
+
type: 'FunctionCall',
|
| 583 |
+
name: token.value,
|
| 584 |
+
arguments: args
|
| 585 |
+
});
|
| 586 |
+
}
|
| 587 |
+
else {
|
| 588 |
+
result.push(token);
|
| 589 |
+
}
|
| 590 |
+
}
|
| 591 |
+
else if (isValueDelimiter(token) || (inArgument && isWhiteSpace(token))) {
|
| 592 |
+
scanner.pos++;
|
| 593 |
+
}
|
| 594 |
+
else {
|
| 595 |
+
break;
|
| 596 |
+
}
|
| 597 |
+
}
|
| 598 |
+
return result.length
|
| 599 |
+
? { type: 'CSSValue', value: result }
|
| 600 |
+
: void 0;
|
| 601 |
+
}
|
| 602 |
+
function consumeArguments(scanner) {
|
| 603 |
+
const start = scanner.pos;
|
| 604 |
+
if (consume(scanner, isOpenBracket)) {
|
| 605 |
+
const args = [];
|
| 606 |
+
let value;
|
| 607 |
+
while (readable(scanner) && !consume(scanner, isCloseBracket)) {
|
| 608 |
+
if (value = consumeValue(scanner, true)) {
|
| 609 |
+
args.push(value);
|
| 610 |
+
}
|
| 611 |
+
else if (!consume(scanner, isWhiteSpace) && !consume(scanner, isArgumentDelimiter)) {
|
| 612 |
+
throw error(scanner, 'Unexpected token');
|
| 613 |
+
}
|
| 614 |
+
}
|
| 615 |
+
scanner.start = start;
|
| 616 |
+
return args;
|
| 617 |
+
}
|
| 618 |
+
}
|
| 619 |
+
function isLiteral(token) {
|
| 620 |
+
return token && token.type === 'Literal';
|
| 621 |
+
}
|
| 622 |
+
function isBracket(token, open) {
|
| 623 |
+
return token && token.type === 'Bracket' && (open == null || token.open === open);
|
| 624 |
+
}
|
| 625 |
+
function isOpenBracket(token) {
|
| 626 |
+
return isBracket(token, true);
|
| 627 |
+
}
|
| 628 |
+
function isCloseBracket(token) {
|
| 629 |
+
return isBracket(token, false);
|
| 630 |
+
}
|
| 631 |
+
function isWhiteSpace(token) {
|
| 632 |
+
return token && token.type === 'WhiteSpace';
|
| 633 |
+
}
|
| 634 |
+
function isOperator(token, operator) {
|
| 635 |
+
return token && token.type === 'Operator' && (!operator || token.operator === operator);
|
| 636 |
+
}
|
| 637 |
+
function isSiblingOperator(token) {
|
| 638 |
+
return isOperator(token, exports.OperatorType.Sibling);
|
| 639 |
+
}
|
| 640 |
+
function isArgumentDelimiter(token) {
|
| 641 |
+
return isOperator(token, exports.OperatorType.ArgumentDelimiter);
|
| 642 |
+
}
|
| 643 |
+
function isFragmentDelimiter(token) {
|
| 644 |
+
return isArgumentDelimiter(token);
|
| 645 |
+
}
|
| 646 |
+
function isImportant(token) {
|
| 647 |
+
return isOperator(token, exports.OperatorType.Important);
|
| 648 |
+
}
|
| 649 |
+
function isValue(token) {
|
| 650 |
+
return token.type === 'StringValue'
|
| 651 |
+
|| token.type === 'ColorValue'
|
| 652 |
+
|| token.type === 'NumberValue'
|
| 653 |
+
|| token.type === 'Literal'
|
| 654 |
+
|| token.type === 'Field'
|
| 655 |
+
|| token.type === 'CustomProperty';
|
| 656 |
+
}
|
| 657 |
+
function isValueDelimiter(token) {
|
| 658 |
+
return isOperator(token, exports.OperatorType.PropertyDelimiter)
|
| 659 |
+
|| isOperator(token, exports.OperatorType.ValueDelimiter);
|
| 660 |
+
}
|
| 661 |
+
function isFunctionStart(scanner) {
|
| 662 |
+
const t1 = scanner.tokens[scanner.pos];
|
| 663 |
+
const t2 = scanner.tokens[scanner.pos + 1];
|
| 664 |
+
return t1 && t2 && isLiteral(t1) && t2.type === 'Bracket';
|
| 665 |
+
}
|
| 666 |
+
|
| 667 |
+
/**
|
| 668 |
+
* Parses given abbreviation into property set
|
| 669 |
+
*/
|
| 670 |
+
function parse(abbr, options) {
|
| 671 |
+
try {
|
| 672 |
+
const tokens = typeof abbr === 'string' ? tokenize(abbr, options && options.value) : abbr;
|
| 673 |
+
return parser(tokens, options);
|
| 674 |
+
}
|
| 675 |
+
catch (err) {
|
| 676 |
+
if (err instanceof Scanner.ScannerError && typeof abbr === 'string') {
|
| 677 |
+
err.message += `\n${abbr}\n${'-'.repeat(err.pos)}^`;
|
| 678 |
+
}
|
| 679 |
+
throw err;
|
| 680 |
+
}
|
| 681 |
+
}
|
| 682 |
+
|
| 683 |
+
exports.default = parse;
|
| 684 |
+
exports.getToken = getToken;
|
| 685 |
+
exports.parser = parser;
|
| 686 |
+
exports.tokenize = tokenize;
|
| 687 |
+
//# sourceMappingURL=index.cjs.map
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.cjs.map
CHANGED
|
@@ -1,3 +1 @@
|
|
| 1 |
-
version https://git-lfs.github.com/spec/v1
|
| 2 |
-
oid sha256:b1f22143f66d7eec495a1aeffa0950596e7de9ca94677937779d4f2df530384a
|
| 3 |
-
size 20389
|
|
|
|
| 1 |
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.d.ts
CHANGED
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@@ -1,3 +1,10 @@
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-
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+
import tokenize, { getToken, type AllTokens } from './tokenizer/index.js';
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| 2 |
+
import parser, { type CSSProperty, type ParseOptions } from './parser/index.js';
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| 3 |
+
export { tokenize, getToken, parser };
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| 4 |
+
export * from './tokenizer/tokens.js';
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+
export type { CSSProperty, CSSValue, ParseOptions, FunctionCall, Value } from './parser/index.js';
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| 6 |
+
export type CSSAbbreviation = CSSProperty[];
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| 7 |
+
/**
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| 8 |
+
* Parses given abbreviation into property set
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| 9 |
+
*/
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| 10 |
+
export default function parse(abbr: string | AllTokens[], options?: ParseOptions): CSSAbbreviation;
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.js
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@@ -1,3 +1,680 @@
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|
| 1 |
+
import Scanner, { isNumber, isAlpha, isAlphaWord, isQuote, isSpace, isAlphaNumericWord, ScannerError } from '@emmetio/scanner';
|
| 2 |
+
|
| 3 |
+
var OperatorType;
|
| 4 |
+
(function (OperatorType) {
|
| 5 |
+
OperatorType["Sibling"] = "+";
|
| 6 |
+
OperatorType["Important"] = "!";
|
| 7 |
+
OperatorType["ArgumentDelimiter"] = ",";
|
| 8 |
+
OperatorType["ValueDelimiter"] = "-";
|
| 9 |
+
OperatorType["PropertyDelimiter"] = ":";
|
| 10 |
+
})(OperatorType || (OperatorType = {}));
|
| 11 |
+
|
| 12 |
+
var Chars;
|
| 13 |
+
(function (Chars) {
|
| 14 |
+
/** `#` character */
|
| 15 |
+
Chars[Chars["Hash"] = 35] = "Hash";
|
| 16 |
+
/** `$` character */
|
| 17 |
+
Chars[Chars["Dollar"] = 36] = "Dollar";
|
| 18 |
+
/** `-` character */
|
| 19 |
+
Chars[Chars["Dash"] = 45] = "Dash";
|
| 20 |
+
/** `.` character */
|
| 21 |
+
Chars[Chars["Dot"] = 46] = "Dot";
|
| 22 |
+
/** `:` character */
|
| 23 |
+
Chars[Chars["Colon"] = 58] = "Colon";
|
| 24 |
+
/** `,` character */
|
| 25 |
+
Chars[Chars["Comma"] = 44] = "Comma";
|
| 26 |
+
/** `!` character */
|
| 27 |
+
Chars[Chars["Excl"] = 33] = "Excl";
|
| 28 |
+
/** `@` character */
|
| 29 |
+
Chars[Chars["At"] = 64] = "At";
|
| 30 |
+
/** `%` character */
|
| 31 |
+
Chars[Chars["Percent"] = 37] = "Percent";
|
| 32 |
+
/** `_` character */
|
| 33 |
+
Chars[Chars["Underscore"] = 95] = "Underscore";
|
| 34 |
+
/** `(` character */
|
| 35 |
+
Chars[Chars["RoundBracketOpen"] = 40] = "RoundBracketOpen";
|
| 36 |
+
/** `)` character */
|
| 37 |
+
Chars[Chars["RoundBracketClose"] = 41] = "RoundBracketClose";
|
| 38 |
+
/** `{` character */
|
| 39 |
+
Chars[Chars["CurlyBracketOpen"] = 123] = "CurlyBracketOpen";
|
| 40 |
+
/** `}` character */
|
| 41 |
+
Chars[Chars["CurlyBracketClose"] = 125] = "CurlyBracketClose";
|
| 42 |
+
/** `+` character */
|
| 43 |
+
Chars[Chars["Sibling"] = 43] = "Sibling";
|
| 44 |
+
/** `'` character */
|
| 45 |
+
Chars[Chars["SingleQuote"] = 39] = "SingleQuote";
|
| 46 |
+
/** `"` character */
|
| 47 |
+
Chars[Chars["DoubleQuote"] = 34] = "DoubleQuote";
|
| 48 |
+
/** `t` character */
|
| 49 |
+
Chars[Chars["Transparent"] = 116] = "Transparent";
|
| 50 |
+
/** `/` character */
|
| 51 |
+
Chars[Chars["Slash"] = 47] = "Slash";
|
| 52 |
+
})(Chars || (Chars = {}));
|
| 53 |
+
|
| 54 |
+
function tokenize(abbr, isValue) {
|
| 55 |
+
let brackets = 0;
|
| 56 |
+
let token;
|
| 57 |
+
const scanner = new Scanner(abbr);
|
| 58 |
+
const tokens = [];
|
| 59 |
+
while (!scanner.eof()) {
|
| 60 |
+
token = getToken(scanner, brackets === 0 && !isValue);
|
| 61 |
+
if (!token) {
|
| 62 |
+
throw scanner.error('Unexpected character');
|
| 63 |
+
}
|
| 64 |
+
if (token.type === 'Bracket') {
|
| 65 |
+
if (!brackets && token.open) {
|
| 66 |
+
mergeTokens(scanner, tokens);
|
| 67 |
+
}
|
| 68 |
+
brackets += token.open ? 1 : -1;
|
| 69 |
+
if (brackets < 0) {
|
| 70 |
+
throw scanner.error('Unexpected bracket', token.start);
|
| 71 |
+
}
|
| 72 |
+
}
|
| 73 |
+
tokens.push(token);
|
| 74 |
+
// Forcibly consume next operator after unit-less numeric value or color:
|
| 75 |
+
// next dash `-` must be used as value delimiter
|
| 76 |
+
if (shouldConsumeDashAfter(token) && (token = operator(scanner))) {
|
| 77 |
+
tokens.push(token);
|
| 78 |
+
}
|
| 79 |
+
}
|
| 80 |
+
return tokens;
|
| 81 |
+
}
|
| 82 |
+
/**
|
| 83 |
+
* Returns next token from given scanner, if possible
|
| 84 |
+
*/
|
| 85 |
+
function getToken(scanner, short) {
|
| 86 |
+
return field(scanner)
|
| 87 |
+
|| customProperty(scanner)
|
| 88 |
+
|| numberValue(scanner)
|
| 89 |
+
|| colorValue(scanner)
|
| 90 |
+
|| stringValue(scanner)
|
| 91 |
+
|| bracket(scanner)
|
| 92 |
+
|| operator(scanner)
|
| 93 |
+
|| whiteSpace(scanner)
|
| 94 |
+
|| literal(scanner, short);
|
| 95 |
+
}
|
| 96 |
+
function field(scanner) {
|
| 97 |
+
const start = scanner.pos;
|
| 98 |
+
if (scanner.eat(Chars.Dollar) && scanner.eat(Chars.CurlyBracketOpen)) {
|
| 99 |
+
scanner.start = scanner.pos;
|
| 100 |
+
let index;
|
| 101 |
+
let name = '';
|
| 102 |
+
if (scanner.eatWhile(isNumber)) {
|
| 103 |
+
// It’s a field
|
| 104 |
+
index = Number(scanner.current());
|
| 105 |
+
name = scanner.eat(Chars.Colon) ? consumePlaceholder(scanner) : '';
|
| 106 |
+
}
|
| 107 |
+
else if (isAlpha(scanner.peek())) {
|
| 108 |
+
// It’s a variable
|
| 109 |
+
name = consumePlaceholder(scanner);
|
| 110 |
+
}
|
| 111 |
+
if (scanner.eat(Chars.CurlyBracketClose)) {
|
| 112 |
+
return {
|
| 113 |
+
type: 'Field',
|
| 114 |
+
index, name,
|
| 115 |
+
start,
|
| 116 |
+
end: scanner.pos
|
| 117 |
+
};
|
| 118 |
+
}
|
| 119 |
+
throw scanner.error('Expecting }');
|
| 120 |
+
}
|
| 121 |
+
// If we reached here then there’s no valid field here, revert
|
| 122 |
+
// back to starting position
|
| 123 |
+
scanner.pos = start;
|
| 124 |
+
}
|
| 125 |
+
/**
|
| 126 |
+
* Consumes a placeholder: value right after `:` in field. Could be empty
|
| 127 |
+
*/
|
| 128 |
+
function consumePlaceholder(stream) {
|
| 129 |
+
const stack = [];
|
| 130 |
+
stream.start = stream.pos;
|
| 131 |
+
while (!stream.eof()) {
|
| 132 |
+
if (stream.eat(Chars.CurlyBracketOpen)) {
|
| 133 |
+
stack.push(stream.pos);
|
| 134 |
+
}
|
| 135 |
+
else if (stream.eat(Chars.CurlyBracketClose)) {
|
| 136 |
+
if (!stack.length) {
|
| 137 |
+
stream.pos--;
|
| 138 |
+
break;
|
| 139 |
+
}
|
| 140 |
+
stack.pop();
|
| 141 |
+
}
|
| 142 |
+
else {
|
| 143 |
+
stream.pos++;
|
| 144 |
+
}
|
| 145 |
+
}
|
| 146 |
+
if (stack.length) {
|
| 147 |
+
stream.pos = stack.pop();
|
| 148 |
+
throw stream.error(`Expecting }`);
|
| 149 |
+
}
|
| 150 |
+
return stream.current();
|
| 151 |
+
}
|
| 152 |
+
/**
|
| 153 |
+
* Consumes literal from given scanner
|
| 154 |
+
* @param short Use short notation for consuming value.
|
| 155 |
+
* The difference between “short” and “full” notation is that first one uses
|
| 156 |
+
* alpha characters only and used for extracting keywords from abbreviation,
|
| 157 |
+
* while “full” notation also supports numbers and dashes
|
| 158 |
+
*/
|
| 159 |
+
function literal(scanner, short) {
|
| 160 |
+
const start = scanner.pos;
|
| 161 |
+
if (scanner.eat(isIdentPrefix)) {
|
| 162 |
+
// SCSS or LESS variable
|
| 163 |
+
// NB a bit dirty hack: if abbreviation starts with identifier prefix,
|
| 164 |
+
// consume alpha characters only to allow embedded variables
|
| 165 |
+
scanner.eatWhile(start ? isKeyword : isLiteral$1);
|
| 166 |
+
}
|
| 167 |
+
else if (scanner.eat(isAlphaWord)) {
|
| 168 |
+
scanner.eatWhile(short ? isLiteral$1 : isKeyword);
|
| 169 |
+
}
|
| 170 |
+
else {
|
| 171 |
+
// Allow dots only at the beginning of literal
|
| 172 |
+
scanner.eat(Chars.Dot);
|
| 173 |
+
scanner.eatWhile(isLiteral$1);
|
| 174 |
+
}
|
| 175 |
+
if (start !== scanner.pos) {
|
| 176 |
+
scanner.start = start;
|
| 177 |
+
return createLiteral(scanner, scanner.start = start);
|
| 178 |
+
}
|
| 179 |
+
}
|
| 180 |
+
function createLiteral(scanner, start = scanner.start, end = scanner.pos) {
|
| 181 |
+
return {
|
| 182 |
+
type: 'Literal',
|
| 183 |
+
value: scanner.substring(start, end),
|
| 184 |
+
start,
|
| 185 |
+
end
|
| 186 |
+
};
|
| 187 |
+
}
|
| 188 |
+
/**
|
| 189 |
+
* Consumes numeric CSS value (number with optional unit) from current stream,
|
| 190 |
+
* if possible
|
| 191 |
+
*/
|
| 192 |
+
function numberValue(scanner) {
|
| 193 |
+
const start = scanner.pos;
|
| 194 |
+
if (consumeNumber(scanner)) {
|
| 195 |
+
scanner.start = start;
|
| 196 |
+
const rawValue = scanner.current();
|
| 197 |
+
// eat unit, which can be a % or alpha word
|
| 198 |
+
scanner.start = scanner.pos;
|
| 199 |
+
scanner.eat(Chars.Percent) || scanner.eatWhile(isAlphaWord);
|
| 200 |
+
return {
|
| 201 |
+
type: 'NumberValue',
|
| 202 |
+
value: Number(rawValue),
|
| 203 |
+
rawValue,
|
| 204 |
+
unit: scanner.current(),
|
| 205 |
+
start,
|
| 206 |
+
end: scanner.pos
|
| 207 |
+
};
|
| 208 |
+
}
|
| 209 |
+
}
|
| 210 |
+
/**
|
| 211 |
+
* Consumes quoted string value from given scanner
|
| 212 |
+
*/
|
| 213 |
+
function stringValue(scanner) {
|
| 214 |
+
const ch = scanner.peek();
|
| 215 |
+
const start = scanner.pos;
|
| 216 |
+
let finished = false;
|
| 217 |
+
if (isQuote(ch)) {
|
| 218 |
+
scanner.pos++;
|
| 219 |
+
while (!scanner.eof()) {
|
| 220 |
+
// Do not throw error on malformed string
|
| 221 |
+
if (scanner.eat(ch)) {
|
| 222 |
+
finished = true;
|
| 223 |
+
break;
|
| 224 |
+
}
|
| 225 |
+
else {
|
| 226 |
+
scanner.pos++;
|
| 227 |
+
}
|
| 228 |
+
}
|
| 229 |
+
scanner.start = start;
|
| 230 |
+
return {
|
| 231 |
+
type: 'StringValue',
|
| 232 |
+
value: scanner.substring(start + 1, scanner.pos - (finished ? 1 : 0)),
|
| 233 |
+
quote: ch === Chars.SingleQuote ? 'single' : 'double',
|
| 234 |
+
start,
|
| 235 |
+
end: scanner.pos
|
| 236 |
+
};
|
| 237 |
+
}
|
| 238 |
+
}
|
| 239 |
+
/**
|
| 240 |
+
* Consumes a color token from given string
|
| 241 |
+
*/
|
| 242 |
+
function colorValue(scanner) {
|
| 243 |
+
// supported color variations:
|
| 244 |
+
// #abc → #aabbccc
|
| 245 |
+
// #0 → #000000
|
| 246 |
+
// #fff.5 → rgba(255, 255, 255, 0.5)
|
| 247 |
+
// #t → transparent
|
| 248 |
+
const start = scanner.pos;
|
| 249 |
+
if (scanner.eat(Chars.Hash)) {
|
| 250 |
+
const valueStart = scanner.pos;
|
| 251 |
+
let color = '';
|
| 252 |
+
let alpha = '';
|
| 253 |
+
if (scanner.eatWhile(isHex)) {
|
| 254 |
+
color = scanner.substring(valueStart, scanner.pos);
|
| 255 |
+
alpha = colorAlpha(scanner);
|
| 256 |
+
}
|
| 257 |
+
else if (scanner.eat(Chars.Transparent)) {
|
| 258 |
+
color = '0';
|
| 259 |
+
alpha = colorAlpha(scanner) || '0';
|
| 260 |
+
}
|
| 261 |
+
else {
|
| 262 |
+
alpha = colorAlpha(scanner);
|
| 263 |
+
}
|
| 264 |
+
if (color || alpha || scanner.eof()) {
|
| 265 |
+
const { r, g, b, a } = parseColor(color, alpha);
|
| 266 |
+
return {
|
| 267 |
+
type: 'ColorValue',
|
| 268 |
+
r, g, b, a,
|
| 269 |
+
raw: scanner.substring(start + 1, scanner.pos),
|
| 270 |
+
start,
|
| 271 |
+
end: scanner.pos
|
| 272 |
+
};
|
| 273 |
+
}
|
| 274 |
+
else {
|
| 275 |
+
// Consumed # but no actual value: invalid color value, treat it as literal
|
| 276 |
+
return createLiteral(scanner, start);
|
| 277 |
+
}
|
| 278 |
+
}
|
| 279 |
+
scanner.pos = start;
|
| 280 |
+
}
|
| 281 |
+
/**
|
| 282 |
+
* Consumes alpha value of color: `.1`
|
| 283 |
+
*/
|
| 284 |
+
function colorAlpha(scanner) {
|
| 285 |
+
const start = scanner.pos;
|
| 286 |
+
if (scanner.eat(Chars.Dot)) {
|
| 287 |
+
scanner.start = start;
|
| 288 |
+
if (scanner.eatWhile(isNumber)) {
|
| 289 |
+
return scanner.current();
|
| 290 |
+
}
|
| 291 |
+
return '1';
|
| 292 |
+
}
|
| 293 |
+
return '';
|
| 294 |
+
}
|
| 295 |
+
/**
|
| 296 |
+
* Consumes white space characters as string literal from given scanner
|
| 297 |
+
*/
|
| 298 |
+
function whiteSpace(scanner) {
|
| 299 |
+
const start = scanner.pos;
|
| 300 |
+
if (scanner.eatWhile(isSpace)) {
|
| 301 |
+
return {
|
| 302 |
+
type: 'WhiteSpace',
|
| 303 |
+
start,
|
| 304 |
+
end: scanner.pos
|
| 305 |
+
};
|
| 306 |
+
}
|
| 307 |
+
}
|
| 308 |
+
/**
|
| 309 |
+
* Consumes custom CSS property: --foo-bar
|
| 310 |
+
*/
|
| 311 |
+
function customProperty(scanner) {
|
| 312 |
+
const start = scanner.pos;
|
| 313 |
+
if (scanner.eat(Chars.Dash) && scanner.eat(Chars.Dash)) {
|
| 314 |
+
scanner.start = start;
|
| 315 |
+
scanner.eatWhile(isKeyword);
|
| 316 |
+
return {
|
| 317 |
+
type: 'CustomProperty',
|
| 318 |
+
value: scanner.current(),
|
| 319 |
+
start,
|
| 320 |
+
end: scanner.pos
|
| 321 |
+
};
|
| 322 |
+
}
|
| 323 |
+
scanner.pos = start;
|
| 324 |
+
}
|
| 325 |
+
/**
|
| 326 |
+
* Consumes bracket from given scanner
|
| 327 |
+
*/
|
| 328 |
+
function bracket(scanner) {
|
| 329 |
+
const ch = scanner.peek();
|
| 330 |
+
if (isBracket$1(ch)) {
|
| 331 |
+
return {
|
| 332 |
+
type: 'Bracket',
|
| 333 |
+
open: ch === Chars.RoundBracketOpen,
|
| 334 |
+
start: scanner.pos++,
|
| 335 |
+
end: scanner.pos
|
| 336 |
+
};
|
| 337 |
+
}
|
| 338 |
+
}
|
| 339 |
+
/**
|
| 340 |
+
* Consumes operator from given scanner
|
| 341 |
+
*/
|
| 342 |
+
function operator(scanner) {
|
| 343 |
+
const op = operatorType(scanner.peek());
|
| 344 |
+
if (op) {
|
| 345 |
+
return {
|
| 346 |
+
type: 'Operator',
|
| 347 |
+
operator: op,
|
| 348 |
+
start: scanner.pos++,
|
| 349 |
+
end: scanner.pos
|
| 350 |
+
};
|
| 351 |
+
}
|
| 352 |
+
}
|
| 353 |
+
/**
|
| 354 |
+
* Eats number value from given stream
|
| 355 |
+
* @return Returns `true` if number was consumed
|
| 356 |
+
*/
|
| 357 |
+
function consumeNumber(stream) {
|
| 358 |
+
const start = stream.pos;
|
| 359 |
+
stream.eat(Chars.Dash);
|
| 360 |
+
const afterNegative = stream.pos;
|
| 361 |
+
const hasDecimal = stream.eatWhile(isNumber);
|
| 362 |
+
const prevPos = stream.pos;
|
| 363 |
+
if (stream.eat(Chars.Dot)) {
|
| 364 |
+
// It’s perfectly valid to have numbers like `1.`, which enforces
|
| 365 |
+
// value to float unit type
|
| 366 |
+
const hasFloat = stream.eatWhile(isNumber);
|
| 367 |
+
if (!hasDecimal && !hasFloat) {
|
| 368 |
+
// Lone dot
|
| 369 |
+
stream.pos = prevPos;
|
| 370 |
+
}
|
| 371 |
+
}
|
| 372 |
+
// Edge case: consumed dash only: not a number, bail-out
|
| 373 |
+
if (stream.pos === afterNegative) {
|
| 374 |
+
stream.pos = start;
|
| 375 |
+
}
|
| 376 |
+
return stream.pos !== start;
|
| 377 |
+
}
|
| 378 |
+
function isIdentPrefix(code) {
|
| 379 |
+
return code === Chars.At || code === Chars.Dollar;
|
| 380 |
+
}
|
| 381 |
+
/**
|
| 382 |
+
* If given character is an operator, returns it’s type
|
| 383 |
+
*/
|
| 384 |
+
function operatorType(ch) {
|
| 385 |
+
return (ch === Chars.Sibling && OperatorType.Sibling)
|
| 386 |
+
|| (ch === Chars.Excl && OperatorType.Important)
|
| 387 |
+
|| (ch === Chars.Comma && OperatorType.ArgumentDelimiter)
|
| 388 |
+
|| (ch === Chars.Colon && OperatorType.PropertyDelimiter)
|
| 389 |
+
|| (ch === Chars.Dash && OperatorType.ValueDelimiter)
|
| 390 |
+
|| void 0;
|
| 391 |
+
}
|
| 392 |
+
/**
|
| 393 |
+
* Check if given code is a hex value (/0-9a-f/)
|
| 394 |
+
*/
|
| 395 |
+
function isHex(code) {
|
| 396 |
+
return isNumber(code) || isAlpha(code, 65, 70); // A-F
|
| 397 |
+
}
|
| 398 |
+
function isKeyword(code) {
|
| 399 |
+
return isAlphaNumericWord(code) || code === Chars.Dash;
|
| 400 |
+
}
|
| 401 |
+
function isBracket$1(code) {
|
| 402 |
+
return code === Chars.RoundBracketOpen || code === Chars.RoundBracketClose;
|
| 403 |
+
}
|
| 404 |
+
function isLiteral$1(code) {
|
| 405 |
+
return isAlphaWord(code) || code === Chars.Percent || code === Chars.Slash;
|
| 406 |
+
}
|
| 407 |
+
/**
|
| 408 |
+
* Parses given color value from abbreviation into RGBA format
|
| 409 |
+
*/
|
| 410 |
+
function parseColor(value, alpha) {
|
| 411 |
+
let r = '0';
|
| 412 |
+
let g = '0';
|
| 413 |
+
let b = '0';
|
| 414 |
+
let a = Number(alpha != null && alpha !== '' ? alpha : 1);
|
| 415 |
+
if (value === 't') {
|
| 416 |
+
a = 0;
|
| 417 |
+
}
|
| 418 |
+
else {
|
| 419 |
+
switch (value.length) {
|
| 420 |
+
case 0:
|
| 421 |
+
break;
|
| 422 |
+
case 1:
|
| 423 |
+
r = g = b = value + value;
|
| 424 |
+
break;
|
| 425 |
+
case 2:
|
| 426 |
+
r = g = b = value;
|
| 427 |
+
break;
|
| 428 |
+
case 3:
|
| 429 |
+
r = value[0] + value[0];
|
| 430 |
+
g = value[1] + value[1];
|
| 431 |
+
b = value[2] + value[2];
|
| 432 |
+
break;
|
| 433 |
+
default:
|
| 434 |
+
value += value;
|
| 435 |
+
r = value.slice(0, 2);
|
| 436 |
+
g = value.slice(2, 4);
|
| 437 |
+
b = value.slice(4, 6);
|
| 438 |
+
}
|
| 439 |
+
}
|
| 440 |
+
return {
|
| 441 |
+
r: parseInt(r, 16),
|
| 442 |
+
g: parseInt(g, 16),
|
| 443 |
+
b: parseInt(b, 16),
|
| 444 |
+
a
|
| 445 |
+
};
|
| 446 |
+
}
|
| 447 |
+
/**
|
| 448 |
+
* Check if scanner reader must consume dash after given token.
|
| 449 |
+
* Used in cases where user must explicitly separate numeric values
|
| 450 |
+
*/
|
| 451 |
+
function shouldConsumeDashAfter(token) {
|
| 452 |
+
return token.type === 'ColorValue' || (token.type === 'NumberValue' && !token.unit);
|
| 453 |
+
}
|
| 454 |
+
/**
|
| 455 |
+
* Merges last adjacent tokens into a single literal.
|
| 456 |
+
* This function is used to overcome edge case when function name was parsed
|
| 457 |
+
* as a list of separate tokens. For example, a `scale3d()` value will be
|
| 458 |
+
* parsed as literal and number tokens (`scale` and `3d`) which is a perfectly
|
| 459 |
+
* valid abbreviation but undesired result. This function will detect last adjacent
|
| 460 |
+
* literal and number values and combine them into single literal
|
| 461 |
+
*/
|
| 462 |
+
function mergeTokens(scanner, tokens) {
|
| 463 |
+
let start = 0;
|
| 464 |
+
let end = 0;
|
| 465 |
+
while (tokens.length) {
|
| 466 |
+
const token = last(tokens);
|
| 467 |
+
if (token.type === 'Literal' || token.type === 'NumberValue') {
|
| 468 |
+
start = token.start;
|
| 469 |
+
if (!end) {
|
| 470 |
+
end = token.end;
|
| 471 |
+
}
|
| 472 |
+
tokens.pop();
|
| 473 |
+
}
|
| 474 |
+
else {
|
| 475 |
+
break;
|
| 476 |
+
}
|
| 477 |
+
}
|
| 478 |
+
if (start !== end) {
|
| 479 |
+
tokens.push(createLiteral(scanner, start, end));
|
| 480 |
+
}
|
| 481 |
+
}
|
| 482 |
+
function last(arr) {
|
| 483 |
+
return arr[arr.length - 1];
|
| 484 |
+
}
|
| 485 |
+
|
| 486 |
+
function tokenScanner(tokens) {
|
| 487 |
+
return {
|
| 488 |
+
tokens,
|
| 489 |
+
start: 0,
|
| 490 |
+
pos: 0,
|
| 491 |
+
size: tokens.length
|
| 492 |
+
};
|
| 493 |
+
}
|
| 494 |
+
function peek(scanner) {
|
| 495 |
+
return scanner.tokens[scanner.pos];
|
| 496 |
+
}
|
| 497 |
+
function readable(scanner) {
|
| 498 |
+
return scanner.pos < scanner.size;
|
| 499 |
+
}
|
| 500 |
+
function consume(scanner, test) {
|
| 501 |
+
if (test(peek(scanner))) {
|
| 502 |
+
scanner.pos++;
|
| 503 |
+
return true;
|
| 504 |
+
}
|
| 505 |
+
return false;
|
| 506 |
+
}
|
| 507 |
+
function error(scanner, message, token = peek(scanner)) {
|
| 508 |
+
if (token && token.start != null) {
|
| 509 |
+
message += ` at ${token.start}`;
|
| 510 |
+
}
|
| 511 |
+
const err = new Error(message);
|
| 512 |
+
err['pos'] = token && token.start;
|
| 513 |
+
return err;
|
| 514 |
+
}
|
| 515 |
+
|
| 516 |
+
function parser(tokens, options = {}) {
|
| 517 |
+
const scanner = tokenScanner(tokens);
|
| 518 |
+
const result = [];
|
| 519 |
+
let property;
|
| 520 |
+
while (readable(scanner)) {
|
| 521 |
+
if (property = consumeProperty(scanner, options)) {
|
| 522 |
+
result.push(property);
|
| 523 |
+
}
|
| 524 |
+
else if (!consume(scanner, isSiblingOperator)) {
|
| 525 |
+
throw error(scanner, 'Unexpected token');
|
| 526 |
+
}
|
| 527 |
+
}
|
| 528 |
+
return result;
|
| 529 |
+
}
|
| 530 |
+
/**
|
| 531 |
+
* Consumes single CSS property
|
| 532 |
+
*/
|
| 533 |
+
function consumeProperty(scanner, options) {
|
| 534 |
+
let name;
|
| 535 |
+
let important = false;
|
| 536 |
+
let valueFragment;
|
| 537 |
+
const value = [];
|
| 538 |
+
const token = peek(scanner);
|
| 539 |
+
const valueMode = !!options.value;
|
| 540 |
+
if (!valueMode && isLiteral(token) && !isFunctionStart(scanner)) {
|
| 541 |
+
scanner.pos++;
|
| 542 |
+
name = token.value;
|
| 543 |
+
// Consume any following value delimiter after property name
|
| 544 |
+
consume(scanner, isValueDelimiter);
|
| 545 |
+
}
|
| 546 |
+
// Skip whitespace right after property name, if any
|
| 547 |
+
if (valueMode) {
|
| 548 |
+
consume(scanner, isWhiteSpace);
|
| 549 |
+
}
|
| 550 |
+
while (readable(scanner)) {
|
| 551 |
+
if (consume(scanner, isImportant)) {
|
| 552 |
+
important = true;
|
| 553 |
+
}
|
| 554 |
+
else if (valueFragment = consumeValue(scanner, valueMode)) {
|
| 555 |
+
value.push(valueFragment);
|
| 556 |
+
}
|
| 557 |
+
else if (!consume(scanner, isFragmentDelimiter)) {
|
| 558 |
+
break;
|
| 559 |
+
}
|
| 560 |
+
}
|
| 561 |
+
if (name || value.length || important) {
|
| 562 |
+
return { name, value, important };
|
| 563 |
+
}
|
| 564 |
+
}
|
| 565 |
+
/**
|
| 566 |
+
* Consumes single value fragment, e.g. all value tokens before comma
|
| 567 |
+
*/
|
| 568 |
+
function consumeValue(scanner, inArgument) {
|
| 569 |
+
const result = [];
|
| 570 |
+
let token;
|
| 571 |
+
let args;
|
| 572 |
+
while (readable(scanner)) {
|
| 573 |
+
token = peek(scanner);
|
| 574 |
+
if (isValue(token)) {
|
| 575 |
+
scanner.pos++;
|
| 576 |
+
if (isLiteral(token) && (args = consumeArguments(scanner))) {
|
| 577 |
+
result.push({
|
| 578 |
+
type: 'FunctionCall',
|
| 579 |
+
name: token.value,
|
| 580 |
+
arguments: args
|
| 581 |
+
});
|
| 582 |
+
}
|
| 583 |
+
else {
|
| 584 |
+
result.push(token);
|
| 585 |
+
}
|
| 586 |
+
}
|
| 587 |
+
else if (isValueDelimiter(token) || (inArgument && isWhiteSpace(token))) {
|
| 588 |
+
scanner.pos++;
|
| 589 |
+
}
|
| 590 |
+
else {
|
| 591 |
+
break;
|
| 592 |
+
}
|
| 593 |
+
}
|
| 594 |
+
return result.length
|
| 595 |
+
? { type: 'CSSValue', value: result }
|
| 596 |
+
: void 0;
|
| 597 |
+
}
|
| 598 |
+
function consumeArguments(scanner) {
|
| 599 |
+
const start = scanner.pos;
|
| 600 |
+
if (consume(scanner, isOpenBracket)) {
|
| 601 |
+
const args = [];
|
| 602 |
+
let value;
|
| 603 |
+
while (readable(scanner) && !consume(scanner, isCloseBracket)) {
|
| 604 |
+
if (value = consumeValue(scanner, true)) {
|
| 605 |
+
args.push(value);
|
| 606 |
+
}
|
| 607 |
+
else if (!consume(scanner, isWhiteSpace) && !consume(scanner, isArgumentDelimiter)) {
|
| 608 |
+
throw error(scanner, 'Unexpected token');
|
| 609 |
+
}
|
| 610 |
+
}
|
| 611 |
+
scanner.start = start;
|
| 612 |
+
return args;
|
| 613 |
+
}
|
| 614 |
+
}
|
| 615 |
+
function isLiteral(token) {
|
| 616 |
+
return token && token.type === 'Literal';
|
| 617 |
+
}
|
| 618 |
+
function isBracket(token, open) {
|
| 619 |
+
return token && token.type === 'Bracket' && (open == null || token.open === open);
|
| 620 |
+
}
|
| 621 |
+
function isOpenBracket(token) {
|
| 622 |
+
return isBracket(token, true);
|
| 623 |
+
}
|
| 624 |
+
function isCloseBracket(token) {
|
| 625 |
+
return isBracket(token, false);
|
| 626 |
+
}
|
| 627 |
+
function isWhiteSpace(token) {
|
| 628 |
+
return token && token.type === 'WhiteSpace';
|
| 629 |
+
}
|
| 630 |
+
function isOperator(token, operator) {
|
| 631 |
+
return token && token.type === 'Operator' && (!operator || token.operator === operator);
|
| 632 |
+
}
|
| 633 |
+
function isSiblingOperator(token) {
|
| 634 |
+
return isOperator(token, OperatorType.Sibling);
|
| 635 |
+
}
|
| 636 |
+
function isArgumentDelimiter(token) {
|
| 637 |
+
return isOperator(token, OperatorType.ArgumentDelimiter);
|
| 638 |
+
}
|
| 639 |
+
function isFragmentDelimiter(token) {
|
| 640 |
+
return isArgumentDelimiter(token);
|
| 641 |
+
}
|
| 642 |
+
function isImportant(token) {
|
| 643 |
+
return isOperator(token, OperatorType.Important);
|
| 644 |
+
}
|
| 645 |
+
function isValue(token) {
|
| 646 |
+
return token.type === 'StringValue'
|
| 647 |
+
|| token.type === 'ColorValue'
|
| 648 |
+
|| token.type === 'NumberValue'
|
| 649 |
+
|| token.type === 'Literal'
|
| 650 |
+
|| token.type === 'Field'
|
| 651 |
+
|| token.type === 'CustomProperty';
|
| 652 |
+
}
|
| 653 |
+
function isValueDelimiter(token) {
|
| 654 |
+
return isOperator(token, OperatorType.PropertyDelimiter)
|
| 655 |
+
|| isOperator(token, OperatorType.ValueDelimiter);
|
| 656 |
+
}
|
| 657 |
+
function isFunctionStart(scanner) {
|
| 658 |
+
const t1 = scanner.tokens[scanner.pos];
|
| 659 |
+
const t2 = scanner.tokens[scanner.pos + 1];
|
| 660 |
+
return t1 && t2 && isLiteral(t1) && t2.type === 'Bracket';
|
| 661 |
+
}
|
| 662 |
+
|
| 663 |
+
/**
|
| 664 |
+
* Parses given abbreviation into property set
|
| 665 |
+
*/
|
| 666 |
+
function parse(abbr, options) {
|
| 667 |
+
try {
|
| 668 |
+
const tokens = typeof abbr === 'string' ? tokenize(abbr, options && options.value) : abbr;
|
| 669 |
+
return parser(tokens, options);
|
| 670 |
+
}
|
| 671 |
+
catch (err) {
|
| 672 |
+
if (err instanceof ScannerError && typeof abbr === 'string') {
|
| 673 |
+
err.message += `\n${abbr}\n${'-'.repeat(err.pos)}^`;
|
| 674 |
+
}
|
| 675 |
+
throw err;
|
| 676 |
+
}
|
| 677 |
+
}
|
| 678 |
+
|
| 679 |
+
export { OperatorType, parse as default, getToken, parser, tokenize };
|
| 680 |
+
//# sourceMappingURL=index.js.map
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/index.js.map
CHANGED
|
@@ -1,3 +1 @@
|
|
| 1 |
-
version https://git-lfs.github.com/spec/v1
|
| 2 |
-
oid sha256:322644287b025381d550839e15ca852f971e7a72a01c2c1b22ad325f41a09591
|
| 3 |
-
size 20226
|
|
|
|
| 1 |
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/parser/TokenScanner.d.ts
CHANGED
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@@ -1,3 +1,17 @@
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+
import type { AllTokens } from '../tokenizer/index.js';
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+
export interface TokenScanner {
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+
tokens: AllTokens[];
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start: number;
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pos: number;
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+
size: number;
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+
}
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+
type TestFn = (token?: AllTokens) => boolean;
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| 9 |
+
export default function tokenScanner(tokens: AllTokens[]): TokenScanner;
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| 10 |
+
export declare function peek(scanner: TokenScanner): AllTokens | undefined;
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| 11 |
+
export declare function next(scanner: TokenScanner): AllTokens | undefined;
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| 12 |
+
export declare function slice(scanner: TokenScanner, from?: number, to?: number): AllTokens[];
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+
export declare function readable(scanner: TokenScanner): boolean;
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+
export declare function consume(scanner: TokenScanner, test: TestFn): boolean;
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+
export declare function error(scanner: TokenScanner, message: string, token?: AllTokens | undefined): Error;
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+
export declare function consumeWhile(scanner: TokenScanner, test: TestFn): boolean;
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+
export {};
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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/parser/index.d.ts
CHANGED
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@@ -1,3 +1,23 @@
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|
|
| 1 |
+
import type { StringValue, NumberValue, ColorValue, Literal, AllTokens, Field, CustomProperty } from '../tokenizer/tokens.js';
|
| 2 |
+
export type Value = StringValue | NumberValue | ColorValue | Literal | FunctionCall | Field | CustomProperty;
|
| 3 |
+
export interface FunctionCall {
|
| 4 |
+
type: 'FunctionCall';
|
| 5 |
+
name: string;
|
| 6 |
+
arguments: CSSValue[];
|
| 7 |
+
}
|
| 8 |
+
export interface CSSValue {
|
| 9 |
+
type: 'CSSValue';
|
| 10 |
+
value: Value[];
|
| 11 |
+
}
|
| 12 |
+
export interface CSSProperty {
|
| 13 |
+
name?: string;
|
| 14 |
+
value: CSSValue[];
|
| 15 |
+
important: boolean;
|
| 16 |
+
/** Snippet matched with current property */
|
| 17 |
+
snippet?: any;
|
| 18 |
+
}
|
| 19 |
+
export interface ParseOptions {
|
| 20 |
+
/** Consumes given abbreviation tokens as value */
|
| 21 |
+
value?: boolean;
|
| 22 |
+
}
|
| 23 |
+
export default function parser(tokens: AllTokens[], options?: ParseOptions): CSSProperty[];
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/index.d.ts
CHANGED
|
@@ -1,3 +1,8 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import { default as Scanner } from '@emmetio/scanner';
|
| 2 |
+
import type { AllTokens, Literal, NumberValue, ColorValue, WhiteSpace, Operator, Bracket, StringValue, Field, CustomProperty } from './tokens.js';
|
| 3 |
+
export * from './tokens.js';
|
| 4 |
+
export default function tokenize(abbr: string, isValue?: boolean): AllTokens[];
|
| 5 |
+
/**
|
| 6 |
+
* Returns next token from given scanner, if possible
|
| 7 |
+
*/
|
| 8 |
+
export declare function getToken(scanner: Scanner, short?: boolean): Bracket | Literal | Operator | WhiteSpace | ColorValue | NumberValue | StringValue | CustomProperty | Field | undefined;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/tokens.d.ts
CHANGED
|
@@ -1,3 +1,58 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
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|
|
|
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|
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|
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|
|
|
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|
|
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|
|
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|
|
|
|
|
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|
|
|
|
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|
|
|
|
|
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|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
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|
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|
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|
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|
|
|
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|
|
|
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|
|
|
|
|
|
|
|
| 1 |
+
export type AllTokens = Bracket | Literal | Operator | WhiteSpace | ColorValue | NumberValue | StringValue | CustomProperty | Field;
|
| 2 |
+
export declare const enum OperatorType {
|
| 3 |
+
Sibling = "+",
|
| 4 |
+
Important = "!",
|
| 5 |
+
ArgumentDelimiter = ",",
|
| 6 |
+
ValueDelimiter = "-",
|
| 7 |
+
PropertyDelimiter = ":"
|
| 8 |
+
}
|
| 9 |
+
export interface Token {
|
| 10 |
+
type: string;
|
| 11 |
+
/** Location of token start in source */
|
| 12 |
+
start?: number;
|
| 13 |
+
/** Location of token end in source */
|
| 14 |
+
end?: number;
|
| 15 |
+
}
|
| 16 |
+
export interface Operator extends Token {
|
| 17 |
+
type: 'Operator';
|
| 18 |
+
operator: OperatorType;
|
| 19 |
+
}
|
| 20 |
+
export interface Bracket extends Token {
|
| 21 |
+
type: 'Bracket';
|
| 22 |
+
open: boolean;
|
| 23 |
+
}
|
| 24 |
+
export interface Literal extends Token {
|
| 25 |
+
type: 'Literal';
|
| 26 |
+
value: string;
|
| 27 |
+
}
|
| 28 |
+
export interface CustomProperty extends Token {
|
| 29 |
+
type: 'CustomProperty';
|
| 30 |
+
value: string;
|
| 31 |
+
}
|
| 32 |
+
export interface NumberValue extends Token {
|
| 33 |
+
type: 'NumberValue';
|
| 34 |
+
value: number;
|
| 35 |
+
unit: string;
|
| 36 |
+
rawValue: string;
|
| 37 |
+
}
|
| 38 |
+
export interface ColorValue extends Token {
|
| 39 |
+
type: 'ColorValue';
|
| 40 |
+
r: number;
|
| 41 |
+
g: number;
|
| 42 |
+
b: number;
|
| 43 |
+
a: number;
|
| 44 |
+
raw: string;
|
| 45 |
+
}
|
| 46 |
+
export interface StringValue extends Token {
|
| 47 |
+
type: 'StringValue';
|
| 48 |
+
value: string;
|
| 49 |
+
quote: 'single' | 'double';
|
| 50 |
+
}
|
| 51 |
+
export interface WhiteSpace extends Token {
|
| 52 |
+
type: 'WhiteSpace';
|
| 53 |
+
}
|
| 54 |
+
export interface Field extends Token {
|
| 55 |
+
type: 'Field';
|
| 56 |
+
index?: number;
|
| 57 |
+
name: string;
|
| 58 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/dist/tokenizer/utils.d.ts
CHANGED
|
@@ -1,3 +1,40 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
export declare const enum Chars {
|
| 2 |
+
/** `#` character */
|
| 3 |
+
Hash = 35,
|
| 4 |
+
/** `$` character */
|
| 5 |
+
Dollar = 36,
|
| 6 |
+
/** `-` character */
|
| 7 |
+
Dash = 45,
|
| 8 |
+
/** `.` character */
|
| 9 |
+
Dot = 46,
|
| 10 |
+
/** `:` character */
|
| 11 |
+
Colon = 58,
|
| 12 |
+
/** `,` character */
|
| 13 |
+
Comma = 44,
|
| 14 |
+
/** `!` character */
|
| 15 |
+
Excl = 33,
|
| 16 |
+
/** `@` character */
|
| 17 |
+
At = 64,
|
| 18 |
+
/** `%` character */
|
| 19 |
+
Percent = 37,
|
| 20 |
+
/** `_` character */
|
| 21 |
+
Underscore = 95,
|
| 22 |
+
/** `(` character */
|
| 23 |
+
RoundBracketOpen = 40,
|
| 24 |
+
/** `)` character */
|
| 25 |
+
RoundBracketClose = 41,
|
| 26 |
+
/** `{` character */
|
| 27 |
+
CurlyBracketOpen = 123,
|
| 28 |
+
/** `}` character */
|
| 29 |
+
CurlyBracketClose = 125,
|
| 30 |
+
/** `+` character */
|
| 31 |
+
Sibling = 43,
|
| 32 |
+
/** `'` character */
|
| 33 |
+
SingleQuote = 39,
|
| 34 |
+
/** `"` character */
|
| 35 |
+
DoubleQuote = 34,
|
| 36 |
+
/** `t` character */
|
| 37 |
+
Transparent = 116,
|
| 38 |
+
/** `/` character */
|
| 39 |
+
Slash = 47
|
| 40 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-abbreviation/package.json
CHANGED
|
@@ -1,3 +1,52 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
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|
|
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|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
{
|
| 2 |
+
"name": "@emmetio/css-abbreviation",
|
| 3 |
+
"version": "2.1.8",
|
| 4 |
+
"description": "Parses Emmet CSS abbreviation into AST tree",
|
| 5 |
+
"main": "./dist/index.cjs",
|
| 6 |
+
"module": "./dist/index.js",
|
| 7 |
+
"types": "./dist/index.d.ts",
|
| 8 |
+
"type": "module",
|
| 9 |
+
"exports": {
|
| 10 |
+
"import": "./dist/index.js",
|
| 11 |
+
"require": "./dist/index.cjs"
|
| 12 |
+
},
|
| 13 |
+
"scripts": {
|
| 14 |
+
"test": "mocha",
|
| 15 |
+
"build": "rollup -c",
|
| 16 |
+
"watch": "rollup -wc",
|
| 17 |
+
"clean": "rimraf ./dist",
|
| 18 |
+
"prepublishOnly": "npm run clean && npm run build && npm test"
|
| 19 |
+
},
|
| 20 |
+
"repository": {
|
| 21 |
+
"type": "git",
|
| 22 |
+
"url": "git+https://github.com/emmetio/emmet.git"
|
| 23 |
+
},
|
| 24 |
+
"keywords": [],
|
| 25 |
+
"author": "Sergey Chikuyonok <serge.che@gmail.com>",
|
| 26 |
+
"license": "MIT",
|
| 27 |
+
"bugs": {
|
| 28 |
+
"url": "https://github.com/emmetio/emmet/issues"
|
| 29 |
+
},
|
| 30 |
+
"homepage": "https://github.com/emmetio/emmet#readme",
|
| 31 |
+
"dependencies": {
|
| 32 |
+
"@emmetio/scanner": "^1.0.4"
|
| 33 |
+
},
|
| 34 |
+
"devDependencies": {
|
| 35 |
+
"@rollup/plugin-typescript": "^10.0.1",
|
| 36 |
+
"@types/mocha": "^10.0.1",
|
| 37 |
+
"@types/node": "^18.11.18",
|
| 38 |
+
"mocha": "^10.2.0",
|
| 39 |
+
"rimraf": "^5.0.0",
|
| 40 |
+
"rollup": "^3.9.0",
|
| 41 |
+
"ts-node": "^10.9.1",
|
| 42 |
+
"typescript": "^4.9.4"
|
| 43 |
+
},
|
| 44 |
+
"directories": {
|
| 45 |
+
"test": "test"
|
| 46 |
+
},
|
| 47 |
+
"mocha": {
|
| 48 |
+
"loader": "ts-node/esm",
|
| 49 |
+
"spec": "./test/*.ts"
|
| 50 |
+
},
|
| 51 |
+
"gitHead": "fce2127ece65adbb293a40aa0577e4558658c559"
|
| 52 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/LICENSE
CHANGED
|
@@ -1,3 +1,21 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
MIT License
|
| 2 |
+
|
| 3 |
+
Copyright (c) 2017 Emmet.io
|
| 4 |
+
|
| 5 |
+
Permission is hereby granted, free of charge, to any person obtaining a copy
|
| 6 |
+
of this software and associated documentation files (the "Software"), to deal
|
| 7 |
+
in the Software without restriction, including without limitation the rights
|
| 8 |
+
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
| 9 |
+
copies of the Software, and to permit persons to whom the Software is
|
| 10 |
+
furnished to do so, subject to the following conditions:
|
| 11 |
+
|
| 12 |
+
The above copyright notice and this permission notice shall be included in all
|
| 13 |
+
copies or substantial portions of the Software.
|
| 14 |
+
|
| 15 |
+
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
| 16 |
+
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
| 17 |
+
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
| 18 |
+
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
| 19 |
+
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
| 20 |
+
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
| 21 |
+
SOFTWARE.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/README.md
CHANGED
|
@@ -1,3 +1,2 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
size 56
|
|
|
|
| 1 |
+
# css-parser
|
| 2 |
+
CSS/LESS/SCSS fast and minimalistic parser
|
|
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.cjs.js
CHANGED
|
@@ -1,3 +1,1620 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
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|
| 1 |
+
'use strict';
|
| 2 |
+
|
| 3 |
+
Object.defineProperty(exports, '__esModule', { value: true });
|
| 4 |
+
|
| 5 |
+
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
|
| 6 |
+
|
| 7 |
+
var StreamReader = _interopDefault(require('@emmetio/stream-reader'));
|
| 8 |
+
var _emmetio_streamReaderUtils = require('@emmetio/stream-reader-utils');
|
| 9 |
+
|
| 10 |
+
/**
|
| 11 |
+
* Abstract container that contains nested nodes or other containers
|
| 12 |
+
*/
|
| 13 |
+
class Node {
|
| 14 |
+
constructor(type) {
|
| 15 |
+
this.type = type;
|
| 16 |
+
this.children = [];
|
| 17 |
+
this.parent = null;
|
| 18 |
+
}
|
| 19 |
+
|
| 20 |
+
get firstChild() {
|
| 21 |
+
return this.children[0];
|
| 22 |
+
}
|
| 23 |
+
|
| 24 |
+
get nextSibling() {
|
| 25 |
+
const ix = this.index();
|
| 26 |
+
return ix !== -1 ? this.parent.children[ix + 1] : null;
|
| 27 |
+
}
|
| 28 |
+
|
| 29 |
+
get previousSibling() {
|
| 30 |
+
const ix = this.index();
|
| 31 |
+
return ix !== -1 ? this.parent.children[ix - 1] : null;
|
| 32 |
+
}
|
| 33 |
+
|
| 34 |
+
/**
|
| 35 |
+
* Returns current element’s index in parent list of child nodes
|
| 36 |
+
* @return {Number}
|
| 37 |
+
*/
|
| 38 |
+
index() {
|
| 39 |
+
return this.parent ? this.parent.children.indexOf(this) : -1;
|
| 40 |
+
}
|
| 41 |
+
|
| 42 |
+
/**
|
| 43 |
+
* Adds given node as a child
|
| 44 |
+
* @param {Node} node
|
| 45 |
+
* @return {Node} Current node
|
| 46 |
+
*/
|
| 47 |
+
add(node) {
|
| 48 |
+
if (node) {
|
| 49 |
+
node.remove();
|
| 50 |
+
this.children.push(node);
|
| 51 |
+
node.parent = this;
|
| 52 |
+
}
|
| 53 |
+
return this;
|
| 54 |
+
}
|
| 55 |
+
|
| 56 |
+
/**
|
| 57 |
+
* Removes current node from its parent
|
| 58 |
+
* @return {Node} Current node
|
| 59 |
+
*/
|
| 60 |
+
remove() {
|
| 61 |
+
if (this.parent) {
|
| 62 |
+
const ix = this.index();
|
| 63 |
+
if (ix !== -1) {
|
| 64 |
+
this.parent.children.splice(ix, 1);
|
| 65 |
+
this.parent = null;
|
| 66 |
+
}
|
| 67 |
+
}
|
| 68 |
+
|
| 69 |
+
return this;
|
| 70 |
+
}
|
| 71 |
+
}
|
| 72 |
+
|
| 73 |
+
class Stylesheet extends Node {
|
| 74 |
+
constructor() {
|
| 75 |
+
super('stylesheet');
|
| 76 |
+
this.comments = [];
|
| 77 |
+
}
|
| 78 |
+
|
| 79 |
+
/**
|
| 80 |
+
* Returns node’s start position in stream
|
| 81 |
+
* @return {*}
|
| 82 |
+
*/
|
| 83 |
+
get start() {
|
| 84 |
+
const node = this.firstChild;
|
| 85 |
+
return node && node.start;
|
| 86 |
+
}
|
| 87 |
+
|
| 88 |
+
/**
|
| 89 |
+
* Returns node’s end position in stream
|
| 90 |
+
* @return {*}
|
| 91 |
+
*/
|
| 92 |
+
get end() {
|
| 93 |
+
const node = this.children[this.children.length - 1];
|
| 94 |
+
return node && node.end;
|
| 95 |
+
}
|
| 96 |
+
|
| 97 |
+
/**
|
| 98 |
+
* Adds comment token into a list.
|
| 99 |
+
* This somewhat awkward feature is required to properly detect comment
|
| 100 |
+
* ranges. Specifically, in Atom: it’s API provides scopes limited to current
|
| 101 |
+
* line only
|
| 102 |
+
* @param {Token} token
|
| 103 |
+
*/
|
| 104 |
+
addComment(token) {
|
| 105 |
+
this.comments.push(token);
|
| 106 |
+
}
|
| 107 |
+
}
|
| 108 |
+
|
| 109 |
+
/**
|
| 110 |
+
* Removes tokens that matches given criteria from start and end of given list
|
| 111 |
+
* @param {Token[]} tokens
|
| 112 |
+
* @return {Token[]}
|
| 113 |
+
*/
|
| 114 |
+
function trimTokens(tokens) {
|
| 115 |
+
tokens = tokens.slice();
|
| 116 |
+
let len;
|
| 117 |
+
while (len !== tokens.length) {
|
| 118 |
+
len = tokens.length;
|
| 119 |
+
if (isFormattingToken(tokens[0])) {
|
| 120 |
+
tokens.shift();
|
| 121 |
+
}
|
| 122 |
+
|
| 123 |
+
if (isFormattingToken(last(tokens))) {
|
| 124 |
+
tokens.pop();
|
| 125 |
+
}
|
| 126 |
+
}
|
| 127 |
+
|
| 128 |
+
return tokens;
|
| 129 |
+
}
|
| 130 |
+
|
| 131 |
+
/**
|
| 132 |
+
* Trims formatting tokens (whitespace and comments) from the beginning and end
|
| 133 |
+
* of given token list
|
| 134 |
+
* @param {Token[]} tokens
|
| 135 |
+
* @return {Token[]}
|
| 136 |
+
*/
|
| 137 |
+
function trimFormatting(tokens) {
|
| 138 |
+
return trimTokens(tokens, isFormattingToken);
|
| 139 |
+
}
|
| 140 |
+
|
| 141 |
+
/**
|
| 142 |
+
* Check if given token is a formatting one (whitespace or comment)
|
| 143 |
+
* @param {Token} token
|
| 144 |
+
* @return {Boolean}
|
| 145 |
+
*/
|
| 146 |
+
function isFormattingToken(token) {
|
| 147 |
+
const type = token && token.type;
|
| 148 |
+
return type === 'whitespace' || type === 'comment';
|
| 149 |
+
}
|
| 150 |
+
|
| 151 |
+
/**
|
| 152 |
+
* Consumes string char-by-char from given stream
|
| 153 |
+
* @param {StreamReader} stream
|
| 154 |
+
* @param {String} string
|
| 155 |
+
* @return {Boolean} Returns `true` if string was completely consumed
|
| 156 |
+
*/
|
| 157 |
+
function eatString(stream, string) {
|
| 158 |
+
const start = stream.pos;
|
| 159 |
+
|
| 160 |
+
for (let i = 0, il = string.length; i < il; i++) {
|
| 161 |
+
if (!stream.eat(string.charCodeAt(i))) {
|
| 162 |
+
stream.pos = start;
|
| 163 |
+
return false;
|
| 164 |
+
}
|
| 165 |
+
}
|
| 166 |
+
|
| 167 |
+
return true;
|
| 168 |
+
}
|
| 169 |
+
|
| 170 |
+
function consume(stream, match) {
|
| 171 |
+
const start = stream.pos;
|
| 172 |
+
if (stream.eat(match)) {
|
| 173 |
+
stream.start = start;
|
| 174 |
+
return true;
|
| 175 |
+
}
|
| 176 |
+
|
| 177 |
+
return false;
|
| 178 |
+
}
|
| 179 |
+
|
| 180 |
+
function consumeWhile(stream, match) {
|
| 181 |
+
const start = stream.pos;
|
| 182 |
+
if (stream.eatWhile(match)) {
|
| 183 |
+
stream.start = start;
|
| 184 |
+
return true;
|
| 185 |
+
}
|
| 186 |
+
|
| 187 |
+
return false;
|
| 188 |
+
}
|
| 189 |
+
|
| 190 |
+
function last(arr) {
|
| 191 |
+
return arr[arr.length - 1];
|
| 192 |
+
}
|
| 193 |
+
|
| 194 |
+
function valueOf(token) {
|
| 195 |
+
return token && token.valueOf();
|
| 196 |
+
}
|
| 197 |
+
|
| 198 |
+
/**
|
| 199 |
+
* A structure describing text fragment in content stream. It may contain
|
| 200 |
+
* other sub-fragments (also tokens) that represent current fragments’ logical
|
| 201 |
+
* parts
|
| 202 |
+
*/
|
| 203 |
+
class Token {
|
| 204 |
+
/**
|
| 205 |
+
* @param {StreamReader} stream
|
| 206 |
+
* @param {String} type Token type
|
| 207 |
+
* @param {Object} [start] Tokens’ start position in `stream`
|
| 208 |
+
* @param {Object} [end] Tokens’ end position in `stream`
|
| 209 |
+
*/
|
| 210 |
+
constructor(stream, type, start, end) {
|
| 211 |
+
this.stream = stream;
|
| 212 |
+
this.start = start != null ? start : stream.start;
|
| 213 |
+
this.end = end != null ? end : stream.pos;
|
| 214 |
+
this.type = type;
|
| 215 |
+
|
| 216 |
+
this._props = null;
|
| 217 |
+
this._value = null;
|
| 218 |
+
this._items = null;
|
| 219 |
+
}
|
| 220 |
+
|
| 221 |
+
get size() {
|
| 222 |
+
return this._items ? this._items.length : 0;
|
| 223 |
+
}
|
| 224 |
+
|
| 225 |
+
get items() {
|
| 226 |
+
return this._items;
|
| 227 |
+
}
|
| 228 |
+
|
| 229 |
+
clone(start, end) {
|
| 230 |
+
return new this.constructor(this.stream, this.type,
|
| 231 |
+
start != null ? start : this.start,
|
| 232 |
+
end != null ? end : this.end);
|
| 233 |
+
}
|
| 234 |
+
|
| 235 |
+
add(item) {
|
| 236 |
+
if (Array.isArray(item)) {
|
| 237 |
+
for (let i = 0, il = item.length; i < il; i++) {
|
| 238 |
+
this.add(item[i]);
|
| 239 |
+
}
|
| 240 |
+
} else if (item) {
|
| 241 |
+
if (!this._items) {
|
| 242 |
+
this._items = [item];
|
| 243 |
+
} else {
|
| 244 |
+
this._items.push(item);
|
| 245 |
+
}
|
| 246 |
+
}
|
| 247 |
+
|
| 248 |
+
return this;
|
| 249 |
+
}
|
| 250 |
+
|
| 251 |
+
remove(item) {
|
| 252 |
+
if (this._items) {
|
| 253 |
+
const ix = this._items.indexOf(item);
|
| 254 |
+
if (ix !== -1 ) {
|
| 255 |
+
this._items.splice(ix, 1);
|
| 256 |
+
}
|
| 257 |
+
}
|
| 258 |
+
|
| 259 |
+
return this;
|
| 260 |
+
}
|
| 261 |
+
|
| 262 |
+
item(i) {
|
| 263 |
+
return this._items && this._items[i];
|
| 264 |
+
}
|
| 265 |
+
|
| 266 |
+
limit() {
|
| 267 |
+
return this.stream.limit(this.start, this.end);
|
| 268 |
+
}
|
| 269 |
+
|
| 270 |
+
slice(from, to) {
|
| 271 |
+
const token = this.clone();
|
| 272 |
+
const items = this._items && this._items.slice(from, to);
|
| 273 |
+
if (items && items.length) {
|
| 274 |
+
token.start = items[0].start;
|
| 275 |
+
token.end = items[items.length - 1].end;
|
| 276 |
+
token.add(items);
|
| 277 |
+
} else if (items) {
|
| 278 |
+
// Empty token
|
| 279 |
+
token.start = token.end;
|
| 280 |
+
}
|
| 281 |
+
|
| 282 |
+
return token;
|
| 283 |
+
}
|
| 284 |
+
|
| 285 |
+
property(name, value) {
|
| 286 |
+
if (typeof value !== 'undefined') {
|
| 287 |
+
// set property value
|
| 288 |
+
if (!this._props) {
|
| 289 |
+
this._props = {};
|
| 290 |
+
}
|
| 291 |
+
|
| 292 |
+
this._props[name] = value;
|
| 293 |
+
}
|
| 294 |
+
|
| 295 |
+
return this._props && this._props[name];
|
| 296 |
+
}
|
| 297 |
+
|
| 298 |
+
/**
|
| 299 |
+
* Returns token textual representation
|
| 300 |
+
* @return {String}
|
| 301 |
+
*/
|
| 302 |
+
toString() {
|
| 303 |
+
return `${this.valueOf()} [${this.start}, ${this.end}] (${this.type})`;
|
| 304 |
+
}
|
| 305 |
+
|
| 306 |
+
valueOf() {
|
| 307 |
+
if (this._value === null) {
|
| 308 |
+
this._value = this.stream.substring(this.start, this.end);
|
| 309 |
+
}
|
| 310 |
+
|
| 311 |
+
return this._value;
|
| 312 |
+
}
|
| 313 |
+
}
|
| 314 |
+
|
| 315 |
+
const COMMA = 44; // ,
|
| 316 |
+
const PROP_DELIMITER$1 = 58; // :
|
| 317 |
+
const PROP_TERMINATOR$1 = 59; // ;
|
| 318 |
+
const RULE_START$1 = 123; // {
|
| 319 |
+
const RULE_END$1 = 125; // }
|
| 320 |
+
|
| 321 |
+
const types = new Map()
|
| 322 |
+
.set(COMMA, 'comma')
|
| 323 |
+
.set(PROP_DELIMITER$1, 'propertyDelimiter')
|
| 324 |
+
.set(PROP_TERMINATOR$1, 'propertyTerminator')
|
| 325 |
+
.set(RULE_START$1, 'ruleStart')
|
| 326 |
+
.set(RULE_END$1, 'ruleEnd');
|
| 327 |
+
|
| 328 |
+
/**
|
| 329 |
+
* Consumes separator token from given string
|
| 330 |
+
*/
|
| 331 |
+
function separator(stream) {
|
| 332 |
+
if (isSeparator(stream.peek())) {
|
| 333 |
+
const start = stream.pos;
|
| 334 |
+
const type = types.get(stream.next());
|
| 335 |
+
const token = new Token(stream, 'separator', start);
|
| 336 |
+
|
| 337 |
+
token.property('type', type);
|
| 338 |
+
return token;
|
| 339 |
+
}
|
| 340 |
+
}
|
| 341 |
+
|
| 342 |
+
|
| 343 |
+
|
| 344 |
+
function isSeparator(code) {
|
| 345 |
+
return code === COMMA
|
| 346 |
+
|| code === PROP_DELIMITER$1 || code === PROP_TERMINATOR$1
|
| 347 |
+
|| code === RULE_START$1 || code === RULE_END$1;
|
| 348 |
+
}
|
| 349 |
+
|
| 350 |
+
const ARGUMENTS_START = 40; // (
|
| 351 |
+
const ARGUMENTS_END = 41; // )
|
| 352 |
+
|
| 353 |
+
var args = function(stream, tokenConsumer) {
|
| 354 |
+
if (stream.peek() === ARGUMENTS_START) {
|
| 355 |
+
const start = stream.pos;
|
| 356 |
+
stream.next();
|
| 357 |
+
|
| 358 |
+
const tokens = [];
|
| 359 |
+
let t;
|
| 360 |
+
// in LESS, it’s possible to separate arguments list either by `;` or `,`.
|
| 361 |
+
// In first case, we should keep comma-separated item as a single argument
|
| 362 |
+
let usePropTerminator = false;
|
| 363 |
+
|
| 364 |
+
while (!stream.eof()) {
|
| 365 |
+
if (isUnexpectedTerminator(stream.peek()) || stream.eat(ARGUMENTS_END)) {
|
| 366 |
+
break;
|
| 367 |
+
}
|
| 368 |
+
|
| 369 |
+
t = tokenConsumer(stream);
|
| 370 |
+
if (!t) {
|
| 371 |
+
break;
|
| 372 |
+
}
|
| 373 |
+
|
| 374 |
+
if (isSemicolonSeparator(t)) {
|
| 375 |
+
usePropTerminator = true;
|
| 376 |
+
}
|
| 377 |
+
|
| 378 |
+
tokens.push(t);
|
| 379 |
+
}
|
| 380 |
+
|
| 381 |
+
stream.start = start;
|
| 382 |
+
return createArgumentList(stream, tokens, usePropTerminator);
|
| 383 |
+
}
|
| 384 |
+
};
|
| 385 |
+
|
| 386 |
+
function isUnexpectedTerminator(code) {
|
| 387 |
+
return code === RULE_START$1 || code === RULE_END$1;
|
| 388 |
+
}
|
| 389 |
+
|
| 390 |
+
function createArgumentList(stream, tokens, usePropTerminator) {
|
| 391 |
+
const argsToken = new Token(stream, 'arguments');
|
| 392 |
+
const isSeparator = usePropTerminator ? isSemicolonSeparator : isCommaSeparator;
|
| 393 |
+
let arg = [];
|
| 394 |
+
|
| 395 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 396 |
+
token = tokens[i];
|
| 397 |
+
if (isSeparator(token)) {
|
| 398 |
+
argsToken.add(createArgument(stream, arg) || createEmptyArgument(stream, token.start));
|
| 399 |
+
arg.length = 0;
|
| 400 |
+
} else {
|
| 401 |
+
arg.push(token);
|
| 402 |
+
}
|
| 403 |
+
}
|
| 404 |
+
|
| 405 |
+
if (arg.length) {
|
| 406 |
+
argsToken.add(createArgument(stream, arg));
|
| 407 |
+
}
|
| 408 |
+
|
| 409 |
+
return argsToken;
|
| 410 |
+
}
|
| 411 |
+
|
| 412 |
+
function createArgument(stream, tokens) {
|
| 413 |
+
tokens = trimFormatting(tokens);
|
| 414 |
+
|
| 415 |
+
if (tokens.length) {
|
| 416 |
+
const arg = new Token(stream, 'argument', tokens[0].start, last(tokens).end);
|
| 417 |
+
|
| 418 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 419 |
+
arg.add(tokens[i]);
|
| 420 |
+
}
|
| 421 |
+
|
| 422 |
+
return arg;
|
| 423 |
+
}
|
| 424 |
+
}
|
| 425 |
+
|
| 426 |
+
function createEmptyArgument(stream, pos) {
|
| 427 |
+
const token = new Token(stream, 'argument', pos, pos);
|
| 428 |
+
token.property('empty', true);
|
| 429 |
+
return token;
|
| 430 |
+
}
|
| 431 |
+
|
| 432 |
+
function isCommaSeparator(token) {
|
| 433 |
+
return token.property('type') === 'comma';
|
| 434 |
+
}
|
| 435 |
+
|
| 436 |
+
function isSemicolonSeparator(token) {
|
| 437 |
+
return token.property('type') === 'propertyTerminator';
|
| 438 |
+
}
|
| 439 |
+
|
| 440 |
+
const HYPHEN = 45;
|
| 441 |
+
const UNDERSCORE = 95;
|
| 442 |
+
|
| 443 |
+
function ident(stream) {
|
| 444 |
+
return eatIdent(stream) && new Token(stream, 'ident');
|
| 445 |
+
}
|
| 446 |
+
|
| 447 |
+
function eatIdent(stream) {
|
| 448 |
+
const start = stream.pos;
|
| 449 |
+
|
| 450 |
+
stream.eat(HYPHEN);
|
| 451 |
+
if (stream.eat(isIdentStart)) {
|
| 452 |
+
stream.eatWhile(isIdent);
|
| 453 |
+
stream.start = start;
|
| 454 |
+
return true;
|
| 455 |
+
}
|
| 456 |
+
|
| 457 |
+
stream.pos = start;
|
| 458 |
+
return false;
|
| 459 |
+
}
|
| 460 |
+
|
| 461 |
+
function isIdentStart(code) {
|
| 462 |
+
return code === UNDERSCORE || code === HYPHEN || _emmetio_streamReaderUtils.isAlpha(code) || code >= 128;
|
| 463 |
+
}
|
| 464 |
+
|
| 465 |
+
function isIdent(code) {
|
| 466 |
+
return _emmetio_streamReaderUtils.isNumber(code) || isIdentStart(code);
|
| 467 |
+
}
|
| 468 |
+
|
| 469 |
+
function prefixed(stream, tokenType, prefix, body, allowEmptyBody) {
|
| 470 |
+
const start = stream.pos;
|
| 471 |
+
|
| 472 |
+
if (stream.eat(prefix)) {
|
| 473 |
+
const bodyToken = body(stream, start);
|
| 474 |
+
if (bodyToken || allowEmptyBody) {
|
| 475 |
+
stream.start = start;
|
| 476 |
+
return new Token(stream, tokenType, start).add(bodyToken);
|
| 477 |
+
}
|
| 478 |
+
}
|
| 479 |
+
|
| 480 |
+
stream.pos = start;
|
| 481 |
+
}
|
| 482 |
+
|
| 483 |
+
const AT = 64; // @
|
| 484 |
+
|
| 485 |
+
/**
|
| 486 |
+
* Consumes at-keyword from given stream
|
| 487 |
+
*/
|
| 488 |
+
function atKeyword(stream) {
|
| 489 |
+
return prefixed(stream, 'at-keyword', AT, ident);
|
| 490 |
+
}
|
| 491 |
+
|
| 492 |
+
const HASH = 35; // #
|
| 493 |
+
|
| 494 |
+
/**
|
| 495 |
+
* Consumes interpolation token, e.g. `#{expression}`
|
| 496 |
+
* @param {StreamReader} stream
|
| 497 |
+
* @param {Function} tokenConsumer
|
| 498 |
+
* @return {Token}
|
| 499 |
+
*/
|
| 500 |
+
function interpolation(stream, tokenConsumer) {
|
| 501 |
+
const start = stream.pos;
|
| 502 |
+
tokenConsumer = tokenConsumer || defaultTokenConsumer;
|
| 503 |
+
|
| 504 |
+
if (stream.eat(HASH) && stream.eat(RULE_START$1)) {
|
| 505 |
+
const container = new Token(stream, 'interpolation', start);
|
| 506 |
+
let stack = 1, token;
|
| 507 |
+
|
| 508 |
+
while (!stream.eof()) {
|
| 509 |
+
if (stream.eat(RULE_START$1)) {
|
| 510 |
+
stack++;
|
| 511 |
+
} else if (stream.eat(RULE_END$1)) {
|
| 512 |
+
stack--;
|
| 513 |
+
if (!stack) {
|
| 514 |
+
container.end = stream.pos;
|
| 515 |
+
return container;
|
| 516 |
+
}
|
| 517 |
+
} else if (token = tokenConsumer(stream)) {
|
| 518 |
+
container.add(token);
|
| 519 |
+
} else {
|
| 520 |
+
break;
|
| 521 |
+
}
|
| 522 |
+
}
|
| 523 |
+
}
|
| 524 |
+
|
| 525 |
+
stream.pos = start;
|
| 526 |
+
}
|
| 527 |
+
|
| 528 |
+
function eatInterpolation(stream) {
|
| 529 |
+
const start = stream.pos;
|
| 530 |
+
|
| 531 |
+
if (stream.eat(HASH) && _emmetio_streamReaderUtils.eatPair(stream, RULE_START$1, RULE_END$1)) {
|
| 532 |
+
stream.start = start;
|
| 533 |
+
return true;
|
| 534 |
+
}
|
| 535 |
+
|
| 536 |
+
stream.pos = start;
|
| 537 |
+
return false;
|
| 538 |
+
}
|
| 539 |
+
|
| 540 |
+
function defaultTokenConsumer(stream) {
|
| 541 |
+
const start = stream.pos;
|
| 542 |
+
|
| 543 |
+
while (!stream.eof()) {
|
| 544 |
+
if (stream.peek() === RULE_END$1) {
|
| 545 |
+
break;
|
| 546 |
+
}
|
| 547 |
+
|
| 548 |
+
eatString$1(stream) || stream.next();
|
| 549 |
+
}
|
| 550 |
+
|
| 551 |
+
if (start !== stream.pos) {
|
| 552 |
+
return new Token(stream, 'expression', start);
|
| 553 |
+
}
|
| 554 |
+
}
|
| 555 |
+
|
| 556 |
+
/**
|
| 557 |
+
* Consumes quoted string from current string and returns token with consumed
|
| 558 |
+
* data or `null`, if string wasn’t consumed
|
| 559 |
+
* @param {StreamReader} stream
|
| 560 |
+
* @return {StringToken}
|
| 561 |
+
*/
|
| 562 |
+
function string(stream) {
|
| 563 |
+
return eatString$1(stream, true);
|
| 564 |
+
}
|
| 565 |
+
|
| 566 |
+
function eatString$1(stream, asToken) {
|
| 567 |
+
let ch = stream.peek(), pos, tokens, token;
|
| 568 |
+
|
| 569 |
+
if (_emmetio_streamReaderUtils.isQuote(ch)) {
|
| 570 |
+
stream.start = stream.pos;
|
| 571 |
+
stream.next();
|
| 572 |
+
const quote = ch;
|
| 573 |
+
const valueStart = stream.pos;
|
| 574 |
+
|
| 575 |
+
while (!stream.eof()) {
|
| 576 |
+
pos = stream.pos;
|
| 577 |
+
if (stream.eat(quote) || stream.eat(isNewline)) {
|
| 578 |
+
// found end of string or newline without preceding '\',
|
| 579 |
+
// which is not allowed (don’t throw error, for now)
|
| 580 |
+
break;
|
| 581 |
+
} else if (stream.eat(92 /* \ */)) {
|
| 582 |
+
// backslash allows newline in string
|
| 583 |
+
stream.eat(isNewline);
|
| 584 |
+
} else if (asToken && (token = interpolation(stream))) {
|
| 585 |
+
if (!tokens) {
|
| 586 |
+
tokens = [token];
|
| 587 |
+
} else {
|
| 588 |
+
tokens.push(token);
|
| 589 |
+
}
|
| 590 |
+
}
|
| 591 |
+
|
| 592 |
+
stream.next();
|
| 593 |
+
}
|
| 594 |
+
|
| 595 |
+
// Either reached EOF or explicitly stopped at string end
|
| 596 |
+
// NB use extra `asToken` param to return boolean instead of token to reduce
|
| 597 |
+
// memory allocations and improve performance
|
| 598 |
+
if (asToken) {
|
| 599 |
+
const token = new Token(stream, 'string');
|
| 600 |
+
const inner = new Token(stream, 'unquoted', valueStart, pos);
|
| 601 |
+
inner.add(tokens);
|
| 602 |
+
token.add(inner);
|
| 603 |
+
token.property('quote', quote);
|
| 604 |
+
return token;
|
| 605 |
+
}
|
| 606 |
+
|
| 607 |
+
return true;
|
| 608 |
+
}
|
| 609 |
+
|
| 610 |
+
return false;
|
| 611 |
+
}
|
| 612 |
+
|
| 613 |
+
function isNewline(code) {
|
| 614 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 615 |
+
}
|
| 616 |
+
|
| 617 |
+
const ASTERISK = 42;
|
| 618 |
+
const SLASH = 47;
|
| 619 |
+
|
| 620 |
+
/**
|
| 621 |
+
* Consumes comment from given stream: either multi-line or single-line
|
| 622 |
+
* @param {StreamReader} stream
|
| 623 |
+
* @return {CommentToken}
|
| 624 |
+
*/
|
| 625 |
+
var comment = function(stream) {
|
| 626 |
+
return singleLineComment(stream) || multiLineComment(stream);
|
| 627 |
+
};
|
| 628 |
+
|
| 629 |
+
function singleLineComment(stream) {
|
| 630 |
+
if (eatSingleLineComment(stream)) {
|
| 631 |
+
const token = new Token(stream, 'comment');
|
| 632 |
+
token.property('type', 'single-line');
|
| 633 |
+
return token;
|
| 634 |
+
}
|
| 635 |
+
}
|
| 636 |
+
|
| 637 |
+
function multiLineComment(stream) {
|
| 638 |
+
if (eatMultiLineComment(stream)) {
|
| 639 |
+
const token = new Token(stream, 'comment');
|
| 640 |
+
token.property('type', 'multiline');
|
| 641 |
+
return token;
|
| 642 |
+
}
|
| 643 |
+
}
|
| 644 |
+
|
| 645 |
+
function eatComment(stream) {
|
| 646 |
+
return eatSingleLineComment(stream) || eatMultiLineComment(stream);
|
| 647 |
+
}
|
| 648 |
+
|
| 649 |
+
function eatSingleLineComment(stream) {
|
| 650 |
+
const start = stream.pos;
|
| 651 |
+
|
| 652 |
+
if (stream.eat(SLASH) && stream.eat(SLASH)) {
|
| 653 |
+
// single-line comment, consume till the end of line
|
| 654 |
+
stream.start = start;
|
| 655 |
+
while (!stream.eof()) {
|
| 656 |
+
if (isLineBreak(stream.next())) {
|
| 657 |
+
break;
|
| 658 |
+
}
|
| 659 |
+
}
|
| 660 |
+
return true;
|
| 661 |
+
}
|
| 662 |
+
|
| 663 |
+
stream.pos = start;
|
| 664 |
+
return false;
|
| 665 |
+
}
|
| 666 |
+
|
| 667 |
+
function eatMultiLineComment(stream) {
|
| 668 |
+
const start = stream.pos;
|
| 669 |
+
|
| 670 |
+
if (stream.eat(SLASH) && stream.eat(ASTERISK)) {
|
| 671 |
+
while (!stream.eof()) {
|
| 672 |
+
if (stream.next() === ASTERISK && stream.eat(SLASH)) {
|
| 673 |
+
break;
|
| 674 |
+
}
|
| 675 |
+
}
|
| 676 |
+
|
| 677 |
+
stream.start = start;
|
| 678 |
+
return true;
|
| 679 |
+
}
|
| 680 |
+
|
| 681 |
+
stream.pos = start;
|
| 682 |
+
return false;
|
| 683 |
+
}
|
| 684 |
+
|
| 685 |
+
function isLineBreak(code) {
|
| 686 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 687 |
+
}
|
| 688 |
+
|
| 689 |
+
/**
|
| 690 |
+
* Consumes white-space tokens from given stream
|
| 691 |
+
*/
|
| 692 |
+
function whitespace(stream) {
|
| 693 |
+
return eatWhitespace(stream) && new Token(stream, 'whitespace');
|
| 694 |
+
}
|
| 695 |
+
|
| 696 |
+
function eatWhitespace(stream) {
|
| 697 |
+
return consumeWhile(stream, _emmetio_streamReaderUtils.isSpace);
|
| 698 |
+
}
|
| 699 |
+
|
| 700 |
+
const ATTR_START = 91; // [
|
| 701 |
+
const ATTR_END = 93; // ]
|
| 702 |
+
|
| 703 |
+
/**
|
| 704 |
+
* Consumes attribute from given string, e.g. value between [ and ]
|
| 705 |
+
* @param {StreamReader} stream
|
| 706 |
+
* @return {AttributeToken}
|
| 707 |
+
*/
|
| 708 |
+
function eatAttribuite(stream) {
|
| 709 |
+
const start = stream.pos;
|
| 710 |
+
|
| 711 |
+
if (stream.eat(ATTR_START)) {
|
| 712 |
+
skip(stream);
|
| 713 |
+
const name = ident(stream);
|
| 714 |
+
|
| 715 |
+
skip(stream);
|
| 716 |
+
const op = operator(stream);
|
| 717 |
+
|
| 718 |
+
skip(stream);
|
| 719 |
+
const value = string(stream) || ident(stream);
|
| 720 |
+
|
| 721 |
+
skip(stream);
|
| 722 |
+
stream.eat(ATTR_END);
|
| 723 |
+
|
| 724 |
+
return new Token(stream, 'attribute', start).add(name).add(op).add(value);
|
| 725 |
+
}
|
| 726 |
+
}
|
| 727 |
+
|
| 728 |
+
function skip(stream) {
|
| 729 |
+
while (!stream.eof()) {
|
| 730 |
+
if (!eatWhitespace(stream) && !eatComment(stream)) {
|
| 731 |
+
return true;
|
| 732 |
+
}
|
| 733 |
+
}
|
| 734 |
+
}
|
| 735 |
+
|
| 736 |
+
function operator(stream) {
|
| 737 |
+
return consumeWhile(stream, isOperator) && new Token(stream, 'operator');
|
| 738 |
+
}
|
| 739 |
+
|
| 740 |
+
function isOperator(code) {
|
| 741 |
+
return code === 126 /* ~ */
|
| 742 |
+
|| code === 124 /* | */
|
| 743 |
+
|| code === 94 /* ^ */
|
| 744 |
+
|| code === 36 /* $ */
|
| 745 |
+
|| code === 42 /* * */
|
| 746 |
+
|| code === 61; /* = */
|
| 747 |
+
}
|
| 748 |
+
|
| 749 |
+
const CLASS = 46; // .
|
| 750 |
+
|
| 751 |
+
/**
|
| 752 |
+
* Consumes class fragment from given stream, e.g. `.foo`
|
| 753 |
+
* @param {StreamReader} stream
|
| 754 |
+
* @return {ClassToken}
|
| 755 |
+
*/
|
| 756 |
+
function className(stream) {
|
| 757 |
+
return prefixed(stream, 'class', CLASS, ident);
|
| 758 |
+
}
|
| 759 |
+
|
| 760 |
+
const ADJACENT_SIBLING = 43; // +
|
| 761 |
+
const GENERAL_SIBLING = 126; // ~
|
| 762 |
+
const CHILD = 62; // >
|
| 763 |
+
const NESTING = 38; // &
|
| 764 |
+
|
| 765 |
+
const types$1 = {
|
| 766 |
+
[ADJACENT_SIBLING]: 'adjacentSibling',
|
| 767 |
+
[GENERAL_SIBLING]: 'generalSibling',
|
| 768 |
+
[CHILD]: 'child',
|
| 769 |
+
[NESTING]: 'nesting'
|
| 770 |
+
};
|
| 771 |
+
|
| 772 |
+
/**
|
| 773 |
+
* Consumes combinator token from given string
|
| 774 |
+
*/
|
| 775 |
+
var combinator = function(stream) {
|
| 776 |
+
if (isCombinator(stream.peek())) {
|
| 777 |
+
const start = stream.pos;
|
| 778 |
+
const type = types$1[stream.next()];
|
| 779 |
+
const token = new Token(stream, 'combinator', start);
|
| 780 |
+
|
| 781 |
+
token.property('type', type);
|
| 782 |
+
return token;
|
| 783 |
+
}
|
| 784 |
+
};
|
| 785 |
+
|
| 786 |
+
|
| 787 |
+
|
| 788 |
+
function isCombinator(code) {
|
| 789 |
+
return code === ADJACENT_SIBLING || code === GENERAL_SIBLING
|
| 790 |
+
|| code === NESTING || code === CHILD;
|
| 791 |
+
}
|
| 792 |
+
|
| 793 |
+
const HASH$1 = 35;
|
| 794 |
+
|
| 795 |
+
function hash(stream) {
|
| 796 |
+
return prefixed(stream, 'hash', HASH$1, hashValue, true);
|
| 797 |
+
}
|
| 798 |
+
|
| 799 |
+
|
| 800 |
+
|
| 801 |
+
function hashValue(stream) {
|
| 802 |
+
if (eatHashValue(stream)) {
|
| 803 |
+
return new Token(stream, 'hash-value');
|
| 804 |
+
}
|
| 805 |
+
}
|
| 806 |
+
|
| 807 |
+
function eatHashValue(stream) {
|
| 808 |
+
return consumeWhile(stream, isHashValue);
|
| 809 |
+
}
|
| 810 |
+
|
| 811 |
+
function isHashValue(code) {
|
| 812 |
+
return _emmetio_streamReaderUtils.isNumber(code) || _emmetio_streamReaderUtils.isAlpha(code, 65 /* A */, 70 /* F */)
|
| 813 |
+
|| code === 95 /* _ */ || code === 45 /* - */
|
| 814 |
+
|| code > 128; /* non-ASCII */
|
| 815 |
+
}
|
| 816 |
+
|
| 817 |
+
const ID = 35; // #
|
| 818 |
+
|
| 819 |
+
/**
|
| 820 |
+
* Consumes id fragment from given stream, e.g. `#foo`
|
| 821 |
+
* @param {StreamReader} stream
|
| 822 |
+
* @return {Token}
|
| 823 |
+
*/
|
| 824 |
+
function id(stream) {
|
| 825 |
+
return prefixed(stream, 'id', ID, ident);
|
| 826 |
+
}
|
| 827 |
+
|
| 828 |
+
const IMPORTANT = 33; // !
|
| 829 |
+
|
| 830 |
+
/**
|
| 831 |
+
* Consumes !important token
|
| 832 |
+
* @param {StreamReader} stream
|
| 833 |
+
* @return {Token}
|
| 834 |
+
*/
|
| 835 |
+
function important(stream) {
|
| 836 |
+
return prefixed(stream, 'important', IMPORTANT, ident);
|
| 837 |
+
}
|
| 838 |
+
|
| 839 |
+
const DOT = 46; // .
|
| 840 |
+
|
| 841 |
+
/**
|
| 842 |
+
* Consumes number from given string, e.g. `10px`
|
| 843 |
+
* @param {StreamReader} stream
|
| 844 |
+
* @return {NumberToken}
|
| 845 |
+
*/
|
| 846 |
+
function number(stream) {
|
| 847 |
+
if (eatNumericPart(stream)) {
|
| 848 |
+
const start = stream.start;
|
| 849 |
+
const num = new Token(stream, 'value');
|
| 850 |
+
const unit = eatUnitPart(stream) ? new Token(stream, 'unit') : null;
|
| 851 |
+
|
| 852 |
+
return new Token(stream, 'number', start).add(num).add(unit);
|
| 853 |
+
}
|
| 854 |
+
}
|
| 855 |
+
|
| 856 |
+
|
| 857 |
+
|
| 858 |
+
function eatNumericPart(stream) {
|
| 859 |
+
const start = stream.pos;
|
| 860 |
+
|
| 861 |
+
stream.eat(isOperator$1);
|
| 862 |
+
if (stream.eatWhile(_emmetio_streamReaderUtils.isNumber)) {
|
| 863 |
+
stream.start = start;
|
| 864 |
+
const decimalEnd = stream.pos;
|
| 865 |
+
|
| 866 |
+
if (!(stream.eat(DOT) && stream.eatWhile(_emmetio_streamReaderUtils.isNumber))) {
|
| 867 |
+
stream.pos = decimalEnd;
|
| 868 |
+
}
|
| 869 |
+
|
| 870 |
+
return true;
|
| 871 |
+
} else if (stream.eat(DOT) && stream.eatWhile(_emmetio_streamReaderUtils.isNumber)) {
|
| 872 |
+
stream.start = start;
|
| 873 |
+
return true;
|
| 874 |
+
}
|
| 875 |
+
|
| 876 |
+
// TODO eat exponent part
|
| 877 |
+
|
| 878 |
+
stream.pos = start;
|
| 879 |
+
return false;
|
| 880 |
+
}
|
| 881 |
+
|
| 882 |
+
function eatUnitPart(stream) {
|
| 883 |
+
return eatIdent(stream) || eatPercent(stream);
|
| 884 |
+
}
|
| 885 |
+
|
| 886 |
+
function eatPercent(stream) {
|
| 887 |
+
return consume(stream, 37 /* % */);
|
| 888 |
+
}
|
| 889 |
+
|
| 890 |
+
function isOperator$1(code) {
|
| 891 |
+
return code === 45 /* - */ || code === 43 /* + */;
|
| 892 |
+
}
|
| 893 |
+
|
| 894 |
+
const NOT = 33; // !
|
| 895 |
+
const MULTIPLY = 42; // *
|
| 896 |
+
const PLUS = 43; // +
|
| 897 |
+
const MINUS = 45; // -
|
| 898 |
+
const DIVIDE = 47; // /
|
| 899 |
+
const LESS_THAN = 60; // <
|
| 900 |
+
const EQUALS = 61; // =
|
| 901 |
+
const GREATER_THAN = 62; // <
|
| 902 |
+
|
| 903 |
+
function operator$1(stream) {
|
| 904 |
+
return eatOperator(stream) && new Token(stream, 'operator');
|
| 905 |
+
}
|
| 906 |
+
|
| 907 |
+
function eatOperator(stream) {
|
| 908 |
+
if (consume(stream, isEquality)) {
|
| 909 |
+
stream.eatWhile(EQUALS);
|
| 910 |
+
return true;
|
| 911 |
+
} else if (consume(stream, isOperator$2)) {
|
| 912 |
+
return true;
|
| 913 |
+
}
|
| 914 |
+
|
| 915 |
+
return false;
|
| 916 |
+
}
|
| 917 |
+
|
| 918 |
+
function isEquality(code) {
|
| 919 |
+
return code === NOT || code === LESS_THAN || code === EQUALS || code === GREATER_THAN;
|
| 920 |
+
}
|
| 921 |
+
|
| 922 |
+
function isOperator$2(code) {
|
| 923 |
+
return code === MULTIPLY || code === PLUS || code === MINUS || code === DIVIDE
|
| 924 |
+
|| isEquality(code);
|
| 925 |
+
}
|
| 926 |
+
|
| 927 |
+
const PSEUDO = 58; // :
|
| 928 |
+
|
| 929 |
+
/**
|
| 930 |
+
* Consumes pseudo-selector from given stream
|
| 931 |
+
*/
|
| 932 |
+
var pseudo = function(stream) {
|
| 933 |
+
const start = stream.pos;
|
| 934 |
+
|
| 935 |
+
if (stream.eatWhile(PSEUDO)) {
|
| 936 |
+
const name = ident(stream);
|
| 937 |
+
if (name) {
|
| 938 |
+
return new Token(stream, 'pseudo', start).add(name);
|
| 939 |
+
}
|
| 940 |
+
}
|
| 941 |
+
|
| 942 |
+
stream.pos = start;
|
| 943 |
+
};
|
| 944 |
+
|
| 945 |
+
/**
|
| 946 |
+
* Consumes unquoted value from given stream
|
| 947 |
+
* @param {StreamReader} stream
|
| 948 |
+
* @return {UnquotedToken}
|
| 949 |
+
*/
|
| 950 |
+
var unquoted = function(stream) {
|
| 951 |
+
return eatUnquoted(stream) && new Token(stream, 'unquoted');
|
| 952 |
+
};
|
| 953 |
+
|
| 954 |
+
function eatUnquoted(stream) {
|
| 955 |
+
return consumeWhile(stream, isUnquoted);
|
| 956 |
+
}
|
| 957 |
+
|
| 958 |
+
function isUnquoted(code) {
|
| 959 |
+
return !isNaN(code) && !_emmetio_streamReaderUtils.isQuote(code) && !_emmetio_streamReaderUtils.isSpace(code)
|
| 960 |
+
&& code !== 40 /* ( */ && code !== 41 /* ) */ && code !== 92 /* \ */
|
| 961 |
+
&& !isNonPrintable(code);
|
| 962 |
+
}
|
| 963 |
+
|
| 964 |
+
function isNonPrintable(code) {
|
| 965 |
+
return (code >= 0 && code <= 8) || code === 11
|
| 966 |
+
|| (code >= 14 && code <= 31) || code === 127;
|
| 967 |
+
}
|
| 968 |
+
|
| 969 |
+
/**
|
| 970 |
+
* Consumes URL token from given stream
|
| 971 |
+
* @param {StreamReader} stream
|
| 972 |
+
* @return {Token}
|
| 973 |
+
*/
|
| 974 |
+
function url(stream) {
|
| 975 |
+
const start = stream.pos;
|
| 976 |
+
|
| 977 |
+
if (eatString(stream, 'url(')) {
|
| 978 |
+
eatWhitespace(stream);
|
| 979 |
+
const value = string(stream) || unquoted(stream);
|
| 980 |
+
eatWhitespace(stream);
|
| 981 |
+
stream.eat(41); // )
|
| 982 |
+
|
| 983 |
+
return new Token(stream, 'url', start).add(value);
|
| 984 |
+
}
|
| 985 |
+
|
| 986 |
+
stream.pos = start;
|
| 987 |
+
}
|
| 988 |
+
|
| 989 |
+
function eatUrl(stream) {
|
| 990 |
+
const start = stream.pos;
|
| 991 |
+
|
| 992 |
+
if (eatString(stream, 'url(')) {
|
| 993 |
+
eatWhitespace(stream);
|
| 994 |
+
eatString$1(stream) || eatUnquoted(stream);
|
| 995 |
+
eatWhitespace(stream);
|
| 996 |
+
stream.eat(41); // )
|
| 997 |
+
stream.start = start;
|
| 998 |
+
|
| 999 |
+
return true;
|
| 1000 |
+
}
|
| 1001 |
+
|
| 1002 |
+
stream.pos = start;
|
| 1003 |
+
return false;
|
| 1004 |
+
}
|
| 1005 |
+
|
| 1006 |
+
const VARIABLE = 36; // $
|
| 1007 |
+
|
| 1008 |
+
/**
|
| 1009 |
+
* Consumes SCSS variable from given stream
|
| 1010 |
+
*/
|
| 1011 |
+
function variable(stream) {
|
| 1012 |
+
return prefixed(stream, 'variable', VARIABLE, variableName);
|
| 1013 |
+
}
|
| 1014 |
+
|
| 1015 |
+
|
| 1016 |
+
|
| 1017 |
+
function variableName(stream) {
|
| 1018 |
+
if (eatVariableName(stream)) {
|
| 1019 |
+
return new Token(stream, 'name');
|
| 1020 |
+
}
|
| 1021 |
+
}
|
| 1022 |
+
|
| 1023 |
+
function eatVariableName(stream) {
|
| 1024 |
+
return consumeWhile(stream, isVariableName);
|
| 1025 |
+
}
|
| 1026 |
+
|
| 1027 |
+
function isVariableName(code) {
|
| 1028 |
+
return code === VARIABLE || isIdent(code);
|
| 1029 |
+
}
|
| 1030 |
+
|
| 1031 |
+
/**
|
| 1032 |
+
* Group tokens by commonly used context
|
| 1033 |
+
*/
|
| 1034 |
+
|
| 1035 |
+
function consumeToken(stream) {
|
| 1036 |
+
const _token = any(stream) || args(stream, consumeToken);
|
| 1037 |
+
if (_token && _token.type === 'ident') {
|
| 1038 |
+
const _args = args(stream, consumeToken);
|
| 1039 |
+
if (_args) {
|
| 1040 |
+
// An identifier followed by arguments – function call
|
| 1041 |
+
return new Token(stream, 'function', _token.start, _args.end).add(_token).add(_args);
|
| 1042 |
+
}
|
| 1043 |
+
}
|
| 1044 |
+
|
| 1045 |
+
return _token || unknown(stream);
|
| 1046 |
+
}
|
| 1047 |
+
|
| 1048 |
+
function any(stream) {
|
| 1049 |
+
return formatting(stream) || url(stream) || selector(stream) || value(stream)
|
| 1050 |
+
|| separator(stream);
|
| 1051 |
+
}
|
| 1052 |
+
|
| 1053 |
+
function selector(stream) {
|
| 1054 |
+
return interpolation(stream) || ident(stream) || atKeyword(stream)
|
| 1055 |
+
|| className(stream) || id(stream) || pseudo(stream) || eatAttribuite(stream)
|
| 1056 |
+
|| combinator(stream);
|
| 1057 |
+
}
|
| 1058 |
+
|
| 1059 |
+
function value(stream) {
|
| 1060 |
+
return url(stream) || string(stream) || interpolation(stream) || number(stream)
|
| 1061 |
+
|| hash(stream) || keyword(stream) || important(stream) || operator$1(stream);
|
| 1062 |
+
}
|
| 1063 |
+
|
| 1064 |
+
function keyword(stream) {
|
| 1065 |
+
return variable(stream) || atKeyword(stream) || ident(stream);
|
| 1066 |
+
}
|
| 1067 |
+
|
| 1068 |
+
function formatting(stream) {
|
| 1069 |
+
return comment(stream) || whitespace(stream);
|
| 1070 |
+
}
|
| 1071 |
+
|
| 1072 |
+
function unknown(stream) {
|
| 1073 |
+
stream.start = stream.pos;
|
| 1074 |
+
const ch = stream.next();
|
| 1075 |
+
if (ch != null) {
|
| 1076 |
+
return new Token(stream, 'unknown');
|
| 1077 |
+
}
|
| 1078 |
+
}
|
| 1079 |
+
|
| 1080 |
+
/**
|
| 1081 |
+
* Parses CSS rule selector
|
| 1082 |
+
* @param {String|StreamReader} source
|
| 1083 |
+
* @return {Token[]}
|
| 1084 |
+
*/
|
| 1085 |
+
function parseSelector(source) {
|
| 1086 |
+
return parseList(source, 'selector');
|
| 1087 |
+
}
|
| 1088 |
+
|
| 1089 |
+
/**
|
| 1090 |
+
* Parses CSS property name. Mostly used for LESS where
|
| 1091 |
+
* property-like entry might be used as a mixin call
|
| 1092 |
+
* @param {String|StreamReader} source
|
| 1093 |
+
* @return {Token}
|
| 1094 |
+
*/
|
| 1095 |
+
function parsePropertyName(source) {
|
| 1096 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1097 |
+
const items = [];
|
| 1098 |
+
|
| 1099 |
+
while (!stream.eof()) {
|
| 1100 |
+
items.push(consumeToken(stream));
|
| 1101 |
+
}
|
| 1102 |
+
|
| 1103 |
+
let token;
|
| 1104 |
+
if (items.length === 1) {
|
| 1105 |
+
token = items[0];
|
| 1106 |
+
} else {
|
| 1107 |
+
token = new Token(stream, 'property-name', stream.start, stream.end);
|
| 1108 |
+
for (let i = 0, il = items.length; i < il; i++) {
|
| 1109 |
+
token.add(items[i]);
|
| 1110 |
+
}
|
| 1111 |
+
}
|
| 1112 |
+
|
| 1113 |
+
return token;
|
| 1114 |
+
}
|
| 1115 |
+
|
| 1116 |
+
/**
|
| 1117 |
+
* Parses CSS property value
|
| 1118 |
+
* @param {String|StreamReader} source
|
| 1119 |
+
* @return {Token[]}
|
| 1120 |
+
*/
|
| 1121 |
+
function parsePropertyValue(source) {
|
| 1122 |
+
return parseList(source);
|
| 1123 |
+
}
|
| 1124 |
+
|
| 1125 |
+
/**
|
| 1126 |
+
* Parses @media CSS rule expression
|
| 1127 |
+
* @param {String|StreamReader} source
|
| 1128 |
+
* @return {Token[]}
|
| 1129 |
+
*/
|
| 1130 |
+
function parseMediaExpression(source) {
|
| 1131 |
+
return parseList(source);
|
| 1132 |
+
}
|
| 1133 |
+
|
| 1134 |
+
/**
|
| 1135 |
+
* Parses given source into a set of tokens, separated by comma. Each token contains
|
| 1136 |
+
* parsed sub-items as independent tokens and so on. Mostly used to parse
|
| 1137 |
+
* selectors and property values
|
| 1138 |
+
* @param {String|StreamReader} source Source to parse
|
| 1139 |
+
* @param {String} [tokenType] Type of first-level tokens.
|
| 1140 |
+
* Default is `item`
|
| 1141 |
+
* @return {Token[]}
|
| 1142 |
+
*/
|
| 1143 |
+
function parseList(source, tokenType) {
|
| 1144 |
+
tokenType = tokenType || 'item';
|
| 1145 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1146 |
+
const items = [];
|
| 1147 |
+
const fragments = [];
|
| 1148 |
+
const flush = () => {
|
| 1149 |
+
const clean = trimFormatting(fragments);
|
| 1150 |
+
|
| 1151 |
+
if (clean.length) {
|
| 1152 |
+
const item = new Token(stream, tokenType, clean[0].start, last(clean).end);
|
| 1153 |
+
for (let i = 0; i < clean.length; i++) {
|
| 1154 |
+
item.add(clean[i]);
|
| 1155 |
+
}
|
| 1156 |
+
items.push(item);
|
| 1157 |
+
}
|
| 1158 |
+
|
| 1159 |
+
fragments.length = 0;
|
| 1160 |
+
};
|
| 1161 |
+
|
| 1162 |
+
let token;
|
| 1163 |
+
while (!stream.eof()) {
|
| 1164 |
+
if (stream.eat(44 /* , */)) {
|
| 1165 |
+
flush();
|
| 1166 |
+
} else if (token = consumeToken(stream)) {
|
| 1167 |
+
if (token.type !== 'comment') {
|
| 1168 |
+
fragments.push(token);
|
| 1169 |
+
}
|
| 1170 |
+
} else {
|
| 1171 |
+
throw stream.error('Unexpected character');
|
| 1172 |
+
}
|
| 1173 |
+
}
|
| 1174 |
+
|
| 1175 |
+
flush();
|
| 1176 |
+
return items;
|
| 1177 |
+
}
|
| 1178 |
+
|
| 1179 |
+
/**
|
| 1180 |
+
* Creates CSS rule from given tokens
|
| 1181 |
+
* @param {StreamReader} stream
|
| 1182 |
+
* @param {Token[]} tokens
|
| 1183 |
+
* @param {Token} [content]
|
| 1184 |
+
* @return {Rule}
|
| 1185 |
+
*/
|
| 1186 |
+
function createRule(stream, tokens, contentStart, contentEnd) {
|
| 1187 |
+
if (!tokens.length) {
|
| 1188 |
+
return null;
|
| 1189 |
+
}
|
| 1190 |
+
|
| 1191 |
+
const name = tokens[0];
|
| 1192 |
+
name.end = last(tokens).end;
|
| 1193 |
+
|
| 1194 |
+
return new Rule(stream, name, contentStart, contentEnd);
|
| 1195 |
+
}
|
| 1196 |
+
|
| 1197 |
+
/**
|
| 1198 |
+
* Represents CSS rule
|
| 1199 |
+
* @type {Node}
|
| 1200 |
+
*/
|
| 1201 |
+
class Rule extends Node {
|
| 1202 |
+
/**
|
| 1203 |
+
* @param {StreamReader} stream
|
| 1204 |
+
* @param {Token} name Rule’s name token
|
| 1205 |
+
* @param {Token} contentStart Rule’s content start token
|
| 1206 |
+
* @param {Token} [contentEnd] Rule’s content end token
|
| 1207 |
+
*/
|
| 1208 |
+
constructor(stream, name, contentStart, contentEnd) {
|
| 1209 |
+
super('rule');
|
| 1210 |
+
this.stream = stream;
|
| 1211 |
+
this.selectorToken = name;
|
| 1212 |
+
this.contentStartToken = contentStart;
|
| 1213 |
+
this.contentEndToken = contentEnd || contentStart;
|
| 1214 |
+
this._parsedSelector = null;
|
| 1215 |
+
}
|
| 1216 |
+
|
| 1217 |
+
/**
|
| 1218 |
+
* Returns rule selector
|
| 1219 |
+
* @return {String}
|
| 1220 |
+
*/
|
| 1221 |
+
get selector() {
|
| 1222 |
+
return valueOf(this.selectorToken);
|
| 1223 |
+
}
|
| 1224 |
+
|
| 1225 |
+
get parsedSelector() {
|
| 1226 |
+
if (!this._parsedSelector) {
|
| 1227 |
+
this._parsedSelector = parseSelector(this.selectorToken.limit());
|
| 1228 |
+
}
|
| 1229 |
+
|
| 1230 |
+
return this._parsedSelector;
|
| 1231 |
+
}
|
| 1232 |
+
|
| 1233 |
+
/**
|
| 1234 |
+
* Returns node’s start position in stream
|
| 1235 |
+
* @return {*}
|
| 1236 |
+
*/
|
| 1237 |
+
get start() {
|
| 1238 |
+
return this.selectorToken && this.selectorToken.start;
|
| 1239 |
+
}
|
| 1240 |
+
|
| 1241 |
+
/**
|
| 1242 |
+
* Returns node’s end position in stream
|
| 1243 |
+
* @return {*}
|
| 1244 |
+
*/
|
| 1245 |
+
get end() {
|
| 1246 |
+
const token = this.contentEndToken || this.contentStartToken || this.nameToken;
|
| 1247 |
+
return token && token.end;
|
| 1248 |
+
}
|
| 1249 |
+
}
|
| 1250 |
+
|
| 1251 |
+
/**
|
| 1252 |
+
* Creates CSS rule from given tokens
|
| 1253 |
+
* @param {StreamReader} stream
|
| 1254 |
+
* @param {Token[]} tokens
|
| 1255 |
+
* @param {Token} [content]
|
| 1256 |
+
* @return {Rule}
|
| 1257 |
+
*/
|
| 1258 |
+
function createAtRule(stream, tokens, contentStart, contentEnd) {
|
| 1259 |
+
if (!tokens.length) {
|
| 1260 |
+
return null;
|
| 1261 |
+
}
|
| 1262 |
+
|
| 1263 |
+
let ix = 0, expression;
|
| 1264 |
+
const name = tokens[ix++];
|
| 1265 |
+
|
| 1266 |
+
if (ix < tokens.length) {
|
| 1267 |
+
expression = tokens[ix++];
|
| 1268 |
+
expression.type = 'expression';
|
| 1269 |
+
expression.end = last(tokens).end;
|
| 1270 |
+
} else {
|
| 1271 |
+
expression = new Token(stream, 'expression', name.end, name.end);
|
| 1272 |
+
}
|
| 1273 |
+
|
| 1274 |
+
return new AtRule(stream, name, expression, contentStart, contentEnd);
|
| 1275 |
+
}
|
| 1276 |
+
|
| 1277 |
+
class AtRule extends Node {
|
| 1278 |
+
constructor(stream, name, expression, contentStart, contentEnd) {
|
| 1279 |
+
super('at-rule');
|
| 1280 |
+
this.stream = stream;
|
| 1281 |
+
this.nameToken = name;
|
| 1282 |
+
this.expressionToken = expression;
|
| 1283 |
+
this.contentStartToken = contentStart;
|
| 1284 |
+
this.contentEndToken = contentEnd || contentStart;
|
| 1285 |
+
this._parsedExpression = null;
|
| 1286 |
+
}
|
| 1287 |
+
|
| 1288 |
+
/**
|
| 1289 |
+
* Returns at-rule name
|
| 1290 |
+
* @return {String}
|
| 1291 |
+
*/
|
| 1292 |
+
get name() {
|
| 1293 |
+
return valueOf(this.nameToken && this.nameToken.item(0));
|
| 1294 |
+
}
|
| 1295 |
+
|
| 1296 |
+
get expression() {
|
| 1297 |
+
return valueOf(this.expressionToken);
|
| 1298 |
+
}
|
| 1299 |
+
|
| 1300 |
+
get parsedExpression() {
|
| 1301 |
+
if (!this._parsedExpression) {
|
| 1302 |
+
this._parsedExpression = parseMediaExpression(this.expressionToken.limit());
|
| 1303 |
+
}
|
| 1304 |
+
|
| 1305 |
+
return this._parsedExpression;
|
| 1306 |
+
}
|
| 1307 |
+
|
| 1308 |
+
/**
|
| 1309 |
+
* Returns node’s start position in stream
|
| 1310 |
+
* @return {*}
|
| 1311 |
+
*/
|
| 1312 |
+
get start() {
|
| 1313 |
+
return this.nameToken && this.nameToken.start;
|
| 1314 |
+
}
|
| 1315 |
+
|
| 1316 |
+
/**
|
| 1317 |
+
* Returns node’s end position in stream
|
| 1318 |
+
* @return {*}
|
| 1319 |
+
*/
|
| 1320 |
+
get end() {
|
| 1321 |
+
const token = this.contentEndToken || this.contentStartToken || this.nameToken;
|
| 1322 |
+
return token && token.end;
|
| 1323 |
+
}
|
| 1324 |
+
}
|
| 1325 |
+
|
| 1326 |
+
/**
|
| 1327 |
+
* Factory method that creates property node from given tokens
|
| 1328 |
+
* @param {StreamReader} stream
|
| 1329 |
+
* @param {Token[]} tokens
|
| 1330 |
+
* @param {Token} terminator
|
| 1331 |
+
* @return {Property}
|
| 1332 |
+
*/
|
| 1333 |
+
function createProperty(stream, tokens, terminator) {
|
| 1334 |
+
// NB in LESS, fragmented properties without value like `.foo.bar;` must be
|
| 1335 |
+
// treated like mixin call
|
| 1336 |
+
if (!tokens.length) {
|
| 1337 |
+
return null;
|
| 1338 |
+
}
|
| 1339 |
+
|
| 1340 |
+
let separator, value, ix = 0;
|
| 1341 |
+
const name = tokens[ix++];
|
| 1342 |
+
|
| 1343 |
+
if (ix < tokens.length) {
|
| 1344 |
+
value = tokens[ix++];
|
| 1345 |
+
value.type = 'value';
|
| 1346 |
+
value.end = last(tokens).end;
|
| 1347 |
+
}
|
| 1348 |
+
|
| 1349 |
+
if (name && value) {
|
| 1350 |
+
separator = new Token(stream, 'separator', name.end, value.start);
|
| 1351 |
+
}
|
| 1352 |
+
|
| 1353 |
+
return new Property(
|
| 1354 |
+
stream,
|
| 1355 |
+
name,
|
| 1356 |
+
value,
|
| 1357 |
+
separator,
|
| 1358 |
+
terminator
|
| 1359 |
+
);
|
| 1360 |
+
}
|
| 1361 |
+
|
| 1362 |
+
class Property extends Node {
|
| 1363 |
+
constructor(stream, name, value, separator, terminator) {
|
| 1364 |
+
super('property');
|
| 1365 |
+
this.stream = stream;
|
| 1366 |
+
this.nameToken = name;
|
| 1367 |
+
this.valueToken = value;
|
| 1368 |
+
this._parsedName = null;
|
| 1369 |
+
this._parsedValue = null;
|
| 1370 |
+
|
| 1371 |
+
this.separatorToken = separator;
|
| 1372 |
+
this.terminatorToken = terminator;
|
| 1373 |
+
}
|
| 1374 |
+
|
| 1375 |
+
/**
|
| 1376 |
+
* Property name
|
| 1377 |
+
* @return {String}
|
| 1378 |
+
*/
|
| 1379 |
+
get name() {
|
| 1380 |
+
return valueOf(this.nameToken);
|
| 1381 |
+
}
|
| 1382 |
+
|
| 1383 |
+
/**
|
| 1384 |
+
* Returns parsed sub-tokens of current property name
|
| 1385 |
+
* @return {Token[]}
|
| 1386 |
+
*/
|
| 1387 |
+
get parsedName() {
|
| 1388 |
+
if (!this._parsedName) {
|
| 1389 |
+
this._parsedName = parsePropertyName(this.nameToken.limit());
|
| 1390 |
+
}
|
| 1391 |
+
|
| 1392 |
+
return this._parsedName;
|
| 1393 |
+
}
|
| 1394 |
+
|
| 1395 |
+
/**
|
| 1396 |
+
* Property value
|
| 1397 |
+
* @return {String}
|
| 1398 |
+
*/
|
| 1399 |
+
get value() {
|
| 1400 |
+
return valueOf(this.valueToken);
|
| 1401 |
+
}
|
| 1402 |
+
|
| 1403 |
+
/**
|
| 1404 |
+
* Parsed value parts: a list of tokens, separated by comma. Each token may
|
| 1405 |
+
* contains parsed sub-tokens and so on
|
| 1406 |
+
* @return {Token[]}
|
| 1407 |
+
*/
|
| 1408 |
+
get parsedValue() {
|
| 1409 |
+
if (!this._parsedValue) {
|
| 1410 |
+
this._parsedValue = parsePropertyValue(this.valueToken.limit());
|
| 1411 |
+
}
|
| 1412 |
+
|
| 1413 |
+
return this._parsedValue;
|
| 1414 |
+
}
|
| 1415 |
+
|
| 1416 |
+
get separator() {
|
| 1417 |
+
return valueOf(this.separatorToken);
|
| 1418 |
+
}
|
| 1419 |
+
|
| 1420 |
+
get terminator() {
|
| 1421 |
+
return valueOf(this.terminatorToken);
|
| 1422 |
+
}
|
| 1423 |
+
|
| 1424 |
+
get start() {
|
| 1425 |
+
const token = this.nameToken || this.separatorToken || this.valueToken
|
| 1426 |
+
|| this.terminatorToken;
|
| 1427 |
+
return token && token.start;
|
| 1428 |
+
}
|
| 1429 |
+
|
| 1430 |
+
get end() {
|
| 1431 |
+
const token = this.terminatorToken || this.valueToken
|
| 1432 |
+
|| this.separatorToken || this.nameToken;
|
| 1433 |
+
return token && token.end;
|
| 1434 |
+
}
|
| 1435 |
+
}
|
| 1436 |
+
|
| 1437 |
+
const LBRACE = 40; // (
|
| 1438 |
+
const RBRACE = 41; // )
|
| 1439 |
+
const PROP_DELIMITER = 58; // :
|
| 1440 |
+
const PROP_TERMINATOR = 59; // ;
|
| 1441 |
+
const RULE_START = 123; // {
|
| 1442 |
+
const RULE_END = 125; // }
|
| 1443 |
+
|
| 1444 |
+
function parseStylesheet(source) {
|
| 1445 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1446 |
+
const root = new Stylesheet();
|
| 1447 |
+
let ctx = root, child, accum, token;
|
| 1448 |
+
let tokens = [];
|
| 1449 |
+
const flush = () => {
|
| 1450 |
+
if (accum) {
|
| 1451 |
+
tokens.push(accum);
|
| 1452 |
+
accum = null;
|
| 1453 |
+
}
|
| 1454 |
+
};
|
| 1455 |
+
|
| 1456 |
+
while (!stream.eof()) {
|
| 1457 |
+
if (eatWhitespace(stream)) {
|
| 1458 |
+
continue;
|
| 1459 |
+
}
|
| 1460 |
+
|
| 1461 |
+
if (token = comment(stream)) {
|
| 1462 |
+
root.addComment(token);
|
| 1463 |
+
continue;
|
| 1464 |
+
}
|
| 1465 |
+
|
| 1466 |
+
stream.start = stream.pos;
|
| 1467 |
+
|
| 1468 |
+
if (stream.eatWhile(PROP_DELIMITER)) {
|
| 1469 |
+
// Property delimiter can be either a real property delimiter or a
|
| 1470 |
+
// part of pseudo-selector.
|
| 1471 |
+
if (!tokens.length) {
|
| 1472 |
+
if (accum) {
|
| 1473 |
+
// No consumed tokens yet but pending token: most likely it’s
|
| 1474 |
+
// a CSS property
|
| 1475 |
+
flush();
|
| 1476 |
+
} else {
|
| 1477 |
+
// No consumend or accumulated token, seems like a start of
|
| 1478 |
+
// pseudo-selector, e.g. `::slotted`
|
| 1479 |
+
accum = new Token(stream, 'preparse');
|
| 1480 |
+
}
|
| 1481 |
+
}
|
| 1482 |
+
// Skip delimiter if there are already consumend tokens: most likely
|
| 1483 |
+
// it’s a part of pseudo-selector
|
| 1484 |
+
} else if (stream.eat(PROP_TERMINATOR)) {
|
| 1485 |
+
flush();
|
| 1486 |
+
ctx.add(createProperty(stream, tokens, new Token(stream, 'termintator')));
|
| 1487 |
+
tokens.length = 0;
|
| 1488 |
+
} else if (stream.eat(RULE_START)) {
|
| 1489 |
+
flush();
|
| 1490 |
+
child = tokens[0].type === 'at-keyword'
|
| 1491 |
+
? createAtRule(stream, tokens, new Token(stream, 'body-start'))
|
| 1492 |
+
: createRule(stream, tokens, new Token(stream, 'body-start'));
|
| 1493 |
+
ctx.add(child);
|
| 1494 |
+
ctx = child;
|
| 1495 |
+
tokens.length = 0;
|
| 1496 |
+
} else if (stream.eat(RULE_END)) {
|
| 1497 |
+
flush();
|
| 1498 |
+
|
| 1499 |
+
// Finalize context section
|
| 1500 |
+
ctx.add(createProperty(stream, tokens));
|
| 1501 |
+
|
| 1502 |
+
if (ctx.type !== 'stylesheet') {
|
| 1503 |
+
// In case of invalid stylesheet with redundant `}`,
|
| 1504 |
+
// don’t modify root section.
|
| 1505 |
+
ctx.contentEndToken = new Token(stream, 'body-end');
|
| 1506 |
+
ctx = ctx.parent;
|
| 1507 |
+
}
|
| 1508 |
+
|
| 1509 |
+
tokens.length = 0;
|
| 1510 |
+
} else if (token = atKeyword(stream)) {
|
| 1511 |
+
// Explictly consume @-tokens since it defines how rule or property
|
| 1512 |
+
// should be pre-parsed
|
| 1513 |
+
flush();
|
| 1514 |
+
tokens.push(token);
|
| 1515 |
+
} else if (eatUrl(stream) || eatInterpolation(stream) || eatBraces(stream, root)
|
| 1516 |
+
|| eatString$1(stream) || stream.next()) {
|
| 1517 |
+
// NB explicitly consume `url()` token since it may contain
|
| 1518 |
+
// an unquoted url like `http://example.com` which interferes
|
| 1519 |
+
// with single-line comment
|
| 1520 |
+
accum = accum || new Token(stream, 'preparse');
|
| 1521 |
+
accum.end = stream.pos;
|
| 1522 |
+
} else {
|
| 1523 |
+
throw new Error(`Unexpected end-of-stream at ${stream.pos}`);
|
| 1524 |
+
}
|
| 1525 |
+
}
|
| 1526 |
+
|
| 1527 |
+
if (accum) {
|
| 1528 |
+
tokens.push(accum);
|
| 1529 |
+
}
|
| 1530 |
+
|
| 1531 |
+
// Finalize all the rest properties
|
| 1532 |
+
ctx.add(createProperty(stream, tokens));
|
| 1533 |
+
|
| 1534 |
+
// Finalize unterminated rules
|
| 1535 |
+
stream.start = stream.pos;
|
| 1536 |
+
while (ctx && ctx !== root) {
|
| 1537 |
+
ctx.contentEndToken = new Token(stream, 'body-end');
|
| 1538 |
+
ctx = ctx.parent;
|
| 1539 |
+
}
|
| 1540 |
+
|
| 1541 |
+
return root;
|
| 1542 |
+
}
|
| 1543 |
+
|
| 1544 |
+
/**
|
| 1545 |
+
* Parses given source into tokens
|
| 1546 |
+
* @param {String|StreamReader} source
|
| 1547 |
+
* @param {Function} [consumer] Token consumer function, for example, `selector`,
|
| 1548 |
+
* `value` etc. from `lib/tokens` module. Default is generic `consumeToken`
|
| 1549 |
+
* @return {Token[]}
|
| 1550 |
+
*/
|
| 1551 |
+
function lexer(source, consumer) {
|
| 1552 |
+
consumer = consumer || consumeToken;
|
| 1553 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1554 |
+
const result = [];
|
| 1555 |
+
let token;
|
| 1556 |
+
|
| 1557 |
+
while (!stream.eof() && (token = consumer(stream))) {
|
| 1558 |
+
result.push(token);
|
| 1559 |
+
}
|
| 1560 |
+
|
| 1561 |
+
return result;
|
| 1562 |
+
}
|
| 1563 |
+
|
| 1564 |
+
/**
|
| 1565 |
+
* Consumes content inside round braces. Mostly used to skip `;` token inside
|
| 1566 |
+
* expressions since in LESS it is also used to separate function arguments
|
| 1567 |
+
* @param {StringReader} stream
|
| 1568 |
+
* @param {Stylesheet} root A stylesheet root. Used to accumulate comments
|
| 1569 |
+
* @return {Boolean}
|
| 1570 |
+
*/
|
| 1571 |
+
function eatBraces(stream, root) {
|
| 1572 |
+
if (stream.eat(LBRACE)) {
|
| 1573 |
+
let stack = 1, token;
|
| 1574 |
+
|
| 1575 |
+
while (!stream.eof()) {
|
| 1576 |
+
if (stream.eat(RBRACE)) {
|
| 1577 |
+
stack--;
|
| 1578 |
+
if (!stack) {
|
| 1579 |
+
break;
|
| 1580 |
+
}
|
| 1581 |
+
} else if (stream.eat(LBRACE)) {
|
| 1582 |
+
stack++;
|
| 1583 |
+
} else if (eatUrl(stream) || eatString$1(stream)) {
|
| 1584 |
+
continue;
|
| 1585 |
+
} else if (token = comment(stream)) {
|
| 1586 |
+
root.addComment(token);
|
| 1587 |
+
continue;
|
| 1588 |
+
} else {
|
| 1589 |
+
stream.next();
|
| 1590 |
+
}
|
| 1591 |
+
}
|
| 1592 |
+
|
| 1593 |
+
return true;
|
| 1594 |
+
}
|
| 1595 |
+
|
| 1596 |
+
return false;
|
| 1597 |
+
}
|
| 1598 |
+
|
| 1599 |
+
exports['default'] = parseStylesheet;
|
| 1600 |
+
exports.lexer = lexer;
|
| 1601 |
+
exports.Token = Token;
|
| 1602 |
+
exports.any = any;
|
| 1603 |
+
exports.selector = selector;
|
| 1604 |
+
exports.value = value;
|
| 1605 |
+
exports.keyword = keyword;
|
| 1606 |
+
exports.variable = variable;
|
| 1607 |
+
exports.formatting = formatting;
|
| 1608 |
+
exports.comment = comment;
|
| 1609 |
+
exports.whitespace = whitespace;
|
| 1610 |
+
exports.ident = ident;
|
| 1611 |
+
exports.string = string;
|
| 1612 |
+
exports.url = url;
|
| 1613 |
+
exports.interpolation = interpolation;
|
| 1614 |
+
exports.parseMediaExpression = parseMediaExpression;
|
| 1615 |
+
exports.parsePropertyName = parsePropertyName;
|
| 1616 |
+
exports.parsePropertyValue = parsePropertyValue;
|
| 1617 |
+
exports.parseSelector = parseSelector;
|
| 1618 |
+
exports.createProperty = createProperty;
|
| 1619 |
+
exports.createRule = createRule;
|
| 1620 |
+
exports.createAtRule = createAtRule;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.es.js
CHANGED
|
@@ -1,3 +1,1593 @@
|
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| 1 |
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|
| 1 |
+
import StreamReader from '@emmetio/stream-reader';
|
| 2 |
+
import { eatPair, isAlpha, isNumber, isQuote, isSpace } from '@emmetio/stream-reader-utils';
|
| 3 |
+
|
| 4 |
+
/**
|
| 5 |
+
* Abstract container that contains nested nodes or other containers
|
| 6 |
+
*/
|
| 7 |
+
class Node {
|
| 8 |
+
constructor(type) {
|
| 9 |
+
this.type = type;
|
| 10 |
+
this.children = [];
|
| 11 |
+
this.parent = null;
|
| 12 |
+
}
|
| 13 |
+
|
| 14 |
+
get firstChild() {
|
| 15 |
+
return this.children[0];
|
| 16 |
+
}
|
| 17 |
+
|
| 18 |
+
get nextSibling() {
|
| 19 |
+
const ix = this.index();
|
| 20 |
+
return ix !== -1 ? this.parent.children[ix + 1] : null;
|
| 21 |
+
}
|
| 22 |
+
|
| 23 |
+
get previousSibling() {
|
| 24 |
+
const ix = this.index();
|
| 25 |
+
return ix !== -1 ? this.parent.children[ix - 1] : null;
|
| 26 |
+
}
|
| 27 |
+
|
| 28 |
+
/**
|
| 29 |
+
* Returns current element’s index in parent list of child nodes
|
| 30 |
+
* @return {Number}
|
| 31 |
+
*/
|
| 32 |
+
index() {
|
| 33 |
+
return this.parent ? this.parent.children.indexOf(this) : -1;
|
| 34 |
+
}
|
| 35 |
+
|
| 36 |
+
/**
|
| 37 |
+
* Adds given node as a child
|
| 38 |
+
* @param {Node} node
|
| 39 |
+
* @return {Node} Current node
|
| 40 |
+
*/
|
| 41 |
+
add(node) {
|
| 42 |
+
if (node) {
|
| 43 |
+
node.remove();
|
| 44 |
+
this.children.push(node);
|
| 45 |
+
node.parent = this;
|
| 46 |
+
}
|
| 47 |
+
return this;
|
| 48 |
+
}
|
| 49 |
+
|
| 50 |
+
/**
|
| 51 |
+
* Removes current node from its parent
|
| 52 |
+
* @return {Node} Current node
|
| 53 |
+
*/
|
| 54 |
+
remove() {
|
| 55 |
+
if (this.parent) {
|
| 56 |
+
const ix = this.index();
|
| 57 |
+
if (ix !== -1) {
|
| 58 |
+
this.parent.children.splice(ix, 1);
|
| 59 |
+
this.parent = null;
|
| 60 |
+
}
|
| 61 |
+
}
|
| 62 |
+
|
| 63 |
+
return this;
|
| 64 |
+
}
|
| 65 |
+
}
|
| 66 |
+
|
| 67 |
+
class Stylesheet extends Node {
|
| 68 |
+
constructor() {
|
| 69 |
+
super('stylesheet');
|
| 70 |
+
this.comments = [];
|
| 71 |
+
}
|
| 72 |
+
|
| 73 |
+
/**
|
| 74 |
+
* Returns node’s start position in stream
|
| 75 |
+
* @return {*}
|
| 76 |
+
*/
|
| 77 |
+
get start() {
|
| 78 |
+
const node = this.firstChild;
|
| 79 |
+
return node && node.start;
|
| 80 |
+
}
|
| 81 |
+
|
| 82 |
+
/**
|
| 83 |
+
* Returns node’s end position in stream
|
| 84 |
+
* @return {*}
|
| 85 |
+
*/
|
| 86 |
+
get end() {
|
| 87 |
+
const node = this.children[this.children.length - 1];
|
| 88 |
+
return node && node.end;
|
| 89 |
+
}
|
| 90 |
+
|
| 91 |
+
/**
|
| 92 |
+
* Adds comment token into a list.
|
| 93 |
+
* This somewhat awkward feature is required to properly detect comment
|
| 94 |
+
* ranges. Specifically, in Atom: it’s API provides scopes limited to current
|
| 95 |
+
* line only
|
| 96 |
+
* @param {Token} token
|
| 97 |
+
*/
|
| 98 |
+
addComment(token) {
|
| 99 |
+
this.comments.push(token);
|
| 100 |
+
}
|
| 101 |
+
}
|
| 102 |
+
|
| 103 |
+
/**
|
| 104 |
+
* Removes tokens that matches given criteria from start and end of given list
|
| 105 |
+
* @param {Token[]} tokens
|
| 106 |
+
* @return {Token[]}
|
| 107 |
+
*/
|
| 108 |
+
function trimTokens(tokens) {
|
| 109 |
+
tokens = tokens.slice();
|
| 110 |
+
let len;
|
| 111 |
+
while (len !== tokens.length) {
|
| 112 |
+
len = tokens.length;
|
| 113 |
+
if (isFormattingToken(tokens[0])) {
|
| 114 |
+
tokens.shift();
|
| 115 |
+
}
|
| 116 |
+
|
| 117 |
+
if (isFormattingToken(last(tokens))) {
|
| 118 |
+
tokens.pop();
|
| 119 |
+
}
|
| 120 |
+
}
|
| 121 |
+
|
| 122 |
+
return tokens;
|
| 123 |
+
}
|
| 124 |
+
|
| 125 |
+
/**
|
| 126 |
+
* Trims formatting tokens (whitespace and comments) from the beginning and end
|
| 127 |
+
* of given token list
|
| 128 |
+
* @param {Token[]} tokens
|
| 129 |
+
* @return {Token[]}
|
| 130 |
+
*/
|
| 131 |
+
function trimFormatting(tokens) {
|
| 132 |
+
return trimTokens(tokens, isFormattingToken);
|
| 133 |
+
}
|
| 134 |
+
|
| 135 |
+
/**
|
| 136 |
+
* Check if given token is a formatting one (whitespace or comment)
|
| 137 |
+
* @param {Token} token
|
| 138 |
+
* @return {Boolean}
|
| 139 |
+
*/
|
| 140 |
+
function isFormattingToken(token) {
|
| 141 |
+
const type = token && token.type;
|
| 142 |
+
return type === 'whitespace' || type === 'comment';
|
| 143 |
+
}
|
| 144 |
+
|
| 145 |
+
/**
|
| 146 |
+
* Consumes string char-by-char from given stream
|
| 147 |
+
* @param {StreamReader} stream
|
| 148 |
+
* @param {String} string
|
| 149 |
+
* @return {Boolean} Returns `true` if string was completely consumed
|
| 150 |
+
*/
|
| 151 |
+
function eatString(stream, string) {
|
| 152 |
+
const start = stream.pos;
|
| 153 |
+
|
| 154 |
+
for (let i = 0, il = string.length; i < il; i++) {
|
| 155 |
+
if (!stream.eat(string.charCodeAt(i))) {
|
| 156 |
+
stream.pos = start;
|
| 157 |
+
return false;
|
| 158 |
+
}
|
| 159 |
+
}
|
| 160 |
+
|
| 161 |
+
return true;
|
| 162 |
+
}
|
| 163 |
+
|
| 164 |
+
function consume(stream, match) {
|
| 165 |
+
const start = stream.pos;
|
| 166 |
+
if (stream.eat(match)) {
|
| 167 |
+
stream.start = start;
|
| 168 |
+
return true;
|
| 169 |
+
}
|
| 170 |
+
|
| 171 |
+
return false;
|
| 172 |
+
}
|
| 173 |
+
|
| 174 |
+
function consumeWhile(stream, match) {
|
| 175 |
+
const start = stream.pos;
|
| 176 |
+
if (stream.eatWhile(match)) {
|
| 177 |
+
stream.start = start;
|
| 178 |
+
return true;
|
| 179 |
+
}
|
| 180 |
+
|
| 181 |
+
return false;
|
| 182 |
+
}
|
| 183 |
+
|
| 184 |
+
function last(arr) {
|
| 185 |
+
return arr[arr.length - 1];
|
| 186 |
+
}
|
| 187 |
+
|
| 188 |
+
function valueOf(token) {
|
| 189 |
+
return token && token.valueOf();
|
| 190 |
+
}
|
| 191 |
+
|
| 192 |
+
/**
|
| 193 |
+
* A structure describing text fragment in content stream. It may contain
|
| 194 |
+
* other sub-fragments (also tokens) that represent current fragments’ logical
|
| 195 |
+
* parts
|
| 196 |
+
*/
|
| 197 |
+
class Token {
|
| 198 |
+
/**
|
| 199 |
+
* @param {StreamReader} stream
|
| 200 |
+
* @param {String} type Token type
|
| 201 |
+
* @param {Object} [start] Tokens’ start position in `stream`
|
| 202 |
+
* @param {Object} [end] Tokens’ end position in `stream`
|
| 203 |
+
*/
|
| 204 |
+
constructor(stream, type, start, end) {
|
| 205 |
+
this.stream = stream;
|
| 206 |
+
this.start = start != null ? start : stream.start;
|
| 207 |
+
this.end = end != null ? end : stream.pos;
|
| 208 |
+
this.type = type;
|
| 209 |
+
|
| 210 |
+
this._props = null;
|
| 211 |
+
this._value = null;
|
| 212 |
+
this._items = null;
|
| 213 |
+
}
|
| 214 |
+
|
| 215 |
+
get size() {
|
| 216 |
+
return this._items ? this._items.length : 0;
|
| 217 |
+
}
|
| 218 |
+
|
| 219 |
+
get items() {
|
| 220 |
+
return this._items;
|
| 221 |
+
}
|
| 222 |
+
|
| 223 |
+
clone(start, end) {
|
| 224 |
+
return new this.constructor(this.stream, this.type,
|
| 225 |
+
start != null ? start : this.start,
|
| 226 |
+
end != null ? end : this.end);
|
| 227 |
+
}
|
| 228 |
+
|
| 229 |
+
add(item) {
|
| 230 |
+
if (Array.isArray(item)) {
|
| 231 |
+
for (let i = 0, il = item.length; i < il; i++) {
|
| 232 |
+
this.add(item[i]);
|
| 233 |
+
}
|
| 234 |
+
} else if (item) {
|
| 235 |
+
if (!this._items) {
|
| 236 |
+
this._items = [item];
|
| 237 |
+
} else {
|
| 238 |
+
this._items.push(item);
|
| 239 |
+
}
|
| 240 |
+
}
|
| 241 |
+
|
| 242 |
+
return this;
|
| 243 |
+
}
|
| 244 |
+
|
| 245 |
+
remove(item) {
|
| 246 |
+
if (this._items) {
|
| 247 |
+
const ix = this._items.indexOf(item);
|
| 248 |
+
if (ix !== -1 ) {
|
| 249 |
+
this._items.splice(ix, 1);
|
| 250 |
+
}
|
| 251 |
+
}
|
| 252 |
+
|
| 253 |
+
return this;
|
| 254 |
+
}
|
| 255 |
+
|
| 256 |
+
item(i) {
|
| 257 |
+
return this._items && this._items[i];
|
| 258 |
+
}
|
| 259 |
+
|
| 260 |
+
limit() {
|
| 261 |
+
return this.stream.limit(this.start, this.end);
|
| 262 |
+
}
|
| 263 |
+
|
| 264 |
+
slice(from, to) {
|
| 265 |
+
const token = this.clone();
|
| 266 |
+
const items = this._items && this._items.slice(from, to);
|
| 267 |
+
if (items && items.length) {
|
| 268 |
+
token.start = items[0].start;
|
| 269 |
+
token.end = items[items.length - 1].end;
|
| 270 |
+
token.add(items);
|
| 271 |
+
} else if (items) {
|
| 272 |
+
// Empty token
|
| 273 |
+
token.start = token.end;
|
| 274 |
+
}
|
| 275 |
+
|
| 276 |
+
return token;
|
| 277 |
+
}
|
| 278 |
+
|
| 279 |
+
property(name, value) {
|
| 280 |
+
if (typeof value !== 'undefined') {
|
| 281 |
+
// set property value
|
| 282 |
+
if (!this._props) {
|
| 283 |
+
this._props = {};
|
| 284 |
+
}
|
| 285 |
+
|
| 286 |
+
this._props[name] = value;
|
| 287 |
+
}
|
| 288 |
+
|
| 289 |
+
return this._props && this._props[name];
|
| 290 |
+
}
|
| 291 |
+
|
| 292 |
+
/**
|
| 293 |
+
* Returns token textual representation
|
| 294 |
+
* @return {String}
|
| 295 |
+
*/
|
| 296 |
+
toString() {
|
| 297 |
+
return `${this.valueOf()} [${this.start}, ${this.end}] (${this.type})`;
|
| 298 |
+
}
|
| 299 |
+
|
| 300 |
+
valueOf() {
|
| 301 |
+
if (this._value === null) {
|
| 302 |
+
this._value = this.stream.substring(this.start, this.end);
|
| 303 |
+
}
|
| 304 |
+
|
| 305 |
+
return this._value;
|
| 306 |
+
}
|
| 307 |
+
}
|
| 308 |
+
|
| 309 |
+
const COMMA = 44; // ,
|
| 310 |
+
const PROP_DELIMITER$1 = 58; // :
|
| 311 |
+
const PROP_TERMINATOR$1 = 59; // ;
|
| 312 |
+
const RULE_START$1 = 123; // {
|
| 313 |
+
const RULE_END$1 = 125; // }
|
| 314 |
+
|
| 315 |
+
const types = new Map()
|
| 316 |
+
.set(COMMA, 'comma')
|
| 317 |
+
.set(PROP_DELIMITER$1, 'propertyDelimiter')
|
| 318 |
+
.set(PROP_TERMINATOR$1, 'propertyTerminator')
|
| 319 |
+
.set(RULE_START$1, 'ruleStart')
|
| 320 |
+
.set(RULE_END$1, 'ruleEnd');
|
| 321 |
+
|
| 322 |
+
/**
|
| 323 |
+
* Consumes separator token from given string
|
| 324 |
+
*/
|
| 325 |
+
function separator(stream) {
|
| 326 |
+
if (isSeparator(stream.peek())) {
|
| 327 |
+
const start = stream.pos;
|
| 328 |
+
const type = types.get(stream.next());
|
| 329 |
+
const token = new Token(stream, 'separator', start);
|
| 330 |
+
|
| 331 |
+
token.property('type', type);
|
| 332 |
+
return token;
|
| 333 |
+
}
|
| 334 |
+
}
|
| 335 |
+
|
| 336 |
+
|
| 337 |
+
|
| 338 |
+
function isSeparator(code) {
|
| 339 |
+
return code === COMMA
|
| 340 |
+
|| code === PROP_DELIMITER$1 || code === PROP_TERMINATOR$1
|
| 341 |
+
|| code === RULE_START$1 || code === RULE_END$1;
|
| 342 |
+
}
|
| 343 |
+
|
| 344 |
+
const ARGUMENTS_START = 40; // (
|
| 345 |
+
const ARGUMENTS_END = 41; // )
|
| 346 |
+
|
| 347 |
+
var args = function(stream, tokenConsumer) {
|
| 348 |
+
if (stream.peek() === ARGUMENTS_START) {
|
| 349 |
+
const start = stream.pos;
|
| 350 |
+
stream.next();
|
| 351 |
+
|
| 352 |
+
const tokens = [];
|
| 353 |
+
let t;
|
| 354 |
+
// in LESS, it’s possible to separate arguments list either by `;` or `,`.
|
| 355 |
+
// In first case, we should keep comma-separated item as a single argument
|
| 356 |
+
let usePropTerminator = false;
|
| 357 |
+
|
| 358 |
+
while (!stream.eof()) {
|
| 359 |
+
if (isUnexpectedTerminator(stream.peek()) || stream.eat(ARGUMENTS_END)) {
|
| 360 |
+
break;
|
| 361 |
+
}
|
| 362 |
+
|
| 363 |
+
t = tokenConsumer(stream);
|
| 364 |
+
if (!t) {
|
| 365 |
+
break;
|
| 366 |
+
}
|
| 367 |
+
|
| 368 |
+
if (isSemicolonSeparator(t)) {
|
| 369 |
+
usePropTerminator = true;
|
| 370 |
+
}
|
| 371 |
+
|
| 372 |
+
tokens.push(t);
|
| 373 |
+
}
|
| 374 |
+
|
| 375 |
+
stream.start = start;
|
| 376 |
+
return createArgumentList(stream, tokens, usePropTerminator);
|
| 377 |
+
}
|
| 378 |
+
};
|
| 379 |
+
|
| 380 |
+
function isUnexpectedTerminator(code) {
|
| 381 |
+
return code === RULE_START$1 || code === RULE_END$1;
|
| 382 |
+
}
|
| 383 |
+
|
| 384 |
+
function createArgumentList(stream, tokens, usePropTerminator) {
|
| 385 |
+
const argsToken = new Token(stream, 'arguments');
|
| 386 |
+
const isSeparator = usePropTerminator ? isSemicolonSeparator : isCommaSeparator;
|
| 387 |
+
let arg = [];
|
| 388 |
+
|
| 389 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 390 |
+
token = tokens[i];
|
| 391 |
+
if (isSeparator(token)) {
|
| 392 |
+
argsToken.add(createArgument(stream, arg) || createEmptyArgument(stream, token.start));
|
| 393 |
+
arg.length = 0;
|
| 394 |
+
} else {
|
| 395 |
+
arg.push(token);
|
| 396 |
+
}
|
| 397 |
+
}
|
| 398 |
+
|
| 399 |
+
if (arg.length) {
|
| 400 |
+
argsToken.add(createArgument(stream, arg));
|
| 401 |
+
}
|
| 402 |
+
|
| 403 |
+
return argsToken;
|
| 404 |
+
}
|
| 405 |
+
|
| 406 |
+
function createArgument(stream, tokens) {
|
| 407 |
+
tokens = trimFormatting(tokens);
|
| 408 |
+
|
| 409 |
+
if (tokens.length) {
|
| 410 |
+
const arg = new Token(stream, 'argument', tokens[0].start, last(tokens).end);
|
| 411 |
+
|
| 412 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 413 |
+
arg.add(tokens[i]);
|
| 414 |
+
}
|
| 415 |
+
|
| 416 |
+
return arg;
|
| 417 |
+
}
|
| 418 |
+
}
|
| 419 |
+
|
| 420 |
+
function createEmptyArgument(stream, pos) {
|
| 421 |
+
const token = new Token(stream, 'argument', pos, pos);
|
| 422 |
+
token.property('empty', true);
|
| 423 |
+
return token;
|
| 424 |
+
}
|
| 425 |
+
|
| 426 |
+
function isCommaSeparator(token) {
|
| 427 |
+
return token.property('type') === 'comma';
|
| 428 |
+
}
|
| 429 |
+
|
| 430 |
+
function isSemicolonSeparator(token) {
|
| 431 |
+
return token.property('type') === 'propertyTerminator';
|
| 432 |
+
}
|
| 433 |
+
|
| 434 |
+
const HYPHEN = 45;
|
| 435 |
+
const UNDERSCORE = 95;
|
| 436 |
+
|
| 437 |
+
function ident(stream) {
|
| 438 |
+
return eatIdent(stream) && new Token(stream, 'ident');
|
| 439 |
+
}
|
| 440 |
+
|
| 441 |
+
function eatIdent(stream) {
|
| 442 |
+
const start = stream.pos;
|
| 443 |
+
|
| 444 |
+
stream.eat(HYPHEN);
|
| 445 |
+
if (stream.eat(isIdentStart)) {
|
| 446 |
+
stream.eatWhile(isIdent);
|
| 447 |
+
stream.start = start;
|
| 448 |
+
return true;
|
| 449 |
+
}
|
| 450 |
+
|
| 451 |
+
stream.pos = start;
|
| 452 |
+
return false;
|
| 453 |
+
}
|
| 454 |
+
|
| 455 |
+
function isIdentStart(code) {
|
| 456 |
+
return code === UNDERSCORE || code === HYPHEN || isAlpha(code) || code >= 128;
|
| 457 |
+
}
|
| 458 |
+
|
| 459 |
+
function isIdent(code) {
|
| 460 |
+
return isNumber(code) || isIdentStart(code);
|
| 461 |
+
}
|
| 462 |
+
|
| 463 |
+
function prefixed(stream, tokenType, prefix, body, allowEmptyBody) {
|
| 464 |
+
const start = stream.pos;
|
| 465 |
+
|
| 466 |
+
if (stream.eat(prefix)) {
|
| 467 |
+
const bodyToken = body(stream, start);
|
| 468 |
+
if (bodyToken || allowEmptyBody) {
|
| 469 |
+
stream.start = start;
|
| 470 |
+
return new Token(stream, tokenType, start).add(bodyToken);
|
| 471 |
+
}
|
| 472 |
+
}
|
| 473 |
+
|
| 474 |
+
stream.pos = start;
|
| 475 |
+
}
|
| 476 |
+
|
| 477 |
+
const AT = 64; // @
|
| 478 |
+
|
| 479 |
+
/**
|
| 480 |
+
* Consumes at-keyword from given stream
|
| 481 |
+
*/
|
| 482 |
+
function atKeyword(stream) {
|
| 483 |
+
return prefixed(stream, 'at-keyword', AT, ident);
|
| 484 |
+
}
|
| 485 |
+
|
| 486 |
+
const HASH = 35; // #
|
| 487 |
+
|
| 488 |
+
/**
|
| 489 |
+
* Consumes interpolation token, e.g. `#{expression}`
|
| 490 |
+
* @param {StreamReader} stream
|
| 491 |
+
* @param {Function} tokenConsumer
|
| 492 |
+
* @return {Token}
|
| 493 |
+
*/
|
| 494 |
+
function interpolation(stream, tokenConsumer) {
|
| 495 |
+
const start = stream.pos;
|
| 496 |
+
tokenConsumer = tokenConsumer || defaultTokenConsumer;
|
| 497 |
+
|
| 498 |
+
if (stream.eat(HASH) && stream.eat(RULE_START$1)) {
|
| 499 |
+
const container = new Token(stream, 'interpolation', start);
|
| 500 |
+
let stack = 1, token;
|
| 501 |
+
|
| 502 |
+
while (!stream.eof()) {
|
| 503 |
+
if (stream.eat(RULE_START$1)) {
|
| 504 |
+
stack++;
|
| 505 |
+
} else if (stream.eat(RULE_END$1)) {
|
| 506 |
+
stack--;
|
| 507 |
+
if (!stack) {
|
| 508 |
+
container.end = stream.pos;
|
| 509 |
+
return container;
|
| 510 |
+
}
|
| 511 |
+
} else if (token = tokenConsumer(stream)) {
|
| 512 |
+
container.add(token);
|
| 513 |
+
} else {
|
| 514 |
+
break;
|
| 515 |
+
}
|
| 516 |
+
}
|
| 517 |
+
}
|
| 518 |
+
|
| 519 |
+
stream.pos = start;
|
| 520 |
+
}
|
| 521 |
+
|
| 522 |
+
function eatInterpolation(stream) {
|
| 523 |
+
const start = stream.pos;
|
| 524 |
+
|
| 525 |
+
if (stream.eat(HASH) && eatPair(stream, RULE_START$1, RULE_END$1)) {
|
| 526 |
+
stream.start = start;
|
| 527 |
+
return true;
|
| 528 |
+
}
|
| 529 |
+
|
| 530 |
+
stream.pos = start;
|
| 531 |
+
return false;
|
| 532 |
+
}
|
| 533 |
+
|
| 534 |
+
function defaultTokenConsumer(stream) {
|
| 535 |
+
const start = stream.pos;
|
| 536 |
+
|
| 537 |
+
while (!stream.eof()) {
|
| 538 |
+
if (stream.peek() === RULE_END$1) {
|
| 539 |
+
break;
|
| 540 |
+
}
|
| 541 |
+
|
| 542 |
+
eatString$1(stream) || stream.next();
|
| 543 |
+
}
|
| 544 |
+
|
| 545 |
+
if (start !== stream.pos) {
|
| 546 |
+
return new Token(stream, 'expression', start);
|
| 547 |
+
}
|
| 548 |
+
}
|
| 549 |
+
|
| 550 |
+
/**
|
| 551 |
+
* Consumes quoted string from current string and returns token with consumed
|
| 552 |
+
* data or `null`, if string wasn’t consumed
|
| 553 |
+
* @param {StreamReader} stream
|
| 554 |
+
* @return {StringToken}
|
| 555 |
+
*/
|
| 556 |
+
function string(stream) {
|
| 557 |
+
return eatString$1(stream, true);
|
| 558 |
+
}
|
| 559 |
+
|
| 560 |
+
function eatString$1(stream, asToken) {
|
| 561 |
+
let ch = stream.peek(), pos, tokens, token;
|
| 562 |
+
|
| 563 |
+
if (isQuote(ch)) {
|
| 564 |
+
stream.start = stream.pos;
|
| 565 |
+
stream.next();
|
| 566 |
+
const quote = ch;
|
| 567 |
+
const valueStart = stream.pos;
|
| 568 |
+
|
| 569 |
+
while (!stream.eof()) {
|
| 570 |
+
pos = stream.pos;
|
| 571 |
+
if (stream.eat(quote) || stream.eat(isNewline)) {
|
| 572 |
+
// found end of string or newline without preceding '\',
|
| 573 |
+
// which is not allowed (don’t throw error, for now)
|
| 574 |
+
break;
|
| 575 |
+
} else if (stream.eat(92 /* \ */)) {
|
| 576 |
+
// backslash allows newline in string
|
| 577 |
+
stream.eat(isNewline);
|
| 578 |
+
} else if (asToken && (token = interpolation(stream))) {
|
| 579 |
+
if (!tokens) {
|
| 580 |
+
tokens = [token];
|
| 581 |
+
} else {
|
| 582 |
+
tokens.push(token);
|
| 583 |
+
}
|
| 584 |
+
}
|
| 585 |
+
|
| 586 |
+
stream.next();
|
| 587 |
+
}
|
| 588 |
+
|
| 589 |
+
// Either reached EOF or explicitly stopped at string end
|
| 590 |
+
// NB use extra `asToken` param to return boolean instead of token to reduce
|
| 591 |
+
// memory allocations and improve performance
|
| 592 |
+
if (asToken) {
|
| 593 |
+
const token = new Token(stream, 'string');
|
| 594 |
+
const inner = new Token(stream, 'unquoted', valueStart, pos);
|
| 595 |
+
inner.add(tokens);
|
| 596 |
+
token.add(inner);
|
| 597 |
+
token.property('quote', quote);
|
| 598 |
+
return token;
|
| 599 |
+
}
|
| 600 |
+
|
| 601 |
+
return true;
|
| 602 |
+
}
|
| 603 |
+
|
| 604 |
+
return false;
|
| 605 |
+
}
|
| 606 |
+
|
| 607 |
+
function isNewline(code) {
|
| 608 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 609 |
+
}
|
| 610 |
+
|
| 611 |
+
const ASTERISK = 42;
|
| 612 |
+
const SLASH = 47;
|
| 613 |
+
|
| 614 |
+
/**
|
| 615 |
+
* Consumes comment from given stream: either multi-line or single-line
|
| 616 |
+
* @param {StreamReader} stream
|
| 617 |
+
* @return {CommentToken}
|
| 618 |
+
*/
|
| 619 |
+
var comment = function(stream) {
|
| 620 |
+
return singleLineComment(stream) || multiLineComment(stream);
|
| 621 |
+
};
|
| 622 |
+
|
| 623 |
+
function singleLineComment(stream) {
|
| 624 |
+
if (eatSingleLineComment(stream)) {
|
| 625 |
+
const token = new Token(stream, 'comment');
|
| 626 |
+
token.property('type', 'single-line');
|
| 627 |
+
return token;
|
| 628 |
+
}
|
| 629 |
+
}
|
| 630 |
+
|
| 631 |
+
function multiLineComment(stream) {
|
| 632 |
+
if (eatMultiLineComment(stream)) {
|
| 633 |
+
const token = new Token(stream, 'comment');
|
| 634 |
+
token.property('type', 'multiline');
|
| 635 |
+
return token;
|
| 636 |
+
}
|
| 637 |
+
}
|
| 638 |
+
|
| 639 |
+
function eatComment(stream) {
|
| 640 |
+
return eatSingleLineComment(stream) || eatMultiLineComment(stream);
|
| 641 |
+
}
|
| 642 |
+
|
| 643 |
+
function eatSingleLineComment(stream) {
|
| 644 |
+
const start = stream.pos;
|
| 645 |
+
|
| 646 |
+
if (stream.eat(SLASH) && stream.eat(SLASH)) {
|
| 647 |
+
// single-line comment, consume till the end of line
|
| 648 |
+
stream.start = start;
|
| 649 |
+
while (!stream.eof()) {
|
| 650 |
+
if (isLineBreak(stream.next())) {
|
| 651 |
+
break;
|
| 652 |
+
}
|
| 653 |
+
}
|
| 654 |
+
return true;
|
| 655 |
+
}
|
| 656 |
+
|
| 657 |
+
stream.pos = start;
|
| 658 |
+
return false;
|
| 659 |
+
}
|
| 660 |
+
|
| 661 |
+
function eatMultiLineComment(stream) {
|
| 662 |
+
const start = stream.pos;
|
| 663 |
+
|
| 664 |
+
if (stream.eat(SLASH) && stream.eat(ASTERISK)) {
|
| 665 |
+
while (!stream.eof()) {
|
| 666 |
+
if (stream.next() === ASTERISK && stream.eat(SLASH)) {
|
| 667 |
+
break;
|
| 668 |
+
}
|
| 669 |
+
}
|
| 670 |
+
|
| 671 |
+
stream.start = start;
|
| 672 |
+
return true;
|
| 673 |
+
}
|
| 674 |
+
|
| 675 |
+
stream.pos = start;
|
| 676 |
+
return false;
|
| 677 |
+
}
|
| 678 |
+
|
| 679 |
+
function isLineBreak(code) {
|
| 680 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 681 |
+
}
|
| 682 |
+
|
| 683 |
+
/**
|
| 684 |
+
* Consumes white-space tokens from given stream
|
| 685 |
+
*/
|
| 686 |
+
function whitespace(stream) {
|
| 687 |
+
return eatWhitespace(stream) && new Token(stream, 'whitespace');
|
| 688 |
+
}
|
| 689 |
+
|
| 690 |
+
function eatWhitespace(stream) {
|
| 691 |
+
return consumeWhile(stream, isSpace);
|
| 692 |
+
}
|
| 693 |
+
|
| 694 |
+
const ATTR_START = 91; // [
|
| 695 |
+
const ATTR_END = 93; // ]
|
| 696 |
+
|
| 697 |
+
/**
|
| 698 |
+
* Consumes attribute from given string, e.g. value between [ and ]
|
| 699 |
+
* @param {StreamReader} stream
|
| 700 |
+
* @return {AttributeToken}
|
| 701 |
+
*/
|
| 702 |
+
function eatAttribuite(stream) {
|
| 703 |
+
const start = stream.pos;
|
| 704 |
+
|
| 705 |
+
if (stream.eat(ATTR_START)) {
|
| 706 |
+
skip(stream);
|
| 707 |
+
const name = ident(stream);
|
| 708 |
+
|
| 709 |
+
skip(stream);
|
| 710 |
+
const op = operator(stream);
|
| 711 |
+
|
| 712 |
+
skip(stream);
|
| 713 |
+
const value = string(stream) || ident(stream);
|
| 714 |
+
|
| 715 |
+
skip(stream);
|
| 716 |
+
stream.eat(ATTR_END);
|
| 717 |
+
|
| 718 |
+
return new Token(stream, 'attribute', start).add(name).add(op).add(value);
|
| 719 |
+
}
|
| 720 |
+
}
|
| 721 |
+
|
| 722 |
+
function skip(stream) {
|
| 723 |
+
while (!stream.eof()) {
|
| 724 |
+
if (!eatWhitespace(stream) && !eatComment(stream)) {
|
| 725 |
+
return true;
|
| 726 |
+
}
|
| 727 |
+
}
|
| 728 |
+
}
|
| 729 |
+
|
| 730 |
+
function operator(stream) {
|
| 731 |
+
return consumeWhile(stream, isOperator) && new Token(stream, 'operator');
|
| 732 |
+
}
|
| 733 |
+
|
| 734 |
+
function isOperator(code) {
|
| 735 |
+
return code === 126 /* ~ */
|
| 736 |
+
|| code === 124 /* | */
|
| 737 |
+
|| code === 94 /* ^ */
|
| 738 |
+
|| code === 36 /* $ */
|
| 739 |
+
|| code === 42 /* * */
|
| 740 |
+
|| code === 61; /* = */
|
| 741 |
+
}
|
| 742 |
+
|
| 743 |
+
const CLASS = 46; // .
|
| 744 |
+
|
| 745 |
+
/**
|
| 746 |
+
* Consumes class fragment from given stream, e.g. `.foo`
|
| 747 |
+
* @param {StreamReader} stream
|
| 748 |
+
* @return {ClassToken}
|
| 749 |
+
*/
|
| 750 |
+
function className(stream) {
|
| 751 |
+
return prefixed(stream, 'class', CLASS, ident);
|
| 752 |
+
}
|
| 753 |
+
|
| 754 |
+
const ADJACENT_SIBLING = 43; // +
|
| 755 |
+
const GENERAL_SIBLING = 126; // ~
|
| 756 |
+
const CHILD = 62; // >
|
| 757 |
+
const NESTING = 38; // &
|
| 758 |
+
|
| 759 |
+
const types$1 = {
|
| 760 |
+
[ADJACENT_SIBLING]: 'adjacentSibling',
|
| 761 |
+
[GENERAL_SIBLING]: 'generalSibling',
|
| 762 |
+
[CHILD]: 'child',
|
| 763 |
+
[NESTING]: 'nesting'
|
| 764 |
+
};
|
| 765 |
+
|
| 766 |
+
/**
|
| 767 |
+
* Consumes combinator token from given string
|
| 768 |
+
*/
|
| 769 |
+
var combinator = function(stream) {
|
| 770 |
+
if (isCombinator(stream.peek())) {
|
| 771 |
+
const start = stream.pos;
|
| 772 |
+
const type = types$1[stream.next()];
|
| 773 |
+
const token = new Token(stream, 'combinator', start);
|
| 774 |
+
|
| 775 |
+
token.property('type', type);
|
| 776 |
+
return token;
|
| 777 |
+
}
|
| 778 |
+
};
|
| 779 |
+
|
| 780 |
+
|
| 781 |
+
|
| 782 |
+
function isCombinator(code) {
|
| 783 |
+
return code === ADJACENT_SIBLING || code === GENERAL_SIBLING
|
| 784 |
+
|| code === NESTING || code === CHILD;
|
| 785 |
+
}
|
| 786 |
+
|
| 787 |
+
const HASH$1 = 35;
|
| 788 |
+
|
| 789 |
+
function hash(stream) {
|
| 790 |
+
return prefixed(stream, 'hash', HASH$1, hashValue, true);
|
| 791 |
+
}
|
| 792 |
+
|
| 793 |
+
|
| 794 |
+
|
| 795 |
+
function hashValue(stream) {
|
| 796 |
+
if (eatHashValue(stream)) {
|
| 797 |
+
return new Token(stream, 'hash-value');
|
| 798 |
+
}
|
| 799 |
+
}
|
| 800 |
+
|
| 801 |
+
function eatHashValue(stream) {
|
| 802 |
+
return consumeWhile(stream, isHashValue);
|
| 803 |
+
}
|
| 804 |
+
|
| 805 |
+
function isHashValue(code) {
|
| 806 |
+
return isNumber(code) || isAlpha(code, 65 /* A */, 70 /* F */)
|
| 807 |
+
|| code === 95 /* _ */ || code === 45 /* - */
|
| 808 |
+
|| code > 128; /* non-ASCII */
|
| 809 |
+
}
|
| 810 |
+
|
| 811 |
+
const ID = 35; // #
|
| 812 |
+
|
| 813 |
+
/**
|
| 814 |
+
* Consumes id fragment from given stream, e.g. `#foo`
|
| 815 |
+
* @param {StreamReader} stream
|
| 816 |
+
* @return {Token}
|
| 817 |
+
*/
|
| 818 |
+
function id(stream) {
|
| 819 |
+
return prefixed(stream, 'id', ID, ident);
|
| 820 |
+
}
|
| 821 |
+
|
| 822 |
+
const IMPORTANT = 33; // !
|
| 823 |
+
|
| 824 |
+
/**
|
| 825 |
+
* Consumes !important token
|
| 826 |
+
* @param {StreamReader} stream
|
| 827 |
+
* @return {Token}
|
| 828 |
+
*/
|
| 829 |
+
function important(stream) {
|
| 830 |
+
return prefixed(stream, 'important', IMPORTANT, ident);
|
| 831 |
+
}
|
| 832 |
+
|
| 833 |
+
const DOT = 46; // .
|
| 834 |
+
|
| 835 |
+
/**
|
| 836 |
+
* Consumes number from given string, e.g. `10px`
|
| 837 |
+
* @param {StreamReader} stream
|
| 838 |
+
* @return {NumberToken}
|
| 839 |
+
*/
|
| 840 |
+
function number(stream) {
|
| 841 |
+
if (eatNumericPart(stream)) {
|
| 842 |
+
const start = stream.start;
|
| 843 |
+
const num = new Token(stream, 'value');
|
| 844 |
+
const unit = eatUnitPart(stream) ? new Token(stream, 'unit') : null;
|
| 845 |
+
|
| 846 |
+
return new Token(stream, 'number', start).add(num).add(unit);
|
| 847 |
+
}
|
| 848 |
+
}
|
| 849 |
+
|
| 850 |
+
|
| 851 |
+
|
| 852 |
+
function eatNumericPart(stream) {
|
| 853 |
+
const start = stream.pos;
|
| 854 |
+
|
| 855 |
+
stream.eat(isOperator$1);
|
| 856 |
+
if (stream.eatWhile(isNumber)) {
|
| 857 |
+
stream.start = start;
|
| 858 |
+
const decimalEnd = stream.pos;
|
| 859 |
+
|
| 860 |
+
if (!(stream.eat(DOT) && stream.eatWhile(isNumber))) {
|
| 861 |
+
stream.pos = decimalEnd;
|
| 862 |
+
}
|
| 863 |
+
|
| 864 |
+
return true;
|
| 865 |
+
} else if (stream.eat(DOT) && stream.eatWhile(isNumber)) {
|
| 866 |
+
stream.start = start;
|
| 867 |
+
return true;
|
| 868 |
+
}
|
| 869 |
+
|
| 870 |
+
// TODO eat exponent part
|
| 871 |
+
|
| 872 |
+
stream.pos = start;
|
| 873 |
+
return false;
|
| 874 |
+
}
|
| 875 |
+
|
| 876 |
+
function eatUnitPart(stream) {
|
| 877 |
+
return eatIdent(stream) || eatPercent(stream);
|
| 878 |
+
}
|
| 879 |
+
|
| 880 |
+
function eatPercent(stream) {
|
| 881 |
+
return consume(stream, 37 /* % */);
|
| 882 |
+
}
|
| 883 |
+
|
| 884 |
+
function isOperator$1(code) {
|
| 885 |
+
return code === 45 /* - */ || code === 43 /* + */;
|
| 886 |
+
}
|
| 887 |
+
|
| 888 |
+
const NOT = 33; // !
|
| 889 |
+
const MULTIPLY = 42; // *
|
| 890 |
+
const PLUS = 43; // +
|
| 891 |
+
const MINUS = 45; // -
|
| 892 |
+
const DIVIDE = 47; // /
|
| 893 |
+
const LESS_THAN = 60; // <
|
| 894 |
+
const EQUALS = 61; // =
|
| 895 |
+
const GREATER_THAN = 62; // <
|
| 896 |
+
|
| 897 |
+
function operator$1(stream) {
|
| 898 |
+
return eatOperator(stream) && new Token(stream, 'operator');
|
| 899 |
+
}
|
| 900 |
+
|
| 901 |
+
function eatOperator(stream) {
|
| 902 |
+
if (consume(stream, isEquality)) {
|
| 903 |
+
stream.eatWhile(EQUALS);
|
| 904 |
+
return true;
|
| 905 |
+
} else if (consume(stream, isOperator$2)) {
|
| 906 |
+
return true;
|
| 907 |
+
}
|
| 908 |
+
|
| 909 |
+
return false;
|
| 910 |
+
}
|
| 911 |
+
|
| 912 |
+
function isEquality(code) {
|
| 913 |
+
return code === NOT || code === LESS_THAN || code === EQUALS || code === GREATER_THAN;
|
| 914 |
+
}
|
| 915 |
+
|
| 916 |
+
function isOperator$2(code) {
|
| 917 |
+
return code === MULTIPLY || code === PLUS || code === MINUS || code === DIVIDE
|
| 918 |
+
|| isEquality(code);
|
| 919 |
+
}
|
| 920 |
+
|
| 921 |
+
const PSEUDO = 58; // :
|
| 922 |
+
|
| 923 |
+
/**
|
| 924 |
+
* Consumes pseudo-selector from given stream
|
| 925 |
+
*/
|
| 926 |
+
var pseudo = function(stream) {
|
| 927 |
+
const start = stream.pos;
|
| 928 |
+
|
| 929 |
+
if (stream.eatWhile(PSEUDO)) {
|
| 930 |
+
const name = ident(stream);
|
| 931 |
+
if (name) {
|
| 932 |
+
return new Token(stream, 'pseudo', start).add(name);
|
| 933 |
+
}
|
| 934 |
+
}
|
| 935 |
+
|
| 936 |
+
stream.pos = start;
|
| 937 |
+
};
|
| 938 |
+
|
| 939 |
+
/**
|
| 940 |
+
* Consumes unquoted value from given stream
|
| 941 |
+
* @param {StreamReader} stream
|
| 942 |
+
* @return {UnquotedToken}
|
| 943 |
+
*/
|
| 944 |
+
var unquoted = function(stream) {
|
| 945 |
+
return eatUnquoted(stream) && new Token(stream, 'unquoted');
|
| 946 |
+
};
|
| 947 |
+
|
| 948 |
+
function eatUnquoted(stream) {
|
| 949 |
+
return consumeWhile(stream, isUnquoted);
|
| 950 |
+
}
|
| 951 |
+
|
| 952 |
+
function isUnquoted(code) {
|
| 953 |
+
return !isNaN(code) && !isQuote(code) && !isSpace(code)
|
| 954 |
+
&& code !== 40 /* ( */ && code !== 41 /* ) */ && code !== 92 /* \ */
|
| 955 |
+
&& !isNonPrintable(code);
|
| 956 |
+
}
|
| 957 |
+
|
| 958 |
+
function isNonPrintable(code) {
|
| 959 |
+
return (code >= 0 && code <= 8) || code === 11
|
| 960 |
+
|| (code >= 14 && code <= 31) || code === 127;
|
| 961 |
+
}
|
| 962 |
+
|
| 963 |
+
/**
|
| 964 |
+
* Consumes URL token from given stream
|
| 965 |
+
* @param {StreamReader} stream
|
| 966 |
+
* @return {Token}
|
| 967 |
+
*/
|
| 968 |
+
function url(stream) {
|
| 969 |
+
const start = stream.pos;
|
| 970 |
+
|
| 971 |
+
if (eatString(stream, 'url(')) {
|
| 972 |
+
eatWhitespace(stream);
|
| 973 |
+
const value = string(stream) || unquoted(stream);
|
| 974 |
+
eatWhitespace(stream);
|
| 975 |
+
stream.eat(41); // )
|
| 976 |
+
|
| 977 |
+
return new Token(stream, 'url', start).add(value);
|
| 978 |
+
}
|
| 979 |
+
|
| 980 |
+
stream.pos = start;
|
| 981 |
+
}
|
| 982 |
+
|
| 983 |
+
function eatUrl(stream) {
|
| 984 |
+
const start = stream.pos;
|
| 985 |
+
|
| 986 |
+
if (eatString(stream, 'url(')) {
|
| 987 |
+
eatWhitespace(stream);
|
| 988 |
+
eatString$1(stream) || eatUnquoted(stream);
|
| 989 |
+
eatWhitespace(stream);
|
| 990 |
+
stream.eat(41); // )
|
| 991 |
+
stream.start = start;
|
| 992 |
+
|
| 993 |
+
return true;
|
| 994 |
+
}
|
| 995 |
+
|
| 996 |
+
stream.pos = start;
|
| 997 |
+
return false;
|
| 998 |
+
}
|
| 999 |
+
|
| 1000 |
+
const VARIABLE = 36; // $
|
| 1001 |
+
|
| 1002 |
+
/**
|
| 1003 |
+
* Consumes SCSS variable from given stream
|
| 1004 |
+
*/
|
| 1005 |
+
function variable(stream) {
|
| 1006 |
+
return prefixed(stream, 'variable', VARIABLE, variableName);
|
| 1007 |
+
}
|
| 1008 |
+
|
| 1009 |
+
|
| 1010 |
+
|
| 1011 |
+
function variableName(stream) {
|
| 1012 |
+
if (eatVariableName(stream)) {
|
| 1013 |
+
return new Token(stream, 'name');
|
| 1014 |
+
}
|
| 1015 |
+
}
|
| 1016 |
+
|
| 1017 |
+
function eatVariableName(stream) {
|
| 1018 |
+
return consumeWhile(stream, isVariableName);
|
| 1019 |
+
}
|
| 1020 |
+
|
| 1021 |
+
function isVariableName(code) {
|
| 1022 |
+
return code === VARIABLE || isIdent(code);
|
| 1023 |
+
}
|
| 1024 |
+
|
| 1025 |
+
/**
|
| 1026 |
+
* Group tokens by commonly used context
|
| 1027 |
+
*/
|
| 1028 |
+
|
| 1029 |
+
function consumeToken(stream) {
|
| 1030 |
+
const _token = any(stream) || args(stream, consumeToken);
|
| 1031 |
+
if (_token && _token.type === 'ident') {
|
| 1032 |
+
const _args = args(stream, consumeToken);
|
| 1033 |
+
if (_args) {
|
| 1034 |
+
// An identifier followed by arguments – function call
|
| 1035 |
+
return new Token(stream, 'function', _token.start, _args.end).add(_token).add(_args);
|
| 1036 |
+
}
|
| 1037 |
+
}
|
| 1038 |
+
|
| 1039 |
+
return _token || unknown(stream);
|
| 1040 |
+
}
|
| 1041 |
+
|
| 1042 |
+
function any(stream) {
|
| 1043 |
+
return formatting(stream) || url(stream) || selector(stream) || value(stream)
|
| 1044 |
+
|| separator(stream);
|
| 1045 |
+
}
|
| 1046 |
+
|
| 1047 |
+
function selector(stream) {
|
| 1048 |
+
return interpolation(stream) || ident(stream) || atKeyword(stream)
|
| 1049 |
+
|| className(stream) || id(stream) || pseudo(stream) || eatAttribuite(stream)
|
| 1050 |
+
|| combinator(stream);
|
| 1051 |
+
}
|
| 1052 |
+
|
| 1053 |
+
function value(stream) {
|
| 1054 |
+
return url(stream) || string(stream) || interpolation(stream) || number(stream)
|
| 1055 |
+
|| hash(stream) || keyword(stream) || important(stream) || operator$1(stream);
|
| 1056 |
+
}
|
| 1057 |
+
|
| 1058 |
+
function keyword(stream) {
|
| 1059 |
+
return variable(stream) || atKeyword(stream) || ident(stream);
|
| 1060 |
+
}
|
| 1061 |
+
|
| 1062 |
+
function formatting(stream) {
|
| 1063 |
+
return comment(stream) || whitespace(stream);
|
| 1064 |
+
}
|
| 1065 |
+
|
| 1066 |
+
function unknown(stream) {
|
| 1067 |
+
stream.start = stream.pos;
|
| 1068 |
+
const ch = stream.next();
|
| 1069 |
+
if (ch != null) {
|
| 1070 |
+
return new Token(stream, 'unknown');
|
| 1071 |
+
}
|
| 1072 |
+
}
|
| 1073 |
+
|
| 1074 |
+
/**
|
| 1075 |
+
* Parses CSS rule selector
|
| 1076 |
+
* @param {String|StreamReader} source
|
| 1077 |
+
* @return {Token[]}
|
| 1078 |
+
*/
|
| 1079 |
+
function parseSelector(source) {
|
| 1080 |
+
return parseList(source, 'selector');
|
| 1081 |
+
}
|
| 1082 |
+
|
| 1083 |
+
/**
|
| 1084 |
+
* Parses CSS property name. Mostly used for LESS where
|
| 1085 |
+
* property-like entry might be used as a mixin call
|
| 1086 |
+
* @param {String|StreamReader} source
|
| 1087 |
+
* @return {Token}
|
| 1088 |
+
*/
|
| 1089 |
+
function parsePropertyName(source) {
|
| 1090 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1091 |
+
const items = [];
|
| 1092 |
+
|
| 1093 |
+
while (!stream.eof()) {
|
| 1094 |
+
items.push(consumeToken(stream));
|
| 1095 |
+
}
|
| 1096 |
+
|
| 1097 |
+
let token;
|
| 1098 |
+
if (items.length === 1) {
|
| 1099 |
+
token = items[0];
|
| 1100 |
+
} else {
|
| 1101 |
+
token = new Token(stream, 'property-name', stream.start, stream.end);
|
| 1102 |
+
for (let i = 0, il = items.length; i < il; i++) {
|
| 1103 |
+
token.add(items[i]);
|
| 1104 |
+
}
|
| 1105 |
+
}
|
| 1106 |
+
|
| 1107 |
+
return token;
|
| 1108 |
+
}
|
| 1109 |
+
|
| 1110 |
+
/**
|
| 1111 |
+
* Parses CSS property value
|
| 1112 |
+
* @param {String|StreamReader} source
|
| 1113 |
+
* @return {Token[]}
|
| 1114 |
+
*/
|
| 1115 |
+
function parsePropertyValue(source) {
|
| 1116 |
+
return parseList(source);
|
| 1117 |
+
}
|
| 1118 |
+
|
| 1119 |
+
/**
|
| 1120 |
+
* Parses @media CSS rule expression
|
| 1121 |
+
* @param {String|StreamReader} source
|
| 1122 |
+
* @return {Token[]}
|
| 1123 |
+
*/
|
| 1124 |
+
function parseMediaExpression(source) {
|
| 1125 |
+
return parseList(source);
|
| 1126 |
+
}
|
| 1127 |
+
|
| 1128 |
+
/**
|
| 1129 |
+
* Parses given source into a set of tokens, separated by comma. Each token contains
|
| 1130 |
+
* parsed sub-items as independent tokens and so on. Mostly used to parse
|
| 1131 |
+
* selectors and property values
|
| 1132 |
+
* @param {String|StreamReader} source Source to parse
|
| 1133 |
+
* @param {String} [tokenType] Type of first-level tokens.
|
| 1134 |
+
* Default is `item`
|
| 1135 |
+
* @return {Token[]}
|
| 1136 |
+
*/
|
| 1137 |
+
function parseList(source, tokenType) {
|
| 1138 |
+
tokenType = tokenType || 'item';
|
| 1139 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1140 |
+
const items = [];
|
| 1141 |
+
const fragments = [];
|
| 1142 |
+
const flush = () => {
|
| 1143 |
+
const clean = trimFormatting(fragments);
|
| 1144 |
+
|
| 1145 |
+
if (clean.length) {
|
| 1146 |
+
const item = new Token(stream, tokenType, clean[0].start, last(clean).end);
|
| 1147 |
+
for (let i = 0; i < clean.length; i++) {
|
| 1148 |
+
item.add(clean[i]);
|
| 1149 |
+
}
|
| 1150 |
+
items.push(item);
|
| 1151 |
+
}
|
| 1152 |
+
|
| 1153 |
+
fragments.length = 0;
|
| 1154 |
+
};
|
| 1155 |
+
|
| 1156 |
+
let token;
|
| 1157 |
+
while (!stream.eof()) {
|
| 1158 |
+
if (stream.eat(44 /* , */)) {
|
| 1159 |
+
flush();
|
| 1160 |
+
} else if (token = consumeToken(stream)) {
|
| 1161 |
+
if (token.type !== 'comment') {
|
| 1162 |
+
fragments.push(token);
|
| 1163 |
+
}
|
| 1164 |
+
} else {
|
| 1165 |
+
throw stream.error('Unexpected character');
|
| 1166 |
+
}
|
| 1167 |
+
}
|
| 1168 |
+
|
| 1169 |
+
flush();
|
| 1170 |
+
return items;
|
| 1171 |
+
}
|
| 1172 |
+
|
| 1173 |
+
/**
|
| 1174 |
+
* Creates CSS rule from given tokens
|
| 1175 |
+
* @param {StreamReader} stream
|
| 1176 |
+
* @param {Token[]} tokens
|
| 1177 |
+
* @param {Token} [content]
|
| 1178 |
+
* @return {Rule}
|
| 1179 |
+
*/
|
| 1180 |
+
function createRule(stream, tokens, contentStart, contentEnd) {
|
| 1181 |
+
if (!tokens.length) {
|
| 1182 |
+
return null;
|
| 1183 |
+
}
|
| 1184 |
+
|
| 1185 |
+
const name = tokens[0];
|
| 1186 |
+
name.end = last(tokens).end;
|
| 1187 |
+
|
| 1188 |
+
return new Rule(stream, name, contentStart, contentEnd);
|
| 1189 |
+
}
|
| 1190 |
+
|
| 1191 |
+
/**
|
| 1192 |
+
* Represents CSS rule
|
| 1193 |
+
* @type {Node}
|
| 1194 |
+
*/
|
| 1195 |
+
class Rule extends Node {
|
| 1196 |
+
/**
|
| 1197 |
+
* @param {StreamReader} stream
|
| 1198 |
+
* @param {Token} name Rule’s name token
|
| 1199 |
+
* @param {Token} contentStart Rule’s content start token
|
| 1200 |
+
* @param {Token} [contentEnd] Rule’s content end token
|
| 1201 |
+
*/
|
| 1202 |
+
constructor(stream, name, contentStart, contentEnd) {
|
| 1203 |
+
super('rule');
|
| 1204 |
+
this.stream = stream;
|
| 1205 |
+
this.selectorToken = name;
|
| 1206 |
+
this.contentStartToken = contentStart;
|
| 1207 |
+
this.contentEndToken = contentEnd || contentStart;
|
| 1208 |
+
this._parsedSelector = null;
|
| 1209 |
+
}
|
| 1210 |
+
|
| 1211 |
+
/**
|
| 1212 |
+
* Returns rule selector
|
| 1213 |
+
* @return {String}
|
| 1214 |
+
*/
|
| 1215 |
+
get selector() {
|
| 1216 |
+
return valueOf(this.selectorToken);
|
| 1217 |
+
}
|
| 1218 |
+
|
| 1219 |
+
get parsedSelector() {
|
| 1220 |
+
if (!this._parsedSelector) {
|
| 1221 |
+
this._parsedSelector = parseSelector(this.selectorToken.limit());
|
| 1222 |
+
}
|
| 1223 |
+
|
| 1224 |
+
return this._parsedSelector;
|
| 1225 |
+
}
|
| 1226 |
+
|
| 1227 |
+
/**
|
| 1228 |
+
* Returns node’s start position in stream
|
| 1229 |
+
* @return {*}
|
| 1230 |
+
*/
|
| 1231 |
+
get start() {
|
| 1232 |
+
return this.selectorToken && this.selectorToken.start;
|
| 1233 |
+
}
|
| 1234 |
+
|
| 1235 |
+
/**
|
| 1236 |
+
* Returns node’s end position in stream
|
| 1237 |
+
* @return {*}
|
| 1238 |
+
*/
|
| 1239 |
+
get end() {
|
| 1240 |
+
const token = this.contentEndToken || this.contentStartToken || this.nameToken;
|
| 1241 |
+
return token && token.end;
|
| 1242 |
+
}
|
| 1243 |
+
}
|
| 1244 |
+
|
| 1245 |
+
/**
|
| 1246 |
+
* Creates CSS rule from given tokens
|
| 1247 |
+
* @param {StreamReader} stream
|
| 1248 |
+
* @param {Token[]} tokens
|
| 1249 |
+
* @param {Token} [content]
|
| 1250 |
+
* @return {Rule}
|
| 1251 |
+
*/
|
| 1252 |
+
function createAtRule(stream, tokens, contentStart, contentEnd) {
|
| 1253 |
+
if (!tokens.length) {
|
| 1254 |
+
return null;
|
| 1255 |
+
}
|
| 1256 |
+
|
| 1257 |
+
let ix = 0, expression;
|
| 1258 |
+
const name = tokens[ix++];
|
| 1259 |
+
|
| 1260 |
+
if (ix < tokens.length) {
|
| 1261 |
+
expression = tokens[ix++];
|
| 1262 |
+
expression.type = 'expression';
|
| 1263 |
+
expression.end = last(tokens).end;
|
| 1264 |
+
} else {
|
| 1265 |
+
expression = new Token(stream, 'expression', name.end, name.end);
|
| 1266 |
+
}
|
| 1267 |
+
|
| 1268 |
+
return new AtRule(stream, name, expression, contentStart, contentEnd);
|
| 1269 |
+
}
|
| 1270 |
+
|
| 1271 |
+
class AtRule extends Node {
|
| 1272 |
+
constructor(stream, name, expression, contentStart, contentEnd) {
|
| 1273 |
+
super('at-rule');
|
| 1274 |
+
this.stream = stream;
|
| 1275 |
+
this.nameToken = name;
|
| 1276 |
+
this.expressionToken = expression;
|
| 1277 |
+
this.contentStartToken = contentStart;
|
| 1278 |
+
this.contentEndToken = contentEnd || contentStart;
|
| 1279 |
+
this._parsedExpression = null;
|
| 1280 |
+
}
|
| 1281 |
+
|
| 1282 |
+
/**
|
| 1283 |
+
* Returns at-rule name
|
| 1284 |
+
* @return {String}
|
| 1285 |
+
*/
|
| 1286 |
+
get name() {
|
| 1287 |
+
return valueOf(this.nameToken && this.nameToken.item(0));
|
| 1288 |
+
}
|
| 1289 |
+
|
| 1290 |
+
get expression() {
|
| 1291 |
+
return valueOf(this.expressionToken);
|
| 1292 |
+
}
|
| 1293 |
+
|
| 1294 |
+
get parsedExpression() {
|
| 1295 |
+
if (!this._parsedExpression) {
|
| 1296 |
+
this._parsedExpression = parseMediaExpression(this.expressionToken.limit());
|
| 1297 |
+
}
|
| 1298 |
+
|
| 1299 |
+
return this._parsedExpression;
|
| 1300 |
+
}
|
| 1301 |
+
|
| 1302 |
+
/**
|
| 1303 |
+
* Returns node’s start position in stream
|
| 1304 |
+
* @return {*}
|
| 1305 |
+
*/
|
| 1306 |
+
get start() {
|
| 1307 |
+
return this.nameToken && this.nameToken.start;
|
| 1308 |
+
}
|
| 1309 |
+
|
| 1310 |
+
/**
|
| 1311 |
+
* Returns node’s end position in stream
|
| 1312 |
+
* @return {*}
|
| 1313 |
+
*/
|
| 1314 |
+
get end() {
|
| 1315 |
+
const token = this.contentEndToken || this.contentStartToken || this.nameToken;
|
| 1316 |
+
return token && token.end;
|
| 1317 |
+
}
|
| 1318 |
+
}
|
| 1319 |
+
|
| 1320 |
+
/**
|
| 1321 |
+
* Factory method that creates property node from given tokens
|
| 1322 |
+
* @param {StreamReader} stream
|
| 1323 |
+
* @param {Token[]} tokens
|
| 1324 |
+
* @param {Token} terminator
|
| 1325 |
+
* @return {Property}
|
| 1326 |
+
*/
|
| 1327 |
+
function createProperty(stream, tokens, terminator) {
|
| 1328 |
+
// NB in LESS, fragmented properties without value like `.foo.bar;` must be
|
| 1329 |
+
// treated like mixin call
|
| 1330 |
+
if (!tokens.length) {
|
| 1331 |
+
return null;
|
| 1332 |
+
}
|
| 1333 |
+
|
| 1334 |
+
let separator, value, ix = 0;
|
| 1335 |
+
const name = tokens[ix++];
|
| 1336 |
+
|
| 1337 |
+
if (ix < tokens.length) {
|
| 1338 |
+
value = tokens[ix++];
|
| 1339 |
+
value.type = 'value';
|
| 1340 |
+
value.end = last(tokens).end;
|
| 1341 |
+
}
|
| 1342 |
+
|
| 1343 |
+
if (name && value) {
|
| 1344 |
+
separator = new Token(stream, 'separator', name.end, value.start);
|
| 1345 |
+
}
|
| 1346 |
+
|
| 1347 |
+
return new Property(
|
| 1348 |
+
stream,
|
| 1349 |
+
name,
|
| 1350 |
+
value,
|
| 1351 |
+
separator,
|
| 1352 |
+
terminator
|
| 1353 |
+
);
|
| 1354 |
+
}
|
| 1355 |
+
|
| 1356 |
+
class Property extends Node {
|
| 1357 |
+
constructor(stream, name, value, separator, terminator) {
|
| 1358 |
+
super('property');
|
| 1359 |
+
this.stream = stream;
|
| 1360 |
+
this.nameToken = name;
|
| 1361 |
+
this.valueToken = value;
|
| 1362 |
+
this._parsedName = null;
|
| 1363 |
+
this._parsedValue = null;
|
| 1364 |
+
|
| 1365 |
+
this.separatorToken = separator;
|
| 1366 |
+
this.terminatorToken = terminator;
|
| 1367 |
+
}
|
| 1368 |
+
|
| 1369 |
+
/**
|
| 1370 |
+
* Property name
|
| 1371 |
+
* @return {String}
|
| 1372 |
+
*/
|
| 1373 |
+
get name() {
|
| 1374 |
+
return valueOf(this.nameToken);
|
| 1375 |
+
}
|
| 1376 |
+
|
| 1377 |
+
/**
|
| 1378 |
+
* Returns parsed sub-tokens of current property name
|
| 1379 |
+
* @return {Token[]}
|
| 1380 |
+
*/
|
| 1381 |
+
get parsedName() {
|
| 1382 |
+
if (!this._parsedName) {
|
| 1383 |
+
this._parsedName = parsePropertyName(this.nameToken.limit());
|
| 1384 |
+
}
|
| 1385 |
+
|
| 1386 |
+
return this._parsedName;
|
| 1387 |
+
}
|
| 1388 |
+
|
| 1389 |
+
/**
|
| 1390 |
+
* Property value
|
| 1391 |
+
* @return {String}
|
| 1392 |
+
*/
|
| 1393 |
+
get value() {
|
| 1394 |
+
return valueOf(this.valueToken);
|
| 1395 |
+
}
|
| 1396 |
+
|
| 1397 |
+
/**
|
| 1398 |
+
* Parsed value parts: a list of tokens, separated by comma. Each token may
|
| 1399 |
+
* contains parsed sub-tokens and so on
|
| 1400 |
+
* @return {Token[]}
|
| 1401 |
+
*/
|
| 1402 |
+
get parsedValue() {
|
| 1403 |
+
if (!this._parsedValue) {
|
| 1404 |
+
this._parsedValue = parsePropertyValue(this.valueToken.limit());
|
| 1405 |
+
}
|
| 1406 |
+
|
| 1407 |
+
return this._parsedValue;
|
| 1408 |
+
}
|
| 1409 |
+
|
| 1410 |
+
get separator() {
|
| 1411 |
+
return valueOf(this.separatorToken);
|
| 1412 |
+
}
|
| 1413 |
+
|
| 1414 |
+
get terminator() {
|
| 1415 |
+
return valueOf(this.terminatorToken);
|
| 1416 |
+
}
|
| 1417 |
+
|
| 1418 |
+
get start() {
|
| 1419 |
+
const token = this.nameToken || this.separatorToken || this.valueToken
|
| 1420 |
+
|| this.terminatorToken;
|
| 1421 |
+
return token && token.start;
|
| 1422 |
+
}
|
| 1423 |
+
|
| 1424 |
+
get end() {
|
| 1425 |
+
const token = this.terminatorToken || this.valueToken
|
| 1426 |
+
|| this.separatorToken || this.nameToken;
|
| 1427 |
+
return token && token.end;
|
| 1428 |
+
}
|
| 1429 |
+
}
|
| 1430 |
+
|
| 1431 |
+
const LBRACE = 40; // (
|
| 1432 |
+
const RBRACE = 41; // )
|
| 1433 |
+
const PROP_DELIMITER = 58; // :
|
| 1434 |
+
const PROP_TERMINATOR = 59; // ;
|
| 1435 |
+
const RULE_START = 123; // {
|
| 1436 |
+
const RULE_END = 125; // }
|
| 1437 |
+
|
| 1438 |
+
function parseStylesheet(source) {
|
| 1439 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1440 |
+
const root = new Stylesheet();
|
| 1441 |
+
let ctx = root, child, accum, token;
|
| 1442 |
+
let tokens = [];
|
| 1443 |
+
const flush = () => {
|
| 1444 |
+
if (accum) {
|
| 1445 |
+
tokens.push(accum);
|
| 1446 |
+
accum = null;
|
| 1447 |
+
}
|
| 1448 |
+
};
|
| 1449 |
+
|
| 1450 |
+
while (!stream.eof()) {
|
| 1451 |
+
if (eatWhitespace(stream)) {
|
| 1452 |
+
continue;
|
| 1453 |
+
}
|
| 1454 |
+
|
| 1455 |
+
if (token = comment(stream)) {
|
| 1456 |
+
root.addComment(token);
|
| 1457 |
+
continue;
|
| 1458 |
+
}
|
| 1459 |
+
|
| 1460 |
+
stream.start = stream.pos;
|
| 1461 |
+
|
| 1462 |
+
if (stream.eatWhile(PROP_DELIMITER)) {
|
| 1463 |
+
// Property delimiter can be either a real property delimiter or a
|
| 1464 |
+
// part of pseudo-selector.
|
| 1465 |
+
if (!tokens.length) {
|
| 1466 |
+
if (accum) {
|
| 1467 |
+
// No consumed tokens yet but pending token: most likely it’s
|
| 1468 |
+
// a CSS property
|
| 1469 |
+
flush();
|
| 1470 |
+
} else {
|
| 1471 |
+
// No consumend or accumulated token, seems like a start of
|
| 1472 |
+
// pseudo-selector, e.g. `::slotted`
|
| 1473 |
+
accum = new Token(stream, 'preparse');
|
| 1474 |
+
}
|
| 1475 |
+
}
|
| 1476 |
+
// Skip delimiter if there are already consumend tokens: most likely
|
| 1477 |
+
// it’s a part of pseudo-selector
|
| 1478 |
+
} else if (stream.eat(PROP_TERMINATOR)) {
|
| 1479 |
+
flush();
|
| 1480 |
+
ctx.add(createProperty(stream, tokens, new Token(stream, 'termintator')));
|
| 1481 |
+
tokens.length = 0;
|
| 1482 |
+
} else if (stream.eat(RULE_START)) {
|
| 1483 |
+
flush();
|
| 1484 |
+
child = tokens[0].type === 'at-keyword'
|
| 1485 |
+
? createAtRule(stream, tokens, new Token(stream, 'body-start'))
|
| 1486 |
+
: createRule(stream, tokens, new Token(stream, 'body-start'));
|
| 1487 |
+
ctx.add(child);
|
| 1488 |
+
ctx = child;
|
| 1489 |
+
tokens.length = 0;
|
| 1490 |
+
} else if (stream.eat(RULE_END)) {
|
| 1491 |
+
flush();
|
| 1492 |
+
|
| 1493 |
+
// Finalize context section
|
| 1494 |
+
ctx.add(createProperty(stream, tokens));
|
| 1495 |
+
|
| 1496 |
+
if (ctx.type !== 'stylesheet') {
|
| 1497 |
+
// In case of invalid stylesheet with redundant `}`,
|
| 1498 |
+
// don’t modify root section.
|
| 1499 |
+
ctx.contentEndToken = new Token(stream, 'body-end');
|
| 1500 |
+
ctx = ctx.parent;
|
| 1501 |
+
}
|
| 1502 |
+
|
| 1503 |
+
tokens.length = 0;
|
| 1504 |
+
} else if (token = atKeyword(stream)) {
|
| 1505 |
+
// Explictly consume @-tokens since it defines how rule or property
|
| 1506 |
+
// should be pre-parsed
|
| 1507 |
+
flush();
|
| 1508 |
+
tokens.push(token);
|
| 1509 |
+
} else if (eatUrl(stream) || eatInterpolation(stream) || eatBraces(stream, root)
|
| 1510 |
+
|| eatString$1(stream) || stream.next()) {
|
| 1511 |
+
// NB explicitly consume `url()` token since it may contain
|
| 1512 |
+
// an unquoted url like `http://example.com` which interferes
|
| 1513 |
+
// with single-line comment
|
| 1514 |
+
accum = accum || new Token(stream, 'preparse');
|
| 1515 |
+
accum.end = stream.pos;
|
| 1516 |
+
} else {
|
| 1517 |
+
throw new Error(`Unexpected end-of-stream at ${stream.pos}`);
|
| 1518 |
+
}
|
| 1519 |
+
}
|
| 1520 |
+
|
| 1521 |
+
if (accum) {
|
| 1522 |
+
tokens.push(accum);
|
| 1523 |
+
}
|
| 1524 |
+
|
| 1525 |
+
// Finalize all the rest properties
|
| 1526 |
+
ctx.add(createProperty(stream, tokens));
|
| 1527 |
+
|
| 1528 |
+
// Finalize unterminated rules
|
| 1529 |
+
stream.start = stream.pos;
|
| 1530 |
+
while (ctx && ctx !== root) {
|
| 1531 |
+
ctx.contentEndToken = new Token(stream, 'body-end');
|
| 1532 |
+
ctx = ctx.parent;
|
| 1533 |
+
}
|
| 1534 |
+
|
| 1535 |
+
return root;
|
| 1536 |
+
}
|
| 1537 |
+
|
| 1538 |
+
/**
|
| 1539 |
+
* Parses given source into tokens
|
| 1540 |
+
* @param {String|StreamReader} source
|
| 1541 |
+
* @param {Function} [consumer] Token consumer function, for example, `selector`,
|
| 1542 |
+
* `value` etc. from `lib/tokens` module. Default is generic `consumeToken`
|
| 1543 |
+
* @return {Token[]}
|
| 1544 |
+
*/
|
| 1545 |
+
function lexer(source, consumer) {
|
| 1546 |
+
consumer = consumer || consumeToken;
|
| 1547 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1548 |
+
const result = [];
|
| 1549 |
+
let token;
|
| 1550 |
+
|
| 1551 |
+
while (!stream.eof() && (token = consumer(stream))) {
|
| 1552 |
+
result.push(token);
|
| 1553 |
+
}
|
| 1554 |
+
|
| 1555 |
+
return result;
|
| 1556 |
+
}
|
| 1557 |
+
|
| 1558 |
+
/**
|
| 1559 |
+
* Consumes content inside round braces. Mostly used to skip `;` token inside
|
| 1560 |
+
* expressions since in LESS it is also used to separate function arguments
|
| 1561 |
+
* @param {StringReader} stream
|
| 1562 |
+
* @param {Stylesheet} root A stylesheet root. Used to accumulate comments
|
| 1563 |
+
* @return {Boolean}
|
| 1564 |
+
*/
|
| 1565 |
+
function eatBraces(stream, root) {
|
| 1566 |
+
if (stream.eat(LBRACE)) {
|
| 1567 |
+
let stack = 1, token;
|
| 1568 |
+
|
| 1569 |
+
while (!stream.eof()) {
|
| 1570 |
+
if (stream.eat(RBRACE)) {
|
| 1571 |
+
stack--;
|
| 1572 |
+
if (!stack) {
|
| 1573 |
+
break;
|
| 1574 |
+
}
|
| 1575 |
+
} else if (stream.eat(LBRACE)) {
|
| 1576 |
+
stack++;
|
| 1577 |
+
} else if (eatUrl(stream) || eatString$1(stream)) {
|
| 1578 |
+
continue;
|
| 1579 |
+
} else if (token = comment(stream)) {
|
| 1580 |
+
root.addComment(token);
|
| 1581 |
+
continue;
|
| 1582 |
+
} else {
|
| 1583 |
+
stream.next();
|
| 1584 |
+
}
|
| 1585 |
+
}
|
| 1586 |
+
|
| 1587 |
+
return true;
|
| 1588 |
+
}
|
| 1589 |
+
|
| 1590 |
+
return false;
|
| 1591 |
+
}
|
| 1592 |
+
|
| 1593 |
+
export { lexer, Token, any, selector, value, keyword, variable, formatting, comment, whitespace, ident, string, url, interpolation, parseMediaExpression, parsePropertyName, parsePropertyValue, parseSelector, createProperty, createRule, createAtRule };export default parseStylesheet;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/css-parser.js
CHANGED
|
@@ -1,3 +1,887 @@
|
|
| 1 |
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|
| 2 |
-
|
| 3 |
-
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|
|
|
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|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
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|
| 1 |
+
(function (exports) {
|
| 2 |
+
'use strict';
|
| 3 |
+
|
| 4 |
+
/**
|
| 5 |
+
* A streaming, character code-based string reader
|
| 6 |
+
*/
|
| 7 |
+
class StreamReader {
|
| 8 |
+
constructor(string, start, end) {
|
| 9 |
+
if (end == null && typeof string === 'string') {
|
| 10 |
+
end = string.length;
|
| 11 |
+
}
|
| 12 |
+
|
| 13 |
+
this.string = string;
|
| 14 |
+
this.pos = this.start = start || 0;
|
| 15 |
+
this.end = end;
|
| 16 |
+
}
|
| 17 |
+
|
| 18 |
+
/**
|
| 19 |
+
* Returns true only if the stream is at the end of the file.
|
| 20 |
+
* @returns {Boolean}
|
| 21 |
+
*/
|
| 22 |
+
eof() {
|
| 23 |
+
return this.pos >= this.end;
|
| 24 |
+
}
|
| 25 |
+
|
| 26 |
+
/**
|
| 27 |
+
* Creates a new stream instance which is limited to given `start` and `end`
|
| 28 |
+
* range. E.g. its `eof()` method will look at `end` property, not actual
|
| 29 |
+
* stream end
|
| 30 |
+
* @param {Point} start
|
| 31 |
+
* @param {Point} end
|
| 32 |
+
* @return {StreamReader}
|
| 33 |
+
*/
|
| 34 |
+
limit(start, end) {
|
| 35 |
+
return new this.constructor(this.string, start, end);
|
| 36 |
+
}
|
| 37 |
+
|
| 38 |
+
/**
|
| 39 |
+
* Returns the next character code in the stream without advancing it.
|
| 40 |
+
* Will return NaN at the end of the file.
|
| 41 |
+
* @returns {Number}
|
| 42 |
+
*/
|
| 43 |
+
peek() {
|
| 44 |
+
return this.string.charCodeAt(this.pos);
|
| 45 |
+
}
|
| 46 |
+
|
| 47 |
+
/**
|
| 48 |
+
* Returns the next character in the stream and advances it.
|
| 49 |
+
* Also returns <code>undefined</code> when no more characters are available.
|
| 50 |
+
* @returns {Number}
|
| 51 |
+
*/
|
| 52 |
+
next() {
|
| 53 |
+
if (this.pos < this.string.length) {
|
| 54 |
+
return this.string.charCodeAt(this.pos++);
|
| 55 |
+
}
|
| 56 |
+
}
|
| 57 |
+
|
| 58 |
+
/**
|
| 59 |
+
* `match` can be a character code or a function that takes a character code
|
| 60 |
+
* and returns a boolean. If the next character in the stream 'matches'
|
| 61 |
+
* the given argument, it is consumed and returned.
|
| 62 |
+
* Otherwise, `false` is returned.
|
| 63 |
+
* @param {Number|Function} match
|
| 64 |
+
* @returns {Boolean}
|
| 65 |
+
*/
|
| 66 |
+
eat(match) {
|
| 67 |
+
const ch = this.peek();
|
| 68 |
+
const ok = typeof match === 'function' ? match(ch) : ch === match;
|
| 69 |
+
|
| 70 |
+
if (ok) {
|
| 71 |
+
this.next();
|
| 72 |
+
}
|
| 73 |
+
|
| 74 |
+
return ok;
|
| 75 |
+
}
|
| 76 |
+
|
| 77 |
+
/**
|
| 78 |
+
* Repeatedly calls <code>eat</code> with the given argument, until it
|
| 79 |
+
* fails. Returns <code>true</code> if any characters were eaten.
|
| 80 |
+
* @param {Object} match
|
| 81 |
+
* @returns {Boolean}
|
| 82 |
+
*/
|
| 83 |
+
eatWhile(match) {
|
| 84 |
+
const start = this.pos;
|
| 85 |
+
while (!this.eof() && this.eat(match)) {}
|
| 86 |
+
return this.pos !== start;
|
| 87 |
+
}
|
| 88 |
+
|
| 89 |
+
/**
|
| 90 |
+
* Backs up the stream n characters. Backing it up further than the
|
| 91 |
+
* start of the current token will cause things to break, so be careful.
|
| 92 |
+
* @param {Number} n
|
| 93 |
+
*/
|
| 94 |
+
backUp(n) {
|
| 95 |
+
this.pos -= (n || 1);
|
| 96 |
+
}
|
| 97 |
+
|
| 98 |
+
/**
|
| 99 |
+
* Get the string between the start of the current token and the
|
| 100 |
+
* current stream position.
|
| 101 |
+
* @returns {String}
|
| 102 |
+
*/
|
| 103 |
+
current() {
|
| 104 |
+
return this.substring(this.start, this.pos);
|
| 105 |
+
}
|
| 106 |
+
|
| 107 |
+
/**
|
| 108 |
+
* Returns substring for given range
|
| 109 |
+
* @param {Number} start
|
| 110 |
+
* @param {Number} [end]
|
| 111 |
+
* @return {String}
|
| 112 |
+
*/
|
| 113 |
+
substring(start, end) {
|
| 114 |
+
return this.string.slice(start, end);
|
| 115 |
+
}
|
| 116 |
+
|
| 117 |
+
/**
|
| 118 |
+
* Creates error object with current stream state
|
| 119 |
+
* @param {String} message
|
| 120 |
+
* @return {Error}
|
| 121 |
+
*/
|
| 122 |
+
error(message) {
|
| 123 |
+
const err = new Error(`${message} at char ${this.pos + 1}`);
|
| 124 |
+
err.originalMessage = message;
|
| 125 |
+
err.pos = this.pos;
|
| 126 |
+
err.string = this.string;
|
| 127 |
+
return err;
|
| 128 |
+
}
|
| 129 |
+
}
|
| 130 |
+
|
| 131 |
+
class Container {
|
| 132 |
+
constructor() {
|
| 133 |
+
this.children = [];
|
| 134 |
+
this.parent = null;
|
| 135 |
+
}
|
| 136 |
+
|
| 137 |
+
get firstChild() {
|
| 138 |
+
return this.children[0];
|
| 139 |
+
}
|
| 140 |
+
|
| 141 |
+
get nextSibling() {
|
| 142 |
+
const ix = this.index();
|
| 143 |
+
return ix !== -1 ? this.parent.children[ix + 1] : null;
|
| 144 |
+
}
|
| 145 |
+
|
| 146 |
+
get previousSibling() {
|
| 147 |
+
const ix = this.index();
|
| 148 |
+
return ix !== -1 ? this.parent.children[ix - 1] : null;
|
| 149 |
+
}
|
| 150 |
+
|
| 151 |
+
/**
|
| 152 |
+
* Returns current element’s index in parent list of child nodes
|
| 153 |
+
* @return {Number}
|
| 154 |
+
*/
|
| 155 |
+
index() {
|
| 156 |
+
return this.parent ? this.parent.children.indexOf(this) : -1;
|
| 157 |
+
}
|
| 158 |
+
|
| 159 |
+
/**
|
| 160 |
+
* Adds given node as a child
|
| 161 |
+
* @param {Node} node
|
| 162 |
+
* @return {Node} Current node
|
| 163 |
+
*/
|
| 164 |
+
add(node) {
|
| 165 |
+
if (node) {
|
| 166 |
+
node.remove();
|
| 167 |
+
this.children.push(node);
|
| 168 |
+
node.parent = this;
|
| 169 |
+
}
|
| 170 |
+
return this;
|
| 171 |
+
}
|
| 172 |
+
|
| 173 |
+
/**
|
| 174 |
+
* Removes current node from its parent
|
| 175 |
+
* @return {Node} Current node
|
| 176 |
+
*/
|
| 177 |
+
remove() {
|
| 178 |
+
if (this.parent) {
|
| 179 |
+
const ix = this.index();
|
| 180 |
+
if (ix !== -1) {
|
| 181 |
+
this.parent.children.splice(ix, 1);
|
| 182 |
+
this.parent = null;
|
| 183 |
+
}
|
| 184 |
+
}
|
| 185 |
+
|
| 186 |
+
return this;
|
| 187 |
+
}
|
| 188 |
+
}
|
| 189 |
+
|
| 190 |
+
class Stylesheet extends Container {
|
| 191 |
+
constructor() {
|
| 192 |
+
super();
|
| 193 |
+
this.type = 'stylesheet';
|
| 194 |
+
}
|
| 195 |
+
|
| 196 |
+
/**
|
| 197 |
+
* Returns node’s start position in stream
|
| 198 |
+
* @return {*}
|
| 199 |
+
*/
|
| 200 |
+
get start() {
|
| 201 |
+
const node = this.firstChild;
|
| 202 |
+
return node && node.start;
|
| 203 |
+
}
|
| 204 |
+
|
| 205 |
+
/**
|
| 206 |
+
* Returns node’s end position in stream
|
| 207 |
+
* @return {*}
|
| 208 |
+
*/
|
| 209 |
+
get end() {
|
| 210 |
+
const node = this.children[this.children.length - 1];
|
| 211 |
+
return node && node.end;
|
| 212 |
+
}
|
| 213 |
+
}
|
| 214 |
+
|
| 215 |
+
class Token {
|
| 216 |
+
/**
|
| 217 |
+
* @param {StreamReader} stream
|
| 218 |
+
* @param {String} type Token type
|
| 219 |
+
* @param {Object} [start] Tokens’ start position in `stream`
|
| 220 |
+
* @param {Object} [end] Tokens’ end position in `stream`
|
| 221 |
+
*/
|
| 222 |
+
constructor(stream, type, start, end) {
|
| 223 |
+
this.stream = stream;
|
| 224 |
+
this.start = start != null ? start : stream.start;
|
| 225 |
+
this.end = end != null ? end : stream.pos;
|
| 226 |
+
this.type = type;
|
| 227 |
+
|
| 228 |
+
this._props = null;
|
| 229 |
+
this._value = null;
|
| 230 |
+
this._items = null;
|
| 231 |
+
}
|
| 232 |
+
|
| 233 |
+
get size() {
|
| 234 |
+
return this._items ? this._items.length : 0;
|
| 235 |
+
}
|
| 236 |
+
|
| 237 |
+
add(item) {
|
| 238 |
+
if (item) {
|
| 239 |
+
if (!this._items) {
|
| 240 |
+
this._items = [item];
|
| 241 |
+
} else {
|
| 242 |
+
this._items.push(item);
|
| 243 |
+
}
|
| 244 |
+
}
|
| 245 |
+
|
| 246 |
+
return this;
|
| 247 |
+
}
|
| 248 |
+
|
| 249 |
+
remove(item) {
|
| 250 |
+
if (this._items) {
|
| 251 |
+
const ix = this._items.indexOf(item);
|
| 252 |
+
if (ix !== -1 ) {
|
| 253 |
+
this._items.splice(ix, 1);
|
| 254 |
+
}
|
| 255 |
+
}
|
| 256 |
+
|
| 257 |
+
return this;
|
| 258 |
+
}
|
| 259 |
+
|
| 260 |
+
item(i) {
|
| 261 |
+
return this._items && this._items[i];
|
| 262 |
+
}
|
| 263 |
+
|
| 264 |
+
property(name, value) {
|
| 265 |
+
if (typeof value !== 'undefined') {
|
| 266 |
+
// set property value
|
| 267 |
+
if (!this._props) {
|
| 268 |
+
this._props = {};
|
| 269 |
+
}
|
| 270 |
+
|
| 271 |
+
this._props[name] = value;
|
| 272 |
+
}
|
| 273 |
+
|
| 274 |
+
return this._props && this._props[name];
|
| 275 |
+
}
|
| 276 |
+
|
| 277 |
+
/**
|
| 278 |
+
* Returns token textual representation
|
| 279 |
+
* @return {String}
|
| 280 |
+
*/
|
| 281 |
+
toString() {
|
| 282 |
+
return `${this.valueOf()} [${this.start}, ${this.end}]`;
|
| 283 |
+
}
|
| 284 |
+
|
| 285 |
+
valueOf() {
|
| 286 |
+
if (this._value === null) {
|
| 287 |
+
this._value = this.stream.substring(this.start, this.end);
|
| 288 |
+
}
|
| 289 |
+
|
| 290 |
+
return this._value;
|
| 291 |
+
}
|
| 292 |
+
}
|
| 293 |
+
|
| 294 |
+
/**
|
| 295 |
+
* Removes tokens that matches given criteria from start and end of given list
|
| 296 |
+
* @param {Token[]} tokens
|
| 297 |
+
* @param {Function} test
|
| 298 |
+
* @return {Token[]}
|
| 299 |
+
*/
|
| 300 |
+
|
| 301 |
+
|
| 302 |
+
/**
|
| 303 |
+
* Trims formatting tokens (whitespace and comments) from the beginning and end
|
| 304 |
+
* of given token list
|
| 305 |
+
* @param {Token[]} tokens
|
| 306 |
+
* @return {Token[]}
|
| 307 |
+
*/
|
| 308 |
+
|
| 309 |
+
|
| 310 |
+
/**
|
| 311 |
+
* Check if given token is a formatting one (whitespace or comment)
|
| 312 |
+
* @param {Token} token
|
| 313 |
+
* @return {Boolean}
|
| 314 |
+
*/
|
| 315 |
+
|
| 316 |
+
|
| 317 |
+
/**
|
| 318 |
+
* Consumes string char-by-char from given stream
|
| 319 |
+
* @param {StreamReader} stream
|
| 320 |
+
* @param {String} string
|
| 321 |
+
* @return {Boolean} Returns `true` if string was completely consumed
|
| 322 |
+
*/
|
| 323 |
+
function eatString(stream, string) {
|
| 324 |
+
const start = stream.pos;
|
| 325 |
+
|
| 326 |
+
for (let i = 0, il = string.length; i < il; i++) {
|
| 327 |
+
if (!stream.eat(string.charCodeAt(i))) {
|
| 328 |
+
stream.pos = start;
|
| 329 |
+
return false;
|
| 330 |
+
}
|
| 331 |
+
}
|
| 332 |
+
|
| 333 |
+
return true;
|
| 334 |
+
}
|
| 335 |
+
|
| 336 |
+
|
| 337 |
+
|
| 338 |
+
function consumeWhile(stream, match) {
|
| 339 |
+
const start = stream.pos;
|
| 340 |
+
if (stream.eatWhile(match)) {
|
| 341 |
+
stream.start = start;
|
| 342 |
+
return true;
|
| 343 |
+
}
|
| 344 |
+
|
| 345 |
+
return false;
|
| 346 |
+
}
|
| 347 |
+
|
| 348 |
+
|
| 349 |
+
|
| 350 |
+
/**
|
| 351 |
+
* Returns type of given token
|
| 352 |
+
* @param {Token} token
|
| 353 |
+
* @return {String}
|
| 354 |
+
*/
|
| 355 |
+
|
| 356 |
+
|
| 357 |
+
function last(arr) {
|
| 358 |
+
return arr[arr.length - 1];
|
| 359 |
+
}
|
| 360 |
+
|
| 361 |
+
function createRule(stream, tokens, content) {
|
| 362 |
+
if (!tokens.length) {
|
| 363 |
+
return null;
|
| 364 |
+
}
|
| 365 |
+
|
| 366 |
+
let ix = 0;
|
| 367 |
+
const name = tokens[ix++];
|
| 368 |
+
|
| 369 |
+
if (name.type === 'at-keyword') {
|
| 370 |
+
let expression;
|
| 371 |
+
if (ix < tokens.length) {
|
| 372 |
+
expression = tokens[ix++];
|
| 373 |
+
expression.type = 'expression';
|
| 374 |
+
expression.end = last(tokens).end;
|
| 375 |
+
} else {
|
| 376 |
+
expression = new Token(stream, 'expression', name.end, name.end);
|
| 377 |
+
}
|
| 378 |
+
|
| 379 |
+
return new AtRule(stream, name, expression, content);
|
| 380 |
+
} else {
|
| 381 |
+
name.end = last(tokens).end;
|
| 382 |
+
}
|
| 383 |
+
|
| 384 |
+
return new Rule(stream, name, content);
|
| 385 |
+
}
|
| 386 |
+
|
| 387 |
+
/**
|
| 388 |
+
* Represents CSS rule
|
| 389 |
+
* @type {Node}
|
| 390 |
+
*/
|
| 391 |
+
class Rule extends Container {
|
| 392 |
+
/**
|
| 393 |
+
* @param {StreamReader} stream
|
| 394 |
+
* @param {Token} name Rule’s name token
|
| 395 |
+
* @param {Token} content Rule’s content token
|
| 396 |
+
*/
|
| 397 |
+
constructor(stream, name, content) {
|
| 398 |
+
super();
|
| 399 |
+
this.type = 'rule';
|
| 400 |
+
this.stream = stream;
|
| 401 |
+
this.nameToken = name;
|
| 402 |
+
this.contentToken = content;
|
| 403 |
+
}
|
| 404 |
+
|
| 405 |
+
/**
|
| 406 |
+
* Returns node name
|
| 407 |
+
* @return {String}
|
| 408 |
+
*/
|
| 409 |
+
get name() {
|
| 410 |
+
return valueOf(this.nameToken);
|
| 411 |
+
}
|
| 412 |
+
|
| 413 |
+
/**
|
| 414 |
+
* Returns node’s start position in stream
|
| 415 |
+
* @return {*}
|
| 416 |
+
*/
|
| 417 |
+
get start() {
|
| 418 |
+
return this.nameToken && this.nameToken.start;
|
| 419 |
+
}
|
| 420 |
+
|
| 421 |
+
/**
|
| 422 |
+
* Returns node’s end position in stream
|
| 423 |
+
* @return {*}
|
| 424 |
+
*/
|
| 425 |
+
get end() {
|
| 426 |
+
const token = this.contentToken || this.nameToken;
|
| 427 |
+
return token && token.end;
|
| 428 |
+
}
|
| 429 |
+
}
|
| 430 |
+
|
| 431 |
+
class AtRule extends Rule {
|
| 432 |
+
constructor(stream, name, expression, content) {
|
| 433 |
+
super(stream, name, content);
|
| 434 |
+
this.type = 'at-rule';
|
| 435 |
+
this.expressionToken = expression;
|
| 436 |
+
}
|
| 437 |
+
|
| 438 |
+
get expressions() {
|
| 439 |
+
return valueOf(this.expressionToken);
|
| 440 |
+
}
|
| 441 |
+
}
|
| 442 |
+
|
| 443 |
+
function valueOf(token) {
|
| 444 |
+
return token && token.valueOf();
|
| 445 |
+
}
|
| 446 |
+
|
| 447 |
+
function createProperty(stream, tokens, terminator) {
|
| 448 |
+
// NB in LESS, fragmented properties without value like `.foo.bar;` must be
|
| 449 |
+
// treated like mixin call
|
| 450 |
+
if (!tokens.length) {
|
| 451 |
+
return null;
|
| 452 |
+
}
|
| 453 |
+
|
| 454 |
+
let separator, value, ix = 0;
|
| 455 |
+
const name = tokens[ix++];
|
| 456 |
+
|
| 457 |
+
if (ix < tokens.length) {
|
| 458 |
+
value = tokens[ix++];
|
| 459 |
+
value.type = 'value';
|
| 460 |
+
value.end = last(tokens).end;
|
| 461 |
+
}
|
| 462 |
+
|
| 463 |
+
if (name && value) {
|
| 464 |
+
separator = new Token(stream, 'separator', name.end, value.start);
|
| 465 |
+
}
|
| 466 |
+
|
| 467 |
+
return new Property(
|
| 468 |
+
stream,
|
| 469 |
+
name,
|
| 470 |
+
value,
|
| 471 |
+
separator,
|
| 472 |
+
terminator
|
| 473 |
+
);
|
| 474 |
+
}
|
| 475 |
+
|
| 476 |
+
class Property {
|
| 477 |
+
constructor(stream, name, value, separator, terminator) {
|
| 478 |
+
this.type = 'property';
|
| 479 |
+
this.stream = stream;
|
| 480 |
+
this.nameToken = name;
|
| 481 |
+
this.valueToken = value;
|
| 482 |
+
|
| 483 |
+
this.separatorToken = separator;
|
| 484 |
+
this.terminatorToken = terminator;
|
| 485 |
+
}
|
| 486 |
+
|
| 487 |
+
get name() {
|
| 488 |
+
return valueOf$1(this.nameToken);
|
| 489 |
+
}
|
| 490 |
+
|
| 491 |
+
get value() {
|
| 492 |
+
return valueOf$1(this.valueToken);
|
| 493 |
+
}
|
| 494 |
+
|
| 495 |
+
get separator() {
|
| 496 |
+
return valueOf$1(this.separatorToken);
|
| 497 |
+
}
|
| 498 |
+
|
| 499 |
+
get terminator() {
|
| 500 |
+
return valueOf$1(this.terminatorToken);
|
| 501 |
+
}
|
| 502 |
+
|
| 503 |
+
get start() {
|
| 504 |
+
const token = this.nameToken || this.separatorToken || this.valueToken
|
| 505 |
+
|| this.terminatorToken;
|
| 506 |
+
return token && token.start;
|
| 507 |
+
}
|
| 508 |
+
|
| 509 |
+
get end() {
|
| 510 |
+
const token = this.terminatorToken || this.valueToken
|
| 511 |
+
|| this.separatorToken || this.nameToken;
|
| 512 |
+
return token && token.end;
|
| 513 |
+
}
|
| 514 |
+
}
|
| 515 |
+
|
| 516 |
+
function valueOf$1(token) {
|
| 517 |
+
return token && token.valueOf();
|
| 518 |
+
}
|
| 519 |
+
|
| 520 |
+
/**
|
| 521 |
+
* Methods for consuming quoted values
|
| 522 |
+
*/
|
| 523 |
+
|
| 524 |
+
const SINGLE_QUOTE = 39; // '
|
| 525 |
+
const DOUBLE_QUOTE = 34; // "
|
| 526 |
+
|
| 527 |
+
function isQuote(code) {
|
| 528 |
+
return code === SINGLE_QUOTE || code === DOUBLE_QUOTE;
|
| 529 |
+
}
|
| 530 |
+
|
| 531 |
+
/**
|
| 532 |
+
* Check if given code is a number
|
| 533 |
+
* @param {Number} code
|
| 534 |
+
* @return {Boolean}
|
| 535 |
+
*/
|
| 536 |
+
function isNumber(code) {
|
| 537 |
+
return code > 47 && code < 58;
|
| 538 |
+
}
|
| 539 |
+
|
| 540 |
+
/**
|
| 541 |
+
* Check if given character code is alpha code (letter through A to Z)
|
| 542 |
+
* @param {Number} code
|
| 543 |
+
* @param {Number} [from]
|
| 544 |
+
* @param {Number} [to]
|
| 545 |
+
* @return {Boolean}
|
| 546 |
+
*/
|
| 547 |
+
function isAlpha(code, from, to) {
|
| 548 |
+
from = from || 65; // A
|
| 549 |
+
to = to || 90; // Z
|
| 550 |
+
code &= ~32; // quick hack to convert any char code to uppercase char code
|
| 551 |
+
|
| 552 |
+
return code >= from && code <= to;
|
| 553 |
+
}
|
| 554 |
+
|
| 555 |
+
/**
|
| 556 |
+
* Check if given character code is alpha-numeric (letter through A to Z or number)
|
| 557 |
+
* @param {Number} code
|
| 558 |
+
* @return {Boolean}
|
| 559 |
+
*/
|
| 560 |
+
function isWhiteSpace(code) {
|
| 561 |
+
return code === 32 /* space */
|
| 562 |
+
|| code === 9 /* tab */
|
| 563 |
+
|| code === 160; /* non-breaking space */
|
| 564 |
+
}
|
| 565 |
+
|
| 566 |
+
/**
|
| 567 |
+
* Check if given character code is a space
|
| 568 |
+
* @param {Number} code
|
| 569 |
+
* @return {Boolean}
|
| 570 |
+
*/
|
| 571 |
+
function isSpace(code) {
|
| 572 |
+
return isWhiteSpace(code)
|
| 573 |
+
|| code === 10 /* LF */
|
| 574 |
+
|| code === 13; /* CR */
|
| 575 |
+
}
|
| 576 |
+
|
| 577 |
+
const HYPHEN = 45;
|
| 578 |
+
const UNDERSCORE = 95;
|
| 579 |
+
|
| 580 |
+
function ident(stream) {
|
| 581 |
+
return eatIdent(stream) && new Token(stream, 'ident');
|
| 582 |
+
}
|
| 583 |
+
|
| 584 |
+
function eatIdent(stream) {
|
| 585 |
+
const start = stream.pos;
|
| 586 |
+
|
| 587 |
+
stream.eat(HYPHEN);
|
| 588 |
+
if (stream.eat(isIdentStart)) {
|
| 589 |
+
stream.eatWhile(isIdent);
|
| 590 |
+
stream.start = start;
|
| 591 |
+
return true;
|
| 592 |
+
}
|
| 593 |
+
|
| 594 |
+
stream.pos = start;
|
| 595 |
+
return false;
|
| 596 |
+
}
|
| 597 |
+
|
| 598 |
+
function isIdentStart(code) {
|
| 599 |
+
return code === UNDERSCORE || code === HYPHEN || isAlpha(code) || code >= 128;
|
| 600 |
+
}
|
| 601 |
+
|
| 602 |
+
function isIdent(code) {
|
| 603 |
+
return isNumber(code) || isIdentStart(code);
|
| 604 |
+
}
|
| 605 |
+
|
| 606 |
+
function prefixed(stream, tokenType, prefix, body, allowEmptyBody) {
|
| 607 |
+
const start = stream.pos;
|
| 608 |
+
|
| 609 |
+
if (stream.eat(prefix)) {
|
| 610 |
+
const bodyToken = body(stream, start);
|
| 611 |
+
if (bodyToken || allowEmptyBody) {
|
| 612 |
+
stream.start = start;
|
| 613 |
+
return new Token(stream, tokenType, start).add(bodyToken);
|
| 614 |
+
}
|
| 615 |
+
}
|
| 616 |
+
|
| 617 |
+
stream.pos = start;
|
| 618 |
+
}
|
| 619 |
+
|
| 620 |
+
const AT = 64; // @
|
| 621 |
+
|
| 622 |
+
/**
|
| 623 |
+
* Consumes at-keyword from given stream
|
| 624 |
+
*/
|
| 625 |
+
function atKeyword(stream) {
|
| 626 |
+
return prefixed(stream, 'at-keyword', AT, ident);
|
| 627 |
+
}
|
| 628 |
+
|
| 629 |
+
function eatString$1(stream, asToken) {
|
| 630 |
+
let ch = stream.peek(), pos;
|
| 631 |
+
|
| 632 |
+
if (isQuote(ch)) {
|
| 633 |
+
stream.start = stream.pos;
|
| 634 |
+
stream.next();
|
| 635 |
+
const quote = ch;
|
| 636 |
+
const valueStart = stream.pos;
|
| 637 |
+
|
| 638 |
+
while (!stream.eof()) {
|
| 639 |
+
pos = stream.pos;
|
| 640 |
+
if (stream.eat(quote) || stream.eat(isNewline)) {
|
| 641 |
+
// found end of string or newline without preceding '\',
|
| 642 |
+
// which is not allowed (don’t throw error, for now)
|
| 643 |
+
break;
|
| 644 |
+
} else if (stream.eat(92 /* \ */)) {
|
| 645 |
+
// backslash allows newline in string
|
| 646 |
+
stream.eat(isNewline);
|
| 647 |
+
}
|
| 648 |
+
|
| 649 |
+
stream.next();
|
| 650 |
+
}
|
| 651 |
+
|
| 652 |
+
// Either reached EOF or explicitly stopped at string end
|
| 653 |
+
// NB use extra `asToken` param to return boolean instead of token to reduce
|
| 654 |
+
// memory allocations and improve performance
|
| 655 |
+
if (asToken) {
|
| 656 |
+
const token = new Token(stream, 'string');
|
| 657 |
+
token.add(new Token(stream, 'unquoted', valueStart, pos));
|
| 658 |
+
token.property('quote', quote);
|
| 659 |
+
return token;
|
| 660 |
+
}
|
| 661 |
+
|
| 662 |
+
return true;
|
| 663 |
+
}
|
| 664 |
+
|
| 665 |
+
return false;
|
| 666 |
+
}
|
| 667 |
+
|
| 668 |
+
function isNewline(code) {
|
| 669 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 670 |
+
}
|
| 671 |
+
|
| 672 |
+
const ASTERISK = 42;
|
| 673 |
+
const SLASH = 47;
|
| 674 |
+
|
| 675 |
+
/**
|
| 676 |
+
* Consumes comment from given stream: either multi-line or single-line
|
| 677 |
+
* @param {StreamReader} stream
|
| 678 |
+
* @return {CommentToken}
|
| 679 |
+
*/
|
| 680 |
+
|
| 681 |
+
|
| 682 |
+
|
| 683 |
+
|
| 684 |
+
function eatComment(stream) {
|
| 685 |
+
return eatSingleLineComment(stream) || eatMultiLineComment(stream);
|
| 686 |
+
}
|
| 687 |
+
|
| 688 |
+
function eatSingleLineComment(stream) {
|
| 689 |
+
const start = stream.pos;
|
| 690 |
+
|
| 691 |
+
if (stream.eat(SLASH) && stream.eat(SLASH)) {
|
| 692 |
+
// single-line comment, consume till the end of line
|
| 693 |
+
stream.start = start;
|
| 694 |
+
while (!stream.eof()) {
|
| 695 |
+
if (isLineBreak(stream.next())) {
|
| 696 |
+
break;
|
| 697 |
+
}
|
| 698 |
+
}
|
| 699 |
+
return true;
|
| 700 |
+
}
|
| 701 |
+
|
| 702 |
+
stream.pos = start;
|
| 703 |
+
return false;
|
| 704 |
+
}
|
| 705 |
+
|
| 706 |
+
function eatMultiLineComment(stream) {
|
| 707 |
+
const start = stream.pos;
|
| 708 |
+
|
| 709 |
+
if (stream.eat(SLASH) && stream.eat(ASTERISK)) {
|
| 710 |
+
while (!stream.eof()) {
|
| 711 |
+
if (stream.next() === ASTERISK && stream.eat(SLASH)) {
|
| 712 |
+
break;
|
| 713 |
+
}
|
| 714 |
+
}
|
| 715 |
+
|
| 716 |
+
stream.start = start;
|
| 717 |
+
return true;
|
| 718 |
+
}
|
| 719 |
+
|
| 720 |
+
stream.pos = start;
|
| 721 |
+
return false;
|
| 722 |
+
}
|
| 723 |
+
|
| 724 |
+
function isLineBreak(code) {
|
| 725 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 726 |
+
}
|
| 727 |
+
|
| 728 |
+
function eatWhitespace(stream) {
|
| 729 |
+
return consumeWhile(stream, isSpace);
|
| 730 |
+
}
|
| 731 |
+
|
| 732 |
+
function eatUnquoted(stream) {
|
| 733 |
+
return consumeWhile(stream, isUnquoted);
|
| 734 |
+
}
|
| 735 |
+
|
| 736 |
+
function isUnquoted(code) {
|
| 737 |
+
return !isNaN(code) && !isQuote(code) && !isSpace(code)
|
| 738 |
+
&& code !== 40 /* ( */ && code !== 41 /* ) */ && code !== 92 /* \ */
|
| 739 |
+
&& !isNonPrintable(code);
|
| 740 |
+
}
|
| 741 |
+
|
| 742 |
+
function isNonPrintable(code) {
|
| 743 |
+
return (code >= 0 && code <= 8) || code === 11
|
| 744 |
+
|| (code >= 14 && code <= 31) || code === 127;
|
| 745 |
+
}
|
| 746 |
+
|
| 747 |
+
function eatUrl(stream) {
|
| 748 |
+
const start = stream.pos;
|
| 749 |
+
|
| 750 |
+
if (eatString(stream, 'url(')) {
|
| 751 |
+
eatWhitespace(stream);
|
| 752 |
+
eatString$1(stream) || eatUnquoted(stream);
|
| 753 |
+
eatWhitespace(stream);
|
| 754 |
+
stream.eat(41); // )
|
| 755 |
+
stream.start = start;
|
| 756 |
+
|
| 757 |
+
return true;
|
| 758 |
+
}
|
| 759 |
+
|
| 760 |
+
stream.pos = start;
|
| 761 |
+
return false;
|
| 762 |
+
}
|
| 763 |
+
|
| 764 |
+
const LBRACE = 40; // (
|
| 765 |
+
const RBRACE = 41; // )
|
| 766 |
+
const PROP_DELIMITER = 58; // :
|
| 767 |
+
const PROP_TERMINATOR = 59; // ;
|
| 768 |
+
const RULE_START = 123; // {
|
| 769 |
+
const RULE_END = 125; // }
|
| 770 |
+
|
| 771 |
+
function parseStylesheet(source) {
|
| 772 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 773 |
+
const root = new Stylesheet();
|
| 774 |
+
let ctx = root, child, accum, token;
|
| 775 |
+
let tokens = [];
|
| 776 |
+
const flush = () => {
|
| 777 |
+
if (accum) {
|
| 778 |
+
tokens.push(accum);
|
| 779 |
+
accum = null;
|
| 780 |
+
}
|
| 781 |
+
};
|
| 782 |
+
|
| 783 |
+
while (!stream.eof()) {
|
| 784 |
+
if (eatWhitespace(stream) || eatComment(stream)) {
|
| 785 |
+
continue;
|
| 786 |
+
}
|
| 787 |
+
|
| 788 |
+
stream.start = stream.pos;
|
| 789 |
+
|
| 790 |
+
if (stream.eatWhile(PROP_DELIMITER)) {
|
| 791 |
+
// Property delimiter can be either a real property delimiter or a
|
| 792 |
+
// part of pseudo-selector.
|
| 793 |
+
if (!tokens.length) {
|
| 794 |
+
if (accum) {
|
| 795 |
+
// No consumed tokens yet but pending token: most likely it’s
|
| 796 |
+
// a CSS property
|
| 797 |
+
flush();
|
| 798 |
+
} else {
|
| 799 |
+
// No consumend or accumulated token, seems like a start of
|
| 800 |
+
// pseudo-selector, e.g. `::slotted`
|
| 801 |
+
accum = new Token(stream, 'preparse');
|
| 802 |
+
}
|
| 803 |
+
}
|
| 804 |
+
// Skip delimiter if there are already consumend tokens: most likely
|
| 805 |
+
// it’s a part of pseudo-selector
|
| 806 |
+
} else if (stream.eat(RULE_END)) {
|
| 807 |
+
flush();
|
| 808 |
+
|
| 809 |
+
// Finalize context section
|
| 810 |
+
ctx.add(createProperty(stream, tokens));
|
| 811 |
+
|
| 812 |
+
if (ctx.type !== 'stylesheet') {
|
| 813 |
+
// In case of invalid stylesheet with redundant `}`,
|
| 814 |
+
// don’t modify root section.
|
| 815 |
+
ctx.contentToken.end = stream.pos;
|
| 816 |
+
ctx = ctx.parent;
|
| 817 |
+
}
|
| 818 |
+
|
| 819 |
+
tokens.length = 0;
|
| 820 |
+
} else if (stream.eat(PROP_TERMINATOR)) {
|
| 821 |
+
flush();
|
| 822 |
+
ctx.add(createProperty(stream, tokens, new Token(stream, 'termintator')));
|
| 823 |
+
tokens.length = 0;
|
| 824 |
+
} else if (stream.eat(RULE_START)) {
|
| 825 |
+
flush();
|
| 826 |
+
child = createRule(stream, tokens, new Token(stream, 'body'));
|
| 827 |
+
ctx.add(child);
|
| 828 |
+
ctx = child;
|
| 829 |
+
tokens.length = 0;
|
| 830 |
+
} else if (token = atKeyword(stream)) {
|
| 831 |
+
// Explictly consume @-tokens since it defines how rule or property
|
| 832 |
+
// should be pre-parsed
|
| 833 |
+
flush();
|
| 834 |
+
tokens.push(token);
|
| 835 |
+
} else if (eatUrl(stream) || eatBraces(stream) || eatString$1(stream) || stream.next()) {
|
| 836 |
+
// NB explicitly consume `url()` token since it may contain
|
| 837 |
+
// an unquoted url like `http://example.com` which interferes
|
| 838 |
+
// with single-line comment
|
| 839 |
+
accum = accum || new Token(stream, 'preparse');
|
| 840 |
+
accum.end = stream.pos;
|
| 841 |
+
} else {
|
| 842 |
+
throw new Error(`Unexpected end-of-stream at ${stream.pos}`);
|
| 843 |
+
}
|
| 844 |
+
}
|
| 845 |
+
|
| 846 |
+
if (accum) {
|
| 847 |
+
tokens.push(accum);
|
| 848 |
+
}
|
| 849 |
+
|
| 850 |
+
// Finalize all the rest properties
|
| 851 |
+
ctx.add(createProperty(stream, tokens));
|
| 852 |
+
|
| 853 |
+
return root;
|
| 854 |
+
}
|
| 855 |
+
|
| 856 |
+
/**
|
| 857 |
+
* Consumes content inside round braces. Mostly used to skip `;` token inside
|
| 858 |
+
* expressions since in LESS it is also used to separate function arguments
|
| 859 |
+
* @param {StringReader} stream
|
| 860 |
+
* @return {Boolean}
|
| 861 |
+
*/
|
| 862 |
+
function eatBraces(stream) {
|
| 863 |
+
if (stream.eat(LBRACE)) {
|
| 864 |
+
let stack = 1;
|
| 865 |
+
|
| 866 |
+
while (!stream.eof()) {
|
| 867 |
+
if (stream.eat(RBRACE)) {
|
| 868 |
+
stack--;
|
| 869 |
+
if (!stack) {
|
| 870 |
+
break;
|
| 871 |
+
}
|
| 872 |
+
} else if (stream.eat(LBRACE)) {
|
| 873 |
+
stack++;
|
| 874 |
+
} else {
|
| 875 |
+
eatUrl(stream) || eatString$1(stream) || eatComment(stream) || stream.next();
|
| 876 |
+
}
|
| 877 |
+
}
|
| 878 |
+
|
| 879 |
+
return true;
|
| 880 |
+
}
|
| 881 |
+
|
| 882 |
+
return false;
|
| 883 |
+
}
|
| 884 |
+
|
| 885 |
+
exports['default'] = parseStylesheet;
|
| 886 |
+
|
| 887 |
+
}((this.cssParser = this.cssParser || {})));
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/html-matcher.cjs.js
CHANGED
|
@@ -1,3 +1,1224 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
| 1 |
+
'use strict';
|
| 2 |
+
|
| 3 |
+
Object.defineProperty(exports, '__esModule', { value: true });
|
| 4 |
+
|
| 5 |
+
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
|
| 6 |
+
|
| 7 |
+
var StreamReader = _interopDefault(require('@emmetio/stream-reader'));
|
| 8 |
+
var _emmetio_streamReaderUtils = require('@emmetio/stream-reader-utils');
|
| 9 |
+
|
| 10 |
+
/**
|
| 11 |
+
* A structure describing text fragment in content stream
|
| 12 |
+
*/
|
| 13 |
+
class Token {
|
| 14 |
+
/**
|
| 15 |
+
* @param {StreamReader} stream
|
| 16 |
+
* @param {Point} start Tokens’ start location in content stream
|
| 17 |
+
* @param {Point} end Tokens’ end location in content stream
|
| 18 |
+
*/
|
| 19 |
+
constructor(stream, start, end) {
|
| 20 |
+
this.stream = stream;
|
| 21 |
+
this.start = start != null ? start : stream.start;
|
| 22 |
+
this.end = end != null ? end : stream.pos;
|
| 23 |
+
this._value = null;
|
| 24 |
+
}
|
| 25 |
+
|
| 26 |
+
/**
|
| 27 |
+
* Returns token textual representation
|
| 28 |
+
* @return {String}
|
| 29 |
+
*/
|
| 30 |
+
toString() {
|
| 31 |
+
return `${this.valueOf()}: ${this.start}, ${this.end}`;
|
| 32 |
+
}
|
| 33 |
+
|
| 34 |
+
valueOf() {
|
| 35 |
+
if (this._value === null) {
|
| 36 |
+
const start = this.stream.start;
|
| 37 |
+
const end = this.stream.pos;
|
| 38 |
+
|
| 39 |
+
this.stream.start = this.start;
|
| 40 |
+
this.stream.pos = this.end;
|
| 41 |
+
this._value = this.stream.current();
|
| 42 |
+
|
| 43 |
+
this.stream.start = start;
|
| 44 |
+
this.stream.pos = end;
|
| 45 |
+
}
|
| 46 |
+
|
| 47 |
+
return this._value;
|
| 48 |
+
}
|
| 49 |
+
}
|
| 50 |
+
|
| 51 |
+
/**
|
| 52 |
+
* A token that contains a list of tokens
|
| 53 |
+
*/
|
| 54 |
+
class FragmentsToken extends Token {
|
| 55 |
+
constructor(stream, tokens) {
|
| 56 |
+
let start = stream.pos;
|
| 57 |
+
let end = stream.pos;
|
| 58 |
+
|
| 59 |
+
if (tokens && tokens.length) {
|
| 60 |
+
start = tokens[0].start;
|
| 61 |
+
end = tokens[tokens.length - 1].end;
|
| 62 |
+
}
|
| 63 |
+
|
| 64 |
+
super(stream, start, end);
|
| 65 |
+
this.type = 'fragments';
|
| 66 |
+
this.fragments = tokens;
|
| 67 |
+
}
|
| 68 |
+
}
|
| 69 |
+
|
| 70 |
+
const COMMA = 44; // ,
|
| 71 |
+
const PROP_DELIMITER = 58; // :
|
| 72 |
+
const PROP_TERMINATOR = 59; // ;
|
| 73 |
+
const RULE_START = 123; // {
|
| 74 |
+
const RULE_END = 125; // }
|
| 75 |
+
|
| 76 |
+
/**
|
| 77 |
+
* Consumes separator token from given string
|
| 78 |
+
*/
|
| 79 |
+
var separator = function(stream) {
|
| 80 |
+
if (isSeparator(stream.peek())) {
|
| 81 |
+
const start = stream.pos;
|
| 82 |
+
return new SeparatorToken(stream.next(), stream, start);
|
| 83 |
+
}
|
| 84 |
+
};
|
| 85 |
+
|
| 86 |
+
function isSeparator(code) {
|
| 87 |
+
return code === COMMA
|
| 88 |
+
|| code === PROP_DELIMITER || code === PROP_TERMINATOR
|
| 89 |
+
|| code === RULE_START || code === RULE_END;
|
| 90 |
+
}
|
| 91 |
+
|
| 92 |
+
class SeparatorToken extends Token {
|
| 93 |
+
constructor(code, stream, start, end) {
|
| 94 |
+
super(stream, start, end);
|
| 95 |
+
this.type = 'separator';
|
| 96 |
+
this.code = code;
|
| 97 |
+
|
| 98 |
+
this.comma = code === COMMA;
|
| 99 |
+
this.propertyDelimiter = code === PROP_DELIMITER;
|
| 100 |
+
this.propertyTerminator = code === PROP_TERMINATOR;
|
| 101 |
+
this.ruleStart = code === RULE_START;
|
| 102 |
+
this.ruleEnd = code === RULE_END;
|
| 103 |
+
}
|
| 104 |
+
}
|
| 105 |
+
|
| 106 |
+
const ARGUMENTS_START = 40; // (
|
| 107 |
+
const ARGUMENTS_END = 41; // )
|
| 108 |
+
|
| 109 |
+
var args = function(stream, tokenConsumer) {
|
| 110 |
+
const start = stream.pos;
|
| 111 |
+
|
| 112 |
+
if (stream.eat(ARGUMENTS_START)) {
|
| 113 |
+
const tokens = [];
|
| 114 |
+
let t, ch;
|
| 115 |
+
// in LESS, it’s possible to separate arguments list either by `;` or `,`.
|
| 116 |
+
// In first case, we should keep comma-separated item as a single argument
|
| 117 |
+
let usePropTerminator = false;
|
| 118 |
+
|
| 119 |
+
while (!stream.eof()) {
|
| 120 |
+
if (isUnexpectedTerminator(stream.peek()) || stream.eat(ARGUMENTS_END)) {
|
| 121 |
+
break;
|
| 122 |
+
}
|
| 123 |
+
|
| 124 |
+
t = tokenConsumer(stream);
|
| 125 |
+
if (!t) {
|
| 126 |
+
break;
|
| 127 |
+
}
|
| 128 |
+
|
| 129 |
+
if (t.propertyTerminator) {
|
| 130 |
+
usePropTerminator = true;
|
| 131 |
+
}
|
| 132 |
+
|
| 133 |
+
tokens.push(t);
|
| 134 |
+
}
|
| 135 |
+
|
| 136 |
+
return createArguments(stream, tokens, start, usePropTerminator);
|
| 137 |
+
}
|
| 138 |
+
};
|
| 139 |
+
|
| 140 |
+
function isUnexpectedTerminator(code) {
|
| 141 |
+
return code === RULE_START || code === RULE_END;
|
| 142 |
+
}
|
| 143 |
+
|
| 144 |
+
function createArguments(stream, tokens, start, usePropTerminator) {
|
| 145 |
+
const sep = usePropTerminator ? semicolonSeparator : commaSeparator;
|
| 146 |
+
const list = [];
|
| 147 |
+
let arg = [];
|
| 148 |
+
|
| 149 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 150 |
+
token = tokens[i];
|
| 151 |
+
if (sep(token)) {
|
| 152 |
+
if (arg.length) {
|
| 153 |
+
list.push(new FragmentsToken(stream, arg));
|
| 154 |
+
arg = [];
|
| 155 |
+
} else {
|
| 156 |
+
list.push(new Token(stream, token.start, token.start));
|
| 157 |
+
}
|
| 158 |
+
} else {
|
| 159 |
+
arg.push(token);
|
| 160 |
+
}
|
| 161 |
+
}
|
| 162 |
+
|
| 163 |
+
if (arg.length) {
|
| 164 |
+
list.push(new FragmentsToken(stream, arg));
|
| 165 |
+
}
|
| 166 |
+
|
| 167 |
+
return new ArgumentsToken(list, stream, start);
|
| 168 |
+
}
|
| 169 |
+
|
| 170 |
+
function commaSeparator(token) {
|
| 171 |
+
return token.comma;
|
| 172 |
+
}
|
| 173 |
+
|
| 174 |
+
function semicolonSeparator(token) {
|
| 175 |
+
return token.propertyTerminator;
|
| 176 |
+
}
|
| 177 |
+
|
| 178 |
+
/**
|
| 179 |
+
* A token that represents a set of arguments between `(` and `)`
|
| 180 |
+
*/
|
| 181 |
+
class ArgumentsToken extends Token {
|
| 182 |
+
constructor(list, stream, start, end) {
|
| 183 |
+
super(stream, start, end);
|
| 184 |
+
this.list = list;
|
| 185 |
+
this.type = 'arguments';
|
| 186 |
+
}
|
| 187 |
+
}
|
| 188 |
+
|
| 189 |
+
const HYPHEN = 45;
|
| 190 |
+
const UNDERSCORE = 95;
|
| 191 |
+
|
| 192 |
+
function eatIdent(stream) {
|
| 193 |
+
const start = stream.pos;
|
| 194 |
+
|
| 195 |
+
stream.eat(HYPHEN);
|
| 196 |
+
if (stream.eat(isIdentStart)) {
|
| 197 |
+
stream.eatWhile(isIdent);
|
| 198 |
+
return new IdentToken(stream, start);
|
| 199 |
+
}
|
| 200 |
+
|
| 201 |
+
stream.pos = start;
|
| 202 |
+
return false;
|
| 203 |
+
}
|
| 204 |
+
|
| 205 |
+
class IdentToken extends Token {
|
| 206 |
+
constructor(stream, start, end) {
|
| 207 |
+
super(stream, start, end);
|
| 208 |
+
this.type = 'ident';
|
| 209 |
+
}
|
| 210 |
+
}
|
| 211 |
+
|
| 212 |
+
function isIdentStart(code) {
|
| 213 |
+
return code === UNDERSCORE || _emmetio_streamReaderUtils.isAlpha(code) || code >= 128;
|
| 214 |
+
}
|
| 215 |
+
|
| 216 |
+
function isIdent(code) {
|
| 217 |
+
return _emmetio_streamReaderUtils.isNumber(code) || isIdentStart(code);
|
| 218 |
+
}
|
| 219 |
+
|
| 220 |
+
/**
|
| 221 |
+
* Consumes at-keyword from given stream
|
| 222 |
+
*/
|
| 223 |
+
var atKeyword = function(stream) {
|
| 224 |
+
const start = stream.pos;
|
| 225 |
+
|
| 226 |
+
if (stream.eatWhile(64 /* @ */)) {
|
| 227 |
+
const name = eatIdent(stream);
|
| 228 |
+
if (name) {
|
| 229 |
+
return new AtKeywordToken(name, stream, start);
|
| 230 |
+
}
|
| 231 |
+
}
|
| 232 |
+
|
| 233 |
+
stream.pos = start;
|
| 234 |
+
};
|
| 235 |
+
|
| 236 |
+
class AtKeywordToken extends Token {
|
| 237 |
+
constructor(name, stream, start, end) {
|
| 238 |
+
super(stream, start, end);
|
| 239 |
+
this.type = 'at-keyword';
|
| 240 |
+
this.name = name;
|
| 241 |
+
}
|
| 242 |
+
}
|
| 243 |
+
|
| 244 |
+
/**
|
| 245 |
+
* Consumes quoted string from current string and returns token with consumed
|
| 246 |
+
* data or `null`, if string wasn’t consumed
|
| 247 |
+
* @param {StreamReader} stream
|
| 248 |
+
* @return {StringToken}
|
| 249 |
+
*/
|
| 250 |
+
function eatString(stream) {
|
| 251 |
+
const start = stream.pos;
|
| 252 |
+
let ch = stream.peek(), pos;
|
| 253 |
+
|
| 254 |
+
if (_emmetio_streamReaderUtils.isQuote(ch)) {
|
| 255 |
+
stream.next();
|
| 256 |
+
const quote = ch;
|
| 257 |
+
const valueStart = stream.pos;
|
| 258 |
+
|
| 259 |
+
while (!stream.eof()) {
|
| 260 |
+
pos = stream.pos;
|
| 261 |
+
if (stream.eat(quote) || stream.eat(isNewline)) {
|
| 262 |
+
// found end of string or newline without preceding '\',
|
| 263 |
+
// which is not allowed (don’t throw error, for now)
|
| 264 |
+
break;
|
| 265 |
+
} else if (stream.eat(92) /* \ */) {
|
| 266 |
+
// backslash allows newline in string
|
| 267 |
+
stream.eat(isNewline);
|
| 268 |
+
}
|
| 269 |
+
|
| 270 |
+
stream.next();
|
| 271 |
+
}
|
| 272 |
+
|
| 273 |
+
// either reached EOF or explicitly stopped at string end
|
| 274 |
+
return new StringToken(
|
| 275 |
+
String.fromCharCode(quote),
|
| 276 |
+
new Token(stream, valueStart, pos),
|
| 277 |
+
stream,
|
| 278 |
+
start
|
| 279 |
+
);
|
| 280 |
+
}
|
| 281 |
+
|
| 282 |
+
stream.pos = start;
|
| 283 |
+
return null;
|
| 284 |
+
}
|
| 285 |
+
|
| 286 |
+
class StringToken extends Token {
|
| 287 |
+
constructor(quote, value, stream, start, end) {
|
| 288 |
+
super(stream, start, end);
|
| 289 |
+
this.type = 'string';
|
| 290 |
+
this.quote = quote;
|
| 291 |
+
this.value = value;
|
| 292 |
+
}
|
| 293 |
+
}
|
| 294 |
+
|
| 295 |
+
function isNewline(code) {
|
| 296 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 297 |
+
}
|
| 298 |
+
|
| 299 |
+
const SINGLE_LINE = 1;
|
| 300 |
+
const MULTI_LINE = 2;
|
| 301 |
+
|
| 302 |
+
const ASTERISK = 42;
|
| 303 |
+
const SLASH = 47;
|
| 304 |
+
|
| 305 |
+
/**
|
| 306 |
+
* Consumes comment from given stream: either multi-line or single-line
|
| 307 |
+
* @param {StreamReader} stream
|
| 308 |
+
* @return {CommentToken}
|
| 309 |
+
*/
|
| 310 |
+
var eatComment = function(stream) {
|
| 311 |
+
const start = stream.pos;
|
| 312 |
+
|
| 313 |
+
switch (isCommentStart(stream, true)) {
|
| 314 |
+
case SINGLE_LINE:
|
| 315 |
+
// single-line comment, consume till the end of line
|
| 316 |
+
stream.eatWhile(notLineBreak);
|
| 317 |
+
stream.eat(isLineBreak);
|
| 318 |
+
return new CommentToken(stream, start);
|
| 319 |
+
|
| 320 |
+
case MULTI_LINE:
|
| 321 |
+
while (!stream.eof()) {
|
| 322 |
+
if (stream.next() === ASTERISK && stream.eat(SLASH)) {
|
| 323 |
+
break;
|
| 324 |
+
}
|
| 325 |
+
}
|
| 326 |
+
|
| 327 |
+
return new CommentToken(stream, start);
|
| 328 |
+
}
|
| 329 |
+
|
| 330 |
+
stream.pos = start;
|
| 331 |
+
};
|
| 332 |
+
|
| 333 |
+
/**
|
| 334 |
+
* Eats comment start, if possible
|
| 335 |
+
* @param {StreamReader} stream
|
| 336 |
+
* @param {Boolean} consume Keep tream position at the end of comment start,
|
| 337 |
+
* if matched
|
| 338 |
+
* @return {Number} Returns type of comment, if consumed
|
| 339 |
+
*/
|
| 340 |
+
function isCommentStart(stream, consume) {
|
| 341 |
+
const start = stream.start;
|
| 342 |
+
const pos = stream.pos;
|
| 343 |
+
let result = 0;
|
| 344 |
+
|
| 345 |
+
if (stream.eat(SLASH)) {
|
| 346 |
+
if (stream.eat(SLASH)) {
|
| 347 |
+
result = SINGLE_LINE;
|
| 348 |
+
} else if (stream.eat(ASTERISK)) {
|
| 349 |
+
result = MULTI_LINE;
|
| 350 |
+
}
|
| 351 |
+
}
|
| 352 |
+
|
| 353 |
+
if (result && consume) {
|
| 354 |
+
stream.start = pos;
|
| 355 |
+
} else {
|
| 356 |
+
stream.pos = pos;
|
| 357 |
+
}
|
| 358 |
+
|
| 359 |
+
return result;
|
| 360 |
+
}
|
| 361 |
+
|
| 362 |
+
class CommentToken extends Token {
|
| 363 |
+
constructor(stream, start, end) {
|
| 364 |
+
super(stream, start, end);
|
| 365 |
+
this.type = 'comment';
|
| 366 |
+
}
|
| 367 |
+
}
|
| 368 |
+
|
| 369 |
+
function isLineBreak(code) {
|
| 370 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 371 |
+
}
|
| 372 |
+
|
| 373 |
+
function notLineBreak(code) {
|
| 374 |
+
return !isLineBreak(code);
|
| 375 |
+
}
|
| 376 |
+
|
| 377 |
+
const ATTR_START = 91; // [
|
| 378 |
+
const ATTR_END = 93; // ]
|
| 379 |
+
|
| 380 |
+
/**
|
| 381 |
+
* Consumes attribute from given string, e.g. value between [ and ]
|
| 382 |
+
* @param {StreamReader} stream
|
| 383 |
+
* @return {AttributeToken}
|
| 384 |
+
*/
|
| 385 |
+
function eatAttribuite(stream) {
|
| 386 |
+
const start = stream.pos;
|
| 387 |
+
|
| 388 |
+
if (stream.eat(ATTR_START)) {
|
| 389 |
+
skip(stream);
|
| 390 |
+
const name = eatIdent(stream);
|
| 391 |
+
|
| 392 |
+
skip(stream);
|
| 393 |
+
const opStart = stream.pos;
|
| 394 |
+
stream.eatWhile(isOperator);
|
| 395 |
+
const operator = new Token(stream, opStart);
|
| 396 |
+
|
| 397 |
+
skip(stream);
|
| 398 |
+
const value = eatString(stream) || eatIdent(stream);
|
| 399 |
+
|
| 400 |
+
// in case of invalid attribute definition, consume till the end of attribute
|
| 401 |
+
while (!stream.eof()) {
|
| 402 |
+
if (stream.eat(ATTR_END)) {
|
| 403 |
+
break;
|
| 404 |
+
} else if (!skip(stream) && !eatIdent(stream) && !eatString(stream)) {
|
| 405 |
+
stream.next();
|
| 406 |
+
}
|
| 407 |
+
}
|
| 408 |
+
|
| 409 |
+
return new AttributeToken(name, value, operator, stream, start);
|
| 410 |
+
}
|
| 411 |
+
}
|
| 412 |
+
|
| 413 |
+
class AttributeToken extends Token {
|
| 414 |
+
constructor(name, value, operator, stream, start, end) {
|
| 415 |
+
super(stream, start, end);
|
| 416 |
+
this.type = 'attribute';
|
| 417 |
+
this.name = name;
|
| 418 |
+
this.value = value;
|
| 419 |
+
this.operator = operator;
|
| 420 |
+
}
|
| 421 |
+
}
|
| 422 |
+
|
| 423 |
+
function skip(stream) {
|
| 424 |
+
while (!stream.eof()) {
|
| 425 |
+
if (!stream.eatWhile(_emmetio_streamReaderUtils.isSpace) || !eatComment(stream)) {
|
| 426 |
+
return true;
|
| 427 |
+
}
|
| 428 |
+
}
|
| 429 |
+
}
|
| 430 |
+
|
| 431 |
+
function isOperator(code) {
|
| 432 |
+
return code === 126 /* ~ */
|
| 433 |
+
|| code === 124 /* | */
|
| 434 |
+
|| code === 94 /* ^ */
|
| 435 |
+
|| code === 36 /* $ */
|
| 436 |
+
|| code === 42 /* * */
|
| 437 |
+
|| code === 61; /* = */
|
| 438 |
+
}
|
| 439 |
+
|
| 440 |
+
/**
|
| 441 |
+
* Consumes class fragment from given stream, e.g. `.foo`
|
| 442 |
+
* @param {StreamReader} stream
|
| 443 |
+
* @return {ClassToken}
|
| 444 |
+
*/
|
| 445 |
+
function eatClass(stream) {
|
| 446 |
+
const start = stream.pos;
|
| 447 |
+
|
| 448 |
+
if (stream.eat(46 /* . */)) {
|
| 449 |
+
return new ClassToken(eatIdent(stream), stream, start);
|
| 450 |
+
}
|
| 451 |
+
}
|
| 452 |
+
|
| 453 |
+
class ClassToken extends Token {
|
| 454 |
+
constructor(name, stream, start, end) {
|
| 455 |
+
super(stream, start, end);
|
| 456 |
+
this.type = 'class';
|
| 457 |
+
this.name = name;
|
| 458 |
+
}
|
| 459 |
+
}
|
| 460 |
+
|
| 461 |
+
const ADJACENT_SIBLING = 43; // +
|
| 462 |
+
const GENERAL_SIBLING = 126; // ~
|
| 463 |
+
const CHILD = 62; // >
|
| 464 |
+
const NESTING = 38; // &
|
| 465 |
+
|
| 466 |
+
/**
|
| 467 |
+
* Consumes combinator token from given string
|
| 468 |
+
*/
|
| 469 |
+
var combinator = function(stream) {
|
| 470 |
+
if (isCombinator(stream.peek())) {
|
| 471 |
+
const start = stream.pos;
|
| 472 |
+
return new CombinatorToken(stream.next(), stream, start);
|
| 473 |
+
}
|
| 474 |
+
};
|
| 475 |
+
|
| 476 |
+
function isCombinator(code) {
|
| 477 |
+
return code === ADJACENT_SIBLING || code === GENERAL_SIBLING
|
| 478 |
+
|| code === NESTING || code === CHILD;
|
| 479 |
+
}
|
| 480 |
+
|
| 481 |
+
class CombinatorToken extends Token {
|
| 482 |
+
constructor(code, stream, start, end) {
|
| 483 |
+
super(stream, start, end);
|
| 484 |
+
this.type = 'combinator';
|
| 485 |
+
this.code = code;
|
| 486 |
+
|
| 487 |
+
this.adjacentSibling = code === ADJACENT_SIBLING;
|
| 488 |
+
this.generalSibling = code === GENERAL_SIBLING;
|
| 489 |
+
this.child = code === CHILD;
|
| 490 |
+
this.nesting = code === NESTING;
|
| 491 |
+
}
|
| 492 |
+
}
|
| 493 |
+
|
| 494 |
+
function eatHash(stream) {
|
| 495 |
+
const start = stream.pos;
|
| 496 |
+
|
| 497 |
+
if (stream.eat(35 /* # */)) {
|
| 498 |
+
stream.start = stream.pos;
|
| 499 |
+
stream.eatWhile(isHashValue);
|
| 500 |
+
return new HashToken(new Token(stream), stream, start);
|
| 501 |
+
}
|
| 502 |
+
|
| 503 |
+
stream.pos = start;
|
| 504 |
+
}
|
| 505 |
+
|
| 506 |
+
function isHashValue(code) {
|
| 507 |
+
return _emmetio_streamReaderUtils.isNumber(code) || _emmetio_streamReaderUtils.isAlpha(code, 65 /* A */, 70 /* F */)
|
| 508 |
+
|| code === 95 /* _ */ || code === 45 /* - */
|
| 509 |
+
|| code > 128 /* non-ASCII */
|
| 510 |
+
}
|
| 511 |
+
|
| 512 |
+
class HashToken extends Token {
|
| 513 |
+
constructor(value, stream, start, end) {
|
| 514 |
+
super(stream, start, end);
|
| 515 |
+
this.type = 'hash';
|
| 516 |
+
this.value = value;
|
| 517 |
+
}
|
| 518 |
+
}
|
| 519 |
+
|
| 520 |
+
/**
|
| 521 |
+
* Consumes id fragment from given stream, e.g. `#foo`
|
| 522 |
+
* @param {StreamReader} stream
|
| 523 |
+
* @return {IdToken}
|
| 524 |
+
*/
|
| 525 |
+
function eatId(stream) {
|
| 526 |
+
const start = stream.pos;
|
| 527 |
+
|
| 528 |
+
if (stream.eat(35 /* # */)) {
|
| 529 |
+
return new IdToken(eatIdent(stream), stream, start);
|
| 530 |
+
}
|
| 531 |
+
}
|
| 532 |
+
|
| 533 |
+
class IdToken extends Token {
|
| 534 |
+
constructor(name, stream, start, end) {
|
| 535 |
+
super(stream, start, end);
|
| 536 |
+
this.type = 'id';
|
| 537 |
+
this.name = name;
|
| 538 |
+
}
|
| 539 |
+
}
|
| 540 |
+
|
| 541 |
+
const DOT = 46; // .
|
| 542 |
+
|
| 543 |
+
/**
|
| 544 |
+
* Consumes number from given string, e.g. `10px`
|
| 545 |
+
* @param {StreamReader} stream
|
| 546 |
+
* @return {NumberToken}
|
| 547 |
+
*/
|
| 548 |
+
function eatNumber(stream) {
|
| 549 |
+
const start = stream.pos;
|
| 550 |
+
const num = getNumToken(stream);
|
| 551 |
+
if (num) {
|
| 552 |
+
return new NumberToken(num, eatPercent(stream) || eatIdent(stream), stream, start);
|
| 553 |
+
}
|
| 554 |
+
}
|
| 555 |
+
|
| 556 |
+
function getNumToken(stream) {
|
| 557 |
+
const start = stream.pos;
|
| 558 |
+
|
| 559 |
+
stream.eat(isOperator$1);
|
| 560 |
+
if (stream.eatWhile(_emmetio_streamReaderUtils.isNumber)) {
|
| 561 |
+
let end = stream.pos;
|
| 562 |
+
if (stream.eat(DOT) && stream.eatWhile(_emmetio_streamReaderUtils.isNumber)) {
|
| 563 |
+
end = stream.pos;
|
| 564 |
+
} else {
|
| 565 |
+
stream.pos = end;
|
| 566 |
+
}
|
| 567 |
+
|
| 568 |
+
return new NumToken(stream, start, end);
|
| 569 |
+
} else if (stream.eat(DOT) && stream.eatWhile(_emmetio_streamReaderUtils.isNumber)) {
|
| 570 |
+
return new NumToken(stream, start);
|
| 571 |
+
}
|
| 572 |
+
|
| 573 |
+
stream.pos = start;
|
| 574 |
+
}
|
| 575 |
+
|
| 576 |
+
function eatPercent(stream) {
|
| 577 |
+
if (stream.peek() === 37 /* % */) {
|
| 578 |
+
const start = stream.pos;
|
| 579 |
+
stream.next();
|
| 580 |
+
return new Token(stream, start);
|
| 581 |
+
}
|
| 582 |
+
}
|
| 583 |
+
|
| 584 |
+
function isOperator$1(code) {
|
| 585 |
+
return code === 45 /* - */ || code === 43 /* + */;
|
| 586 |
+
}
|
| 587 |
+
|
| 588 |
+
class NumberToken extends Token {
|
| 589 |
+
constructor(number, unit, stream, start, end) {
|
| 590 |
+
super(stream, start, end);
|
| 591 |
+
this.type = 'number';
|
| 592 |
+
this.number = number;
|
| 593 |
+
this.unit = unit;
|
| 594 |
+
}
|
| 595 |
+
}
|
| 596 |
+
|
| 597 |
+
class NumToken extends Token {
|
| 598 |
+
constructor(stream, start, end) {
|
| 599 |
+
super(stream, start, end);
|
| 600 |
+
this.type = 'num';
|
| 601 |
+
}
|
| 602 |
+
|
| 603 |
+
toNumber() {
|
| 604 |
+
return parseFloat(this.valueOf());
|
| 605 |
+
}
|
| 606 |
+
}
|
| 607 |
+
|
| 608 |
+
/**
|
| 609 |
+
* Consumes unquoted value from given stream
|
| 610 |
+
* @param {StreamReader} stream
|
| 611 |
+
* @return {UnquotedToken}
|
| 612 |
+
*/
|
| 613 |
+
var unquoted = function(stream) {
|
| 614 |
+
const start = stream.pos;
|
| 615 |
+
if (stream.eatWhile(isUnquoted)) {
|
| 616 |
+
return new UnquotedToken(stream, start);
|
| 617 |
+
}
|
| 618 |
+
};
|
| 619 |
+
|
| 620 |
+
function isUnquoted(code) {
|
| 621 |
+
return !isNaN(code) && !_emmetio_streamReaderUtils.isQuote(code) && !_emmetio_streamReaderUtils.isSpace(code)
|
| 622 |
+
&& code !== 40 /* ( */ && code !== 41 /* ) */ && code !== 92 /* \ */
|
| 623 |
+
&& !isNonPrintable(code);
|
| 624 |
+
}
|
| 625 |
+
|
| 626 |
+
function isNonPrintable(code) {
|
| 627 |
+
return (code >= 0 && code <= 8) || code === 11
|
| 628 |
+
|| (code >= 14 && code <= 31) || code === 127;
|
| 629 |
+
}
|
| 630 |
+
|
| 631 |
+
class UnquotedToken extends Token {
|
| 632 |
+
constructor(stream, start, end) {
|
| 633 |
+
super(stream, start, end);
|
| 634 |
+
this.type = 'unquoted';
|
| 635 |
+
}
|
| 636 |
+
}
|
| 637 |
+
|
| 638 |
+
/**
|
| 639 |
+
* Consumes URL token from given stream
|
| 640 |
+
* @param {StreamReader} stream
|
| 641 |
+
* @return {UrlToken}
|
| 642 |
+
*/
|
| 643 |
+
var url = function(stream) {
|
| 644 |
+
const start = stream.pos;
|
| 645 |
+
|
| 646 |
+
if (stream.eat(117) && stream.eat(114) && stream.eat(108) && stream.eat(40)) {
|
| 647 |
+
// consumed `url(`
|
| 648 |
+
stream.eatWhile(_emmetio_streamReaderUtils.isSpace);
|
| 649 |
+
const value = eatString(stream) || unquoted(stream);
|
| 650 |
+
stream.eatWhile(_emmetio_streamReaderUtils.isSpace);
|
| 651 |
+
stream.eat(41); // )
|
| 652 |
+
return new UrlToken(value, stream, start);
|
| 653 |
+
}
|
| 654 |
+
|
| 655 |
+
stream.pos = start;
|
| 656 |
+
};
|
| 657 |
+
|
| 658 |
+
class UrlToken extends Token {
|
| 659 |
+
constructor(value, stream, start, end) {
|
| 660 |
+
super(stream, start, end);
|
| 661 |
+
this.type = 'url';
|
| 662 |
+
this.value = value;
|
| 663 |
+
}
|
| 664 |
+
}
|
| 665 |
+
|
| 666 |
+
/**
|
| 667 |
+
* Consumes SCSS variable from given stream
|
| 668 |
+
*/
|
| 669 |
+
var variable = function(stream) {
|
| 670 |
+
const start = stream.pos;
|
| 671 |
+
|
| 672 |
+
if (stream.eatWhile(36 /* $ */)) {
|
| 673 |
+
const name = eatIdent(stream);
|
| 674 |
+
if (name) {
|
| 675 |
+
return new VariableToken(name, stream, start);
|
| 676 |
+
}
|
| 677 |
+
}
|
| 678 |
+
|
| 679 |
+
stream.pos = start;
|
| 680 |
+
};
|
| 681 |
+
|
| 682 |
+
class VariableToken extends Token {
|
| 683 |
+
constructor(name, stream, start, end) {
|
| 684 |
+
super(stream, start, end);
|
| 685 |
+
this.type = 'variable';
|
| 686 |
+
this.name = name;
|
| 687 |
+
}
|
| 688 |
+
}
|
| 689 |
+
|
| 690 |
+
/**
|
| 691 |
+
* Consumes white-space tokens from given stream
|
| 692 |
+
*/
|
| 693 |
+
function eatWhitespace(stream) {
|
| 694 |
+
const start = stream.pos;
|
| 695 |
+
if (stream.eatWhile(_emmetio_streamReaderUtils.isSpace)) {
|
| 696 |
+
return new WhiteSpaceToken(stream, start);
|
| 697 |
+
}
|
| 698 |
+
}
|
| 699 |
+
|
| 700 |
+
class WhiteSpaceToken extends Token {
|
| 701 |
+
constructor(stream, start, end) {
|
| 702 |
+
super(stream, start, end);
|
| 703 |
+
this.type = 'whitespace';
|
| 704 |
+
}
|
| 705 |
+
}
|
| 706 |
+
|
| 707 |
+
/**
|
| 708 |
+
* A token that represents a function call or definition
|
| 709 |
+
*/
|
| 710 |
+
class FunctionToken extends Token {
|
| 711 |
+
constructor(name, args, stream) {
|
| 712 |
+
super(stream, name.start, args.end);
|
| 713 |
+
this.name = name;
|
| 714 |
+
this.arguments = args;
|
| 715 |
+
this.type = 'function';
|
| 716 |
+
}
|
| 717 |
+
}
|
| 718 |
+
|
| 719 |
+
/**
|
| 720 |
+
* Group tokens by commonly used context
|
| 721 |
+
*/
|
| 722 |
+
|
| 723 |
+
function consumeToken(stream) {
|
| 724 |
+
const _token = any(stream) || args(stream, consumeToken);
|
| 725 |
+
if (_token && _token.type === 'ident') {
|
| 726 |
+
const _args = args(stream, consumeToken);
|
| 727 |
+
if (_args) {
|
| 728 |
+
// An identifier followed by arguments – function call
|
| 729 |
+
return new FunctionToken(_token, _args, stream);
|
| 730 |
+
}
|
| 731 |
+
}
|
| 732 |
+
|
| 733 |
+
return _token;
|
| 734 |
+
}
|
| 735 |
+
|
| 736 |
+
function any(stream) {
|
| 737 |
+
return url(stream) || selector(stream) || value(stream) || keyword(stream)
|
| 738 |
+
|| separator(stream) || formatting(stream);
|
| 739 |
+
}
|
| 740 |
+
|
| 741 |
+
function selector(stream) {
|
| 742 |
+
return eatIdent(stream) || eatClass(stream) || eatId(stream) || eatAttribuite(stream)
|
| 743 |
+
|| atKeyword(stream) || combinator(stream);
|
| 744 |
+
}
|
| 745 |
+
|
| 746 |
+
function keyword(stream) {
|
| 747 |
+
return variable(stream) || atKeyword(stream) || eatIdent(stream);
|
| 748 |
+
}
|
| 749 |
+
|
| 750 |
+
function value(stream) {
|
| 751 |
+
return eatString(stream) || eatNumber(stream) || eatHash(stream) || url(stream);
|
| 752 |
+
}
|
| 753 |
+
|
| 754 |
+
function formatting(stream) {
|
| 755 |
+
return eatComment(stream) || eatWhitespace(stream);
|
| 756 |
+
}
|
| 757 |
+
|
| 758 |
+
function fragments(stream, items) {
|
| 759 |
+
return new FragmentsToken(stream, items);
|
| 760 |
+
}
|
| 761 |
+
|
| 762 |
+
function unknown(stream) {
|
| 763 |
+
return new Token(stream);
|
| 764 |
+
}
|
| 765 |
+
|
| 766 |
+
/**
|
| 767 |
+
* Consumes pseudo-selector from given stream
|
| 768 |
+
*/
|
| 769 |
+
class PseudoToken extends Token {
|
| 770 |
+
constructor(name, stream, start, end) {
|
| 771 |
+
super(stream, start, end);
|
| 772 |
+
this.type = 'pseudo';
|
| 773 |
+
this.name = name;
|
| 774 |
+
}
|
| 775 |
+
}
|
| 776 |
+
|
| 777 |
+
/**
|
| 778 |
+
* Separates given list of tokens by specified separator
|
| 779 |
+
* @param {Token[]} tokens
|
| 780 |
+
* @param {*|Function} sep
|
| 781 |
+
* @return {Array[]}
|
| 782 |
+
*/
|
| 783 |
+
function splitList(tokens, sep) {
|
| 784 |
+
if (!tokens.length) {
|
| 785 |
+
return [];
|
| 786 |
+
}
|
| 787 |
+
|
| 788 |
+
let itemTokens = [];
|
| 789 |
+
const list = [];
|
| 790 |
+
const test = typeof sep === 'function'
|
| 791 |
+
? sep
|
| 792 |
+
: token => token === sep || token.type === sep;
|
| 793 |
+
|
| 794 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 795 |
+
if (test(tokens[i])) {
|
| 796 |
+
if (itemTokens.length) {
|
| 797 |
+
list.push(itemTokens);
|
| 798 |
+
}
|
| 799 |
+
|
| 800 |
+
itemTokens = [];
|
| 801 |
+
} else {
|
| 802 |
+
itemTokens.push(tokens[i]);
|
| 803 |
+
}
|
| 804 |
+
}
|
| 805 |
+
|
| 806 |
+
if (itemTokens.length) {
|
| 807 |
+
list.push(itemTokens);
|
| 808 |
+
}
|
| 809 |
+
|
| 810 |
+
return list;
|
| 811 |
+
}
|
| 812 |
+
|
| 813 |
+
/**
|
| 814 |
+
* Removes tokens that matches given criteria from start and end of given list
|
| 815 |
+
* @param {Token[]} tokens
|
| 816 |
+
* @param {Function} test
|
| 817 |
+
* @return {Token[]}
|
| 818 |
+
*/
|
| 819 |
+
function trimTokens(tokens, test) {
|
| 820 |
+
tokens = tokens.slice();
|
| 821 |
+
|
| 822 |
+
while (tokens.length) {
|
| 823 |
+
if (!test(tokens[0])) {
|
| 824 |
+
break;
|
| 825 |
+
}
|
| 826 |
+
tokens.shift();
|
| 827 |
+
}
|
| 828 |
+
|
| 829 |
+
while (tokens.length) {
|
| 830 |
+
if (!test(tokens[tokens.length - 1])) {
|
| 831 |
+
break;
|
| 832 |
+
}
|
| 833 |
+
tokens.pop();
|
| 834 |
+
}
|
| 835 |
+
|
| 836 |
+
return tokens;
|
| 837 |
+
}
|
| 838 |
+
|
| 839 |
+
/**
|
| 840 |
+
* Trims formatting tokens (whitespace and comments) from the beginning and end
|
| 841 |
+
* of given token list
|
| 842 |
+
* @param {Token[]} tokens
|
| 843 |
+
* @return {Token[]}
|
| 844 |
+
*/
|
| 845 |
+
function trimFormatting(tokens) {
|
| 846 |
+
return trimTokens(tokens, isFormattingToken);
|
| 847 |
+
}
|
| 848 |
+
|
| 849 |
+
/**
|
| 850 |
+
* Check if given token is a formatting one (whitespace or comment)
|
| 851 |
+
* @param {Token} token
|
| 852 |
+
* @return {Boolean}
|
| 853 |
+
*/
|
| 854 |
+
function isFormattingToken(token) {
|
| 855 |
+
return token.type === 'comment' || token.type === 'whitespace';
|
| 856 |
+
}
|
| 857 |
+
|
| 858 |
+
function commaSeparator$1(token) {
|
| 859 |
+
return token.comma;
|
| 860 |
+
}
|
| 861 |
+
|
| 862 |
+
/**
|
| 863 |
+
* Creates CSS rule frmo given tokens
|
| 864 |
+
* @param {StreamReader} stream
|
| 865 |
+
* @param {Token[]} tokens
|
| 866 |
+
* @param {Token} [contentStart]
|
| 867 |
+
* @param {Token} [contentEnd]
|
| 868 |
+
* @return {Rule}
|
| 869 |
+
*/
|
| 870 |
+
function createRule(stream, tokens, contentStart, contentEnd) {
|
| 871 |
+
tokens = replacePseudo(trimFormatting(tokens));
|
| 872 |
+
|
| 873 |
+
if (!tokens.length) {
|
| 874 |
+
return null;
|
| 875 |
+
}
|
| 876 |
+
|
| 877 |
+
if (tokens[0].type === 'at-keyword') {
|
| 878 |
+
return new AtRule(tokens.shift(), createItemList(stream, tokens),
|
| 879 |
+
contentStart, contentEnd);
|
| 880 |
+
}
|
| 881 |
+
|
| 882 |
+
return new Rule(createItemList(stream, tokens), contentStart, contentEnd);
|
| 883 |
+
}
|
| 884 |
+
|
| 885 |
+
/**
|
| 886 |
+
* Represents CSS rule
|
| 887 |
+
* @type {Node}
|
| 888 |
+
*/
|
| 889 |
+
class Rule {
|
| 890 |
+
/**
|
| 891 |
+
* @param {Token} name Rule name token
|
| 892 |
+
* @param {Token} contentStart Rule’s content start token
|
| 893 |
+
* @param {Token} [contentEnd] Rule’s content end token
|
| 894 |
+
*/
|
| 895 |
+
constructor(name, contentStart, contentEnd) {
|
| 896 |
+
this.type = 'rule';
|
| 897 |
+
this.nameToken = name;
|
| 898 |
+
this.contentStart = contentStart;
|
| 899 |
+
this.contentEnd = contentEnd;
|
| 900 |
+
|
| 901 |
+
this.children = [];
|
| 902 |
+
this.parent = null;
|
| 903 |
+
}
|
| 904 |
+
|
| 905 |
+
/**
|
| 906 |
+
* Returns node name
|
| 907 |
+
* @return {String}
|
| 908 |
+
*/
|
| 909 |
+
get name() {
|
| 910 |
+
return this.nameToken && this.nameToken.valueOf();
|
| 911 |
+
}
|
| 912 |
+
|
| 913 |
+
/**
|
| 914 |
+
* Returns node’s start position in stream
|
| 915 |
+
* @return {*}
|
| 916 |
+
*/
|
| 917 |
+
get start() {
|
| 918 |
+
return this.nameToken && this.nameToken.start;
|
| 919 |
+
}
|
| 920 |
+
|
| 921 |
+
/**
|
| 922 |
+
* Returns node’s end position in stream
|
| 923 |
+
* @return {*}
|
| 924 |
+
*/
|
| 925 |
+
get end() {
|
| 926 |
+
if (this.contentEnd) {
|
| 927 |
+
return this.contentEnd.end;
|
| 928 |
+
}
|
| 929 |
+
return this.contentStart ? this.contentStart.end : this.nameToken.end;
|
| 930 |
+
}
|
| 931 |
+
|
| 932 |
+
get firstChild() {
|
| 933 |
+
return this.children[0];
|
| 934 |
+
}
|
| 935 |
+
|
| 936 |
+
get nextSibling() {
|
| 937 |
+
const ix = this.getIndex();
|
| 938 |
+
return ix !== -1 ? this.parent.children[ix + 1] : null;
|
| 939 |
+
}
|
| 940 |
+
|
| 941 |
+
get previousSibling() {
|
| 942 |
+
const ix = this.getIndex();
|
| 943 |
+
return ix !== -1 ? this.parent.children[ix - 1] : null;
|
| 944 |
+
}
|
| 945 |
+
|
| 946 |
+
/**
|
| 947 |
+
* Returns current element’s index in parent list of child nodes
|
| 948 |
+
* @return {Number}
|
| 949 |
+
*/
|
| 950 |
+
getIndex() {
|
| 951 |
+
return this.parent ? this.parent.children.indexOf(this) : -1;
|
| 952 |
+
}
|
| 953 |
+
|
| 954 |
+
/**
|
| 955 |
+
* Adds given node as a child
|
| 956 |
+
* @param {Node} node
|
| 957 |
+
* @return {Node} Current node
|
| 958 |
+
*/
|
| 959 |
+
addChild(node) {
|
| 960 |
+
if (node) {
|
| 961 |
+
this.removeChild(node);
|
| 962 |
+
this.children.push(node);
|
| 963 |
+
node.parent = this;
|
| 964 |
+
}
|
| 965 |
+
return this;
|
| 966 |
+
}
|
| 967 |
+
|
| 968 |
+
/**
|
| 969 |
+
* Removes given node from current node’s child list
|
| 970 |
+
* @param {Node} node
|
| 971 |
+
* @return {Node} Current node
|
| 972 |
+
*/
|
| 973 |
+
removeChild(node) {
|
| 974 |
+
if (node) {
|
| 975 |
+
const ix = this.children.indexOf(node);
|
| 976 |
+
if (ix !== -1) {
|
| 977 |
+
this.children.splice(ix, 1);
|
| 978 |
+
node.parent = null;
|
| 979 |
+
}
|
| 980 |
+
}
|
| 981 |
+
|
| 982 |
+
return this;
|
| 983 |
+
}
|
| 984 |
+
}
|
| 985 |
+
|
| 986 |
+
class AtRule extends Rule {
|
| 987 |
+
constructor(name, expressions, contentStart, contentEnd) {
|
| 988 |
+
super(name, contentStart, contentEnd);
|
| 989 |
+
this.type = 'at-rule';
|
| 990 |
+
this.expressionsToken = expressions;
|
| 991 |
+
}
|
| 992 |
+
|
| 993 |
+
get expressions() {
|
| 994 |
+
return this.expressionsToken ? this.expressionsToken.fragments : [];
|
| 995 |
+
}
|
| 996 |
+
}
|
| 997 |
+
|
| 998 |
+
/**
|
| 999 |
+
* Replaces `:` separator and following ident token with pseudo token
|
| 1000 |
+
* @param {StreamReader} stream
|
| 1001 |
+
* @param {Token[]} tokens
|
| 1002 |
+
* @return {Token[]}
|
| 1003 |
+
*/
|
| 1004 |
+
function replacePseudo(tokens) {
|
| 1005 |
+
let result = [];
|
| 1006 |
+
let pseudoStart = [];
|
| 1007 |
+
|
| 1008 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 1009 |
+
token = tokens[i];
|
| 1010 |
+
if (token.propertyDelimiter) {
|
| 1011 |
+
pseudoStart.push(token);
|
| 1012 |
+
} else if (token.type === 'ident' && pseudoStart.length) {
|
| 1013 |
+
result.push(new PseudoToken(token, token.stream, pseudoStart[0].start, token.end));
|
| 1014 |
+
pseudoStart.length = 0;
|
| 1015 |
+
} else {
|
| 1016 |
+
if (pseudoStart.length) {
|
| 1017 |
+
result = result.concat(pseudoStart);
|
| 1018 |
+
pseudoStart.length = 0;
|
| 1019 |
+
}
|
| 1020 |
+
|
| 1021 |
+
result.push(token);
|
| 1022 |
+
}
|
| 1023 |
+
}
|
| 1024 |
+
|
| 1025 |
+
return result.concat(pseudoStart);
|
| 1026 |
+
}
|
| 1027 |
+
|
| 1028 |
+
function createItemList(stream, tokens) {
|
| 1029 |
+
const items = splitList(tokens, commaSeparator$1)
|
| 1030 |
+
.map(item => fragments(stream, trimFormatting(item)));
|
| 1031 |
+
|
| 1032 |
+
return fragments(stream, items);
|
| 1033 |
+
}
|
| 1034 |
+
|
| 1035 |
+
class Stylesheet extends Rule {
|
| 1036 |
+
constructor() {
|
| 1037 |
+
super();
|
| 1038 |
+
this.type = 'stylesheet';
|
| 1039 |
+
}
|
| 1040 |
+
|
| 1041 |
+
/**
|
| 1042 |
+
* Returns node name
|
| 1043 |
+
* @return {String}
|
| 1044 |
+
*/
|
| 1045 |
+
get name() {
|
| 1046 |
+
return null;
|
| 1047 |
+
}
|
| 1048 |
+
|
| 1049 |
+
/**
|
| 1050 |
+
* Returns node’s start position in stream
|
| 1051 |
+
* @return {*}
|
| 1052 |
+
*/
|
| 1053 |
+
get start() {
|
| 1054 |
+
const node = this.children[0];
|
| 1055 |
+
return node && node.start;
|
| 1056 |
+
}
|
| 1057 |
+
|
| 1058 |
+
/**
|
| 1059 |
+
* Returns node’s end position in stream
|
| 1060 |
+
* @return {*}
|
| 1061 |
+
*/
|
| 1062 |
+
get end() {
|
| 1063 |
+
const node = this.children[this.children.length - 1];
|
| 1064 |
+
return node && node.end;
|
| 1065 |
+
}
|
| 1066 |
+
}
|
| 1067 |
+
|
| 1068 |
+
/**
|
| 1069 |
+
* Factory method that creates property node from given tokens
|
| 1070 |
+
* @param {StreamReader} stream
|
| 1071 |
+
* @param {Token[]} tokens
|
| 1072 |
+
* @return {Property}
|
| 1073 |
+
*/
|
| 1074 |
+
function createProperty(stream, tokens) {
|
| 1075 |
+
// NB in LESS, fragmented properties without value like `.foo.bar;` must be
|
| 1076 |
+
// treated like mixin call
|
| 1077 |
+
tokens = trimFormatting(tokens);
|
| 1078 |
+
|
| 1079 |
+
if (!tokens.length) {
|
| 1080 |
+
return null;
|
| 1081 |
+
}
|
| 1082 |
+
|
| 1083 |
+
// Property terminator should be at the end of token list
|
| 1084 |
+
let terminator = tokens[tokens.length - 1].propertyTerminator ? tokens.pop() : null;
|
| 1085 |
+
let name = tokens, value$$1, separator$$1;
|
| 1086 |
+
let sepIx = -1;
|
| 1087 |
+
|
| 1088 |
+
for (let i = 0, il = tokens.length; i < il; i++) {
|
| 1089 |
+
if (tokens[i].propertyDelimiter) {
|
| 1090 |
+
sepIx = i;
|
| 1091 |
+
break;
|
| 1092 |
+
}
|
| 1093 |
+
}
|
| 1094 |
+
|
| 1095 |
+
if (sepIx !== -1) {
|
| 1096 |
+
// Has explicit property separator
|
| 1097 |
+
name = tokens.slice(0, sepIx);
|
| 1098 |
+
value$$1 = tokens.slice(sepIx + 1);
|
| 1099 |
+
separator$$1 = tokens[sepIx];
|
| 1100 |
+
} else if (tokens[0] && tokens[0].type === 'at-keyword') {
|
| 1101 |
+
// Edge case for properties like `@import "foo";`: treat at-keyword as
|
| 1102 |
+
// property name, the rest tokens are value
|
| 1103 |
+
name = [tokens[0]];
|
| 1104 |
+
value$$1 = tokens.slice(1);
|
| 1105 |
+
} else {
|
| 1106 |
+
// Check for `color:red;` edge case where `:red` is parsed as pseudo-selector
|
| 1107 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 1108 |
+
if (tokens[i].type === 'pseudo') {
|
| 1109 |
+
name = tokens.slice(0, i);
|
| 1110 |
+
value$$1 = [tokens[i].name].concat(tokens.slice(i + 1));
|
| 1111 |
+
break;
|
| 1112 |
+
}
|
| 1113 |
+
}
|
| 1114 |
+
}
|
| 1115 |
+
|
| 1116 |
+
if (value$$1) {
|
| 1117 |
+
value$$1 = splitList(value$$1, commaSeparator$1)
|
| 1118 |
+
.map(item => fragments(stream, trimFormatting(item)));
|
| 1119 |
+
}
|
| 1120 |
+
|
| 1121 |
+
return new Property(
|
| 1122 |
+
fragments(stream, trimFormatting(name)),
|
| 1123 |
+
value$$1 && value$$1.length ? fragments(stream, value$$1) : null,
|
| 1124 |
+
separator$$1,
|
| 1125 |
+
terminator
|
| 1126 |
+
);
|
| 1127 |
+
}
|
| 1128 |
+
|
| 1129 |
+
class Property {
|
| 1130 |
+
constructor(name, value$$1, separator$$1, terminator) {
|
| 1131 |
+
this.type = 'property';
|
| 1132 |
+
this.nameToken = name;
|
| 1133 |
+
this.valueToken = value$$1;
|
| 1134 |
+
|
| 1135 |
+
this.separatorToken = separator$$1;
|
| 1136 |
+
this.terminatorToken = terminator;
|
| 1137 |
+
}
|
| 1138 |
+
|
| 1139 |
+
get name() {
|
| 1140 |
+
return valueOf(this.nameToken);
|
| 1141 |
+
}
|
| 1142 |
+
|
| 1143 |
+
get value() {
|
| 1144 |
+
return valueOf(this.valueToken);
|
| 1145 |
+
}
|
| 1146 |
+
|
| 1147 |
+
get separator() {
|
| 1148 |
+
return valueOf(this.separatorToken);
|
| 1149 |
+
}
|
| 1150 |
+
|
| 1151 |
+
get terminator() {
|
| 1152 |
+
return valueOf(this.terminatorToken);
|
| 1153 |
+
}
|
| 1154 |
+
|
| 1155 |
+
get start() {
|
| 1156 |
+
return this.nameToken && this.nameToken.start;
|
| 1157 |
+
}
|
| 1158 |
+
|
| 1159 |
+
get end() {
|
| 1160 |
+
const token = this.terminatorToken || this.valueToken
|
| 1161 |
+
|| this.separatorToken || this.nameToken;
|
| 1162 |
+
return token && token.end;
|
| 1163 |
+
}
|
| 1164 |
+
}
|
| 1165 |
+
|
| 1166 |
+
function valueOf(token) {
|
| 1167 |
+
return token && token.valueOf();
|
| 1168 |
+
}
|
| 1169 |
+
|
| 1170 |
+
var index = function(source) {
|
| 1171 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1172 |
+
const root = new Stylesheet();
|
| 1173 |
+
let tokens = [];
|
| 1174 |
+
let ctx = root, child, t;
|
| 1175 |
+
|
| 1176 |
+
while (!stream.eof()) {
|
| 1177 |
+
t = consumeToken(stream);
|
| 1178 |
+
|
| 1179 |
+
if (!t) {
|
| 1180 |
+
// unable to identify following character, consume it as unknown token
|
| 1181 |
+
stream.start = stream.pos;
|
| 1182 |
+
stream.next();
|
| 1183 |
+
tokens.push(unknown(stream));
|
| 1184 |
+
} else if (t.propertyTerminator) {
|
| 1185 |
+
// Tokens consumed before are CSS property
|
| 1186 |
+
tokens.push(t);
|
| 1187 |
+
ctx.addChild(createProperty(stream, tokens, t));
|
| 1188 |
+
tokens = [];
|
| 1189 |
+
} else if (t.ruleStart) {
|
| 1190 |
+
// Tokens consumed before are CSS rule
|
| 1191 |
+
child = createRule(stream, tokens, t);
|
| 1192 |
+
if (child) {
|
| 1193 |
+
ctx.addChild(child);
|
| 1194 |
+
ctx = child;
|
| 1195 |
+
}
|
| 1196 |
+
tokens = [];
|
| 1197 |
+
} else if (t.ruleEnd) {
|
| 1198 |
+
// Finalize previously consumed tokens as CSS property
|
| 1199 |
+
ctx.addChild(createProperty(stream, tokens));
|
| 1200 |
+
tokens = [];
|
| 1201 |
+
|
| 1202 |
+
// In case of invalid stylesheet with redundant `}`,
|
| 1203 |
+
// don’t modify root section.
|
| 1204 |
+
if (ctx.type !== 'root') {
|
| 1205 |
+
ctx.contentEnd = t;
|
| 1206 |
+
}
|
| 1207 |
+
|
| 1208 |
+
ctx = ctx.parent || ctx;
|
| 1209 |
+
} else {
|
| 1210 |
+
tokens.push(t);
|
| 1211 |
+
}
|
| 1212 |
+
}
|
| 1213 |
+
|
| 1214 |
+
// save unterminated tokens as property
|
| 1215 |
+
ctx.addChild(createProperty(stream, tokens));
|
| 1216 |
+
|
| 1217 |
+
return root;
|
| 1218 |
+
};
|
| 1219 |
+
|
| 1220 |
+
exports['default'] = index;
|
| 1221 |
+
exports.token = consumeToken;
|
| 1222 |
+
exports.createProperty = createProperty;
|
| 1223 |
+
exports.createRule = createRule;
|
| 1224 |
+
exports.Token = Token;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/dist/html-matcher.es.js
CHANGED
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|
| 1 |
+
import StreamReader from '@emmetio/stream-reader';
|
| 2 |
+
import { isAlpha, isNumber, isQuote, isSpace } from '@emmetio/stream-reader-utils';
|
| 3 |
+
|
| 4 |
+
/**
|
| 5 |
+
* A structure describing text fragment in content stream
|
| 6 |
+
*/
|
| 7 |
+
class Token {
|
| 8 |
+
/**
|
| 9 |
+
* @param {StreamReader} stream
|
| 10 |
+
* @param {Point} start Tokens’ start location in content stream
|
| 11 |
+
* @param {Point} end Tokens’ end location in content stream
|
| 12 |
+
*/
|
| 13 |
+
constructor(stream, start, end) {
|
| 14 |
+
this.stream = stream;
|
| 15 |
+
this.start = start != null ? start : stream.start;
|
| 16 |
+
this.end = end != null ? end : stream.pos;
|
| 17 |
+
this._value = null;
|
| 18 |
+
}
|
| 19 |
+
|
| 20 |
+
/**
|
| 21 |
+
* Returns token textual representation
|
| 22 |
+
* @return {String}
|
| 23 |
+
*/
|
| 24 |
+
toString() {
|
| 25 |
+
return `${this.valueOf()}: ${this.start}, ${this.end}`;
|
| 26 |
+
}
|
| 27 |
+
|
| 28 |
+
valueOf() {
|
| 29 |
+
if (this._value === null) {
|
| 30 |
+
const start = this.stream.start;
|
| 31 |
+
const end = this.stream.pos;
|
| 32 |
+
|
| 33 |
+
this.stream.start = this.start;
|
| 34 |
+
this.stream.pos = this.end;
|
| 35 |
+
this._value = this.stream.current();
|
| 36 |
+
|
| 37 |
+
this.stream.start = start;
|
| 38 |
+
this.stream.pos = end;
|
| 39 |
+
}
|
| 40 |
+
|
| 41 |
+
return this._value;
|
| 42 |
+
}
|
| 43 |
+
}
|
| 44 |
+
|
| 45 |
+
/**
|
| 46 |
+
* A token that contains a list of tokens
|
| 47 |
+
*/
|
| 48 |
+
class FragmentsToken extends Token {
|
| 49 |
+
constructor(stream, tokens) {
|
| 50 |
+
let start = stream.pos;
|
| 51 |
+
let end = stream.pos;
|
| 52 |
+
|
| 53 |
+
if (tokens && tokens.length) {
|
| 54 |
+
start = tokens[0].start;
|
| 55 |
+
end = tokens[tokens.length - 1].end;
|
| 56 |
+
}
|
| 57 |
+
|
| 58 |
+
super(stream, start, end);
|
| 59 |
+
this.type = 'fragments';
|
| 60 |
+
this.fragments = tokens;
|
| 61 |
+
}
|
| 62 |
+
}
|
| 63 |
+
|
| 64 |
+
const COMMA = 44; // ,
|
| 65 |
+
const PROP_DELIMITER = 58; // :
|
| 66 |
+
const PROP_TERMINATOR = 59; // ;
|
| 67 |
+
const RULE_START = 123; // {
|
| 68 |
+
const RULE_END = 125; // }
|
| 69 |
+
|
| 70 |
+
/**
|
| 71 |
+
* Consumes separator token from given string
|
| 72 |
+
*/
|
| 73 |
+
var separator = function(stream) {
|
| 74 |
+
if (isSeparator(stream.peek())) {
|
| 75 |
+
const start = stream.pos;
|
| 76 |
+
return new SeparatorToken(stream.next(), stream, start);
|
| 77 |
+
}
|
| 78 |
+
};
|
| 79 |
+
|
| 80 |
+
function isSeparator(code) {
|
| 81 |
+
return code === COMMA
|
| 82 |
+
|| code === PROP_DELIMITER || code === PROP_TERMINATOR
|
| 83 |
+
|| code === RULE_START || code === RULE_END;
|
| 84 |
+
}
|
| 85 |
+
|
| 86 |
+
class SeparatorToken extends Token {
|
| 87 |
+
constructor(code, stream, start, end) {
|
| 88 |
+
super(stream, start, end);
|
| 89 |
+
this.type = 'separator';
|
| 90 |
+
this.code = code;
|
| 91 |
+
|
| 92 |
+
this.comma = code === COMMA;
|
| 93 |
+
this.propertyDelimiter = code === PROP_DELIMITER;
|
| 94 |
+
this.propertyTerminator = code === PROP_TERMINATOR;
|
| 95 |
+
this.ruleStart = code === RULE_START;
|
| 96 |
+
this.ruleEnd = code === RULE_END;
|
| 97 |
+
}
|
| 98 |
+
}
|
| 99 |
+
|
| 100 |
+
const ARGUMENTS_START = 40; // (
|
| 101 |
+
const ARGUMENTS_END = 41; // )
|
| 102 |
+
|
| 103 |
+
var args = function(stream, tokenConsumer) {
|
| 104 |
+
const start = stream.pos;
|
| 105 |
+
|
| 106 |
+
if (stream.eat(ARGUMENTS_START)) {
|
| 107 |
+
const tokens = [];
|
| 108 |
+
let t, ch;
|
| 109 |
+
// in LESS, it’s possible to separate arguments list either by `;` or `,`.
|
| 110 |
+
// In first case, we should keep comma-separated item as a single argument
|
| 111 |
+
let usePropTerminator = false;
|
| 112 |
+
|
| 113 |
+
while (!stream.eof()) {
|
| 114 |
+
if (isUnexpectedTerminator(stream.peek()) || stream.eat(ARGUMENTS_END)) {
|
| 115 |
+
break;
|
| 116 |
+
}
|
| 117 |
+
|
| 118 |
+
t = tokenConsumer(stream);
|
| 119 |
+
if (!t) {
|
| 120 |
+
break;
|
| 121 |
+
}
|
| 122 |
+
|
| 123 |
+
if (t.propertyTerminator) {
|
| 124 |
+
usePropTerminator = true;
|
| 125 |
+
}
|
| 126 |
+
|
| 127 |
+
tokens.push(t);
|
| 128 |
+
}
|
| 129 |
+
|
| 130 |
+
return createArguments(stream, tokens, start, usePropTerminator);
|
| 131 |
+
}
|
| 132 |
+
};
|
| 133 |
+
|
| 134 |
+
function isUnexpectedTerminator(code) {
|
| 135 |
+
return code === RULE_START || code === RULE_END;
|
| 136 |
+
}
|
| 137 |
+
|
| 138 |
+
function createArguments(stream, tokens, start, usePropTerminator) {
|
| 139 |
+
const sep = usePropTerminator ? semicolonSeparator : commaSeparator;
|
| 140 |
+
const list = [];
|
| 141 |
+
let arg = [];
|
| 142 |
+
|
| 143 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 144 |
+
token = tokens[i];
|
| 145 |
+
if (sep(token)) {
|
| 146 |
+
if (arg.length) {
|
| 147 |
+
list.push(new FragmentsToken(stream, arg));
|
| 148 |
+
arg = [];
|
| 149 |
+
} else {
|
| 150 |
+
list.push(new Token(stream, token.start, token.start));
|
| 151 |
+
}
|
| 152 |
+
} else {
|
| 153 |
+
arg.push(token);
|
| 154 |
+
}
|
| 155 |
+
}
|
| 156 |
+
|
| 157 |
+
if (arg.length) {
|
| 158 |
+
list.push(new FragmentsToken(stream, arg));
|
| 159 |
+
}
|
| 160 |
+
|
| 161 |
+
return new ArgumentsToken(list, stream, start);
|
| 162 |
+
}
|
| 163 |
+
|
| 164 |
+
function commaSeparator(token) {
|
| 165 |
+
return token.comma;
|
| 166 |
+
}
|
| 167 |
+
|
| 168 |
+
function semicolonSeparator(token) {
|
| 169 |
+
return token.propertyTerminator;
|
| 170 |
+
}
|
| 171 |
+
|
| 172 |
+
/**
|
| 173 |
+
* A token that represents a set of arguments between `(` and `)`
|
| 174 |
+
*/
|
| 175 |
+
class ArgumentsToken extends Token {
|
| 176 |
+
constructor(list, stream, start, end) {
|
| 177 |
+
super(stream, start, end);
|
| 178 |
+
this.list = list;
|
| 179 |
+
this.type = 'arguments';
|
| 180 |
+
}
|
| 181 |
+
}
|
| 182 |
+
|
| 183 |
+
const HYPHEN = 45;
|
| 184 |
+
const UNDERSCORE = 95;
|
| 185 |
+
|
| 186 |
+
function eatIdent(stream) {
|
| 187 |
+
const start = stream.pos;
|
| 188 |
+
|
| 189 |
+
stream.eat(HYPHEN);
|
| 190 |
+
if (stream.eat(isIdentStart)) {
|
| 191 |
+
stream.eatWhile(isIdent);
|
| 192 |
+
return new IdentToken(stream, start);
|
| 193 |
+
}
|
| 194 |
+
|
| 195 |
+
stream.pos = start;
|
| 196 |
+
return false;
|
| 197 |
+
}
|
| 198 |
+
|
| 199 |
+
class IdentToken extends Token {
|
| 200 |
+
constructor(stream, start, end) {
|
| 201 |
+
super(stream, start, end);
|
| 202 |
+
this.type = 'ident';
|
| 203 |
+
}
|
| 204 |
+
}
|
| 205 |
+
|
| 206 |
+
function isIdentStart(code) {
|
| 207 |
+
return code === UNDERSCORE || isAlpha(code) || code >= 128;
|
| 208 |
+
}
|
| 209 |
+
|
| 210 |
+
function isIdent(code) {
|
| 211 |
+
return isNumber(code) || isIdentStart(code);
|
| 212 |
+
}
|
| 213 |
+
|
| 214 |
+
/**
|
| 215 |
+
* Consumes at-keyword from given stream
|
| 216 |
+
*/
|
| 217 |
+
var atKeyword = function(stream) {
|
| 218 |
+
const start = stream.pos;
|
| 219 |
+
|
| 220 |
+
if (stream.eatWhile(64 /* @ */)) {
|
| 221 |
+
const name = eatIdent(stream);
|
| 222 |
+
if (name) {
|
| 223 |
+
return new AtKeywordToken(name, stream, start);
|
| 224 |
+
}
|
| 225 |
+
}
|
| 226 |
+
|
| 227 |
+
stream.pos = start;
|
| 228 |
+
};
|
| 229 |
+
|
| 230 |
+
class AtKeywordToken extends Token {
|
| 231 |
+
constructor(name, stream, start, end) {
|
| 232 |
+
super(stream, start, end);
|
| 233 |
+
this.type = 'at-keyword';
|
| 234 |
+
this.name = name;
|
| 235 |
+
}
|
| 236 |
+
}
|
| 237 |
+
|
| 238 |
+
/**
|
| 239 |
+
* Consumes quoted string from current string and returns token with consumed
|
| 240 |
+
* data or `null`, if string wasn’t consumed
|
| 241 |
+
* @param {StreamReader} stream
|
| 242 |
+
* @return {StringToken}
|
| 243 |
+
*/
|
| 244 |
+
function eatString(stream) {
|
| 245 |
+
const start = stream.pos;
|
| 246 |
+
let ch = stream.peek(), pos;
|
| 247 |
+
|
| 248 |
+
if (isQuote(ch)) {
|
| 249 |
+
stream.next();
|
| 250 |
+
const quote = ch;
|
| 251 |
+
const valueStart = stream.pos;
|
| 252 |
+
|
| 253 |
+
while (!stream.eof()) {
|
| 254 |
+
pos = stream.pos;
|
| 255 |
+
if (stream.eat(quote) || stream.eat(isNewline)) {
|
| 256 |
+
// found end of string or newline without preceding '\',
|
| 257 |
+
// which is not allowed (don’t throw error, for now)
|
| 258 |
+
break;
|
| 259 |
+
} else if (stream.eat(92) /* \ */) {
|
| 260 |
+
// backslash allows newline in string
|
| 261 |
+
stream.eat(isNewline);
|
| 262 |
+
}
|
| 263 |
+
|
| 264 |
+
stream.next();
|
| 265 |
+
}
|
| 266 |
+
|
| 267 |
+
// either reached EOF or explicitly stopped at string end
|
| 268 |
+
return new StringToken(
|
| 269 |
+
String.fromCharCode(quote),
|
| 270 |
+
new Token(stream, valueStart, pos),
|
| 271 |
+
stream,
|
| 272 |
+
start
|
| 273 |
+
);
|
| 274 |
+
}
|
| 275 |
+
|
| 276 |
+
stream.pos = start;
|
| 277 |
+
return null;
|
| 278 |
+
}
|
| 279 |
+
|
| 280 |
+
class StringToken extends Token {
|
| 281 |
+
constructor(quote, value, stream, start, end) {
|
| 282 |
+
super(stream, start, end);
|
| 283 |
+
this.type = 'string';
|
| 284 |
+
this.quote = quote;
|
| 285 |
+
this.value = value;
|
| 286 |
+
}
|
| 287 |
+
}
|
| 288 |
+
|
| 289 |
+
function isNewline(code) {
|
| 290 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 291 |
+
}
|
| 292 |
+
|
| 293 |
+
const SINGLE_LINE = 1;
|
| 294 |
+
const MULTI_LINE = 2;
|
| 295 |
+
|
| 296 |
+
const ASTERISK = 42;
|
| 297 |
+
const SLASH = 47;
|
| 298 |
+
|
| 299 |
+
/**
|
| 300 |
+
* Consumes comment from given stream: either multi-line or single-line
|
| 301 |
+
* @param {StreamReader} stream
|
| 302 |
+
* @return {CommentToken}
|
| 303 |
+
*/
|
| 304 |
+
var eatComment = function(stream) {
|
| 305 |
+
const start = stream.pos;
|
| 306 |
+
|
| 307 |
+
switch (isCommentStart(stream, true)) {
|
| 308 |
+
case SINGLE_LINE:
|
| 309 |
+
// single-line comment, consume till the end of line
|
| 310 |
+
stream.eatWhile(notLineBreak);
|
| 311 |
+
stream.eat(isLineBreak);
|
| 312 |
+
return new CommentToken(stream, start);
|
| 313 |
+
|
| 314 |
+
case MULTI_LINE:
|
| 315 |
+
while (!stream.eof()) {
|
| 316 |
+
if (stream.next() === ASTERISK && stream.eat(SLASH)) {
|
| 317 |
+
break;
|
| 318 |
+
}
|
| 319 |
+
}
|
| 320 |
+
|
| 321 |
+
return new CommentToken(stream, start);
|
| 322 |
+
}
|
| 323 |
+
|
| 324 |
+
stream.pos = start;
|
| 325 |
+
};
|
| 326 |
+
|
| 327 |
+
/**
|
| 328 |
+
* Eats comment start, if possible
|
| 329 |
+
* @param {StreamReader} stream
|
| 330 |
+
* @param {Boolean} consume Keep tream position at the end of comment start,
|
| 331 |
+
* if matched
|
| 332 |
+
* @return {Number} Returns type of comment, if consumed
|
| 333 |
+
*/
|
| 334 |
+
function isCommentStart(stream, consume) {
|
| 335 |
+
const start = stream.start;
|
| 336 |
+
const pos = stream.pos;
|
| 337 |
+
let result = 0;
|
| 338 |
+
|
| 339 |
+
if (stream.eat(SLASH)) {
|
| 340 |
+
if (stream.eat(SLASH)) {
|
| 341 |
+
result = SINGLE_LINE;
|
| 342 |
+
} else if (stream.eat(ASTERISK)) {
|
| 343 |
+
result = MULTI_LINE;
|
| 344 |
+
}
|
| 345 |
+
}
|
| 346 |
+
|
| 347 |
+
if (result && consume) {
|
| 348 |
+
stream.start = pos;
|
| 349 |
+
} else {
|
| 350 |
+
stream.pos = pos;
|
| 351 |
+
}
|
| 352 |
+
|
| 353 |
+
return result;
|
| 354 |
+
}
|
| 355 |
+
|
| 356 |
+
class CommentToken extends Token {
|
| 357 |
+
constructor(stream, start, end) {
|
| 358 |
+
super(stream, start, end);
|
| 359 |
+
this.type = 'comment';
|
| 360 |
+
}
|
| 361 |
+
}
|
| 362 |
+
|
| 363 |
+
function isLineBreak(code) {
|
| 364 |
+
return code === 10 /* LF */ || code === 13 /* CR */;
|
| 365 |
+
}
|
| 366 |
+
|
| 367 |
+
function notLineBreak(code) {
|
| 368 |
+
return !isLineBreak(code);
|
| 369 |
+
}
|
| 370 |
+
|
| 371 |
+
const ATTR_START = 91; // [
|
| 372 |
+
const ATTR_END = 93; // ]
|
| 373 |
+
|
| 374 |
+
/**
|
| 375 |
+
* Consumes attribute from given string, e.g. value between [ and ]
|
| 376 |
+
* @param {StreamReader} stream
|
| 377 |
+
* @return {AttributeToken}
|
| 378 |
+
*/
|
| 379 |
+
function eatAttribuite(stream) {
|
| 380 |
+
const start = stream.pos;
|
| 381 |
+
|
| 382 |
+
if (stream.eat(ATTR_START)) {
|
| 383 |
+
skip(stream);
|
| 384 |
+
const name = eatIdent(stream);
|
| 385 |
+
|
| 386 |
+
skip(stream);
|
| 387 |
+
const opStart = stream.pos;
|
| 388 |
+
stream.eatWhile(isOperator);
|
| 389 |
+
const operator = new Token(stream, opStart);
|
| 390 |
+
|
| 391 |
+
skip(stream);
|
| 392 |
+
const value = eatString(stream) || eatIdent(stream);
|
| 393 |
+
|
| 394 |
+
// in case of invalid attribute definition, consume till the end of attribute
|
| 395 |
+
while (!stream.eof()) {
|
| 396 |
+
if (stream.eat(ATTR_END)) {
|
| 397 |
+
break;
|
| 398 |
+
} else if (!skip(stream) && !eatIdent(stream) && !eatString(stream)) {
|
| 399 |
+
stream.next();
|
| 400 |
+
}
|
| 401 |
+
}
|
| 402 |
+
|
| 403 |
+
return new AttributeToken(name, value, operator, stream, start);
|
| 404 |
+
}
|
| 405 |
+
}
|
| 406 |
+
|
| 407 |
+
class AttributeToken extends Token {
|
| 408 |
+
constructor(name, value, operator, stream, start, end) {
|
| 409 |
+
super(stream, start, end);
|
| 410 |
+
this.type = 'attribute';
|
| 411 |
+
this.name = name;
|
| 412 |
+
this.value = value;
|
| 413 |
+
this.operator = operator;
|
| 414 |
+
}
|
| 415 |
+
}
|
| 416 |
+
|
| 417 |
+
function skip(stream) {
|
| 418 |
+
while (!stream.eof()) {
|
| 419 |
+
if (!stream.eatWhile(isSpace) || !eatComment(stream)) {
|
| 420 |
+
return true;
|
| 421 |
+
}
|
| 422 |
+
}
|
| 423 |
+
}
|
| 424 |
+
|
| 425 |
+
function isOperator(code) {
|
| 426 |
+
return code === 126 /* ~ */
|
| 427 |
+
|| code === 124 /* | */
|
| 428 |
+
|| code === 94 /* ^ */
|
| 429 |
+
|| code === 36 /* $ */
|
| 430 |
+
|| code === 42 /* * */
|
| 431 |
+
|| code === 61; /* = */
|
| 432 |
+
}
|
| 433 |
+
|
| 434 |
+
/**
|
| 435 |
+
* Consumes class fragment from given stream, e.g. `.foo`
|
| 436 |
+
* @param {StreamReader} stream
|
| 437 |
+
* @return {ClassToken}
|
| 438 |
+
*/
|
| 439 |
+
function eatClass(stream) {
|
| 440 |
+
const start = stream.pos;
|
| 441 |
+
|
| 442 |
+
if (stream.eat(46 /* . */)) {
|
| 443 |
+
return new ClassToken(eatIdent(stream), stream, start);
|
| 444 |
+
}
|
| 445 |
+
}
|
| 446 |
+
|
| 447 |
+
class ClassToken extends Token {
|
| 448 |
+
constructor(name, stream, start, end) {
|
| 449 |
+
super(stream, start, end);
|
| 450 |
+
this.type = 'class';
|
| 451 |
+
this.name = name;
|
| 452 |
+
}
|
| 453 |
+
}
|
| 454 |
+
|
| 455 |
+
const ADJACENT_SIBLING = 43; // +
|
| 456 |
+
const GENERAL_SIBLING = 126; // ~
|
| 457 |
+
const CHILD = 62; // >
|
| 458 |
+
const NESTING = 38; // &
|
| 459 |
+
|
| 460 |
+
/**
|
| 461 |
+
* Consumes combinator token from given string
|
| 462 |
+
*/
|
| 463 |
+
var combinator = function(stream) {
|
| 464 |
+
if (isCombinator(stream.peek())) {
|
| 465 |
+
const start = stream.pos;
|
| 466 |
+
return new CombinatorToken(stream.next(), stream, start);
|
| 467 |
+
}
|
| 468 |
+
};
|
| 469 |
+
|
| 470 |
+
function isCombinator(code) {
|
| 471 |
+
return code === ADJACENT_SIBLING || code === GENERAL_SIBLING
|
| 472 |
+
|| code === NESTING || code === CHILD;
|
| 473 |
+
}
|
| 474 |
+
|
| 475 |
+
class CombinatorToken extends Token {
|
| 476 |
+
constructor(code, stream, start, end) {
|
| 477 |
+
super(stream, start, end);
|
| 478 |
+
this.type = 'combinator';
|
| 479 |
+
this.code = code;
|
| 480 |
+
|
| 481 |
+
this.adjacentSibling = code === ADJACENT_SIBLING;
|
| 482 |
+
this.generalSibling = code === GENERAL_SIBLING;
|
| 483 |
+
this.child = code === CHILD;
|
| 484 |
+
this.nesting = code === NESTING;
|
| 485 |
+
}
|
| 486 |
+
}
|
| 487 |
+
|
| 488 |
+
function eatHash(stream) {
|
| 489 |
+
const start = stream.pos;
|
| 490 |
+
|
| 491 |
+
if (stream.eat(35 /* # */)) {
|
| 492 |
+
stream.start = stream.pos;
|
| 493 |
+
stream.eatWhile(isHashValue);
|
| 494 |
+
return new HashToken(new Token(stream), stream, start);
|
| 495 |
+
}
|
| 496 |
+
|
| 497 |
+
stream.pos = start;
|
| 498 |
+
}
|
| 499 |
+
|
| 500 |
+
function isHashValue(code) {
|
| 501 |
+
return isNumber(code) || isAlpha(code, 65 /* A */, 70 /* F */)
|
| 502 |
+
|| code === 95 /* _ */ || code === 45 /* - */
|
| 503 |
+
|| code > 128 /* non-ASCII */
|
| 504 |
+
}
|
| 505 |
+
|
| 506 |
+
class HashToken extends Token {
|
| 507 |
+
constructor(value, stream, start, end) {
|
| 508 |
+
super(stream, start, end);
|
| 509 |
+
this.type = 'hash';
|
| 510 |
+
this.value = value;
|
| 511 |
+
}
|
| 512 |
+
}
|
| 513 |
+
|
| 514 |
+
/**
|
| 515 |
+
* Consumes id fragment from given stream, e.g. `#foo`
|
| 516 |
+
* @param {StreamReader} stream
|
| 517 |
+
* @return {IdToken}
|
| 518 |
+
*/
|
| 519 |
+
function eatId(stream) {
|
| 520 |
+
const start = stream.pos;
|
| 521 |
+
|
| 522 |
+
if (stream.eat(35 /* # */)) {
|
| 523 |
+
return new IdToken(eatIdent(stream), stream, start);
|
| 524 |
+
}
|
| 525 |
+
}
|
| 526 |
+
|
| 527 |
+
class IdToken extends Token {
|
| 528 |
+
constructor(name, stream, start, end) {
|
| 529 |
+
super(stream, start, end);
|
| 530 |
+
this.type = 'id';
|
| 531 |
+
this.name = name;
|
| 532 |
+
}
|
| 533 |
+
}
|
| 534 |
+
|
| 535 |
+
const DOT = 46; // .
|
| 536 |
+
|
| 537 |
+
/**
|
| 538 |
+
* Consumes number from given string, e.g. `10px`
|
| 539 |
+
* @param {StreamReader} stream
|
| 540 |
+
* @return {NumberToken}
|
| 541 |
+
*/
|
| 542 |
+
function eatNumber(stream) {
|
| 543 |
+
const start = stream.pos;
|
| 544 |
+
const num = getNumToken(stream);
|
| 545 |
+
if (num) {
|
| 546 |
+
return new NumberToken(num, eatPercent(stream) || eatIdent(stream), stream, start);
|
| 547 |
+
}
|
| 548 |
+
}
|
| 549 |
+
|
| 550 |
+
function getNumToken(stream) {
|
| 551 |
+
const start = stream.pos;
|
| 552 |
+
|
| 553 |
+
stream.eat(isOperator$1);
|
| 554 |
+
if (stream.eatWhile(isNumber)) {
|
| 555 |
+
let end = stream.pos;
|
| 556 |
+
if (stream.eat(DOT) && stream.eatWhile(isNumber)) {
|
| 557 |
+
end = stream.pos;
|
| 558 |
+
} else {
|
| 559 |
+
stream.pos = end;
|
| 560 |
+
}
|
| 561 |
+
|
| 562 |
+
return new NumToken(stream, start, end);
|
| 563 |
+
} else if (stream.eat(DOT) && stream.eatWhile(isNumber)) {
|
| 564 |
+
return new NumToken(stream, start);
|
| 565 |
+
}
|
| 566 |
+
|
| 567 |
+
stream.pos = start;
|
| 568 |
+
}
|
| 569 |
+
|
| 570 |
+
function eatPercent(stream) {
|
| 571 |
+
if (stream.peek() === 37 /* % */) {
|
| 572 |
+
const start = stream.pos;
|
| 573 |
+
stream.next();
|
| 574 |
+
return new Token(stream, start);
|
| 575 |
+
}
|
| 576 |
+
}
|
| 577 |
+
|
| 578 |
+
function isOperator$1(code) {
|
| 579 |
+
return code === 45 /* - */ || code === 43 /* + */;
|
| 580 |
+
}
|
| 581 |
+
|
| 582 |
+
class NumberToken extends Token {
|
| 583 |
+
constructor(number, unit, stream, start, end) {
|
| 584 |
+
super(stream, start, end);
|
| 585 |
+
this.type = 'number';
|
| 586 |
+
this.number = number;
|
| 587 |
+
this.unit = unit;
|
| 588 |
+
}
|
| 589 |
+
}
|
| 590 |
+
|
| 591 |
+
class NumToken extends Token {
|
| 592 |
+
constructor(stream, start, end) {
|
| 593 |
+
super(stream, start, end);
|
| 594 |
+
this.type = 'num';
|
| 595 |
+
}
|
| 596 |
+
|
| 597 |
+
toNumber() {
|
| 598 |
+
return parseFloat(this.valueOf());
|
| 599 |
+
}
|
| 600 |
+
}
|
| 601 |
+
|
| 602 |
+
/**
|
| 603 |
+
* Consumes unquoted value from given stream
|
| 604 |
+
* @param {StreamReader} stream
|
| 605 |
+
* @return {UnquotedToken}
|
| 606 |
+
*/
|
| 607 |
+
var unquoted = function(stream) {
|
| 608 |
+
const start = stream.pos;
|
| 609 |
+
if (stream.eatWhile(isUnquoted)) {
|
| 610 |
+
return new UnquotedToken(stream, start);
|
| 611 |
+
}
|
| 612 |
+
};
|
| 613 |
+
|
| 614 |
+
function isUnquoted(code) {
|
| 615 |
+
return !isNaN(code) && !isQuote(code) && !isSpace(code)
|
| 616 |
+
&& code !== 40 /* ( */ && code !== 41 /* ) */ && code !== 92 /* \ */
|
| 617 |
+
&& !isNonPrintable(code);
|
| 618 |
+
}
|
| 619 |
+
|
| 620 |
+
function isNonPrintable(code) {
|
| 621 |
+
return (code >= 0 && code <= 8) || code === 11
|
| 622 |
+
|| (code >= 14 && code <= 31) || code === 127;
|
| 623 |
+
}
|
| 624 |
+
|
| 625 |
+
class UnquotedToken extends Token {
|
| 626 |
+
constructor(stream, start, end) {
|
| 627 |
+
super(stream, start, end);
|
| 628 |
+
this.type = 'unquoted';
|
| 629 |
+
}
|
| 630 |
+
}
|
| 631 |
+
|
| 632 |
+
/**
|
| 633 |
+
* Consumes URL token from given stream
|
| 634 |
+
* @param {StreamReader} stream
|
| 635 |
+
* @return {UrlToken}
|
| 636 |
+
*/
|
| 637 |
+
var url = function(stream) {
|
| 638 |
+
const start = stream.pos;
|
| 639 |
+
|
| 640 |
+
if (stream.eat(117) && stream.eat(114) && stream.eat(108) && stream.eat(40)) {
|
| 641 |
+
// consumed `url(`
|
| 642 |
+
stream.eatWhile(isSpace);
|
| 643 |
+
const value = eatString(stream) || unquoted(stream);
|
| 644 |
+
stream.eatWhile(isSpace);
|
| 645 |
+
stream.eat(41); // )
|
| 646 |
+
return new UrlToken(value, stream, start);
|
| 647 |
+
}
|
| 648 |
+
|
| 649 |
+
stream.pos = start;
|
| 650 |
+
};
|
| 651 |
+
|
| 652 |
+
class UrlToken extends Token {
|
| 653 |
+
constructor(value, stream, start, end) {
|
| 654 |
+
super(stream, start, end);
|
| 655 |
+
this.type = 'url';
|
| 656 |
+
this.value = value;
|
| 657 |
+
}
|
| 658 |
+
}
|
| 659 |
+
|
| 660 |
+
/**
|
| 661 |
+
* Consumes SCSS variable from given stream
|
| 662 |
+
*/
|
| 663 |
+
var variable = function(stream) {
|
| 664 |
+
const start = stream.pos;
|
| 665 |
+
|
| 666 |
+
if (stream.eatWhile(36 /* $ */)) {
|
| 667 |
+
const name = eatIdent(stream);
|
| 668 |
+
if (name) {
|
| 669 |
+
return new VariableToken(name, stream, start);
|
| 670 |
+
}
|
| 671 |
+
}
|
| 672 |
+
|
| 673 |
+
stream.pos = start;
|
| 674 |
+
};
|
| 675 |
+
|
| 676 |
+
class VariableToken extends Token {
|
| 677 |
+
constructor(name, stream, start, end) {
|
| 678 |
+
super(stream, start, end);
|
| 679 |
+
this.type = 'variable';
|
| 680 |
+
this.name = name;
|
| 681 |
+
}
|
| 682 |
+
}
|
| 683 |
+
|
| 684 |
+
/**
|
| 685 |
+
* Consumes white-space tokens from given stream
|
| 686 |
+
*/
|
| 687 |
+
function eatWhitespace(stream) {
|
| 688 |
+
const start = stream.pos;
|
| 689 |
+
if (stream.eatWhile(isSpace)) {
|
| 690 |
+
return new WhiteSpaceToken(stream, start);
|
| 691 |
+
}
|
| 692 |
+
}
|
| 693 |
+
|
| 694 |
+
class WhiteSpaceToken extends Token {
|
| 695 |
+
constructor(stream, start, end) {
|
| 696 |
+
super(stream, start, end);
|
| 697 |
+
this.type = 'whitespace';
|
| 698 |
+
}
|
| 699 |
+
}
|
| 700 |
+
|
| 701 |
+
/**
|
| 702 |
+
* A token that represents a function call or definition
|
| 703 |
+
*/
|
| 704 |
+
class FunctionToken extends Token {
|
| 705 |
+
constructor(name, args, stream) {
|
| 706 |
+
super(stream, name.start, args.end);
|
| 707 |
+
this.name = name;
|
| 708 |
+
this.arguments = args;
|
| 709 |
+
this.type = 'function';
|
| 710 |
+
}
|
| 711 |
+
}
|
| 712 |
+
|
| 713 |
+
/**
|
| 714 |
+
* Group tokens by commonly used context
|
| 715 |
+
*/
|
| 716 |
+
|
| 717 |
+
function consumeToken(stream) {
|
| 718 |
+
const _token = any(stream) || args(stream, consumeToken);
|
| 719 |
+
if (_token && _token.type === 'ident') {
|
| 720 |
+
const _args = args(stream, consumeToken);
|
| 721 |
+
if (_args) {
|
| 722 |
+
// An identifier followed by arguments – function call
|
| 723 |
+
return new FunctionToken(_token, _args, stream);
|
| 724 |
+
}
|
| 725 |
+
}
|
| 726 |
+
|
| 727 |
+
return _token;
|
| 728 |
+
}
|
| 729 |
+
|
| 730 |
+
function any(stream) {
|
| 731 |
+
return url(stream) || selector(stream) || value(stream) || keyword(stream)
|
| 732 |
+
|| separator(stream) || formatting(stream);
|
| 733 |
+
}
|
| 734 |
+
|
| 735 |
+
function selector(stream) {
|
| 736 |
+
return eatIdent(stream) || eatClass(stream) || eatId(stream) || eatAttribuite(stream)
|
| 737 |
+
|| atKeyword(stream) || combinator(stream);
|
| 738 |
+
}
|
| 739 |
+
|
| 740 |
+
function keyword(stream) {
|
| 741 |
+
return variable(stream) || atKeyword(stream) || eatIdent(stream);
|
| 742 |
+
}
|
| 743 |
+
|
| 744 |
+
function value(stream) {
|
| 745 |
+
return eatString(stream) || eatNumber(stream) || eatHash(stream) || url(stream);
|
| 746 |
+
}
|
| 747 |
+
|
| 748 |
+
function formatting(stream) {
|
| 749 |
+
return eatComment(stream) || eatWhitespace(stream);
|
| 750 |
+
}
|
| 751 |
+
|
| 752 |
+
function fragments(stream, items) {
|
| 753 |
+
return new FragmentsToken(stream, items);
|
| 754 |
+
}
|
| 755 |
+
|
| 756 |
+
function unknown(stream) {
|
| 757 |
+
return new Token(stream);
|
| 758 |
+
}
|
| 759 |
+
|
| 760 |
+
/**
|
| 761 |
+
* Consumes pseudo-selector from given stream
|
| 762 |
+
*/
|
| 763 |
+
class PseudoToken extends Token {
|
| 764 |
+
constructor(name, stream, start, end) {
|
| 765 |
+
super(stream, start, end);
|
| 766 |
+
this.type = 'pseudo';
|
| 767 |
+
this.name = name;
|
| 768 |
+
}
|
| 769 |
+
}
|
| 770 |
+
|
| 771 |
+
/**
|
| 772 |
+
* Separates given list of tokens by specified separator
|
| 773 |
+
* @param {Token[]} tokens
|
| 774 |
+
* @param {*|Function} sep
|
| 775 |
+
* @return {Array[]}
|
| 776 |
+
*/
|
| 777 |
+
function splitList(tokens, sep) {
|
| 778 |
+
if (!tokens.length) {
|
| 779 |
+
return [];
|
| 780 |
+
}
|
| 781 |
+
|
| 782 |
+
let itemTokens = [];
|
| 783 |
+
const list = [];
|
| 784 |
+
const test = typeof sep === 'function'
|
| 785 |
+
? sep
|
| 786 |
+
: token => token === sep || token.type === sep;
|
| 787 |
+
|
| 788 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 789 |
+
if (test(tokens[i])) {
|
| 790 |
+
if (itemTokens.length) {
|
| 791 |
+
list.push(itemTokens);
|
| 792 |
+
}
|
| 793 |
+
|
| 794 |
+
itemTokens = [];
|
| 795 |
+
} else {
|
| 796 |
+
itemTokens.push(tokens[i]);
|
| 797 |
+
}
|
| 798 |
+
}
|
| 799 |
+
|
| 800 |
+
if (itemTokens.length) {
|
| 801 |
+
list.push(itemTokens);
|
| 802 |
+
}
|
| 803 |
+
|
| 804 |
+
return list;
|
| 805 |
+
}
|
| 806 |
+
|
| 807 |
+
/**
|
| 808 |
+
* Removes tokens that matches given criteria from start and end of given list
|
| 809 |
+
* @param {Token[]} tokens
|
| 810 |
+
* @param {Function} test
|
| 811 |
+
* @return {Token[]}
|
| 812 |
+
*/
|
| 813 |
+
function trimTokens(tokens, test) {
|
| 814 |
+
tokens = tokens.slice();
|
| 815 |
+
|
| 816 |
+
while (tokens.length) {
|
| 817 |
+
if (!test(tokens[0])) {
|
| 818 |
+
break;
|
| 819 |
+
}
|
| 820 |
+
tokens.shift();
|
| 821 |
+
}
|
| 822 |
+
|
| 823 |
+
while (tokens.length) {
|
| 824 |
+
if (!test(tokens[tokens.length - 1])) {
|
| 825 |
+
break;
|
| 826 |
+
}
|
| 827 |
+
tokens.pop();
|
| 828 |
+
}
|
| 829 |
+
|
| 830 |
+
return tokens;
|
| 831 |
+
}
|
| 832 |
+
|
| 833 |
+
/**
|
| 834 |
+
* Trims formatting tokens (whitespace and comments) from the beginning and end
|
| 835 |
+
* of given token list
|
| 836 |
+
* @param {Token[]} tokens
|
| 837 |
+
* @return {Token[]}
|
| 838 |
+
*/
|
| 839 |
+
function trimFormatting(tokens) {
|
| 840 |
+
return trimTokens(tokens, isFormattingToken);
|
| 841 |
+
}
|
| 842 |
+
|
| 843 |
+
/**
|
| 844 |
+
* Check if given token is a formatting one (whitespace or comment)
|
| 845 |
+
* @param {Token} token
|
| 846 |
+
* @return {Boolean}
|
| 847 |
+
*/
|
| 848 |
+
function isFormattingToken(token) {
|
| 849 |
+
return token.type === 'comment' || token.type === 'whitespace';
|
| 850 |
+
}
|
| 851 |
+
|
| 852 |
+
function commaSeparator$1(token) {
|
| 853 |
+
return token.comma;
|
| 854 |
+
}
|
| 855 |
+
|
| 856 |
+
/**
|
| 857 |
+
* Creates CSS rule frmo given tokens
|
| 858 |
+
* @param {StreamReader} stream
|
| 859 |
+
* @param {Token[]} tokens
|
| 860 |
+
* @param {Token} [contentStart]
|
| 861 |
+
* @param {Token} [contentEnd]
|
| 862 |
+
* @return {Rule}
|
| 863 |
+
*/
|
| 864 |
+
function createRule(stream, tokens, contentStart, contentEnd) {
|
| 865 |
+
tokens = replacePseudo(trimFormatting(tokens));
|
| 866 |
+
|
| 867 |
+
if (!tokens.length) {
|
| 868 |
+
return null;
|
| 869 |
+
}
|
| 870 |
+
|
| 871 |
+
if (tokens[0].type === 'at-keyword') {
|
| 872 |
+
return new AtRule(tokens.shift(), createItemList(stream, tokens),
|
| 873 |
+
contentStart, contentEnd);
|
| 874 |
+
}
|
| 875 |
+
|
| 876 |
+
return new Rule(createItemList(stream, tokens), contentStart, contentEnd);
|
| 877 |
+
}
|
| 878 |
+
|
| 879 |
+
/**
|
| 880 |
+
* Represents CSS rule
|
| 881 |
+
* @type {Node}
|
| 882 |
+
*/
|
| 883 |
+
class Rule {
|
| 884 |
+
/**
|
| 885 |
+
* @param {Token} name Rule name token
|
| 886 |
+
* @param {Token} contentStart Rule’s content start token
|
| 887 |
+
* @param {Token} [contentEnd] Rule’s content end token
|
| 888 |
+
*/
|
| 889 |
+
constructor(name, contentStart, contentEnd) {
|
| 890 |
+
this.type = 'rule';
|
| 891 |
+
this.nameToken = name;
|
| 892 |
+
this.contentStart = contentStart;
|
| 893 |
+
this.contentEnd = contentEnd;
|
| 894 |
+
|
| 895 |
+
this.children = [];
|
| 896 |
+
this.parent = null;
|
| 897 |
+
}
|
| 898 |
+
|
| 899 |
+
/**
|
| 900 |
+
* Returns node name
|
| 901 |
+
* @return {String}
|
| 902 |
+
*/
|
| 903 |
+
get name() {
|
| 904 |
+
return this.nameToken && this.nameToken.valueOf();
|
| 905 |
+
}
|
| 906 |
+
|
| 907 |
+
/**
|
| 908 |
+
* Returns node’s start position in stream
|
| 909 |
+
* @return {*}
|
| 910 |
+
*/
|
| 911 |
+
get start() {
|
| 912 |
+
return this.nameToken && this.nameToken.start;
|
| 913 |
+
}
|
| 914 |
+
|
| 915 |
+
/**
|
| 916 |
+
* Returns node’s end position in stream
|
| 917 |
+
* @return {*}
|
| 918 |
+
*/
|
| 919 |
+
get end() {
|
| 920 |
+
if (this.contentEnd) {
|
| 921 |
+
return this.contentEnd.end;
|
| 922 |
+
}
|
| 923 |
+
return this.contentStart ? this.contentStart.end : this.nameToken.end;
|
| 924 |
+
}
|
| 925 |
+
|
| 926 |
+
get firstChild() {
|
| 927 |
+
return this.children[0];
|
| 928 |
+
}
|
| 929 |
+
|
| 930 |
+
get nextSibling() {
|
| 931 |
+
const ix = this.getIndex();
|
| 932 |
+
return ix !== -1 ? this.parent.children[ix + 1] : null;
|
| 933 |
+
}
|
| 934 |
+
|
| 935 |
+
get previousSibling() {
|
| 936 |
+
const ix = this.getIndex();
|
| 937 |
+
return ix !== -1 ? this.parent.children[ix - 1] : null;
|
| 938 |
+
}
|
| 939 |
+
|
| 940 |
+
/**
|
| 941 |
+
* Returns current element’s index in parent list of child nodes
|
| 942 |
+
* @return {Number}
|
| 943 |
+
*/
|
| 944 |
+
getIndex() {
|
| 945 |
+
return this.parent ? this.parent.children.indexOf(this) : -1;
|
| 946 |
+
}
|
| 947 |
+
|
| 948 |
+
/**
|
| 949 |
+
* Adds given node as a child
|
| 950 |
+
* @param {Node} node
|
| 951 |
+
* @return {Node} Current node
|
| 952 |
+
*/
|
| 953 |
+
addChild(node) {
|
| 954 |
+
if (node) {
|
| 955 |
+
this.removeChild(node);
|
| 956 |
+
this.children.push(node);
|
| 957 |
+
node.parent = this;
|
| 958 |
+
}
|
| 959 |
+
return this;
|
| 960 |
+
}
|
| 961 |
+
|
| 962 |
+
/**
|
| 963 |
+
* Removes given node from current node’s child list
|
| 964 |
+
* @param {Node} node
|
| 965 |
+
* @return {Node} Current node
|
| 966 |
+
*/
|
| 967 |
+
removeChild(node) {
|
| 968 |
+
if (node) {
|
| 969 |
+
const ix = this.children.indexOf(node);
|
| 970 |
+
if (ix !== -1) {
|
| 971 |
+
this.children.splice(ix, 1);
|
| 972 |
+
node.parent = null;
|
| 973 |
+
}
|
| 974 |
+
}
|
| 975 |
+
|
| 976 |
+
return this;
|
| 977 |
+
}
|
| 978 |
+
}
|
| 979 |
+
|
| 980 |
+
class AtRule extends Rule {
|
| 981 |
+
constructor(name, expressions, contentStart, contentEnd) {
|
| 982 |
+
super(name, contentStart, contentEnd);
|
| 983 |
+
this.type = 'at-rule';
|
| 984 |
+
this.expressionsToken = expressions;
|
| 985 |
+
}
|
| 986 |
+
|
| 987 |
+
get expressions() {
|
| 988 |
+
return this.expressionsToken ? this.expressionsToken.fragments : [];
|
| 989 |
+
}
|
| 990 |
+
}
|
| 991 |
+
|
| 992 |
+
/**
|
| 993 |
+
* Replaces `:` separator and following ident token with pseudo token
|
| 994 |
+
* @param {StreamReader} stream
|
| 995 |
+
* @param {Token[]} tokens
|
| 996 |
+
* @return {Token[]}
|
| 997 |
+
*/
|
| 998 |
+
function replacePseudo(tokens) {
|
| 999 |
+
let result = [];
|
| 1000 |
+
let pseudoStart = [];
|
| 1001 |
+
|
| 1002 |
+
for (let i = 0, il = tokens.length, token; i < il; i++) {
|
| 1003 |
+
token = tokens[i];
|
| 1004 |
+
if (token.propertyDelimiter) {
|
| 1005 |
+
pseudoStart.push(token);
|
| 1006 |
+
} else if (token.type === 'ident' && pseudoStart.length) {
|
| 1007 |
+
result.push(new PseudoToken(token, token.stream, pseudoStart[0].start, token.end));
|
| 1008 |
+
pseudoStart.length = 0;
|
| 1009 |
+
} else {
|
| 1010 |
+
if (pseudoStart.length) {
|
| 1011 |
+
result = result.concat(pseudoStart);
|
| 1012 |
+
pseudoStart.length = 0;
|
| 1013 |
+
}
|
| 1014 |
+
|
| 1015 |
+
result.push(token);
|
| 1016 |
+
}
|
| 1017 |
+
}
|
| 1018 |
+
|
| 1019 |
+
return result.concat(pseudoStart);
|
| 1020 |
+
}
|
| 1021 |
+
|
| 1022 |
+
function createItemList(stream, tokens) {
|
| 1023 |
+
const items = splitList(tokens, commaSeparator$1)
|
| 1024 |
+
.map(item => fragments(stream, trimFormatting(item)));
|
| 1025 |
+
|
| 1026 |
+
return fragments(stream, items);
|
| 1027 |
+
}
|
| 1028 |
+
|
| 1029 |
+
class Stylesheet extends Rule {
|
| 1030 |
+
constructor() {
|
| 1031 |
+
super();
|
| 1032 |
+
this.type = 'stylesheet';
|
| 1033 |
+
}
|
| 1034 |
+
|
| 1035 |
+
/**
|
| 1036 |
+
* Returns node name
|
| 1037 |
+
* @return {String}
|
| 1038 |
+
*/
|
| 1039 |
+
get name() {
|
| 1040 |
+
return null;
|
| 1041 |
+
}
|
| 1042 |
+
|
| 1043 |
+
/**
|
| 1044 |
+
* Returns node’s start position in stream
|
| 1045 |
+
* @return {*}
|
| 1046 |
+
*/
|
| 1047 |
+
get start() {
|
| 1048 |
+
const node = this.children[0];
|
| 1049 |
+
return node && node.start;
|
| 1050 |
+
}
|
| 1051 |
+
|
| 1052 |
+
/**
|
| 1053 |
+
* Returns node’s end position in stream
|
| 1054 |
+
* @return {*}
|
| 1055 |
+
*/
|
| 1056 |
+
get end() {
|
| 1057 |
+
const node = this.children[this.children.length - 1];
|
| 1058 |
+
return node && node.end;
|
| 1059 |
+
}
|
| 1060 |
+
}
|
| 1061 |
+
|
| 1062 |
+
/**
|
| 1063 |
+
* Factory method that creates property node from given tokens
|
| 1064 |
+
* @param {StreamReader} stream
|
| 1065 |
+
* @param {Token[]} tokens
|
| 1066 |
+
* @return {Property}
|
| 1067 |
+
*/
|
| 1068 |
+
function createProperty(stream, tokens) {
|
| 1069 |
+
// NB in LESS, fragmented properties without value like `.foo.bar;` must be
|
| 1070 |
+
// treated like mixin call
|
| 1071 |
+
tokens = trimFormatting(tokens);
|
| 1072 |
+
|
| 1073 |
+
if (!tokens.length) {
|
| 1074 |
+
return null;
|
| 1075 |
+
}
|
| 1076 |
+
|
| 1077 |
+
// Property terminator should be at the end of token list
|
| 1078 |
+
let terminator = tokens[tokens.length - 1].propertyTerminator ? tokens.pop() : null;
|
| 1079 |
+
let name = tokens, value$$1, separator$$1;
|
| 1080 |
+
let sepIx = -1;
|
| 1081 |
+
|
| 1082 |
+
for (let i = 0, il = tokens.length; i < il; i++) {
|
| 1083 |
+
if (tokens[i].propertyDelimiter) {
|
| 1084 |
+
sepIx = i;
|
| 1085 |
+
break;
|
| 1086 |
+
}
|
| 1087 |
+
}
|
| 1088 |
+
|
| 1089 |
+
if (sepIx !== -1) {
|
| 1090 |
+
// Has explicit property separator
|
| 1091 |
+
name = tokens.slice(0, sepIx);
|
| 1092 |
+
value$$1 = tokens.slice(sepIx + 1);
|
| 1093 |
+
separator$$1 = tokens[sepIx];
|
| 1094 |
+
} else if (tokens[0] && tokens[0].type === 'at-keyword') {
|
| 1095 |
+
// Edge case for properties like `@import "foo";`: treat at-keyword as
|
| 1096 |
+
// property name, the rest tokens are value
|
| 1097 |
+
name = [tokens[0]];
|
| 1098 |
+
value$$1 = tokens.slice(1);
|
| 1099 |
+
} else {
|
| 1100 |
+
// Check for `color:red;` edge case where `:red` is parsed as pseudo-selector
|
| 1101 |
+
for (let i = 0; i < tokens.length; i++) {
|
| 1102 |
+
if (tokens[i].type === 'pseudo') {
|
| 1103 |
+
name = tokens.slice(0, i);
|
| 1104 |
+
value$$1 = [tokens[i].name].concat(tokens.slice(i + 1));
|
| 1105 |
+
break;
|
| 1106 |
+
}
|
| 1107 |
+
}
|
| 1108 |
+
}
|
| 1109 |
+
|
| 1110 |
+
if (value$$1) {
|
| 1111 |
+
value$$1 = splitList(value$$1, commaSeparator$1)
|
| 1112 |
+
.map(item => fragments(stream, trimFormatting(item)));
|
| 1113 |
+
}
|
| 1114 |
+
|
| 1115 |
+
return new Property(
|
| 1116 |
+
fragments(stream, trimFormatting(name)),
|
| 1117 |
+
value$$1 && value$$1.length ? fragments(stream, value$$1) : null,
|
| 1118 |
+
separator$$1,
|
| 1119 |
+
terminator
|
| 1120 |
+
);
|
| 1121 |
+
}
|
| 1122 |
+
|
| 1123 |
+
class Property {
|
| 1124 |
+
constructor(name, value$$1, separator$$1, terminator) {
|
| 1125 |
+
this.type = 'property';
|
| 1126 |
+
this.nameToken = name;
|
| 1127 |
+
this.valueToken = value$$1;
|
| 1128 |
+
|
| 1129 |
+
this.separatorToken = separator$$1;
|
| 1130 |
+
this.terminatorToken = terminator;
|
| 1131 |
+
}
|
| 1132 |
+
|
| 1133 |
+
get name() {
|
| 1134 |
+
return valueOf(this.nameToken);
|
| 1135 |
+
}
|
| 1136 |
+
|
| 1137 |
+
get value() {
|
| 1138 |
+
return valueOf(this.valueToken);
|
| 1139 |
+
}
|
| 1140 |
+
|
| 1141 |
+
get separator() {
|
| 1142 |
+
return valueOf(this.separatorToken);
|
| 1143 |
+
}
|
| 1144 |
+
|
| 1145 |
+
get terminator() {
|
| 1146 |
+
return valueOf(this.terminatorToken);
|
| 1147 |
+
}
|
| 1148 |
+
|
| 1149 |
+
get start() {
|
| 1150 |
+
return this.nameToken && this.nameToken.start;
|
| 1151 |
+
}
|
| 1152 |
+
|
| 1153 |
+
get end() {
|
| 1154 |
+
const token = this.terminatorToken || this.valueToken
|
| 1155 |
+
|| this.separatorToken || this.nameToken;
|
| 1156 |
+
return token && token.end;
|
| 1157 |
+
}
|
| 1158 |
+
}
|
| 1159 |
+
|
| 1160 |
+
function valueOf(token) {
|
| 1161 |
+
return token && token.valueOf();
|
| 1162 |
+
}
|
| 1163 |
+
|
| 1164 |
+
var index = function(source) {
|
| 1165 |
+
const stream = typeof source === 'string' ? new StreamReader(source) : source;
|
| 1166 |
+
const root = new Stylesheet();
|
| 1167 |
+
let tokens = [];
|
| 1168 |
+
let ctx = root, child, t;
|
| 1169 |
+
|
| 1170 |
+
while (!stream.eof()) {
|
| 1171 |
+
t = consumeToken(stream);
|
| 1172 |
+
|
| 1173 |
+
if (!t) {
|
| 1174 |
+
// unable to identify following character, consume it as unknown token
|
| 1175 |
+
stream.start = stream.pos;
|
| 1176 |
+
stream.next();
|
| 1177 |
+
tokens.push(unknown(stream));
|
| 1178 |
+
} else if (t.propertyTerminator) {
|
| 1179 |
+
// Tokens consumed before are CSS property
|
| 1180 |
+
tokens.push(t);
|
| 1181 |
+
ctx.addChild(createProperty(stream, tokens, t));
|
| 1182 |
+
tokens = [];
|
| 1183 |
+
} else if (t.ruleStart) {
|
| 1184 |
+
// Tokens consumed before are CSS rule
|
| 1185 |
+
child = createRule(stream, tokens, t);
|
| 1186 |
+
if (child) {
|
| 1187 |
+
ctx.addChild(child);
|
| 1188 |
+
ctx = child;
|
| 1189 |
+
}
|
| 1190 |
+
tokens = [];
|
| 1191 |
+
} else if (t.ruleEnd) {
|
| 1192 |
+
// Finalize previously consumed tokens as CSS property
|
| 1193 |
+
ctx.addChild(createProperty(stream, tokens));
|
| 1194 |
+
tokens = [];
|
| 1195 |
+
|
| 1196 |
+
// In case of invalid stylesheet with redundant `}`,
|
| 1197 |
+
// don’t modify root section.
|
| 1198 |
+
if (ctx.type !== 'root') {
|
| 1199 |
+
ctx.contentEnd = t;
|
| 1200 |
+
}
|
| 1201 |
+
|
| 1202 |
+
ctx = ctx.parent || ctx;
|
| 1203 |
+
} else {
|
| 1204 |
+
tokens.push(t);
|
| 1205 |
+
}
|
| 1206 |
+
}
|
| 1207 |
+
|
| 1208 |
+
// save unterminated tokens as property
|
| 1209 |
+
ctx.addChild(createProperty(stream, tokens));
|
| 1210 |
+
|
| 1211 |
+
return root;
|
| 1212 |
+
};
|
| 1213 |
+
|
| 1214 |
+
export { consumeToken as token, createProperty, createRule, Token };export default index;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/css-parser/package.json
CHANGED
|
@@ -1,3 +1,36 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
{
|
| 2 |
+
"name": "@emmetio/css-parser",
|
| 3 |
+
"version": "0.4.0",
|
| 4 |
+
"description": "CSS/LESS/SCSS fast and minimalistic parser",
|
| 5 |
+
"main": "./dist/css-parser.cjs.js",
|
| 6 |
+
"module": "./dist/css-parser.es.js",
|
| 7 |
+
"dependencies": {
|
| 8 |
+
"@emmetio/stream-reader": "^2.2.0",
|
| 9 |
+
"@emmetio/stream-reader-utils": "^0.1.0"
|
| 10 |
+
},
|
| 11 |
+
"devDependencies": {
|
| 12 |
+
"babel-plugin-transform-es2015-modules-commonjs": "^6.24.1",
|
| 13 |
+
"babel-register": "^6.24.1",
|
| 14 |
+
"mocha": "^3.2.0",
|
| 15 |
+
"rollup": "^0.41.6",
|
| 16 |
+
"rollup-plugin-node-resolve": "^3.0.0",
|
| 17 |
+
"rollup-watch": "^3.2.2"
|
| 18 |
+
},
|
| 19 |
+
"scripts": {
|
| 20 |
+
"test": "mocha",
|
| 21 |
+
"build": "rollup -c",
|
| 22 |
+
"watch": "rollup -wc",
|
| 23 |
+
"prepublish": "npm run test && npm run build"
|
| 24 |
+
},
|
| 25 |
+
"repository": {
|
| 26 |
+
"type": "git",
|
| 27 |
+
"url": "git+https://github.com/emmetio/css-parser.git"
|
| 28 |
+
},
|
| 29 |
+
"keywords": [],
|
| 30 |
+
"author": "Sergey Chikuyonok <serge.che@gmail.com>",
|
| 31 |
+
"license": "MIT",
|
| 32 |
+
"bugs": {
|
| 33 |
+
"url": "https://github.com/emmetio/css-parser/issues"
|
| 34 |
+
},
|
| 35 |
+
"homepage": "https://github.com/emmetio/css-parser#readme"
|
| 36 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/LICENSE
CHANGED
|
@@ -1,3 +1,21 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
MIT License
|
| 2 |
+
|
| 3 |
+
Copyright (c) 2017 Emmet.io
|
| 4 |
+
|
| 5 |
+
Permission is hereby granted, free of charge, to any person obtaining a copy
|
| 6 |
+
of this software and associated documentation files (the "Software"), to deal
|
| 7 |
+
in the Software without restriction, including without limitation the rights
|
| 8 |
+
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
| 9 |
+
copies of the Software, and to permit persons to whom the Software is
|
| 10 |
+
furnished to do so, subject to the following conditions:
|
| 11 |
+
|
| 12 |
+
The above copyright notice and this permission notice shall be included in all
|
| 13 |
+
copies or substantial portions of the Software.
|
| 14 |
+
|
| 15 |
+
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
| 16 |
+
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
| 17 |
+
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
| 18 |
+
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
| 19 |
+
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
| 20 |
+
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
| 21 |
+
SOFTWARE.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/README.md
CHANGED
|
@@ -1,3 +1,2 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
size 63
|
|
|
|
| 1 |
+
# extract-abbreviation
|
| 2 |
+
Extracts Emmet abbreviation from string
|
|
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/dist/extract-abbreviation.cjs.js
CHANGED
|
@@ -1,3 +1,373 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
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|
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|
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|
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|
|
|
|
|
|
|
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|
|
|
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|
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|
|
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|
|
|
|
|
|
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|
|
|
|
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|
|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
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|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
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|
|
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|
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|
|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
'use strict';
|
| 2 |
+
|
| 3 |
+
/**
|
| 4 |
+
* Minimalistic backwards stream reader
|
| 5 |
+
*/
|
| 6 |
+
class StreamReader {
|
| 7 |
+
constructor(string) {
|
| 8 |
+
this.string = string;
|
| 9 |
+
this.pos = this.string.length;
|
| 10 |
+
}
|
| 11 |
+
|
| 12 |
+
sol() {
|
| 13 |
+
return this.pos === 0;
|
| 14 |
+
}
|
| 15 |
+
|
| 16 |
+
peek(offset) {
|
| 17 |
+
return this.string.charCodeAt(this.pos - 1 + (offset || 0));
|
| 18 |
+
}
|
| 19 |
+
|
| 20 |
+
prev() {
|
| 21 |
+
if (!this.sol()) {
|
| 22 |
+
return this.string.charCodeAt(--this.pos);
|
| 23 |
+
}
|
| 24 |
+
}
|
| 25 |
+
|
| 26 |
+
eat(match) {
|
| 27 |
+
const ok = typeof match === 'function'
|
| 28 |
+
? match(this.peek())
|
| 29 |
+
: match === this.peek();
|
| 30 |
+
|
| 31 |
+
if (ok) {
|
| 32 |
+
this.pos--;
|
| 33 |
+
}
|
| 34 |
+
|
| 35 |
+
return ok;
|
| 36 |
+
}
|
| 37 |
+
|
| 38 |
+
eatWhile(match) {
|
| 39 |
+
const start = this.pos;
|
| 40 |
+
while (this.eat(match)) {}
|
| 41 |
+
return this.pos < start;
|
| 42 |
+
}
|
| 43 |
+
}
|
| 44 |
+
|
| 45 |
+
/**
|
| 46 |
+
* Quotes-related utilities
|
| 47 |
+
*/
|
| 48 |
+
|
| 49 |
+
const SINGLE_QUOTE = 39; // '
|
| 50 |
+
const DOUBLE_QUOTE = 34; // "
|
| 51 |
+
const ESCAPE = 92; // \
|
| 52 |
+
|
| 53 |
+
/**
|
| 54 |
+
* Check if given character code is a quote
|
| 55 |
+
* @param {Number} c
|
| 56 |
+
* @return {Boolean}
|
| 57 |
+
*/
|
| 58 |
+
function isQuote(c) {
|
| 59 |
+
return c === SINGLE_QUOTE || c === DOUBLE_QUOTE;
|
| 60 |
+
}
|
| 61 |
+
|
| 62 |
+
/**
|
| 63 |
+
* Consumes quoted value, if possible
|
| 64 |
+
* @param {StreamReader} stream
|
| 65 |
+
* @return {Boolean} Returns `true` is value was consumed
|
| 66 |
+
*/
|
| 67 |
+
function eatQuoted(stream) {
|
| 68 |
+
const start = stream.pos;
|
| 69 |
+
const quote = stream.prev();
|
| 70 |
+
|
| 71 |
+
if (isQuote(quote)) {
|
| 72 |
+
while (!stream.sol()) {
|
| 73 |
+
if (stream.prev() === quote && stream.peek() !== ESCAPE) {
|
| 74 |
+
return true;
|
| 75 |
+
}
|
| 76 |
+
}
|
| 77 |
+
}
|
| 78 |
+
|
| 79 |
+
stream.pos = start;
|
| 80 |
+
return false;
|
| 81 |
+
}
|
| 82 |
+
|
| 83 |
+
const TAB = 9;
|
| 84 |
+
const SPACE = 32;
|
| 85 |
+
const DASH = 45; // -
|
| 86 |
+
const SLASH = 47; // /
|
| 87 |
+
const COLON = 58; // :
|
| 88 |
+
const EQUALS = 61; // =
|
| 89 |
+
const ANGLE_LEFT = 60; // <
|
| 90 |
+
const ANGLE_RIGHT = 62; // >
|
| 91 |
+
|
| 92 |
+
/**
|
| 93 |
+
* Check if given reader’s current position points at the end of HTML tag
|
| 94 |
+
* @param {StreamReader} stream
|
| 95 |
+
* @return {Boolean}
|
| 96 |
+
*/
|
| 97 |
+
var isAtHTMLTag = function (stream) {
|
| 98 |
+
const start = stream.pos;
|
| 99 |
+
|
| 100 |
+
if (!stream.eat(ANGLE_RIGHT)) {
|
| 101 |
+
return false;
|
| 102 |
+
}
|
| 103 |
+
|
| 104 |
+
let ok = false;
|
| 105 |
+
stream.eat(SLASH); // possibly self-closed element
|
| 106 |
+
|
| 107 |
+
while (!stream.sol()) {
|
| 108 |
+
stream.eatWhile(isWhiteSpace);
|
| 109 |
+
|
| 110 |
+
if (eatIdent(stream)) {
|
| 111 |
+
// ate identifier: could be a tag name, boolean attribute or unquoted
|
| 112 |
+
// attribute value
|
| 113 |
+
if (stream.eat(SLASH)) {
|
| 114 |
+
// either closing tag or invalid tag
|
| 115 |
+
ok = stream.eat(ANGLE_LEFT);
|
| 116 |
+
break;
|
| 117 |
+
} else if (stream.eat(ANGLE_LEFT)) {
|
| 118 |
+
// opening tag
|
| 119 |
+
ok = true;
|
| 120 |
+
break;
|
| 121 |
+
} else if (stream.eat(isWhiteSpace)) {
|
| 122 |
+
// boolean attribute
|
| 123 |
+
continue;
|
| 124 |
+
} else if (stream.eat(EQUALS)) {
|
| 125 |
+
// simple unquoted value or invalid attribute
|
| 126 |
+
if (eatIdent(stream)) {
|
| 127 |
+
continue;
|
| 128 |
+
}
|
| 129 |
+
break;
|
| 130 |
+
} else if (eatAttributeWithUnquotedValue(stream)) {
|
| 131 |
+
// identifier was a part of unquoted value
|
| 132 |
+
ok = true;
|
| 133 |
+
break;
|
| 134 |
+
}
|
| 135 |
+
|
| 136 |
+
// invalid tag
|
| 137 |
+
break;
|
| 138 |
+
}
|
| 139 |
+
|
| 140 |
+
if (eatAttribute(stream)) {
|
| 141 |
+
continue;
|
| 142 |
+
}
|
| 143 |
+
|
| 144 |
+
break;
|
| 145 |
+
}
|
| 146 |
+
|
| 147 |
+
stream.pos = start;
|
| 148 |
+
return ok;
|
| 149 |
+
};
|
| 150 |
+
|
| 151 |
+
/**
|
| 152 |
+
* Eats HTML attribute from given string.
|
| 153 |
+
* @param {StreamReader} state
|
| 154 |
+
* @return {Boolean} `true` if attribute was consumed.
|
| 155 |
+
*/
|
| 156 |
+
function eatAttribute(stream) {
|
| 157 |
+
return eatAttributeWithQuotedValue(stream) || eatAttributeWithUnquotedValue(stream);
|
| 158 |
+
}
|
| 159 |
+
|
| 160 |
+
/**
|
| 161 |
+
* @param {StreamReader} stream
|
| 162 |
+
* @return {Boolean}
|
| 163 |
+
*/
|
| 164 |
+
function eatAttributeWithQuotedValue(stream) {
|
| 165 |
+
const start = stream.pos;
|
| 166 |
+
if (eatQuoted(stream) && stream.eat(EQUALS) && eatIdent(stream)) {
|
| 167 |
+
return true;
|
| 168 |
+
}
|
| 169 |
+
|
| 170 |
+
stream.pos = start;
|
| 171 |
+
return false;
|
| 172 |
+
}
|
| 173 |
+
|
| 174 |
+
/**
|
| 175 |
+
* @param {StreamReader} stream
|
| 176 |
+
* @return {Boolean}
|
| 177 |
+
*/
|
| 178 |
+
function eatAttributeWithUnquotedValue(stream) {
|
| 179 |
+
const start = stream.pos;
|
| 180 |
+
if (stream.eatWhile(isUnquotedValue) && stream.eat(EQUALS) && eatIdent(stream)) {
|
| 181 |
+
return true;
|
| 182 |
+
}
|
| 183 |
+
|
| 184 |
+
stream.pos = start;
|
| 185 |
+
return false;
|
| 186 |
+
}
|
| 187 |
+
|
| 188 |
+
/**
|
| 189 |
+
* Eats HTML identifier from stream
|
| 190 |
+
* @param {StreamReader} stream
|
| 191 |
+
* @return {Boolean}
|
| 192 |
+
*/
|
| 193 |
+
function eatIdent(stream) {
|
| 194 |
+
return stream.eatWhile(isIdent);
|
| 195 |
+
}
|
| 196 |
+
|
| 197 |
+
/**
|
| 198 |
+
* Check if given character code belongs to HTML identifier
|
| 199 |
+
* @param {Number} c
|
| 200 |
+
* @return {Boolean}
|
| 201 |
+
*/
|
| 202 |
+
function isIdent(c) {
|
| 203 |
+
return c === COLON || c === DASH || isAlpha(c) || isNumber(c);
|
| 204 |
+
}
|
| 205 |
+
|
| 206 |
+
/**
|
| 207 |
+
* Check if given character code is alpha code (letter though A to Z)
|
| 208 |
+
* @param {Number} c
|
| 209 |
+
* @return {Boolean}
|
| 210 |
+
*/
|
| 211 |
+
function isAlpha(c) {
|
| 212 |
+
c &= ~32; // quick hack to convert any char code to uppercase char code
|
| 213 |
+
return c >= 65 && c <= 90; // A-Z
|
| 214 |
+
}
|
| 215 |
+
|
| 216 |
+
/**
|
| 217 |
+
* Check if given code is a number
|
| 218 |
+
* @param {Number} c
|
| 219 |
+
* @return {Boolean}
|
| 220 |
+
*/
|
| 221 |
+
function isNumber(c) {
|
| 222 |
+
return c > 47 && c < 58;
|
| 223 |
+
}
|
| 224 |
+
|
| 225 |
+
/**
|
| 226 |
+
* Check if given code is a whitespace
|
| 227 |
+
* @param {Number} c
|
| 228 |
+
* @return {Boolean}
|
| 229 |
+
*/
|
| 230 |
+
function isWhiteSpace(c) {
|
| 231 |
+
return c === SPACE || c === TAB;
|
| 232 |
+
}
|
| 233 |
+
|
| 234 |
+
/**
|
| 235 |
+
* Check if given code may belong to unquoted attribute value
|
| 236 |
+
* @param {Number} c
|
| 237 |
+
* @return {Boolean}
|
| 238 |
+
*/
|
| 239 |
+
function isUnquotedValue(c) {
|
| 240 |
+
return c && c !== EQUALS && !isWhiteSpace(c) && !isQuote(c);
|
| 241 |
+
}
|
| 242 |
+
|
| 243 |
+
const code = ch => ch.charCodeAt(0);
|
| 244 |
+
const SQUARE_BRACE_L = code('[');
|
| 245 |
+
const SQUARE_BRACE_R = code(']');
|
| 246 |
+
const ROUND_BRACE_L = code('(');
|
| 247 |
+
const ROUND_BRACE_R = code(')');
|
| 248 |
+
const CURLY_BRACE_L = code('{');
|
| 249 |
+
const CURLY_BRACE_R = code('}');
|
| 250 |
+
|
| 251 |
+
const specialChars = new Set('#.*:$-_!@%^+>/'.split('').map(code));
|
| 252 |
+
const bracePairs = new Map()
|
| 253 |
+
.set(SQUARE_BRACE_L, SQUARE_BRACE_R)
|
| 254 |
+
.set(ROUND_BRACE_L, ROUND_BRACE_R)
|
| 255 |
+
.set(CURLY_BRACE_L, CURLY_BRACE_R);
|
| 256 |
+
|
| 257 |
+
const defaultOptions = {
|
| 258 |
+
syntax: 'markup',
|
| 259 |
+
lookAhead: null
|
| 260 |
+
};
|
| 261 |
+
|
| 262 |
+
/**
|
| 263 |
+
* Extracts Emmet abbreviation from given string.
|
| 264 |
+
* The goal of this module is to extract abbreviation from current editor’s line,
|
| 265 |
+
* e.g. like this: `<span>.foo[title=bar|]</span>` -> `.foo[title=bar]`, where
|
| 266 |
+
* `|` is a current caret position.
|
| 267 |
+
* @param {String} line A text line where abbreviation should be expanded
|
| 268 |
+
* @param {Number} [pos] Caret position in line. If not given, uses end-of-line
|
| 269 |
+
* @param {Object} [options]
|
| 270 |
+
* @param {Boolean} [options.lookAhead] Allow parser to look ahead of `pos` index for
|
| 271 |
+
* searching of missing abbreviation parts. Most editors automatically inserts
|
| 272 |
+
* closing braces for `[`, `{` and `(`, which will most likely be right after
|
| 273 |
+
* current caret position. So in order to properly expand abbreviation, user
|
| 274 |
+
* must explicitly move caret right after auto-inserted braces. Whith this option
|
| 275 |
+
* enabled, parser will search for closing braces right after `pos`. Default is `true`
|
| 276 |
+
* @param {String} [options.syntax] Name of context syntax of expanded abbreviation.
|
| 277 |
+
* Either 'markup' (default) or 'stylesheet'. In 'stylesheet' syntax, braces `[]`
|
| 278 |
+
* and `{}` are not supported thus not extracted.
|
| 279 |
+
* @return {Object} Object with `abbreviation` and its `location` in given line
|
| 280 |
+
* if abbreviation can be extracted, `null` otherwise
|
| 281 |
+
*/
|
| 282 |
+
function extractAbbreviation(line, pos, options) {
|
| 283 |
+
// make sure `pos` is within line range
|
| 284 |
+
pos = Math.min(line.length, Math.max(0, pos == null ? line.length : pos));
|
| 285 |
+
|
| 286 |
+
if (typeof options === 'boolean') {
|
| 287 |
+
options = Object.assign(defaultOptions, { lookAhead: options });
|
| 288 |
+
} else {
|
| 289 |
+
options = Object.assign(defaultOptions, options);
|
| 290 |
+
}
|
| 291 |
+
|
| 292 |
+
if (options.lookAhead == null || options.lookAhead === true) {
|
| 293 |
+
pos = offsetPastAutoClosed(line, pos, options);
|
| 294 |
+
}
|
| 295 |
+
|
| 296 |
+
let c;
|
| 297 |
+
const stream = new StreamReader(line);
|
| 298 |
+
stream.pos = pos;
|
| 299 |
+
const stack = [];
|
| 300 |
+
|
| 301 |
+
while (!stream.sol()) {
|
| 302 |
+
c = stream.peek();
|
| 303 |
+
|
| 304 |
+
if (isCloseBrace(c, options.syntax)) {
|
| 305 |
+
stack.push(c);
|
| 306 |
+
} else if (isOpenBrace(c, options.syntax)) {
|
| 307 |
+
if (stack.pop() !== bracePairs.get(c)) {
|
| 308 |
+
// unexpected brace
|
| 309 |
+
break;
|
| 310 |
+
}
|
| 311 |
+
} else if (has(stack, SQUARE_BRACE_R) || has(stack, CURLY_BRACE_R)) {
|
| 312 |
+
// respect all characters inside attribute sets or text nodes
|
| 313 |
+
stream.pos--;
|
| 314 |
+
continue;
|
| 315 |
+
} else if (isAtHTMLTag(stream) || !isAbbreviation(c)) {
|
| 316 |
+
break;
|
| 317 |
+
}
|
| 318 |
+
|
| 319 |
+
stream.pos--;
|
| 320 |
+
}
|
| 321 |
+
|
| 322 |
+
if (!stack.length && stream.pos !== pos) {
|
| 323 |
+
// found something, remove some invalid symbols from the
|
| 324 |
+
// beginning and return abbreviation
|
| 325 |
+
const abbreviation = line.slice(stream.pos, pos).replace(/^[*+>^]+/, '');
|
| 326 |
+
return {
|
| 327 |
+
abbreviation,
|
| 328 |
+
location: pos - abbreviation.length
|
| 329 |
+
};
|
| 330 |
+
}
|
| 331 |
+
}
|
| 332 |
+
|
| 333 |
+
/**
|
| 334 |
+
* Returns new `line` index which is right after characters beyound `pos` that
|
| 335 |
+
* edditor will likely automatically close, e.g. }, ], and quotes
|
| 336 |
+
* @param {String} line
|
| 337 |
+
* @param {Number} pos
|
| 338 |
+
* @return {Number}
|
| 339 |
+
*/
|
| 340 |
+
function offsetPastAutoClosed(line, pos, options) {
|
| 341 |
+
// closing quote is allowed only as a next character
|
| 342 |
+
if (isQuote(line.charCodeAt(pos))) {
|
| 343 |
+
pos++;
|
| 344 |
+
}
|
| 345 |
+
|
| 346 |
+
// offset pointer until non-autoclosed character is found
|
| 347 |
+
while (isCloseBrace(line.charCodeAt(pos), options.syntax)) {
|
| 348 |
+
pos++;
|
| 349 |
+
}
|
| 350 |
+
|
| 351 |
+
return pos;
|
| 352 |
+
}
|
| 353 |
+
|
| 354 |
+
function has(arr, value) {
|
| 355 |
+
return arr.indexOf(value) !== -1;
|
| 356 |
+
}
|
| 357 |
+
|
| 358 |
+
function isAbbreviation(c) {
|
| 359 |
+
return (c > 64 && c < 91) // uppercase letter
|
| 360 |
+
|| (c > 96 && c < 123) // lowercase letter
|
| 361 |
+
|| (c > 47 && c < 58) // number
|
| 362 |
+
|| specialChars.has(c); // special character
|
| 363 |
+
}
|
| 364 |
+
|
| 365 |
+
function isOpenBrace(c, syntax) {
|
| 366 |
+
return c === ROUND_BRACE_L || (syntax === 'markup' && (c === SQUARE_BRACE_L || c === CURLY_BRACE_L));
|
| 367 |
+
}
|
| 368 |
+
|
| 369 |
+
function isCloseBrace(c, syntax) {
|
| 370 |
+
return c === ROUND_BRACE_R || (syntax === 'markup' && (c === SQUARE_BRACE_R || c === CURLY_BRACE_R));
|
| 371 |
+
}
|
| 372 |
+
|
| 373 |
+
module.exports = extractAbbreviation;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/dist/extract-abbreviation.es.js
CHANGED
|
@@ -1,3 +1,371 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
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|
|
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|
|
|
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|
|
|
|
|
|
|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
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|
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|
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|
|
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|
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|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
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|
|
|
|
| 1 |
+
/**
|
| 2 |
+
* Minimalistic backwards stream reader
|
| 3 |
+
*/
|
| 4 |
+
class StreamReader {
|
| 5 |
+
constructor(string) {
|
| 6 |
+
this.string = string;
|
| 7 |
+
this.pos = this.string.length;
|
| 8 |
+
}
|
| 9 |
+
|
| 10 |
+
sol() {
|
| 11 |
+
return this.pos === 0;
|
| 12 |
+
}
|
| 13 |
+
|
| 14 |
+
peek(offset) {
|
| 15 |
+
return this.string.charCodeAt(this.pos - 1 + (offset || 0));
|
| 16 |
+
}
|
| 17 |
+
|
| 18 |
+
prev() {
|
| 19 |
+
if (!this.sol()) {
|
| 20 |
+
return this.string.charCodeAt(--this.pos);
|
| 21 |
+
}
|
| 22 |
+
}
|
| 23 |
+
|
| 24 |
+
eat(match) {
|
| 25 |
+
const ok = typeof match === 'function'
|
| 26 |
+
? match(this.peek())
|
| 27 |
+
: match === this.peek();
|
| 28 |
+
|
| 29 |
+
if (ok) {
|
| 30 |
+
this.pos--;
|
| 31 |
+
}
|
| 32 |
+
|
| 33 |
+
return ok;
|
| 34 |
+
}
|
| 35 |
+
|
| 36 |
+
eatWhile(match) {
|
| 37 |
+
const start = this.pos;
|
| 38 |
+
while (this.eat(match)) {}
|
| 39 |
+
return this.pos < start;
|
| 40 |
+
}
|
| 41 |
+
}
|
| 42 |
+
|
| 43 |
+
/**
|
| 44 |
+
* Quotes-related utilities
|
| 45 |
+
*/
|
| 46 |
+
|
| 47 |
+
const SINGLE_QUOTE = 39; // '
|
| 48 |
+
const DOUBLE_QUOTE = 34; // "
|
| 49 |
+
const ESCAPE = 92; // \
|
| 50 |
+
|
| 51 |
+
/**
|
| 52 |
+
* Check if given character code is a quote
|
| 53 |
+
* @param {Number} c
|
| 54 |
+
* @return {Boolean}
|
| 55 |
+
*/
|
| 56 |
+
function isQuote(c) {
|
| 57 |
+
return c === SINGLE_QUOTE || c === DOUBLE_QUOTE;
|
| 58 |
+
}
|
| 59 |
+
|
| 60 |
+
/**
|
| 61 |
+
* Consumes quoted value, if possible
|
| 62 |
+
* @param {StreamReader} stream
|
| 63 |
+
* @return {Boolean} Returns `true` is value was consumed
|
| 64 |
+
*/
|
| 65 |
+
function eatQuoted(stream) {
|
| 66 |
+
const start = stream.pos;
|
| 67 |
+
const quote = stream.prev();
|
| 68 |
+
|
| 69 |
+
if (isQuote(quote)) {
|
| 70 |
+
while (!stream.sol()) {
|
| 71 |
+
if (stream.prev() === quote && stream.peek() !== ESCAPE) {
|
| 72 |
+
return true;
|
| 73 |
+
}
|
| 74 |
+
}
|
| 75 |
+
}
|
| 76 |
+
|
| 77 |
+
stream.pos = start;
|
| 78 |
+
return false;
|
| 79 |
+
}
|
| 80 |
+
|
| 81 |
+
const TAB = 9;
|
| 82 |
+
const SPACE = 32;
|
| 83 |
+
const DASH = 45; // -
|
| 84 |
+
const SLASH = 47; // /
|
| 85 |
+
const COLON = 58; // :
|
| 86 |
+
const EQUALS = 61; // =
|
| 87 |
+
const ANGLE_LEFT = 60; // <
|
| 88 |
+
const ANGLE_RIGHT = 62; // >
|
| 89 |
+
|
| 90 |
+
/**
|
| 91 |
+
* Check if given reader’s current position points at the end of HTML tag
|
| 92 |
+
* @param {StreamReader} stream
|
| 93 |
+
* @return {Boolean}
|
| 94 |
+
*/
|
| 95 |
+
var isAtHTMLTag = function (stream) {
|
| 96 |
+
const start = stream.pos;
|
| 97 |
+
|
| 98 |
+
if (!stream.eat(ANGLE_RIGHT)) {
|
| 99 |
+
return false;
|
| 100 |
+
}
|
| 101 |
+
|
| 102 |
+
let ok = false;
|
| 103 |
+
stream.eat(SLASH); // possibly self-closed element
|
| 104 |
+
|
| 105 |
+
while (!stream.sol()) {
|
| 106 |
+
stream.eatWhile(isWhiteSpace);
|
| 107 |
+
|
| 108 |
+
if (eatIdent(stream)) {
|
| 109 |
+
// ate identifier: could be a tag name, boolean attribute or unquoted
|
| 110 |
+
// attribute value
|
| 111 |
+
if (stream.eat(SLASH)) {
|
| 112 |
+
// either closing tag or invalid tag
|
| 113 |
+
ok = stream.eat(ANGLE_LEFT);
|
| 114 |
+
break;
|
| 115 |
+
} else if (stream.eat(ANGLE_LEFT)) {
|
| 116 |
+
// opening tag
|
| 117 |
+
ok = true;
|
| 118 |
+
break;
|
| 119 |
+
} else if (stream.eat(isWhiteSpace)) {
|
| 120 |
+
// boolean attribute
|
| 121 |
+
continue;
|
| 122 |
+
} else if (stream.eat(EQUALS)) {
|
| 123 |
+
// simple unquoted value or invalid attribute
|
| 124 |
+
if (eatIdent(stream)) {
|
| 125 |
+
continue;
|
| 126 |
+
}
|
| 127 |
+
break;
|
| 128 |
+
} else if (eatAttributeWithUnquotedValue(stream)) {
|
| 129 |
+
// identifier was a part of unquoted value
|
| 130 |
+
ok = true;
|
| 131 |
+
break;
|
| 132 |
+
}
|
| 133 |
+
|
| 134 |
+
// invalid tag
|
| 135 |
+
break;
|
| 136 |
+
}
|
| 137 |
+
|
| 138 |
+
if (eatAttribute(stream)) {
|
| 139 |
+
continue;
|
| 140 |
+
}
|
| 141 |
+
|
| 142 |
+
break;
|
| 143 |
+
}
|
| 144 |
+
|
| 145 |
+
stream.pos = start;
|
| 146 |
+
return ok;
|
| 147 |
+
};
|
| 148 |
+
|
| 149 |
+
/**
|
| 150 |
+
* Eats HTML attribute from given string.
|
| 151 |
+
* @param {StreamReader} state
|
| 152 |
+
* @return {Boolean} `true` if attribute was consumed.
|
| 153 |
+
*/
|
| 154 |
+
function eatAttribute(stream) {
|
| 155 |
+
return eatAttributeWithQuotedValue(stream) || eatAttributeWithUnquotedValue(stream);
|
| 156 |
+
}
|
| 157 |
+
|
| 158 |
+
/**
|
| 159 |
+
* @param {StreamReader} stream
|
| 160 |
+
* @return {Boolean}
|
| 161 |
+
*/
|
| 162 |
+
function eatAttributeWithQuotedValue(stream) {
|
| 163 |
+
const start = stream.pos;
|
| 164 |
+
if (eatQuoted(stream) && stream.eat(EQUALS) && eatIdent(stream)) {
|
| 165 |
+
return true;
|
| 166 |
+
}
|
| 167 |
+
|
| 168 |
+
stream.pos = start;
|
| 169 |
+
return false;
|
| 170 |
+
}
|
| 171 |
+
|
| 172 |
+
/**
|
| 173 |
+
* @param {StreamReader} stream
|
| 174 |
+
* @return {Boolean}
|
| 175 |
+
*/
|
| 176 |
+
function eatAttributeWithUnquotedValue(stream) {
|
| 177 |
+
const start = stream.pos;
|
| 178 |
+
if (stream.eatWhile(isUnquotedValue) && stream.eat(EQUALS) && eatIdent(stream)) {
|
| 179 |
+
return true;
|
| 180 |
+
}
|
| 181 |
+
|
| 182 |
+
stream.pos = start;
|
| 183 |
+
return false;
|
| 184 |
+
}
|
| 185 |
+
|
| 186 |
+
/**
|
| 187 |
+
* Eats HTML identifier from stream
|
| 188 |
+
* @param {StreamReader} stream
|
| 189 |
+
* @return {Boolean}
|
| 190 |
+
*/
|
| 191 |
+
function eatIdent(stream) {
|
| 192 |
+
return stream.eatWhile(isIdent);
|
| 193 |
+
}
|
| 194 |
+
|
| 195 |
+
/**
|
| 196 |
+
* Check if given character code belongs to HTML identifier
|
| 197 |
+
* @param {Number} c
|
| 198 |
+
* @return {Boolean}
|
| 199 |
+
*/
|
| 200 |
+
function isIdent(c) {
|
| 201 |
+
return c === COLON || c === DASH || isAlpha(c) || isNumber(c);
|
| 202 |
+
}
|
| 203 |
+
|
| 204 |
+
/**
|
| 205 |
+
* Check if given character code is alpha code (letter though A to Z)
|
| 206 |
+
* @param {Number} c
|
| 207 |
+
* @return {Boolean}
|
| 208 |
+
*/
|
| 209 |
+
function isAlpha(c) {
|
| 210 |
+
c &= ~32; // quick hack to convert any char code to uppercase char code
|
| 211 |
+
return c >= 65 && c <= 90; // A-Z
|
| 212 |
+
}
|
| 213 |
+
|
| 214 |
+
/**
|
| 215 |
+
* Check if given code is a number
|
| 216 |
+
* @param {Number} c
|
| 217 |
+
* @return {Boolean}
|
| 218 |
+
*/
|
| 219 |
+
function isNumber(c) {
|
| 220 |
+
return c > 47 && c < 58;
|
| 221 |
+
}
|
| 222 |
+
|
| 223 |
+
/**
|
| 224 |
+
* Check if given code is a whitespace
|
| 225 |
+
* @param {Number} c
|
| 226 |
+
* @return {Boolean}
|
| 227 |
+
*/
|
| 228 |
+
function isWhiteSpace(c) {
|
| 229 |
+
return c === SPACE || c === TAB;
|
| 230 |
+
}
|
| 231 |
+
|
| 232 |
+
/**
|
| 233 |
+
* Check if given code may belong to unquoted attribute value
|
| 234 |
+
* @param {Number} c
|
| 235 |
+
* @return {Boolean}
|
| 236 |
+
*/
|
| 237 |
+
function isUnquotedValue(c) {
|
| 238 |
+
return c && c !== EQUALS && !isWhiteSpace(c) && !isQuote(c);
|
| 239 |
+
}
|
| 240 |
+
|
| 241 |
+
const code = ch => ch.charCodeAt(0);
|
| 242 |
+
const SQUARE_BRACE_L = code('[');
|
| 243 |
+
const SQUARE_BRACE_R = code(']');
|
| 244 |
+
const ROUND_BRACE_L = code('(');
|
| 245 |
+
const ROUND_BRACE_R = code(')');
|
| 246 |
+
const CURLY_BRACE_L = code('{');
|
| 247 |
+
const CURLY_BRACE_R = code('}');
|
| 248 |
+
|
| 249 |
+
const specialChars = new Set('#.*:$-_!@%^+>/'.split('').map(code));
|
| 250 |
+
const bracePairs = new Map()
|
| 251 |
+
.set(SQUARE_BRACE_L, SQUARE_BRACE_R)
|
| 252 |
+
.set(ROUND_BRACE_L, ROUND_BRACE_R)
|
| 253 |
+
.set(CURLY_BRACE_L, CURLY_BRACE_R);
|
| 254 |
+
|
| 255 |
+
const defaultOptions = {
|
| 256 |
+
syntax: 'markup',
|
| 257 |
+
lookAhead: null
|
| 258 |
+
};
|
| 259 |
+
|
| 260 |
+
/**
|
| 261 |
+
* Extracts Emmet abbreviation from given string.
|
| 262 |
+
* The goal of this module is to extract abbreviation from current editor’s line,
|
| 263 |
+
* e.g. like this: `<span>.foo[title=bar|]</span>` -> `.foo[title=bar]`, where
|
| 264 |
+
* `|` is a current caret position.
|
| 265 |
+
* @param {String} line A text line where abbreviation should be expanded
|
| 266 |
+
* @param {Number} [pos] Caret position in line. If not given, uses end-of-line
|
| 267 |
+
* @param {Object} [options]
|
| 268 |
+
* @param {Boolean} [options.lookAhead] Allow parser to look ahead of `pos` index for
|
| 269 |
+
* searching of missing abbreviation parts. Most editors automatically inserts
|
| 270 |
+
* closing braces for `[`, `{` and `(`, which will most likely be right after
|
| 271 |
+
* current caret position. So in order to properly expand abbreviation, user
|
| 272 |
+
* must explicitly move caret right after auto-inserted braces. Whith this option
|
| 273 |
+
* enabled, parser will search for closing braces right after `pos`. Default is `true`
|
| 274 |
+
* @param {String} [options.syntax] Name of context syntax of expanded abbreviation.
|
| 275 |
+
* Either 'markup' (default) or 'stylesheet'. In 'stylesheet' syntax, braces `[]`
|
| 276 |
+
* and `{}` are not supported thus not extracted.
|
| 277 |
+
* @return {Object} Object with `abbreviation` and its `location` in given line
|
| 278 |
+
* if abbreviation can be extracted, `null` otherwise
|
| 279 |
+
*/
|
| 280 |
+
function extractAbbreviation(line, pos, options) {
|
| 281 |
+
// make sure `pos` is within line range
|
| 282 |
+
pos = Math.min(line.length, Math.max(0, pos == null ? line.length : pos));
|
| 283 |
+
|
| 284 |
+
if (typeof options === 'boolean') {
|
| 285 |
+
options = Object.assign(defaultOptions, { lookAhead: options });
|
| 286 |
+
} else {
|
| 287 |
+
options = Object.assign(defaultOptions, options);
|
| 288 |
+
}
|
| 289 |
+
|
| 290 |
+
if (options.lookAhead == null || options.lookAhead === true) {
|
| 291 |
+
pos = offsetPastAutoClosed(line, pos, options);
|
| 292 |
+
}
|
| 293 |
+
|
| 294 |
+
let c;
|
| 295 |
+
const stream = new StreamReader(line);
|
| 296 |
+
stream.pos = pos;
|
| 297 |
+
const stack = [];
|
| 298 |
+
|
| 299 |
+
while (!stream.sol()) {
|
| 300 |
+
c = stream.peek();
|
| 301 |
+
|
| 302 |
+
if (isCloseBrace(c, options.syntax)) {
|
| 303 |
+
stack.push(c);
|
| 304 |
+
} else if (isOpenBrace(c, options.syntax)) {
|
| 305 |
+
if (stack.pop() !== bracePairs.get(c)) {
|
| 306 |
+
// unexpected brace
|
| 307 |
+
break;
|
| 308 |
+
}
|
| 309 |
+
} else if (has(stack, SQUARE_BRACE_R) || has(stack, CURLY_BRACE_R)) {
|
| 310 |
+
// respect all characters inside attribute sets or text nodes
|
| 311 |
+
stream.pos--;
|
| 312 |
+
continue;
|
| 313 |
+
} else if (isAtHTMLTag(stream) || !isAbbreviation(c)) {
|
| 314 |
+
break;
|
| 315 |
+
}
|
| 316 |
+
|
| 317 |
+
stream.pos--;
|
| 318 |
+
}
|
| 319 |
+
|
| 320 |
+
if (!stack.length && stream.pos !== pos) {
|
| 321 |
+
// found something, remove some invalid symbols from the
|
| 322 |
+
// beginning and return abbreviation
|
| 323 |
+
const abbreviation = line.slice(stream.pos, pos).replace(/^[*+>^]+/, '');
|
| 324 |
+
return {
|
| 325 |
+
abbreviation,
|
| 326 |
+
location: pos - abbreviation.length
|
| 327 |
+
};
|
| 328 |
+
}
|
| 329 |
+
}
|
| 330 |
+
|
| 331 |
+
/**
|
| 332 |
+
* Returns new `line` index which is right after characters beyound `pos` that
|
| 333 |
+
* edditor will likely automatically close, e.g. }, ], and quotes
|
| 334 |
+
* @param {String} line
|
| 335 |
+
* @param {Number} pos
|
| 336 |
+
* @return {Number}
|
| 337 |
+
*/
|
| 338 |
+
function offsetPastAutoClosed(line, pos, options) {
|
| 339 |
+
// closing quote is allowed only as a next character
|
| 340 |
+
if (isQuote(line.charCodeAt(pos))) {
|
| 341 |
+
pos++;
|
| 342 |
+
}
|
| 343 |
+
|
| 344 |
+
// offset pointer until non-autoclosed character is found
|
| 345 |
+
while (isCloseBrace(line.charCodeAt(pos), options.syntax)) {
|
| 346 |
+
pos++;
|
| 347 |
+
}
|
| 348 |
+
|
| 349 |
+
return pos;
|
| 350 |
+
}
|
| 351 |
+
|
| 352 |
+
function has(arr, value) {
|
| 353 |
+
return arr.indexOf(value) !== -1;
|
| 354 |
+
}
|
| 355 |
+
|
| 356 |
+
function isAbbreviation(c) {
|
| 357 |
+
return (c > 64 && c < 91) // uppercase letter
|
| 358 |
+
|| (c > 96 && c < 123) // lowercase letter
|
| 359 |
+
|| (c > 47 && c < 58) // number
|
| 360 |
+
|| specialChars.has(c); // special character
|
| 361 |
+
}
|
| 362 |
+
|
| 363 |
+
function isOpenBrace(c, syntax) {
|
| 364 |
+
return c === ROUND_BRACE_L || (syntax === 'markup' && (c === SQUARE_BRACE_L || c === CURLY_BRACE_L));
|
| 365 |
+
}
|
| 366 |
+
|
| 367 |
+
function isCloseBrace(c, syntax) {
|
| 368 |
+
return c === ROUND_BRACE_R || (syntax === 'markup' && (c === SQUARE_BRACE_R || c === CURLY_BRACE_R));
|
| 369 |
+
}
|
| 370 |
+
|
| 371 |
+
export default extractAbbreviation;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/extract-abbreviation/package.json
CHANGED
|
@@ -1,3 +1,29 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
{
|
| 2 |
+
"name": "@emmetio/extract-abbreviation",
|
| 3 |
+
"version": "0.1.6",
|
| 4 |
+
"description": "Extracts Emmet abbreviation from string",
|
| 5 |
+
"main": "dist/extract-abbreviation.cjs.js",
|
| 6 |
+
"module": "dist/extract-abbreviation.es.js",
|
| 7 |
+
"scripts": {
|
| 8 |
+
"test": "mocha",
|
| 9 |
+
"build": "rollup -c",
|
| 10 |
+
"prepublish": "npm test && npm run build"
|
| 11 |
+
},
|
| 12 |
+
"repository": {
|
| 13 |
+
"type": "git",
|
| 14 |
+
"url": "git+https://github.com/emmetio/extract-abbreviation.git"
|
| 15 |
+
},
|
| 16 |
+
"keywords": [],
|
| 17 |
+
"author": "Sergey Chikuyonok <serge.che@gmail.com>",
|
| 18 |
+
"license": "MIT",
|
| 19 |
+
"bugs": {
|
| 20 |
+
"url": "https://github.com/emmetio/extract-abbreviation/issues"
|
| 21 |
+
},
|
| 22 |
+
"homepage": "https://github.com/emmetio/extract-abbreviation#readme",
|
| 23 |
+
"devDependencies": {
|
| 24 |
+
"babel-plugin-transform-es2015-modules-commonjs": "^6.22.0",
|
| 25 |
+
"babel-register": "^6.22.0",
|
| 26 |
+
"mocha": "^3.2.0",
|
| 27 |
+
"rollup": "^0.41.4"
|
| 28 |
+
}
|
| 29 |
+
}
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/LICENSE
CHANGED
|
@@ -1,3 +1,21 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
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|
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|
|
|
| 1 |
+
MIT License
|
| 2 |
+
|
| 3 |
+
Copyright (c) 2017 Emmet.io
|
| 4 |
+
|
| 5 |
+
Permission is hereby granted, free of charge, to any person obtaining a copy
|
| 6 |
+
of this software and associated documentation files (the "Software"), to deal
|
| 7 |
+
in the Software without restriction, including without limitation the rights
|
| 8 |
+
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
| 9 |
+
copies of the Software, and to permit persons to whom the Software is
|
| 10 |
+
furnished to do so, subject to the following conditions:
|
| 11 |
+
|
| 12 |
+
The above copyright notice and this permission notice shall be included in all
|
| 13 |
+
copies or substantial portions of the Software.
|
| 14 |
+
|
| 15 |
+
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
| 16 |
+
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
| 17 |
+
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
| 18 |
+
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
| 19 |
+
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
| 20 |
+
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
| 21 |
+
SOFTWARE.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/README.md
CHANGED
|
@@ -1,3 +1,50 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
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|
|
|
|
|
|
|
| 1 |
+
# Small and fast HTML matcher
|
| 2 |
+
|
| 3 |
+
Finds matching opening and closing tag pair for given location in HTML/XML source:
|
| 4 |
+
|
| 5 |
+
```js
|
| 6 |
+
import match from '@emmetio/html-matcher';
|
| 7 |
+
|
| 8 |
+
const content = '<div><a href="http://emmet.io">Example</a></div>';
|
| 9 |
+
|
| 10 |
+
// Find tag pair at character 35
|
| 11 |
+
const tag = match(content, 35);
|
| 12 |
+
|
| 13 |
+
console.log(tag.name); // Name of matched tag: "a"
|
| 14 |
+
console.log(tag.open); // Range of opening tag: [5, 31]
|
| 15 |
+
console.log(tag.end); // Range of closing tag: [38, 42]
|
| 16 |
+
|
| 17 |
+
// List of attributes found in opening tag
|
| 18 |
+
console.log(tag.attributes);
|
| 19 |
+
```
|
| 20 |
+
|
| 21 |
+
By default, matcher works in HTML, which means if it finds tag name which is known to be empty (for example, `<img>`) it will not search for it’s closing part. However, such behavior might be unexpected for XML syntaxes where all tags should be either self-closed or provide closing part. In this case, you should pass `xml: true` option to properly handle XML mode:
|
| 22 |
+
|
| 23 |
+
```js
|
| 24 |
+
import match from '@emmetio/html-matcher';
|
| 25 |
+
|
| 26 |
+
const content = '<div><img>Caption</img></div>';
|
| 27 |
+
const html = match(content, 8);
|
| 28 |
+
const xml = match(content, 8, { xml: true });
|
| 29 |
+
|
| 30 |
+
console.log(html.name); // "img"
|
| 31 |
+
console.log(html.open); // [5, 10]
|
| 32 |
+
console.log(html.close); // undefined
|
| 33 |
+
|
| 34 |
+
console.log(xml.name); // "img"
|
| 35 |
+
console.log(xml.open); // [5, 10]
|
| 36 |
+
console.log(xml.close); // [17, 23]
|
| 37 |
+
```
|
| 38 |
+
|
| 39 |
+
## Special tags
|
| 40 |
+
|
| 41 |
+
In HTML, some tags has special meaning. For example, a `<script>` tag: its contents should be completely ignored until we find closing `</script>` tag. But, if `<script>` tag contains unknown `type` attribute value, we should consider it as a regular tag. By default, matcher understands `script` and `style` tags as “special” but you can override them with `special` option:
|
| 42 |
+
|
| 43 |
+
```js
|
| 44 |
+
import match from '@emmetio/html-matcher';
|
| 45 |
+
|
| 46 |
+
// Treat `<foo-bar>` tag as ”special”: skip its content until `</foo-bar>`. Note that this option overwrites default value with `['script', 'style']` value
|
| 47 |
+
match('...', 10, { special: { 'foo-bar': null } });
|
| 48 |
+
```
|
| 49 |
+
|
| 50 |
+
The `special` option is an object where key is a tag name and value is an array of `type` attribute values which, if present in tag, will make it special. If array is not provided, all instances of tag with given name will be considered as special.
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/attributes.d.ts
CHANGED
|
@@ -1,3 +1,29 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
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|
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|
|
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|
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|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import Scanner from '@emmetio/scanner';
|
| 2 |
+
export interface AttributeToken {
|
| 3 |
+
name: string;
|
| 4 |
+
value?: string;
|
| 5 |
+
nameStart: number;
|
| 6 |
+
nameEnd: number;
|
| 7 |
+
valueStart?: number;
|
| 8 |
+
valueEnd?: number;
|
| 9 |
+
}
|
| 10 |
+
/**
|
| 11 |
+
* Parses given string as list of HTML attributes.
|
| 12 |
+
* @param src A fragment to parse. If `name` argument is provided, it must be an
|
| 13 |
+
* opening tag (`<a foo="bar">`), otherwise it should be a fragment between element
|
| 14 |
+
* name and tag closing angle (`foo="bar"`)
|
| 15 |
+
* @param name Tag name
|
| 16 |
+
*/
|
| 17 |
+
export default function attributes(src: string, name?: string): AttributeToken[];
|
| 18 |
+
/**
|
| 19 |
+
* Consumes attribute name from given scanner context
|
| 20 |
+
*/
|
| 21 |
+
export declare function attributeName(scanner: Scanner): boolean;
|
| 22 |
+
/**
|
| 23 |
+
* Consumes attribute value
|
| 24 |
+
*/
|
| 25 |
+
export declare function attributeValue(scanner: Scanner): true | undefined;
|
| 26 |
+
/**
|
| 27 |
+
* Returns clean (unquoted) value of `name` attribute
|
| 28 |
+
*/
|
| 29 |
+
export declare function getAttributeValue(attrs: AttributeToken[], name: string): string | undefined;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.cjs.js
CHANGED
|
@@ -1,3 +1,641 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
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|
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|
| 1 |
+
'use strict';
|
| 2 |
+
|
| 3 |
+
Object.defineProperty(exports, '__esModule', { value: true });
|
| 4 |
+
|
| 5 |
+
function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
|
| 6 |
+
|
| 7 |
+
var Scanner = require('@emmetio/scanner');
|
| 8 |
+
var Scanner__default = _interopDefault(Scanner);
|
| 9 |
+
|
| 10 |
+
const defaultOptions = {
|
| 11 |
+
xml: false,
|
| 12 |
+
allTokens: false,
|
| 13 |
+
special: {
|
| 14 |
+
style: null,
|
| 15 |
+
script: ['', 'text/javascript', 'application/x-javascript', 'javascript', 'typescript', 'ts', 'coffee', 'coffeescript']
|
| 16 |
+
},
|
| 17 |
+
empty: ['img', 'meta', 'link', 'br', 'base', 'hr', 'area', 'wbr', 'col', 'embed', 'input', 'param', 'source', 'track']
|
| 18 |
+
};
|
| 19 |
+
/** Options for `Scanner` utils */
|
| 20 |
+
const opt = { throws: false };
|
| 21 |
+
function createOptions(options = {}) {
|
| 22 |
+
return Object.assign(Object.assign({}, defaultOptions), options);
|
| 23 |
+
}
|
| 24 |
+
/**
|
| 25 |
+
* Converts given string into array of character codes
|
| 26 |
+
*/
|
| 27 |
+
function toCharCodes(str) {
|
| 28 |
+
return str.split('').map(ch => ch.charCodeAt(0));
|
| 29 |
+
}
|
| 30 |
+
/**
|
| 31 |
+
* Consumes array of character codes from given scanner
|
| 32 |
+
*/
|
| 33 |
+
function consumeArray(scanner, codes) {
|
| 34 |
+
const start = scanner.pos;
|
| 35 |
+
for (let i = 0; i < codes.length; i++) {
|
| 36 |
+
if (!scanner.eat(codes[i])) {
|
| 37 |
+
scanner.pos = start;
|
| 38 |
+
return false;
|
| 39 |
+
}
|
| 40 |
+
}
|
| 41 |
+
scanner.start = start;
|
| 42 |
+
return true;
|
| 43 |
+
}
|
| 44 |
+
/**
|
| 45 |
+
* Consumes section from given string which starts with `open` character codes
|
| 46 |
+
* and ends with `close` character codes
|
| 47 |
+
* @return Returns `true` if section was consumed
|
| 48 |
+
*/
|
| 49 |
+
function consumeSection(scanner, open, close, allowUnclosed) {
|
| 50 |
+
const start = scanner.pos;
|
| 51 |
+
if (consumeArray(scanner, open)) {
|
| 52 |
+
// consumed `<!--`, read next until we find ending part or reach the end of input
|
| 53 |
+
while (!scanner.eof()) {
|
| 54 |
+
if (consumeArray(scanner, close)) {
|
| 55 |
+
scanner.start = start;
|
| 56 |
+
return true;
|
| 57 |
+
}
|
| 58 |
+
scanner.pos++;
|
| 59 |
+
}
|
| 60 |
+
// unclosed section is allowed
|
| 61 |
+
if (allowUnclosed) {
|
| 62 |
+
scanner.start = start;
|
| 63 |
+
return true;
|
| 64 |
+
}
|
| 65 |
+
scanner.pos = start;
|
| 66 |
+
return false;
|
| 67 |
+
}
|
| 68 |
+
// unable to find section, revert to initial position
|
| 69 |
+
scanner.pos = start;
|
| 70 |
+
return false;
|
| 71 |
+
}
|
| 72 |
+
/**
|
| 73 |
+
* Check if given character can be used as a start of tag name or attribute
|
| 74 |
+
*/
|
| 75 |
+
function nameStartChar(ch) {
|
| 76 |
+
// Limited XML spec: https://www.w3.org/TR/xml/#NT-NameStartChar
|
| 77 |
+
return Scanner.isAlpha(ch) || ch === 58 /* Colon */ || ch === 95 /* Underscore */
|
| 78 |
+
|| (ch >= 0xC0 && ch <= 0xD6)
|
| 79 |
+
|| (ch >= 0xD8 && ch <= 0xF6)
|
| 80 |
+
|| (ch >= 0xF8 && ch <= 0x2FF)
|
| 81 |
+
|| (ch >= 0x370 && ch <= 0x37D)
|
| 82 |
+
|| (ch >= 0x37F && ch <= 0x1FFF);
|
| 83 |
+
}
|
| 84 |
+
/**
|
| 85 |
+
* Check if given character can be used in a tag or attribute name
|
| 86 |
+
*/
|
| 87 |
+
function nameChar(ch) {
|
| 88 |
+
// Limited XML spec: https://www.w3.org/TR/xml/#NT-NameChar
|
| 89 |
+
return nameStartChar(ch) || ch === 45 /* Dash */ || ch === 46 /* Dot */ || Scanner.isNumber(ch)
|
| 90 |
+
|| ch === 0xB7
|
| 91 |
+
|| (ch >= 0x0300 && ch <= 0x036F);
|
| 92 |
+
}
|
| 93 |
+
/**
|
| 94 |
+
* Consumes identifier from given scanner
|
| 95 |
+
*/
|
| 96 |
+
function ident(scanner) {
|
| 97 |
+
const start = scanner.pos;
|
| 98 |
+
if (scanner.eat(nameStartChar)) {
|
| 99 |
+
scanner.eatWhile(nameChar);
|
| 100 |
+
scanner.start = start;
|
| 101 |
+
return true;
|
| 102 |
+
}
|
| 103 |
+
return false;
|
| 104 |
+
}
|
| 105 |
+
/**
|
| 106 |
+
* Check if given code is tag terminator
|
| 107 |
+
*/
|
| 108 |
+
function isTerminator(code) {
|
| 109 |
+
return code === 62 /* RightAngle */ || code === 47 /* Slash */;
|
| 110 |
+
}
|
| 111 |
+
/**
|
| 112 |
+
* Check if given character code is valid unquoted value
|
| 113 |
+
*/
|
| 114 |
+
function isUnquoted(code) {
|
| 115 |
+
return !isNaN(code) && !Scanner.isQuote(code) && !Scanner.isSpace(code) && !isTerminator(code);
|
| 116 |
+
}
|
| 117 |
+
/**
|
| 118 |
+
* Consumes paired tokens (like `[` and `]`) with respect of nesting and embedded
|
| 119 |
+
* quoted values
|
| 120 |
+
* @return `true` if paired token was consumed
|
| 121 |
+
*/
|
| 122 |
+
function consumePaired(scanner) {
|
| 123 |
+
return Scanner.eatPair(scanner, 60 /* LeftAngle */, 62 /* RightAngle */, opt)
|
| 124 |
+
|| Scanner.eatPair(scanner, 40 /* LeftRound */, 41 /* RightRound */, opt)
|
| 125 |
+
|| Scanner.eatPair(scanner, 91 /* LeftSquare */, 93 /* RightSquare */, opt)
|
| 126 |
+
|| Scanner.eatPair(scanner, 123 /* LeftCurly */, 125 /* RightCurly */, opt);
|
| 127 |
+
}
|
| 128 |
+
/**
|
| 129 |
+
* Returns unquoted value of given string
|
| 130 |
+
*/
|
| 131 |
+
function getUnquotedValue(value) {
|
| 132 |
+
// Trim quotes
|
| 133 |
+
if (Scanner.isQuote(value.charCodeAt(0))) {
|
| 134 |
+
value = value.slice(1);
|
| 135 |
+
}
|
| 136 |
+
if (Scanner.isQuote(value.charCodeAt(value.length - 1))) {
|
| 137 |
+
value = value.slice(0, -1);
|
| 138 |
+
}
|
| 139 |
+
return value;
|
| 140 |
+
}
|
| 141 |
+
|
| 142 |
+
/**
|
| 143 |
+
* Parses given string as list of HTML attributes.
|
| 144 |
+
* @param src A fragment to parse. If `name` argument is provided, it must be an
|
| 145 |
+
* opening tag (`<a foo="bar">`), otherwise it should be a fragment between element
|
| 146 |
+
* name and tag closing angle (`foo="bar"`)
|
| 147 |
+
* @param name Tag name
|
| 148 |
+
*/
|
| 149 |
+
function attributes(src, name) {
|
| 150 |
+
const result = [];
|
| 151 |
+
let start = 0;
|
| 152 |
+
let end = src.length;
|
| 153 |
+
if (name) {
|
| 154 |
+
start = name.length + 1;
|
| 155 |
+
end -= src.slice(-2) === '/>' ? 2 : 1;
|
| 156 |
+
}
|
| 157 |
+
const scanner = new Scanner__default(src, start, end);
|
| 158 |
+
while (!scanner.eof()) {
|
| 159 |
+
scanner.eatWhile(Scanner.isSpace);
|
| 160 |
+
if (attributeName(scanner)) {
|
| 161 |
+
const token = {
|
| 162 |
+
name: scanner.current(),
|
| 163 |
+
nameStart: scanner.start,
|
| 164 |
+
nameEnd: scanner.pos
|
| 165 |
+
};
|
| 166 |
+
if (scanner.eat(61 /* Equals */) && attributeValue(scanner)) {
|
| 167 |
+
token.value = scanner.current();
|
| 168 |
+
token.valueStart = scanner.start;
|
| 169 |
+
token.valueEnd = scanner.pos;
|
| 170 |
+
}
|
| 171 |
+
result.push(token);
|
| 172 |
+
}
|
| 173 |
+
else {
|
| 174 |
+
// Do not break on invalid attributes: we are not validating parser
|
| 175 |
+
scanner.pos++;
|
| 176 |
+
}
|
| 177 |
+
}
|
| 178 |
+
return result;
|
| 179 |
+
}
|
| 180 |
+
/**
|
| 181 |
+
* Consumes attribute name from given scanner context
|
| 182 |
+
*/
|
| 183 |
+
function attributeName(scanner) {
|
| 184 |
+
const start = scanner.pos;
|
| 185 |
+
if (scanner.eat(42 /* Asterisk */) || scanner.eat(35 /* Hash */)) {
|
| 186 |
+
// Angular-style directives: `<section *ngIf="showSection">`, `<video #movieplayer ...>`
|
| 187 |
+
ident(scanner);
|
| 188 |
+
scanner.start = start;
|
| 189 |
+
return true;
|
| 190 |
+
}
|
| 191 |
+
// Attribute name could be a regular name or expression:
|
| 192 |
+
// React-style – `<div {...props}>`
|
| 193 |
+
// Angular-style – `<div [ng-for]>` or `<div *ng-for>`
|
| 194 |
+
return consumePaired(scanner) || ident(scanner);
|
| 195 |
+
}
|
| 196 |
+
/**
|
| 197 |
+
* Consumes attribute value
|
| 198 |
+
*/
|
| 199 |
+
function attributeValue(scanner) {
|
| 200 |
+
// Supported attribute values are quoted, React-like expressions (`{foo}`)
|
| 201 |
+
// or unquoted literals
|
| 202 |
+
return Scanner.eatQuoted(scanner, opt) || consumePaired(scanner) || unquoted(scanner);
|
| 203 |
+
}
|
| 204 |
+
/**
|
| 205 |
+
* Returns clean (unquoted) value of `name` attribute
|
| 206 |
+
*/
|
| 207 |
+
function getAttributeValue(attrs, name) {
|
| 208 |
+
for (let i = 0; i < attrs.length; i++) {
|
| 209 |
+
const attr = attrs[i];
|
| 210 |
+
if (attr.name === name) {
|
| 211 |
+
return attr.value && getUnquotedValue(attr.value);
|
| 212 |
+
}
|
| 213 |
+
}
|
| 214 |
+
}
|
| 215 |
+
/**
|
| 216 |
+
* Consumes unquoted value
|
| 217 |
+
*/
|
| 218 |
+
function unquoted(scanner) {
|
| 219 |
+
const start = scanner.pos;
|
| 220 |
+
if (scanner.eatWhile(isUnquoted)) {
|
| 221 |
+
scanner.start = start;
|
| 222 |
+
return true;
|
| 223 |
+
}
|
| 224 |
+
}
|
| 225 |
+
|
| 226 |
+
const cdataOpen = toCharCodes('<![CDATA[');
|
| 227 |
+
const cdataClose = toCharCodes(']]>');
|
| 228 |
+
const commentOpen = toCharCodes('<!--');
|
| 229 |
+
const commentClose = toCharCodes('-->');
|
| 230 |
+
const piStart = toCharCodes('<?');
|
| 231 |
+
const piEnd = toCharCodes('?>');
|
| 232 |
+
const erbStart = toCharCodes('<%');
|
| 233 |
+
const erbEnd = toCharCodes('%>');
|
| 234 |
+
/**
|
| 235 |
+
* Performs fast scan of given source code: for each tag found it invokes callback
|
| 236 |
+
* with tag name, its type (open, close, self-close) and range in original source.
|
| 237 |
+
* Unlike regular scanner, fast scanner doesn’t provide info about attributes to
|
| 238 |
+
* reduce object allocations hence increase performance.
|
| 239 |
+
* If `callback` returns `false`, scanner stops parsing.
|
| 240 |
+
* @param special List of “special” HTML tags which should be ignored. Most likely
|
| 241 |
+
* it’s a "script" and "style" tags.
|
| 242 |
+
*/
|
| 243 |
+
function scan(source, callback, options) {
|
| 244 |
+
const scanner = new Scanner__default(source);
|
| 245 |
+
const special = options ? options.special : null;
|
| 246 |
+
const allTokens = options ? options.allTokens : false;
|
| 247 |
+
let type;
|
| 248 |
+
let name;
|
| 249 |
+
let nameStart;
|
| 250 |
+
let nameEnd;
|
| 251 |
+
let nameCodes;
|
| 252 |
+
let found = false;
|
| 253 |
+
let piName = null;
|
| 254 |
+
while (!scanner.eof()) {
|
| 255 |
+
const start = scanner.pos;
|
| 256 |
+
if (cdata(scanner)) {
|
| 257 |
+
if (allTokens && callback('#cdata', 4 /* CData */, scanner.start, scanner.pos) === false) {
|
| 258 |
+
break;
|
| 259 |
+
}
|
| 260 |
+
}
|
| 261 |
+
else if (comment(scanner)) {
|
| 262 |
+
if (allTokens && callback('#comment', 6 /* Comment */, scanner.start, scanner.pos) === false) {
|
| 263 |
+
break;
|
| 264 |
+
}
|
| 265 |
+
}
|
| 266 |
+
else if (erb(scanner)) {
|
| 267 |
+
if (allTokens && callback('#erb', 7 /* ERB */, scanner.start, scanner.pos) === false) {
|
| 268 |
+
break;
|
| 269 |
+
}
|
| 270 |
+
}
|
| 271 |
+
else if (piName = processingInstruction(scanner)) {
|
| 272 |
+
if (allTokens && callback(piName, 5 /* ProcessingInstruction */, scanner.start, scanner.pos) === false) {
|
| 273 |
+
break;
|
| 274 |
+
}
|
| 275 |
+
}
|
| 276 |
+
else if (scanner.eat(60 /* LeftAngle */)) {
|
| 277 |
+
// Maybe a tag name?
|
| 278 |
+
type = scanner.eat(47 /* Slash */) ? 2 /* Close */ : 1 /* Open */;
|
| 279 |
+
nameStart = scanner.pos;
|
| 280 |
+
if (ident(scanner)) {
|
| 281 |
+
// Consumed tag name
|
| 282 |
+
nameEnd = scanner.pos;
|
| 283 |
+
if (type !== 2 /* Close */) {
|
| 284 |
+
skipAttributes(scanner);
|
| 285 |
+
scanner.eatWhile(Scanner.isSpace);
|
| 286 |
+
if (scanner.eat(47 /* Slash */)) {
|
| 287 |
+
type = 3 /* SelfClose */;
|
| 288 |
+
}
|
| 289 |
+
}
|
| 290 |
+
if (scanner.eat(62 /* RightAngle */)) {
|
| 291 |
+
// Tag properly closed
|
| 292 |
+
name = scanner.substring(nameStart, nameEnd);
|
| 293 |
+
if (callback(name, type, start, scanner.pos) === false) {
|
| 294 |
+
break;
|
| 295 |
+
}
|
| 296 |
+
if (type === 1 /* Open */ && special && isSpecial(special, name, source, start, scanner.pos)) {
|
| 297 |
+
// Found opening tag of special element: we should skip
|
| 298 |
+
// scanner contents until we find closing tag
|
| 299 |
+
nameCodes = toCharCodes(name);
|
| 300 |
+
found = false;
|
| 301 |
+
while (!scanner.eof()) {
|
| 302 |
+
if (consumeClosing(scanner, nameCodes)) {
|
| 303 |
+
found = true;
|
| 304 |
+
break;
|
| 305 |
+
}
|
| 306 |
+
scanner.pos++;
|
| 307 |
+
}
|
| 308 |
+
if (found && callback(name, 2 /* Close */, scanner.start, scanner.pos) === false) {
|
| 309 |
+
break;
|
| 310 |
+
}
|
| 311 |
+
}
|
| 312 |
+
}
|
| 313 |
+
}
|
| 314 |
+
}
|
| 315 |
+
else {
|
| 316 |
+
scanner.pos++;
|
| 317 |
+
}
|
| 318 |
+
}
|
| 319 |
+
}
|
| 320 |
+
/**
|
| 321 |
+
* Skips attributes in current tag context
|
| 322 |
+
*/
|
| 323 |
+
function skipAttributes(scanner) {
|
| 324 |
+
while (!scanner.eof()) {
|
| 325 |
+
scanner.eatWhile(Scanner.isSpace);
|
| 326 |
+
if (attributeName(scanner)) {
|
| 327 |
+
if (scanner.eat(61 /* Equals */)) {
|
| 328 |
+
attributeValue(scanner);
|
| 329 |
+
}
|
| 330 |
+
}
|
| 331 |
+
else if (isTerminator(scanner.peek())) {
|
| 332 |
+
break;
|
| 333 |
+
}
|
| 334 |
+
else {
|
| 335 |
+
scanner.pos++;
|
| 336 |
+
}
|
| 337 |
+
}
|
| 338 |
+
}
|
| 339 |
+
/**
|
| 340 |
+
* Consumes closing tag with given name from scanner
|
| 341 |
+
*/
|
| 342 |
+
function consumeClosing(scanner, name) {
|
| 343 |
+
const start = scanner.pos;
|
| 344 |
+
if (scanner.eat(60 /* LeftAngle */) && scanner.eat(47 /* Slash */) && consumeArray(scanner, name) && scanner.eat(62 /* RightAngle */)) {
|
| 345 |
+
scanner.start = start;
|
| 346 |
+
return true;
|
| 347 |
+
}
|
| 348 |
+
scanner.pos = start;
|
| 349 |
+
return false;
|
| 350 |
+
}
|
| 351 |
+
/**
|
| 352 |
+
* Consumes CDATA from given scanner
|
| 353 |
+
*/
|
| 354 |
+
function cdata(scanner) {
|
| 355 |
+
return consumeSection(scanner, cdataOpen, cdataClose, true);
|
| 356 |
+
}
|
| 357 |
+
/**
|
| 358 |
+
* Consumes comments from given scanner
|
| 359 |
+
*/
|
| 360 |
+
function comment(scanner) {
|
| 361 |
+
return consumeSection(scanner, commentOpen, commentClose, true);
|
| 362 |
+
}
|
| 363 |
+
/**
|
| 364 |
+
* Consumes processing instruction from given scanner. If consumed, returns
|
| 365 |
+
* processing instruction name
|
| 366 |
+
*/
|
| 367 |
+
function processingInstruction(scanner) {
|
| 368 |
+
const start = scanner.pos;
|
| 369 |
+
if (consumeArray(scanner, piStart) && ident(scanner)) {
|
| 370 |
+
const name = scanner.current();
|
| 371 |
+
while (!scanner.eof()) {
|
| 372 |
+
if (consumeArray(scanner, piEnd)) {
|
| 373 |
+
break;
|
| 374 |
+
}
|
| 375 |
+
Scanner.eatQuoted(scanner) || scanner.pos++;
|
| 376 |
+
}
|
| 377 |
+
scanner.start = start;
|
| 378 |
+
return name;
|
| 379 |
+
}
|
| 380 |
+
scanner.pos = start;
|
| 381 |
+
return null;
|
| 382 |
+
}
|
| 383 |
+
/**
|
| 384 |
+
* Consumes ERB-style entity: `<% ... %>` or `<%= ... %>`
|
| 385 |
+
*/
|
| 386 |
+
function erb(scanner) {
|
| 387 |
+
const start = scanner.pos;
|
| 388 |
+
if (consumeArray(scanner, erbStart)) {
|
| 389 |
+
while (!scanner.eof()) {
|
| 390 |
+
if (consumeArray(scanner, erbEnd)) {
|
| 391 |
+
break;
|
| 392 |
+
}
|
| 393 |
+
Scanner.eatQuoted(scanner) || scanner.pos++;
|
| 394 |
+
}
|
| 395 |
+
scanner.start = start;
|
| 396 |
+
return true;
|
| 397 |
+
}
|
| 398 |
+
scanner.pos = start;
|
| 399 |
+
return false;
|
| 400 |
+
}
|
| 401 |
+
/**
|
| 402 |
+
* Check if given tag name should be considered as special
|
| 403 |
+
*/
|
| 404 |
+
function isSpecial(special, name, source, start, end) {
|
| 405 |
+
if (name in special) {
|
| 406 |
+
const typeValues = special[name];
|
| 407 |
+
if (!Array.isArray(typeValues)) {
|
| 408 |
+
return true;
|
| 409 |
+
}
|
| 410 |
+
const attrs = attributes(source.substring(start + name.length + 1, end - 1));
|
| 411 |
+
return typeValues.includes(getAttributeValue(attrs, 'type') || '');
|
| 412 |
+
}
|
| 413 |
+
return false;
|
| 414 |
+
}
|
| 415 |
+
|
| 416 |
+
/**
|
| 417 |
+
* Finds matched tag for given `pos` location in XML/HTML `source`
|
| 418 |
+
*/
|
| 419 |
+
function match(source, pos, opt) {
|
| 420 |
+
// Since we expect large input document, we’ll use pooling technique
|
| 421 |
+
// for storing tag data to reduce memory pressure and improve performance
|
| 422 |
+
const pool = [];
|
| 423 |
+
const stack = [];
|
| 424 |
+
const options = createOptions(opt);
|
| 425 |
+
let result = null;
|
| 426 |
+
scan(source, (name, type, start, end) => {
|
| 427 |
+
if (type === 1 /* Open */ && isSelfClose(name, options)) {
|
| 428 |
+
// Found empty element in HTML mode, mark is as self-closing
|
| 429 |
+
type = 3 /* SelfClose */;
|
| 430 |
+
}
|
| 431 |
+
if (type === 1 /* Open */) {
|
| 432 |
+
// Allocate tag object from pool
|
| 433 |
+
stack.push(allocTag(pool, name, start, end));
|
| 434 |
+
}
|
| 435 |
+
else if (type === 3 /* SelfClose */) {
|
| 436 |
+
if (start < pos && pos < end) {
|
| 437 |
+
// Matched given self-closing tag
|
| 438 |
+
result = {
|
| 439 |
+
name,
|
| 440 |
+
attributes: getAttributes(source, start, end, name),
|
| 441 |
+
open: [start, end]
|
| 442 |
+
};
|
| 443 |
+
return false;
|
| 444 |
+
}
|
| 445 |
+
}
|
| 446 |
+
else {
|
| 447 |
+
const tag = last(stack);
|
| 448 |
+
if (tag && tag.name === name) {
|
| 449 |
+
// Matching closing tag found
|
| 450 |
+
if (tag.start < pos && pos < end) {
|
| 451 |
+
result = {
|
| 452 |
+
name,
|
| 453 |
+
attributes: getAttributes(source, tag.start, tag.end, name),
|
| 454 |
+
open: [tag.start, tag.end],
|
| 455 |
+
close: [start, end]
|
| 456 |
+
};
|
| 457 |
+
return false;
|
| 458 |
+
}
|
| 459 |
+
else if (stack.length) {
|
| 460 |
+
// Release tag object for further re-use
|
| 461 |
+
releaseTag(pool, stack.pop());
|
| 462 |
+
}
|
| 463 |
+
}
|
| 464 |
+
}
|
| 465 |
+
}, options);
|
| 466 |
+
stack.length = pool.length = 0;
|
| 467 |
+
return result;
|
| 468 |
+
}
|
| 469 |
+
/**
|
| 470 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 471 |
+
* given location when moving in outward direction
|
| 472 |
+
*/
|
| 473 |
+
function balancedOutward(source, pos, opt) {
|
| 474 |
+
const pool = [];
|
| 475 |
+
const stack = [];
|
| 476 |
+
const options = createOptions(opt);
|
| 477 |
+
const result = [];
|
| 478 |
+
scan(source, (name, type, start, end) => {
|
| 479 |
+
if (type === 2 /* Close */) {
|
| 480 |
+
const tag = last(stack);
|
| 481 |
+
if (tag && tag.name === name) { // XXX check for invalid tag names?
|
| 482 |
+
// Matching closing tag found, check if matched pair is a candidate
|
| 483 |
+
// for outward balancing
|
| 484 |
+
if (tag.start < pos && pos < end) {
|
| 485 |
+
result.push({
|
| 486 |
+
name,
|
| 487 |
+
open: [tag.start, tag.end],
|
| 488 |
+
close: [start, end]
|
| 489 |
+
});
|
| 490 |
+
}
|
| 491 |
+
// Release tag object for further re-use
|
| 492 |
+
releaseTag(pool, stack.pop());
|
| 493 |
+
}
|
| 494 |
+
}
|
| 495 |
+
else if (type === 3 /* SelfClose */ || isSelfClose(name, options)) {
|
| 496 |
+
if (start < pos && pos < end) {
|
| 497 |
+
// Matched self-closed tag
|
| 498 |
+
result.push({ name, open: [start, end] });
|
| 499 |
+
}
|
| 500 |
+
}
|
| 501 |
+
else {
|
| 502 |
+
stack.push(allocTag(pool, name, start, end));
|
| 503 |
+
}
|
| 504 |
+
}, options);
|
| 505 |
+
stack.length = pool.length = 0;
|
| 506 |
+
return result;
|
| 507 |
+
}
|
| 508 |
+
/**
|
| 509 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 510 |
+
* given location when moving in inward direction
|
| 511 |
+
*/
|
| 512 |
+
function balancedInward(source, pos, opt) {
|
| 513 |
+
// Collecting tags for inward balancing is a bit trickier: we have to store
|
| 514 |
+
// first child of every matched tag until we find the one that matches given
|
| 515 |
+
// location
|
| 516 |
+
const pool = [];
|
| 517 |
+
const stack = [];
|
| 518 |
+
const options = createOptions(opt);
|
| 519 |
+
const result = [];
|
| 520 |
+
const alloc = (name, start, end) => {
|
| 521 |
+
if (pool.length) {
|
| 522 |
+
const tag = pool.pop();
|
| 523 |
+
tag.name = name;
|
| 524 |
+
tag.ranges.push(start, end);
|
| 525 |
+
return tag;
|
| 526 |
+
}
|
| 527 |
+
return { name, ranges: [start, end] };
|
| 528 |
+
};
|
| 529 |
+
const release = (tag) => {
|
| 530 |
+
tag.ranges.length = 0;
|
| 531 |
+
tag.firstChild = void 0;
|
| 532 |
+
pool.push(tag);
|
| 533 |
+
};
|
| 534 |
+
scan(source, (name, type, start, end) => {
|
| 535 |
+
if (type === 2 /* Close */) {
|
| 536 |
+
if (!stack.length) {
|
| 537 |
+
// Some sort of lone closing tag, ignore it
|
| 538 |
+
return;
|
| 539 |
+
}
|
| 540 |
+
let tag = last(stack);
|
| 541 |
+
if (tag.name === name) { // XXX check for invalid tag names?
|
| 542 |
+
// Matching closing tag found, check if matched pair is a candidate
|
| 543 |
+
// for outward balancing
|
| 544 |
+
if (tag.ranges[0] <= pos && pos <= end) {
|
| 545 |
+
result.push({
|
| 546 |
+
name,
|
| 547 |
+
open: tag.ranges.slice(0, 2),
|
| 548 |
+
close: [start, end]
|
| 549 |
+
});
|
| 550 |
+
while (tag.firstChild) {
|
| 551 |
+
const child = tag.firstChild;
|
| 552 |
+
const res = {
|
| 553 |
+
name: child.name,
|
| 554 |
+
open: child.ranges.slice(0, 2)
|
| 555 |
+
};
|
| 556 |
+
if (child.ranges.length > 2) {
|
| 557 |
+
res.close = child.ranges.slice(2, 4);
|
| 558 |
+
}
|
| 559 |
+
result.push(res);
|
| 560 |
+
release(tag);
|
| 561 |
+
tag = child;
|
| 562 |
+
}
|
| 563 |
+
return false;
|
| 564 |
+
}
|
| 565 |
+
else {
|
| 566 |
+
stack.pop();
|
| 567 |
+
const parent = last(stack);
|
| 568 |
+
if (parent && !parent.firstChild) {
|
| 569 |
+
// No first child in parent node: store current tag
|
| 570 |
+
tag.ranges.push(start, end);
|
| 571 |
+
parent.firstChild = tag;
|
| 572 |
+
}
|
| 573 |
+
else {
|
| 574 |
+
release(tag);
|
| 575 |
+
}
|
| 576 |
+
}
|
| 577 |
+
}
|
| 578 |
+
}
|
| 579 |
+
else if (type === 3 /* SelfClose */ || isSelfClose(name, options)) {
|
| 580 |
+
if (start < pos && pos < end) {
|
| 581 |
+
// Matched self-closed tag, no need to look further
|
| 582 |
+
result.push({ name, open: [start, end] });
|
| 583 |
+
return false;
|
| 584 |
+
}
|
| 585 |
+
const parent = last(stack);
|
| 586 |
+
if (parent && !parent.firstChild) {
|
| 587 |
+
parent.firstChild = alloc(name, start, end);
|
| 588 |
+
}
|
| 589 |
+
}
|
| 590 |
+
else {
|
| 591 |
+
stack.push(alloc(name, start, end));
|
| 592 |
+
}
|
| 593 |
+
}, options);
|
| 594 |
+
stack.length = pool.length = 0;
|
| 595 |
+
return result;
|
| 596 |
+
}
|
| 597 |
+
function allocTag(pool, name, start, end) {
|
| 598 |
+
if (pool.length) {
|
| 599 |
+
const tag = pool.pop();
|
| 600 |
+
tag.name = name;
|
| 601 |
+
tag.start = start;
|
| 602 |
+
tag.end = end;
|
| 603 |
+
return tag;
|
| 604 |
+
}
|
| 605 |
+
return { name, start, end };
|
| 606 |
+
}
|
| 607 |
+
function releaseTag(pool, tag) {
|
| 608 |
+
pool.push(tag);
|
| 609 |
+
}
|
| 610 |
+
/**
|
| 611 |
+
* Returns parsed attributes from given source
|
| 612 |
+
*/
|
| 613 |
+
function getAttributes(source, start, end, name) {
|
| 614 |
+
const tokens = attributes(source.slice(start, end), name);
|
| 615 |
+
tokens.forEach(attr => {
|
| 616 |
+
attr.nameStart += start;
|
| 617 |
+
attr.nameEnd += start;
|
| 618 |
+
if (attr.value != null) {
|
| 619 |
+
attr.valueStart += start;
|
| 620 |
+
attr.valueEnd += start;
|
| 621 |
+
}
|
| 622 |
+
});
|
| 623 |
+
return tokens;
|
| 624 |
+
}
|
| 625 |
+
/**
|
| 626 |
+
* Check if given tag is self-close for current parsing context
|
| 627 |
+
*/
|
| 628 |
+
function isSelfClose(name, options) {
|
| 629 |
+
return !options.xml && options.empty.includes(name);
|
| 630 |
+
}
|
| 631 |
+
function last(arr) {
|
| 632 |
+
return arr.length ? arr[arr.length - 1] : null;
|
| 633 |
+
}
|
| 634 |
+
|
| 635 |
+
exports.attributes = attributes;
|
| 636 |
+
exports.balancedInward = balancedInward;
|
| 637 |
+
exports.balancedOutward = balancedOutward;
|
| 638 |
+
exports.createOptions = createOptions;
|
| 639 |
+
exports.default = match;
|
| 640 |
+
exports.scan = scan;
|
| 641 |
+
//# sourceMappingURL=html-matcher.cjs.js.map
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.cjs.js.map
CHANGED
|
@@ -1,3 +1 @@
|
|
| 1 |
-
version https://git-lfs.github.com/spec/v1
|
| 2 |
-
oid sha256:e42e4b3f8d254f5e3dfda0289b90929ab769ed69b1a6c25d0e5c45d4a24b6fb7
|
| 3 |
-
size 42696
|
|
|
|
| 1 |
+
{"version":3,"file":"html-matcher.cjs.js","sources":["../src/utils.ts","../src/attributes.ts","../src/scan.ts","../src/index.ts"],"sourcesContent":["import Scanner, { isSpace, isQuote, isAlpha, isNumber, eatPair } from '@emmetio/scanner';\n\nexport type FastScanCallback = (name: string, type: ElementType, start: number, end: number) => false | any;\n\nexport const enum ElementType {\n Open = 1,\n Close = 2,\n SelfClose = 3,\n CData = 4,\n ProcessingInstruction = 5,\n Comment = 6,\n ERB = 7,\n}\n\nexport interface SpecialType {\n [tagName: string]: string[] | null;\n}\n\nexport const enum Chars {\n /** `-` character */\n Dash = 45,\n /** `.` character */\n Dot = 46,\n /** `/` character */\n Slash = 47,\n /** `:` character */\n Colon = 58,\n /** `<` character */\n LeftAngle = 60,\n /** `>` character */\n RightAngle = 62,\n /** `(` character */\n LeftRound = 40,\n /** `)` character */\n RightRound = 41,\n /** `[` character */\n LeftSquare = 91,\n /** `]` character */\n RightSquare = 93,\n /** `{` character */\n LeftCurly = 123,\n /** `}` character */\n RightCurly = 125,\n /** `_` character */\n Underscore = 95,\n /** `=` character */\n Equals = 61,\n /** `*` character */\n Asterisk = 42,\n /** `#` character */\n Hash = 35,\n}\n\nexport interface ScannerOptions {\n /**\n * Parses given source as XML document. It alters how should-be-empty\n * elements are treated: for example, in XML mode parser will try to locate\n * closing pair for `<br>` tag\n */\n xml: boolean;\n\n /**\n * List of tags that should have special parsing rules, e.g. should not parse\n * inner content and skip to closing tag. Key is a tag name that should be\n * considered special and value is either empty (always mark element as special)\n * or list of `type` attribute values, which, if present with one of this value,\n * make element special\n */\n special: SpecialType;\n\n /**\n * List of elements that should be treated as empty (e.g. without closing tag)\n * in non-XML syntax\n */\n empty: string[];\n\n /**\n * If enabled, scanner callback will receive XML tokes, including comment, cdata\n * and processing instructions. If disabled, only tags are emitted\n */\n allTokens: boolean;\n}\n\nconst defaultOptions: ScannerOptions = {\n xml: false,\n allTokens: false,\n special: {\n style: null,\n script: ['', 'text/javascript', 'application/x-javascript', 'javascript', 'typescript', 'ts', 'coffee', 'coffeescript']\n },\n empty: ['img', 'meta', 'link', 'br', 'base', 'hr', 'area', 'wbr', 'col', 'embed', 'input', 'param', 'source', 'track']\n};\n\n/** Options for `Scanner` utils */\nexport const opt = { throws: false };\n\nexport function createOptions(options: Partial<ScannerOptions> = {}): ScannerOptions {\n return { ...defaultOptions, ...options };\n}\n\n/**\n * Converts given string into array of character codes\n */\nexport function toCharCodes(str: string): number[] {\n return str.split('').map(ch => ch.charCodeAt(0));\n}\n\n/**\n * Consumes array of character codes from given scanner\n */\nexport function consumeArray(scanner: Scanner, codes: number[]): boolean {\n const start = scanner.pos;\n\n for (let i = 0; i < codes.length; i++) {\n if (!scanner.eat(codes[i])) {\n scanner.pos = start;\n return false;\n }\n }\n\n scanner.start = start;\n return true;\n}\n\n/**\n * Consumes section from given string which starts with `open` character codes\n * and ends with `close` character codes\n * @return Returns `true` if section was consumed\n */\nexport function consumeSection(scanner: Scanner, open: number[], close: number[], allowUnclosed?: boolean): boolean {\n const start = scanner.pos;\n if (consumeArray(scanner, open)) {\n // consumed `<!--`, read next until we find ending part or reach the end of input\n while (!scanner.eof()) {\n if (consumeArray(scanner, close)) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos++;\n }\n\n // unclosed section is allowed\n if (allowUnclosed) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n }\n\n // unable to find section, revert to initial position\n scanner.pos = start;\n return false;\n}\n\n/**\n * Check if given character can be used as a start of tag name or attribute\n */\nexport function nameStartChar(ch: number): boolean {\n // Limited XML spec: https://www.w3.org/TR/xml/#NT-NameStartChar\n return isAlpha(ch) || ch === Chars.Colon || ch === Chars.Underscore\n || (ch >= 0xC0 && ch <= 0xD6)\n || (ch >= 0xD8 && ch <= 0xF6)\n || (ch >= 0xF8 && ch <= 0x2FF)\n || (ch >= 0x370 && ch <= 0x37D)\n || (ch >= 0x37F && ch <= 0x1FFF);\n}\n\n/**\n * Check if given character can be used in a tag or attribute name\n */\nexport function nameChar(ch: number) {\n // Limited XML spec: https://www.w3.org/TR/xml/#NT-NameChar\n return nameStartChar(ch) || ch === Chars.Dash || ch === Chars.Dot || isNumber(ch)\n || ch === 0xB7\n || (ch >= 0x0300 && ch <= 0x036F);\n}\n\n/**\n * Consumes identifier from given scanner\n */\nexport function ident(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (scanner.eat(nameStartChar)) {\n scanner.eatWhile(nameChar);\n scanner.start = start;\n return true;\n }\n\n return false;\n}\n\n/**\n * Check if given code is tag terminator\n */\nexport function isTerminator(code: number): boolean {\n return code === Chars.RightAngle || code === Chars.Slash;\n}\n\n/**\n * Check if given character code is valid unquoted value\n */\nexport function isUnquoted(code: number): boolean {\n return !isNaN(code) && !isQuote(code) && !isSpace(code) && !isTerminator(code);\n}\n\n/**\n * Consumes paired tokens (like `[` and `]`) with respect of nesting and embedded\n * quoted values\n * @return `true` if paired token was consumed\n */\nexport function consumePaired(scanner: Scanner) {\n return eatPair(scanner, Chars.LeftAngle, Chars.RightAngle, opt)\n || eatPair(scanner, Chars.LeftRound, Chars.RightRound, opt)\n || eatPair(scanner, Chars.LeftSquare, Chars.RightSquare, opt)\n || eatPair(scanner, Chars.LeftCurly, Chars.RightCurly, opt);\n}\n\n/**\n * Returns unquoted value of given string\n */\nexport function getUnquotedValue(value: string): string {\n // Trim quotes\n if (isQuote(value.charCodeAt(0))) {\n value = value.slice(1);\n }\n\n if (isQuote(value.charCodeAt(value.length - 1))) {\n value = value.slice(0, -1);\n }\n\n return value;\n}\n","import Scanner, { eatQuoted, isSpace } from '@emmetio/scanner';\nimport { Chars, ident, consumePaired, opt, isUnquoted, getUnquotedValue } from './utils';\n\nexport interface AttributeToken {\n name: string;\n value?: string;\n nameStart: number;\n nameEnd: number;\n valueStart?: number;\n valueEnd?: number;\n}\n\n/**\n * Parses given string as list of HTML attributes.\n * @param src A fragment to parse. If `name` argument is provided, it must be an\n * opening tag (`<a foo=\"bar\">`), otherwise it should be a fragment between element\n * name and tag closing angle (`foo=\"bar\"`)\n * @param name Tag name\n */\nexport default function attributes(src: string, name?: string): AttributeToken[] {\n const result: AttributeToken[] = [];\n let start = 0;\n let end = src.length;\n if (name) {\n start = name.length + 1;\n end -= src.slice(-2) === '/>' ? 2 : 1;\n }\n const scanner = new Scanner(src, start, end);\n\n while (!scanner.eof()) {\n scanner.eatWhile(isSpace);\n if (attributeName(scanner)) {\n const token: AttributeToken = {\n name: scanner.current(),\n nameStart: scanner.start,\n nameEnd: scanner.pos\n };\n\n if (scanner.eat(Chars.Equals) && attributeValue(scanner)) {\n token.value = scanner.current();\n token.valueStart = scanner.start;\n token.valueEnd = scanner.pos;\n }\n\n result.push(token);\n } else {\n // Do not break on invalid attributes: we are not validating parser\n scanner.pos++;\n }\n }\n\n return result;\n}\n\n/**\n * Consumes attribute name from given scanner context\n */\nexport function attributeName(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (scanner.eat(Chars.Asterisk) || scanner.eat(Chars.Hash)) {\n // Angular-style directives: `<section *ngIf=\"showSection\">`, `<video #movieplayer ...>`\n ident(scanner);\n scanner.start = start;\n return true;\n }\n\n // Attribute name could be a regular name or expression:\n // React-style – `<div {...props}>`\n // Angular-style – `<div [ng-for]>` or `<div *ng-for>`\n return consumePaired(scanner) || ident(scanner);\n}\n\n/**\n * Consumes attribute value\n */\nexport function attributeValue(scanner: Scanner) {\n // Supported attribute values are quoted, React-like expressions (`{foo}`)\n // or unquoted literals\n return eatQuoted(scanner, opt) || consumePaired(scanner) || unquoted(scanner);\n}\n\n/**\n * Returns clean (unquoted) value of `name` attribute\n */\nexport function getAttributeValue(attrs: AttributeToken[], name: string): string | undefined {\n for (let i = 0; i < attrs.length; i++) {\n const attr = attrs[i];\n if (attr.name === name) {\n return attr.value && getUnquotedValue(attr.value);\n }\n }\n}\n\n/**\n * Consumes unquoted value\n */\nfunction unquoted(scanner: Scanner) {\n const start = scanner.pos;\n if (scanner.eatWhile(isUnquoted)) {\n scanner.start = start;\n return true;\n }\n}\n","import Scanner, { isSpace, eatQuoted } from '@emmetio/scanner';\nimport { FastScanCallback, ElementType, Chars, consumeArray, toCharCodes, isTerminator, consumeSection, ident, SpecialType, ScannerOptions } from './utils';\nimport attributes, { attributeName, attributeValue, getAttributeValue } from './attributes';\n\nconst cdataOpen = toCharCodes('<![CDATA[');\nconst cdataClose = toCharCodes(']]>');\nconst commentOpen = toCharCodes('<!--');\nconst commentClose = toCharCodes('-->');\nconst piStart = toCharCodes('<?');\nconst piEnd = toCharCodes('?>');\nconst erbStart = toCharCodes('<%');\nconst erbEnd = toCharCodes('%>');\n\n/**\n * Performs fast scan of given source code: for each tag found it invokes callback\n * with tag name, its type (open, close, self-close) and range in original source.\n * Unlike regular scanner, fast scanner doesn’t provide info about attributes to\n * reduce object allocations hence increase performance.\n * If `callback` returns `false`, scanner stops parsing.\n * @param special List of “special” HTML tags which should be ignored. Most likely\n * it’s a \"script\" and \"style\" tags.\n */\nexport default function scan(source: string, callback: FastScanCallback, options?: ScannerOptions) {\n const scanner = new Scanner(source);\n const special = options ? options.special : null;\n const allTokens = options ? options.allTokens : false;\n let type: ElementType;\n let name: string;\n let nameStart: number;\n let nameEnd: number;\n let nameCodes: number[];\n let found = false;\n let piName: string | null = null;\n\n while (!scanner.eof()) {\n const start = scanner.pos;\n\n if (cdata(scanner)) {\n if (allTokens && callback('#cdata', ElementType.CData, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (comment(scanner)) {\n if (allTokens && callback('#comment', ElementType.Comment, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (erb(scanner)) {\n if (allTokens && callback('#erb', ElementType.ERB, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (piName = processingInstruction(scanner)) {\n if (allTokens && callback(piName, ElementType.ProcessingInstruction, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (scanner.eat(Chars.LeftAngle)) {\n // Maybe a tag name?\n type = scanner.eat(Chars.Slash) ? ElementType.Close : ElementType.Open;\n nameStart = scanner.pos;\n\n if (ident(scanner)) {\n // Consumed tag name\n nameEnd = scanner.pos;\n if (type !== ElementType.Close) {\n skipAttributes(scanner);\n scanner.eatWhile(isSpace);\n if (scanner.eat(Chars.Slash)) {\n type = ElementType.SelfClose;\n }\n }\n\n if (scanner.eat(Chars.RightAngle)) {\n // Tag properly closed\n name = scanner.substring(nameStart, nameEnd);\n if (callback(name, type, start, scanner.pos) === false) {\n break;\n }\n\n if (type === ElementType.Open && special && isSpecial(special, name, source, start, scanner.pos)) {\n // Found opening tag of special element: we should skip\n // scanner contents until we find closing tag\n nameCodes = toCharCodes(name);\n found = false;\n while (!scanner.eof()) {\n if (consumeClosing(scanner, nameCodes)) {\n found = true;\n break;\n }\n\n scanner.pos++;\n }\n\n if (found && callback(name, ElementType.Close, scanner.start, scanner.pos) === false) {\n break;\n }\n }\n }\n }\n } else {\n scanner.pos++;\n }\n }\n}\n\n/**\n * Skips attributes in current tag context\n */\nfunction skipAttributes(scanner: Scanner) {\n while (!scanner.eof()) {\n scanner.eatWhile(isSpace);\n if (attributeName(scanner)) {\n if (scanner.eat(Chars.Equals)) {\n attributeValue(scanner);\n }\n } else if (isTerminator(scanner.peek())) {\n break;\n } else {\n scanner.pos++;\n }\n }\n}\n\n/**\n * Consumes closing tag with given name from scanner\n */\nfunction consumeClosing(scanner: Scanner, name: number[]): boolean {\n const start = scanner.pos;\n if (scanner.eat(Chars.LeftAngle) && scanner.eat(Chars.Slash) && consumeArray(scanner, name) && scanner.eat(Chars.RightAngle)) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n}\n\n/**\n * Consumes CDATA from given scanner\n */\nfunction cdata(scanner: Scanner): boolean {\n return consumeSection(scanner, cdataOpen, cdataClose, true);\n}\n\n/**\n * Consumes comments from given scanner\n */\nfunction comment(scanner: Scanner): boolean {\n return consumeSection(scanner, commentOpen, commentClose, true);\n}\n\n/**\n * Consumes processing instruction from given scanner. If consumed, returns\n * processing instruction name\n */\nfunction processingInstruction(scanner: Scanner): string | null {\n const start = scanner.pos;\n if (consumeArray(scanner, piStart) && ident(scanner)) {\n const name = scanner.current();\n while (!scanner.eof()) {\n if (consumeArray(scanner, piEnd)) {\n break;\n }\n\n eatQuoted(scanner) || scanner.pos++;\n }\n\n scanner.start = start;\n return name;\n }\n\n scanner.pos = start;\n return null;\n}\n\n/**\n * Consumes ERB-style entity: `<% ... %>` or `<%= ... %>`\n */\nfunction erb(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (consumeArray(scanner, erbStart)) {\n while (!scanner.eof()) {\n if (consumeArray(scanner, erbEnd)) {\n break;\n }\n\n eatQuoted(scanner) || scanner.pos++;\n }\n\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n}\n\n/**\n * Check if given tag name should be considered as special\n */\nfunction isSpecial(special: SpecialType, name: string, source: string, start: number, end: number): boolean {\n if (name in special) {\n const typeValues = special[name];\n if (!Array.isArray(typeValues)) {\n return true;\n }\n\n const attrs = attributes(source.substring(start + name.length + 1, end - 1));\n return typeValues.includes(getAttributeValue(attrs, 'type') || '');\n }\n\n return false;\n}\n","import { ScannerOptions, ElementType, createOptions } from './utils';\nimport scan from './scan';\nimport attributes, { AttributeToken } from './attributes';\n\nexport { scan, attributes, AttributeToken };\nexport { createOptions, ScannerOptions, ElementType, FastScanCallback } from './utils';\n\ntype TagRange = [number, number];\n\nexport interface MatchedTag {\n /** Name of matched tag */\n name: string;\n /** List of tag attributes */\n attributes: AttributeToken[];\n /** Range of opening tag */\n open: TagRange;\n /** Range of closing tag. If absent, tag is self-closing */\n close?: TagRange;\n}\n\nexport interface BalancedTag {\n /** Name of balanced tag */\n name: string;\n /** Range of opening tag */\n open: TagRange;\n /** Range of closing tag. If absent, tag is self-closing */\n close?: TagRange;\n}\n\ninterface Tag {\n name: string;\n start: number;\n end: number;\n}\n\ninterface InwardTag {\n name: string;\n ranges: number[];\n firstChild?: InwardTag;\n}\n\n/**\n * Finds matched tag for given `pos` location in XML/HTML `source`\n */\nexport default function match(source: string, pos: number, opt?: Partial<ScannerOptions>): MatchedTag | null {\n // Since we expect large input document, we’ll use pooling technique\n // for storing tag data to reduce memory pressure and improve performance\n const pool: Tag[] = [];\n const stack: Tag[] = [];\n const options = createOptions(opt);\n let result: MatchedTag | null = null;\n\n scan(source, (name, type, start, end) => {\n if (type === ElementType.Open && isSelfClose(name, options)) {\n // Found empty element in HTML mode, mark is as self-closing\n type = ElementType.SelfClose;\n }\n\n if (type === ElementType.Open) {\n // Allocate tag object from pool\n stack.push(allocTag(pool, name, start, end));\n } else if (type === ElementType.SelfClose) {\n if (start < pos && pos < end) {\n // Matched given self-closing tag\n result = {\n name,\n attributes: getAttributes(source, start, end, name),\n open: [start, end]\n };\n return false;\n }\n } else {\n const tag = last(stack);\n if (tag && tag.name === name) {\n // Matching closing tag found\n if (tag.start < pos && pos < end) {\n result = {\n name,\n attributes: getAttributes(source, tag.start, tag.end, name),\n open: [tag.start, tag.end],\n close: [start, end]\n };\n return false;\n } else if (stack.length) {\n // Release tag object for further re-use\n releaseTag(pool, stack.pop()!);\n }\n }\n }\n }, options);\n\n stack.length = pool.length = 0;\n return result;\n}\n\n/**\n * Returns balanced tag model: a list of all XML/HTML tags that could possibly match\n * given location when moving in outward direction\n */\nexport function balancedOutward(source: string, pos: number, opt?: Partial<ScannerOptions>): BalancedTag[] {\n const pool: Tag[] = [];\n const stack: Tag[] = [];\n const options = createOptions(opt);\n const result: BalancedTag[] = [];\n\n scan(source, (name, type, start, end) => {\n if (type === ElementType.Close) {\n const tag = last(stack);\n if (tag && tag.name === name) { // XXX check for invalid tag names?\n // Matching closing tag found, check if matched pair is a candidate\n // for outward balancing\n if (tag.start < pos && pos < end) {\n result.push({\n name,\n open: [tag.start, tag.end],\n close: [start, end]\n });\n }\n // Release tag object for further re-use\n releaseTag(pool, stack.pop()!);\n }\n } else if (type === ElementType.SelfClose || isSelfClose(name, options)) {\n if (start < pos && pos < end) {\n // Matched self-closed tag\n result.push({ name, open: [start, end] });\n }\n } else {\n stack.push(allocTag(pool, name, start, end));\n }\n }, options);\n\n stack.length = pool.length = 0;\n return result;\n}\n\n/**\n * Returns balanced tag model: a list of all XML/HTML tags that could possibly match\n * given location when moving in inward direction\n */\nexport function balancedInward(source: string, pos: number, opt?: Partial<ScannerOptions>): BalancedTag[] {\n // Collecting tags for inward balancing is a bit trickier: we have to store\n // first child of every matched tag until we find the one that matches given\n // location\n const pool: InwardTag[] = [];\n const stack: InwardTag[] = [];\n const options = createOptions(opt);\n const result: BalancedTag[] = [];\n\n const alloc = (name: string, start: number, end: number): InwardTag => {\n if (pool.length) {\n const tag = pool.pop()!;\n tag.name = name;\n tag.ranges.push(start, end);\n return tag;\n }\n\n return { name, ranges: [start, end] };\n };\n\n const release = (tag: InwardTag) => {\n tag.ranges.length = 0;\n tag.firstChild = void 0;\n pool.push(tag);\n };\n\n scan(source, (name, type, start, end) => {\n if (type === ElementType.Close) {\n if (!stack.length) {\n // Some sort of lone closing tag, ignore it\n return;\n }\n\n let tag = last(stack)!;\n if (tag.name === name) { // XXX check for invalid tag names?\n // Matching closing tag found, check if matched pair is a candidate\n // for outward balancing\n if (tag.ranges[0] <= pos && pos <= end) {\n result.push({\n name,\n open: tag.ranges.slice(0, 2) as TagRange,\n close: [start, end]\n });\n\n while (tag.firstChild) {\n const child = tag.firstChild;\n const res: BalancedTag = {\n name: child.name,\n open: child.ranges.slice(0, 2) as TagRange\n };\n if (child.ranges.length > 2) {\n res.close = child.ranges.slice(2, 4) as TagRange;\n }\n result.push(res);\n release(tag);\n tag = child;\n }\n\n return false;\n } else {\n stack.pop();\n const parent = last(stack);\n if (parent && !parent.firstChild) {\n // No first child in parent node: store current tag\n tag.ranges.push(start, end);\n parent.firstChild = tag;\n } else {\n release(tag);\n }\n }\n }\n } else if (type === ElementType.SelfClose || isSelfClose(name, options)) {\n if (start < pos && pos < end) {\n // Matched self-closed tag, no need to look further\n result.push({ name, open: [start, end] });\n return false;\n }\n\n const parent = last(stack);\n if (parent && !parent.firstChild) {\n parent.firstChild = alloc(name, start, end);\n }\n } else {\n stack.push(alloc(name, start, end));\n }\n }, options);\n\n stack.length = pool.length = 0;\n return result;\n}\n\nfunction allocTag(pool: Tag[], name: string, start: number, end: number): Tag {\n if (pool.length) {\n const tag = pool.pop()!;\n tag.name = name;\n tag.start = start;\n tag.end = end;\n return tag;\n }\n return { name, start, end };\n}\n\nfunction releaseTag(pool: Tag[], tag: Tag) {\n pool.push(tag);\n}\n\n/**\n * Returns parsed attributes from given source\n */\nfunction getAttributes(source: string, start: number, end: number, name?: string): AttributeToken[] {\n const tokens = attributes(source.slice(start, end), name);\n tokens.forEach(attr => {\n attr.nameStart += start;\n attr.nameEnd += start;\n if (attr.value != null) {\n attr.valueStart! += start;\n attr.valueEnd! += start;\n }\n });\n\n return tokens;\n}\n\n/**\n * Check if given tag is self-close for current parsing context\n */\nfunction isSelfClose(name: string, options: ScannerOptions) {\n return !options.xml && options.empty.includes(name);\n}\n\nfunction last<T>(arr: T[]): T | null {\n return arr.length ? arr[arr.length - 1] : 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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.es.js
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|
| 1 |
+
import Scanner, { eatPair, isAlpha, isNumber, isQuote, isSpace, eatQuoted } from '@emmetio/scanner';
|
| 2 |
+
|
| 3 |
+
const defaultOptions = {
|
| 4 |
+
xml: false,
|
| 5 |
+
allTokens: false,
|
| 6 |
+
special: {
|
| 7 |
+
style: null,
|
| 8 |
+
script: ['', 'text/javascript', 'application/x-javascript', 'javascript', 'typescript', 'ts', 'coffee', 'coffeescript']
|
| 9 |
+
},
|
| 10 |
+
empty: ['img', 'meta', 'link', 'br', 'base', 'hr', 'area', 'wbr', 'col', 'embed', 'input', 'param', 'source', 'track']
|
| 11 |
+
};
|
| 12 |
+
/** Options for `Scanner` utils */
|
| 13 |
+
const opt = { throws: false };
|
| 14 |
+
function createOptions(options = {}) {
|
| 15 |
+
return Object.assign(Object.assign({}, defaultOptions), options);
|
| 16 |
+
}
|
| 17 |
+
/**
|
| 18 |
+
* Converts given string into array of character codes
|
| 19 |
+
*/
|
| 20 |
+
function toCharCodes(str) {
|
| 21 |
+
return str.split('').map(ch => ch.charCodeAt(0));
|
| 22 |
+
}
|
| 23 |
+
/**
|
| 24 |
+
* Consumes array of character codes from given scanner
|
| 25 |
+
*/
|
| 26 |
+
function consumeArray(scanner, codes) {
|
| 27 |
+
const start = scanner.pos;
|
| 28 |
+
for (let i = 0; i < codes.length; i++) {
|
| 29 |
+
if (!scanner.eat(codes[i])) {
|
| 30 |
+
scanner.pos = start;
|
| 31 |
+
return false;
|
| 32 |
+
}
|
| 33 |
+
}
|
| 34 |
+
scanner.start = start;
|
| 35 |
+
return true;
|
| 36 |
+
}
|
| 37 |
+
/**
|
| 38 |
+
* Consumes section from given string which starts with `open` character codes
|
| 39 |
+
* and ends with `close` character codes
|
| 40 |
+
* @return Returns `true` if section was consumed
|
| 41 |
+
*/
|
| 42 |
+
function consumeSection(scanner, open, close, allowUnclosed) {
|
| 43 |
+
const start = scanner.pos;
|
| 44 |
+
if (consumeArray(scanner, open)) {
|
| 45 |
+
// consumed `<!--`, read next until we find ending part or reach the end of input
|
| 46 |
+
while (!scanner.eof()) {
|
| 47 |
+
if (consumeArray(scanner, close)) {
|
| 48 |
+
scanner.start = start;
|
| 49 |
+
return true;
|
| 50 |
+
}
|
| 51 |
+
scanner.pos++;
|
| 52 |
+
}
|
| 53 |
+
// unclosed section is allowed
|
| 54 |
+
if (allowUnclosed) {
|
| 55 |
+
scanner.start = start;
|
| 56 |
+
return true;
|
| 57 |
+
}
|
| 58 |
+
scanner.pos = start;
|
| 59 |
+
return false;
|
| 60 |
+
}
|
| 61 |
+
// unable to find section, revert to initial position
|
| 62 |
+
scanner.pos = start;
|
| 63 |
+
return false;
|
| 64 |
+
}
|
| 65 |
+
/**
|
| 66 |
+
* Check if given character can be used as a start of tag name or attribute
|
| 67 |
+
*/
|
| 68 |
+
function nameStartChar(ch) {
|
| 69 |
+
// Limited XML spec: https://www.w3.org/TR/xml/#NT-NameStartChar
|
| 70 |
+
return isAlpha(ch) || ch === 58 /* Colon */ || ch === 95 /* Underscore */
|
| 71 |
+
|| (ch >= 0xC0 && ch <= 0xD6)
|
| 72 |
+
|| (ch >= 0xD8 && ch <= 0xF6)
|
| 73 |
+
|| (ch >= 0xF8 && ch <= 0x2FF)
|
| 74 |
+
|| (ch >= 0x370 && ch <= 0x37D)
|
| 75 |
+
|| (ch >= 0x37F && ch <= 0x1FFF);
|
| 76 |
+
}
|
| 77 |
+
/**
|
| 78 |
+
* Check if given character can be used in a tag or attribute name
|
| 79 |
+
*/
|
| 80 |
+
function nameChar(ch) {
|
| 81 |
+
// Limited XML spec: https://www.w3.org/TR/xml/#NT-NameChar
|
| 82 |
+
return nameStartChar(ch) || ch === 45 /* Dash */ || ch === 46 /* Dot */ || isNumber(ch)
|
| 83 |
+
|| ch === 0xB7
|
| 84 |
+
|| (ch >= 0x0300 && ch <= 0x036F);
|
| 85 |
+
}
|
| 86 |
+
/**
|
| 87 |
+
* Consumes identifier from given scanner
|
| 88 |
+
*/
|
| 89 |
+
function ident(scanner) {
|
| 90 |
+
const start = scanner.pos;
|
| 91 |
+
if (scanner.eat(nameStartChar)) {
|
| 92 |
+
scanner.eatWhile(nameChar);
|
| 93 |
+
scanner.start = start;
|
| 94 |
+
return true;
|
| 95 |
+
}
|
| 96 |
+
return false;
|
| 97 |
+
}
|
| 98 |
+
/**
|
| 99 |
+
* Check if given code is tag terminator
|
| 100 |
+
*/
|
| 101 |
+
function isTerminator(code) {
|
| 102 |
+
return code === 62 /* RightAngle */ || code === 47 /* Slash */;
|
| 103 |
+
}
|
| 104 |
+
/**
|
| 105 |
+
* Check if given character code is valid unquoted value
|
| 106 |
+
*/
|
| 107 |
+
function isUnquoted(code) {
|
| 108 |
+
return !isNaN(code) && !isQuote(code) && !isSpace(code) && !isTerminator(code);
|
| 109 |
+
}
|
| 110 |
+
/**
|
| 111 |
+
* Consumes paired tokens (like `[` and `]`) with respect of nesting and embedded
|
| 112 |
+
* quoted values
|
| 113 |
+
* @return `true` if paired token was consumed
|
| 114 |
+
*/
|
| 115 |
+
function consumePaired(scanner) {
|
| 116 |
+
return eatPair(scanner, 60 /* LeftAngle */, 62 /* RightAngle */, opt)
|
| 117 |
+
|| eatPair(scanner, 40 /* LeftRound */, 41 /* RightRound */, opt)
|
| 118 |
+
|| eatPair(scanner, 91 /* LeftSquare */, 93 /* RightSquare */, opt)
|
| 119 |
+
|| eatPair(scanner, 123 /* LeftCurly */, 125 /* RightCurly */, opt);
|
| 120 |
+
}
|
| 121 |
+
/**
|
| 122 |
+
* Returns unquoted value of given string
|
| 123 |
+
*/
|
| 124 |
+
function getUnquotedValue(value) {
|
| 125 |
+
// Trim quotes
|
| 126 |
+
if (isQuote(value.charCodeAt(0))) {
|
| 127 |
+
value = value.slice(1);
|
| 128 |
+
}
|
| 129 |
+
if (isQuote(value.charCodeAt(value.length - 1))) {
|
| 130 |
+
value = value.slice(0, -1);
|
| 131 |
+
}
|
| 132 |
+
return value;
|
| 133 |
+
}
|
| 134 |
+
|
| 135 |
+
/**
|
| 136 |
+
* Parses given string as list of HTML attributes.
|
| 137 |
+
* @param src A fragment to parse. If `name` argument is provided, it must be an
|
| 138 |
+
* opening tag (`<a foo="bar">`), otherwise it should be a fragment between element
|
| 139 |
+
* name and tag closing angle (`foo="bar"`)
|
| 140 |
+
* @param name Tag name
|
| 141 |
+
*/
|
| 142 |
+
function attributes(src, name) {
|
| 143 |
+
const result = [];
|
| 144 |
+
let start = 0;
|
| 145 |
+
let end = src.length;
|
| 146 |
+
if (name) {
|
| 147 |
+
start = name.length + 1;
|
| 148 |
+
end -= src.slice(-2) === '/>' ? 2 : 1;
|
| 149 |
+
}
|
| 150 |
+
const scanner = new Scanner(src, start, end);
|
| 151 |
+
while (!scanner.eof()) {
|
| 152 |
+
scanner.eatWhile(isSpace);
|
| 153 |
+
if (attributeName(scanner)) {
|
| 154 |
+
const token = {
|
| 155 |
+
name: scanner.current(),
|
| 156 |
+
nameStart: scanner.start,
|
| 157 |
+
nameEnd: scanner.pos
|
| 158 |
+
};
|
| 159 |
+
if (scanner.eat(61 /* Equals */) && attributeValue(scanner)) {
|
| 160 |
+
token.value = scanner.current();
|
| 161 |
+
token.valueStart = scanner.start;
|
| 162 |
+
token.valueEnd = scanner.pos;
|
| 163 |
+
}
|
| 164 |
+
result.push(token);
|
| 165 |
+
}
|
| 166 |
+
else {
|
| 167 |
+
// Do not break on invalid attributes: we are not validating parser
|
| 168 |
+
scanner.pos++;
|
| 169 |
+
}
|
| 170 |
+
}
|
| 171 |
+
return result;
|
| 172 |
+
}
|
| 173 |
+
/**
|
| 174 |
+
* Consumes attribute name from given scanner context
|
| 175 |
+
*/
|
| 176 |
+
function attributeName(scanner) {
|
| 177 |
+
const start = scanner.pos;
|
| 178 |
+
if (scanner.eat(42 /* Asterisk */) || scanner.eat(35 /* Hash */)) {
|
| 179 |
+
// Angular-style directives: `<section *ngIf="showSection">`, `<video #movieplayer ...>`
|
| 180 |
+
ident(scanner);
|
| 181 |
+
scanner.start = start;
|
| 182 |
+
return true;
|
| 183 |
+
}
|
| 184 |
+
// Attribute name could be a regular name or expression:
|
| 185 |
+
// React-style – `<div {...props}>`
|
| 186 |
+
// Angular-style – `<div [ng-for]>` or `<div *ng-for>`
|
| 187 |
+
return consumePaired(scanner) || ident(scanner);
|
| 188 |
+
}
|
| 189 |
+
/**
|
| 190 |
+
* Consumes attribute value
|
| 191 |
+
*/
|
| 192 |
+
function attributeValue(scanner) {
|
| 193 |
+
// Supported attribute values are quoted, React-like expressions (`{foo}`)
|
| 194 |
+
// or unquoted literals
|
| 195 |
+
return eatQuoted(scanner, opt) || consumePaired(scanner) || unquoted(scanner);
|
| 196 |
+
}
|
| 197 |
+
/**
|
| 198 |
+
* Returns clean (unquoted) value of `name` attribute
|
| 199 |
+
*/
|
| 200 |
+
function getAttributeValue(attrs, name) {
|
| 201 |
+
for (let i = 0; i < attrs.length; i++) {
|
| 202 |
+
const attr = attrs[i];
|
| 203 |
+
if (attr.name === name) {
|
| 204 |
+
return attr.value && getUnquotedValue(attr.value);
|
| 205 |
+
}
|
| 206 |
+
}
|
| 207 |
+
}
|
| 208 |
+
/**
|
| 209 |
+
* Consumes unquoted value
|
| 210 |
+
*/
|
| 211 |
+
function unquoted(scanner) {
|
| 212 |
+
const start = scanner.pos;
|
| 213 |
+
if (scanner.eatWhile(isUnquoted)) {
|
| 214 |
+
scanner.start = start;
|
| 215 |
+
return true;
|
| 216 |
+
}
|
| 217 |
+
}
|
| 218 |
+
|
| 219 |
+
const cdataOpen = toCharCodes('<![CDATA[');
|
| 220 |
+
const cdataClose = toCharCodes(']]>');
|
| 221 |
+
const commentOpen = toCharCodes('<!--');
|
| 222 |
+
const commentClose = toCharCodes('-->');
|
| 223 |
+
const piStart = toCharCodes('<?');
|
| 224 |
+
const piEnd = toCharCodes('?>');
|
| 225 |
+
const erbStart = toCharCodes('<%');
|
| 226 |
+
const erbEnd = toCharCodes('%>');
|
| 227 |
+
/**
|
| 228 |
+
* Performs fast scan of given source code: for each tag found it invokes callback
|
| 229 |
+
* with tag name, its type (open, close, self-close) and range in original source.
|
| 230 |
+
* Unlike regular scanner, fast scanner doesn’t provide info about attributes to
|
| 231 |
+
* reduce object allocations hence increase performance.
|
| 232 |
+
* If `callback` returns `false`, scanner stops parsing.
|
| 233 |
+
* @param special List of “special” HTML tags which should be ignored. Most likely
|
| 234 |
+
* it’s a "script" and "style" tags.
|
| 235 |
+
*/
|
| 236 |
+
function scan(source, callback, options) {
|
| 237 |
+
const scanner = new Scanner(source);
|
| 238 |
+
const special = options ? options.special : null;
|
| 239 |
+
const allTokens = options ? options.allTokens : false;
|
| 240 |
+
let type;
|
| 241 |
+
let name;
|
| 242 |
+
let nameStart;
|
| 243 |
+
let nameEnd;
|
| 244 |
+
let nameCodes;
|
| 245 |
+
let found = false;
|
| 246 |
+
let piName = null;
|
| 247 |
+
while (!scanner.eof()) {
|
| 248 |
+
const start = scanner.pos;
|
| 249 |
+
if (cdata(scanner)) {
|
| 250 |
+
if (allTokens && callback('#cdata', 4 /* CData */, scanner.start, scanner.pos) === false) {
|
| 251 |
+
break;
|
| 252 |
+
}
|
| 253 |
+
}
|
| 254 |
+
else if (comment(scanner)) {
|
| 255 |
+
if (allTokens && callback('#comment', 6 /* Comment */, scanner.start, scanner.pos) === false) {
|
| 256 |
+
break;
|
| 257 |
+
}
|
| 258 |
+
}
|
| 259 |
+
else if (erb(scanner)) {
|
| 260 |
+
if (allTokens && callback('#erb', 7 /* ERB */, scanner.start, scanner.pos) === false) {
|
| 261 |
+
break;
|
| 262 |
+
}
|
| 263 |
+
}
|
| 264 |
+
else if (piName = processingInstruction(scanner)) {
|
| 265 |
+
if (allTokens && callback(piName, 5 /* ProcessingInstruction */, scanner.start, scanner.pos) === false) {
|
| 266 |
+
break;
|
| 267 |
+
}
|
| 268 |
+
}
|
| 269 |
+
else if (scanner.eat(60 /* LeftAngle */)) {
|
| 270 |
+
// Maybe a tag name?
|
| 271 |
+
type = scanner.eat(47 /* Slash */) ? 2 /* Close */ : 1 /* Open */;
|
| 272 |
+
nameStart = scanner.pos;
|
| 273 |
+
if (ident(scanner)) {
|
| 274 |
+
// Consumed tag name
|
| 275 |
+
nameEnd = scanner.pos;
|
| 276 |
+
if (type !== 2 /* Close */) {
|
| 277 |
+
skipAttributes(scanner);
|
| 278 |
+
scanner.eatWhile(isSpace);
|
| 279 |
+
if (scanner.eat(47 /* Slash */)) {
|
| 280 |
+
type = 3 /* SelfClose */;
|
| 281 |
+
}
|
| 282 |
+
}
|
| 283 |
+
if (scanner.eat(62 /* RightAngle */)) {
|
| 284 |
+
// Tag properly closed
|
| 285 |
+
name = scanner.substring(nameStart, nameEnd);
|
| 286 |
+
if (callback(name, type, start, scanner.pos) === false) {
|
| 287 |
+
break;
|
| 288 |
+
}
|
| 289 |
+
if (type === 1 /* Open */ && special && isSpecial(special, name, source, start, scanner.pos)) {
|
| 290 |
+
// Found opening tag of special element: we should skip
|
| 291 |
+
// scanner contents until we find closing tag
|
| 292 |
+
nameCodes = toCharCodes(name);
|
| 293 |
+
found = false;
|
| 294 |
+
while (!scanner.eof()) {
|
| 295 |
+
if (consumeClosing(scanner, nameCodes)) {
|
| 296 |
+
found = true;
|
| 297 |
+
break;
|
| 298 |
+
}
|
| 299 |
+
scanner.pos++;
|
| 300 |
+
}
|
| 301 |
+
if (found && callback(name, 2 /* Close */, scanner.start, scanner.pos) === false) {
|
| 302 |
+
break;
|
| 303 |
+
}
|
| 304 |
+
}
|
| 305 |
+
}
|
| 306 |
+
}
|
| 307 |
+
}
|
| 308 |
+
else {
|
| 309 |
+
scanner.pos++;
|
| 310 |
+
}
|
| 311 |
+
}
|
| 312 |
+
}
|
| 313 |
+
/**
|
| 314 |
+
* Skips attributes in current tag context
|
| 315 |
+
*/
|
| 316 |
+
function skipAttributes(scanner) {
|
| 317 |
+
while (!scanner.eof()) {
|
| 318 |
+
scanner.eatWhile(isSpace);
|
| 319 |
+
if (attributeName(scanner)) {
|
| 320 |
+
if (scanner.eat(61 /* Equals */)) {
|
| 321 |
+
attributeValue(scanner);
|
| 322 |
+
}
|
| 323 |
+
}
|
| 324 |
+
else if (isTerminator(scanner.peek())) {
|
| 325 |
+
break;
|
| 326 |
+
}
|
| 327 |
+
else {
|
| 328 |
+
scanner.pos++;
|
| 329 |
+
}
|
| 330 |
+
}
|
| 331 |
+
}
|
| 332 |
+
/**
|
| 333 |
+
* Consumes closing tag with given name from scanner
|
| 334 |
+
*/
|
| 335 |
+
function consumeClosing(scanner, name) {
|
| 336 |
+
const start = scanner.pos;
|
| 337 |
+
if (scanner.eat(60 /* LeftAngle */) && scanner.eat(47 /* Slash */) && consumeArray(scanner, name) && scanner.eat(62 /* RightAngle */)) {
|
| 338 |
+
scanner.start = start;
|
| 339 |
+
return true;
|
| 340 |
+
}
|
| 341 |
+
scanner.pos = start;
|
| 342 |
+
return false;
|
| 343 |
+
}
|
| 344 |
+
/**
|
| 345 |
+
* Consumes CDATA from given scanner
|
| 346 |
+
*/
|
| 347 |
+
function cdata(scanner) {
|
| 348 |
+
return consumeSection(scanner, cdataOpen, cdataClose, true);
|
| 349 |
+
}
|
| 350 |
+
/**
|
| 351 |
+
* Consumes comments from given scanner
|
| 352 |
+
*/
|
| 353 |
+
function comment(scanner) {
|
| 354 |
+
return consumeSection(scanner, commentOpen, commentClose, true);
|
| 355 |
+
}
|
| 356 |
+
/**
|
| 357 |
+
* Consumes processing instruction from given scanner. If consumed, returns
|
| 358 |
+
* processing instruction name
|
| 359 |
+
*/
|
| 360 |
+
function processingInstruction(scanner) {
|
| 361 |
+
const start = scanner.pos;
|
| 362 |
+
if (consumeArray(scanner, piStart) && ident(scanner)) {
|
| 363 |
+
const name = scanner.current();
|
| 364 |
+
while (!scanner.eof()) {
|
| 365 |
+
if (consumeArray(scanner, piEnd)) {
|
| 366 |
+
break;
|
| 367 |
+
}
|
| 368 |
+
eatQuoted(scanner) || scanner.pos++;
|
| 369 |
+
}
|
| 370 |
+
scanner.start = start;
|
| 371 |
+
return name;
|
| 372 |
+
}
|
| 373 |
+
scanner.pos = start;
|
| 374 |
+
return null;
|
| 375 |
+
}
|
| 376 |
+
/**
|
| 377 |
+
* Consumes ERB-style entity: `<% ... %>` or `<%= ... %>`
|
| 378 |
+
*/
|
| 379 |
+
function erb(scanner) {
|
| 380 |
+
const start = scanner.pos;
|
| 381 |
+
if (consumeArray(scanner, erbStart)) {
|
| 382 |
+
while (!scanner.eof()) {
|
| 383 |
+
if (consumeArray(scanner, erbEnd)) {
|
| 384 |
+
break;
|
| 385 |
+
}
|
| 386 |
+
eatQuoted(scanner) || scanner.pos++;
|
| 387 |
+
}
|
| 388 |
+
scanner.start = start;
|
| 389 |
+
return true;
|
| 390 |
+
}
|
| 391 |
+
scanner.pos = start;
|
| 392 |
+
return false;
|
| 393 |
+
}
|
| 394 |
+
/**
|
| 395 |
+
* Check if given tag name should be considered as special
|
| 396 |
+
*/
|
| 397 |
+
function isSpecial(special, name, source, start, end) {
|
| 398 |
+
if (name in special) {
|
| 399 |
+
const typeValues = special[name];
|
| 400 |
+
if (!Array.isArray(typeValues)) {
|
| 401 |
+
return true;
|
| 402 |
+
}
|
| 403 |
+
const attrs = attributes(source.substring(start + name.length + 1, end - 1));
|
| 404 |
+
return typeValues.includes(getAttributeValue(attrs, 'type') || '');
|
| 405 |
+
}
|
| 406 |
+
return false;
|
| 407 |
+
}
|
| 408 |
+
|
| 409 |
+
/**
|
| 410 |
+
* Finds matched tag for given `pos` location in XML/HTML `source`
|
| 411 |
+
*/
|
| 412 |
+
function match(source, pos, opt) {
|
| 413 |
+
// Since we expect large input document, we’ll use pooling technique
|
| 414 |
+
// for storing tag data to reduce memory pressure and improve performance
|
| 415 |
+
const pool = [];
|
| 416 |
+
const stack = [];
|
| 417 |
+
const options = createOptions(opt);
|
| 418 |
+
let result = null;
|
| 419 |
+
scan(source, (name, type, start, end) => {
|
| 420 |
+
if (type === 1 /* Open */ && isSelfClose(name, options)) {
|
| 421 |
+
// Found empty element in HTML mode, mark is as self-closing
|
| 422 |
+
type = 3 /* SelfClose */;
|
| 423 |
+
}
|
| 424 |
+
if (type === 1 /* Open */) {
|
| 425 |
+
// Allocate tag object from pool
|
| 426 |
+
stack.push(allocTag(pool, name, start, end));
|
| 427 |
+
}
|
| 428 |
+
else if (type === 3 /* SelfClose */) {
|
| 429 |
+
if (start < pos && pos < end) {
|
| 430 |
+
// Matched given self-closing tag
|
| 431 |
+
result = {
|
| 432 |
+
name,
|
| 433 |
+
attributes: getAttributes(source, start, end, name),
|
| 434 |
+
open: [start, end]
|
| 435 |
+
};
|
| 436 |
+
return false;
|
| 437 |
+
}
|
| 438 |
+
}
|
| 439 |
+
else {
|
| 440 |
+
const tag = last(stack);
|
| 441 |
+
if (tag && tag.name === name) {
|
| 442 |
+
// Matching closing tag found
|
| 443 |
+
if (tag.start < pos && pos < end) {
|
| 444 |
+
result = {
|
| 445 |
+
name,
|
| 446 |
+
attributes: getAttributes(source, tag.start, tag.end, name),
|
| 447 |
+
open: [tag.start, tag.end],
|
| 448 |
+
close: [start, end]
|
| 449 |
+
};
|
| 450 |
+
return false;
|
| 451 |
+
}
|
| 452 |
+
else if (stack.length) {
|
| 453 |
+
// Release tag object for further re-use
|
| 454 |
+
releaseTag(pool, stack.pop());
|
| 455 |
+
}
|
| 456 |
+
}
|
| 457 |
+
}
|
| 458 |
+
}, options);
|
| 459 |
+
stack.length = pool.length = 0;
|
| 460 |
+
return result;
|
| 461 |
+
}
|
| 462 |
+
/**
|
| 463 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 464 |
+
* given location when moving in outward direction
|
| 465 |
+
*/
|
| 466 |
+
function balancedOutward(source, pos, opt) {
|
| 467 |
+
const pool = [];
|
| 468 |
+
const stack = [];
|
| 469 |
+
const options = createOptions(opt);
|
| 470 |
+
const result = [];
|
| 471 |
+
scan(source, (name, type, start, end) => {
|
| 472 |
+
if (type === 2 /* Close */) {
|
| 473 |
+
const tag = last(stack);
|
| 474 |
+
if (tag && tag.name === name) { // XXX check for invalid tag names?
|
| 475 |
+
// Matching closing tag found, check if matched pair is a candidate
|
| 476 |
+
// for outward balancing
|
| 477 |
+
if (tag.start < pos && pos < end) {
|
| 478 |
+
result.push({
|
| 479 |
+
name,
|
| 480 |
+
open: [tag.start, tag.end],
|
| 481 |
+
close: [start, end]
|
| 482 |
+
});
|
| 483 |
+
}
|
| 484 |
+
// Release tag object for further re-use
|
| 485 |
+
releaseTag(pool, stack.pop());
|
| 486 |
+
}
|
| 487 |
+
}
|
| 488 |
+
else if (type === 3 /* SelfClose */ || isSelfClose(name, options)) {
|
| 489 |
+
if (start < pos && pos < end) {
|
| 490 |
+
// Matched self-closed tag
|
| 491 |
+
result.push({ name, open: [start, end] });
|
| 492 |
+
}
|
| 493 |
+
}
|
| 494 |
+
else {
|
| 495 |
+
stack.push(allocTag(pool, name, start, end));
|
| 496 |
+
}
|
| 497 |
+
}, options);
|
| 498 |
+
stack.length = pool.length = 0;
|
| 499 |
+
return result;
|
| 500 |
+
}
|
| 501 |
+
/**
|
| 502 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 503 |
+
* given location when moving in inward direction
|
| 504 |
+
*/
|
| 505 |
+
function balancedInward(source, pos, opt) {
|
| 506 |
+
// Collecting tags for inward balancing is a bit trickier: we have to store
|
| 507 |
+
// first child of every matched tag until we find the one that matches given
|
| 508 |
+
// location
|
| 509 |
+
const pool = [];
|
| 510 |
+
const stack = [];
|
| 511 |
+
const options = createOptions(opt);
|
| 512 |
+
const result = [];
|
| 513 |
+
const alloc = (name, start, end) => {
|
| 514 |
+
if (pool.length) {
|
| 515 |
+
const tag = pool.pop();
|
| 516 |
+
tag.name = name;
|
| 517 |
+
tag.ranges.push(start, end);
|
| 518 |
+
return tag;
|
| 519 |
+
}
|
| 520 |
+
return { name, ranges: [start, end] };
|
| 521 |
+
};
|
| 522 |
+
const release = (tag) => {
|
| 523 |
+
tag.ranges.length = 0;
|
| 524 |
+
tag.firstChild = void 0;
|
| 525 |
+
pool.push(tag);
|
| 526 |
+
};
|
| 527 |
+
scan(source, (name, type, start, end) => {
|
| 528 |
+
if (type === 2 /* Close */) {
|
| 529 |
+
if (!stack.length) {
|
| 530 |
+
// Some sort of lone closing tag, ignore it
|
| 531 |
+
return;
|
| 532 |
+
}
|
| 533 |
+
let tag = last(stack);
|
| 534 |
+
if (tag.name === name) { // XXX check for invalid tag names?
|
| 535 |
+
// Matching closing tag found, check if matched pair is a candidate
|
| 536 |
+
// for outward balancing
|
| 537 |
+
if (tag.ranges[0] <= pos && pos <= end) {
|
| 538 |
+
result.push({
|
| 539 |
+
name,
|
| 540 |
+
open: tag.ranges.slice(0, 2),
|
| 541 |
+
close: [start, end]
|
| 542 |
+
});
|
| 543 |
+
while (tag.firstChild) {
|
| 544 |
+
const child = tag.firstChild;
|
| 545 |
+
const res = {
|
| 546 |
+
name: child.name,
|
| 547 |
+
open: child.ranges.slice(0, 2)
|
| 548 |
+
};
|
| 549 |
+
if (child.ranges.length > 2) {
|
| 550 |
+
res.close = child.ranges.slice(2, 4);
|
| 551 |
+
}
|
| 552 |
+
result.push(res);
|
| 553 |
+
release(tag);
|
| 554 |
+
tag = child;
|
| 555 |
+
}
|
| 556 |
+
return false;
|
| 557 |
+
}
|
| 558 |
+
else {
|
| 559 |
+
stack.pop();
|
| 560 |
+
const parent = last(stack);
|
| 561 |
+
if (parent && !parent.firstChild) {
|
| 562 |
+
// No first child in parent node: store current tag
|
| 563 |
+
tag.ranges.push(start, end);
|
| 564 |
+
parent.firstChild = tag;
|
| 565 |
+
}
|
| 566 |
+
else {
|
| 567 |
+
release(tag);
|
| 568 |
+
}
|
| 569 |
+
}
|
| 570 |
+
}
|
| 571 |
+
}
|
| 572 |
+
else if (type === 3 /* SelfClose */ || isSelfClose(name, options)) {
|
| 573 |
+
if (start < pos && pos < end) {
|
| 574 |
+
// Matched self-closed tag, no need to look further
|
| 575 |
+
result.push({ name, open: [start, end] });
|
| 576 |
+
return false;
|
| 577 |
+
}
|
| 578 |
+
const parent = last(stack);
|
| 579 |
+
if (parent && !parent.firstChild) {
|
| 580 |
+
parent.firstChild = alloc(name, start, end);
|
| 581 |
+
}
|
| 582 |
+
}
|
| 583 |
+
else {
|
| 584 |
+
stack.push(alloc(name, start, end));
|
| 585 |
+
}
|
| 586 |
+
}, options);
|
| 587 |
+
stack.length = pool.length = 0;
|
| 588 |
+
return result;
|
| 589 |
+
}
|
| 590 |
+
function allocTag(pool, name, start, end) {
|
| 591 |
+
if (pool.length) {
|
| 592 |
+
const tag = pool.pop();
|
| 593 |
+
tag.name = name;
|
| 594 |
+
tag.start = start;
|
| 595 |
+
tag.end = end;
|
| 596 |
+
return tag;
|
| 597 |
+
}
|
| 598 |
+
return { name, start, end };
|
| 599 |
+
}
|
| 600 |
+
function releaseTag(pool, tag) {
|
| 601 |
+
pool.push(tag);
|
| 602 |
+
}
|
| 603 |
+
/**
|
| 604 |
+
* Returns parsed attributes from given source
|
| 605 |
+
*/
|
| 606 |
+
function getAttributes(source, start, end, name) {
|
| 607 |
+
const tokens = attributes(source.slice(start, end), name);
|
| 608 |
+
tokens.forEach(attr => {
|
| 609 |
+
attr.nameStart += start;
|
| 610 |
+
attr.nameEnd += start;
|
| 611 |
+
if (attr.value != null) {
|
| 612 |
+
attr.valueStart += start;
|
| 613 |
+
attr.valueEnd += start;
|
| 614 |
+
}
|
| 615 |
+
});
|
| 616 |
+
return tokens;
|
| 617 |
+
}
|
| 618 |
+
/**
|
| 619 |
+
* Check if given tag is self-close for current parsing context
|
| 620 |
+
*/
|
| 621 |
+
function isSelfClose(name, options) {
|
| 622 |
+
return !options.xml && options.empty.includes(name);
|
| 623 |
+
}
|
| 624 |
+
function last(arr) {
|
| 625 |
+
return arr.length ? arr[arr.length - 1] : null;
|
| 626 |
+
}
|
| 627 |
+
|
| 628 |
+
export default match;
|
| 629 |
+
export { attributes, balancedInward, balancedOutward, createOptions, scan };
|
| 630 |
+
//# sourceMappingURL=html-matcher.es.js.map
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/html-matcher.es.js.map
CHANGED
|
@@ -1,3 +1 @@
|
|
| 1 |
-
version https://git-lfs.github.com/spec/v1
|
| 2 |
-
oid sha256:bf42356ca6c30c38c5591dff21e0402fc196f3f2c56911742a140ec8def8ecf2
|
| 3 |
-
size 42588
|
|
|
|
| 1 |
+
{"version":3,"file":"html-matcher.es.js","sources":["../src/utils.ts","../src/attributes.ts","../src/scan.ts","../src/index.ts"],"sourcesContent":["import Scanner, { isSpace, isQuote, isAlpha, isNumber, eatPair } from '@emmetio/scanner';\n\nexport type FastScanCallback = (name: string, type: ElementType, start: number, end: number) => false | any;\n\nexport const enum ElementType {\n Open = 1,\n Close = 2,\n SelfClose = 3,\n CData = 4,\n ProcessingInstruction = 5,\n Comment = 6,\n ERB = 7,\n}\n\nexport interface SpecialType {\n [tagName: string]: string[] | null;\n}\n\nexport const enum Chars {\n /** `-` character */\n Dash = 45,\n /** `.` character */\n Dot = 46,\n /** `/` character */\n Slash = 47,\n /** `:` character */\n Colon = 58,\n /** `<` character */\n LeftAngle = 60,\n /** `>` character */\n RightAngle = 62,\n /** `(` character */\n LeftRound = 40,\n /** `)` character */\n RightRound = 41,\n /** `[` character */\n LeftSquare = 91,\n /** `]` character */\n RightSquare = 93,\n /** `{` character */\n LeftCurly = 123,\n /** `}` character */\n RightCurly = 125,\n /** `_` character */\n Underscore = 95,\n /** `=` character */\n Equals = 61,\n /** `*` character */\n Asterisk = 42,\n /** `#` character */\n Hash = 35,\n}\n\nexport interface ScannerOptions {\n /**\n * Parses given source as XML document. It alters how should-be-empty\n * elements are treated: for example, in XML mode parser will try to locate\n * closing pair for `<br>` tag\n */\n xml: boolean;\n\n /**\n * List of tags that should have special parsing rules, e.g. should not parse\n * inner content and skip to closing tag. Key is a tag name that should be\n * considered special and value is either empty (always mark element as special)\n * or list of `type` attribute values, which, if present with one of this value,\n * make element special\n */\n special: SpecialType;\n\n /**\n * List of elements that should be treated as empty (e.g. without closing tag)\n * in non-XML syntax\n */\n empty: string[];\n\n /**\n * If enabled, scanner callback will receive XML tokes, including comment, cdata\n * and processing instructions. If disabled, only tags are emitted\n */\n allTokens: boolean;\n}\n\nconst defaultOptions: ScannerOptions = {\n xml: false,\n allTokens: false,\n special: {\n style: null,\n script: ['', 'text/javascript', 'application/x-javascript', 'javascript', 'typescript', 'ts', 'coffee', 'coffeescript']\n },\n empty: ['img', 'meta', 'link', 'br', 'base', 'hr', 'area', 'wbr', 'col', 'embed', 'input', 'param', 'source', 'track']\n};\n\n/** Options for `Scanner` utils */\nexport const opt = { throws: false };\n\nexport function createOptions(options: Partial<ScannerOptions> = {}): ScannerOptions {\n return { ...defaultOptions, ...options };\n}\n\n/**\n * Converts given string into array of character codes\n */\nexport function toCharCodes(str: string): number[] {\n return str.split('').map(ch => ch.charCodeAt(0));\n}\n\n/**\n * Consumes array of character codes from given scanner\n */\nexport function consumeArray(scanner: Scanner, codes: number[]): boolean {\n const start = scanner.pos;\n\n for (let i = 0; i < codes.length; i++) {\n if (!scanner.eat(codes[i])) {\n scanner.pos = start;\n return false;\n }\n }\n\n scanner.start = start;\n return true;\n}\n\n/**\n * Consumes section from given string which starts with `open` character codes\n * and ends with `close` character codes\n * @return Returns `true` if section was consumed\n */\nexport function consumeSection(scanner: Scanner, open: number[], close: number[], allowUnclosed?: boolean): boolean {\n const start = scanner.pos;\n if (consumeArray(scanner, open)) {\n // consumed `<!--`, read next until we find ending part or reach the end of input\n while (!scanner.eof()) {\n if (consumeArray(scanner, close)) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos++;\n }\n\n // unclosed section is allowed\n if (allowUnclosed) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n }\n\n // unable to find section, revert to initial position\n scanner.pos = start;\n return false;\n}\n\n/**\n * Check if given character can be used as a start of tag name or attribute\n */\nexport function nameStartChar(ch: number): boolean {\n // Limited XML spec: https://www.w3.org/TR/xml/#NT-NameStartChar\n return isAlpha(ch) || ch === Chars.Colon || ch === Chars.Underscore\n || (ch >= 0xC0 && ch <= 0xD6)\n || (ch >= 0xD8 && ch <= 0xF6)\n || (ch >= 0xF8 && ch <= 0x2FF)\n || (ch >= 0x370 && ch <= 0x37D)\n || (ch >= 0x37F && ch <= 0x1FFF);\n}\n\n/**\n * Check if given character can be used in a tag or attribute name\n */\nexport function nameChar(ch: number) {\n // Limited XML spec: https://www.w3.org/TR/xml/#NT-NameChar\n return nameStartChar(ch) || ch === Chars.Dash || ch === Chars.Dot || isNumber(ch)\n || ch === 0xB7\n || (ch >= 0x0300 && ch <= 0x036F);\n}\n\n/**\n * Consumes identifier from given scanner\n */\nexport function ident(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (scanner.eat(nameStartChar)) {\n scanner.eatWhile(nameChar);\n scanner.start = start;\n return true;\n }\n\n return false;\n}\n\n/**\n * Check if given code is tag terminator\n */\nexport function isTerminator(code: number): boolean {\n return code === Chars.RightAngle || code === Chars.Slash;\n}\n\n/**\n * Check if given character code is valid unquoted value\n */\nexport function isUnquoted(code: number): boolean {\n return !isNaN(code) && !isQuote(code) && !isSpace(code) && !isTerminator(code);\n}\n\n/**\n * Consumes paired tokens (like `[` and `]`) with respect of nesting and embedded\n * quoted values\n * @return `true` if paired token was consumed\n */\nexport function consumePaired(scanner: Scanner) {\n return eatPair(scanner, Chars.LeftAngle, Chars.RightAngle, opt)\n || eatPair(scanner, Chars.LeftRound, Chars.RightRound, opt)\n || eatPair(scanner, Chars.LeftSquare, Chars.RightSquare, opt)\n || eatPair(scanner, Chars.LeftCurly, Chars.RightCurly, opt);\n}\n\n/**\n * Returns unquoted value of given string\n */\nexport function getUnquotedValue(value: string): string {\n // Trim quotes\n if (isQuote(value.charCodeAt(0))) {\n value = value.slice(1);\n }\n\n if (isQuote(value.charCodeAt(value.length - 1))) {\n value = value.slice(0, -1);\n }\n\n return value;\n}\n","import Scanner, { eatQuoted, isSpace } from '@emmetio/scanner';\nimport { Chars, ident, consumePaired, opt, isUnquoted, getUnquotedValue } from './utils';\n\nexport interface AttributeToken {\n name: string;\n value?: string;\n nameStart: number;\n nameEnd: number;\n valueStart?: number;\n valueEnd?: number;\n}\n\n/**\n * Parses given string as list of HTML attributes.\n * @param src A fragment to parse. If `name` argument is provided, it must be an\n * opening tag (`<a foo=\"bar\">`), otherwise it should be a fragment between element\n * name and tag closing angle (`foo=\"bar\"`)\n * @param name Tag name\n */\nexport default function attributes(src: string, name?: string): AttributeToken[] {\n const result: AttributeToken[] = [];\n let start = 0;\n let end = src.length;\n if (name) {\n start = name.length + 1;\n end -= src.slice(-2) === '/>' ? 2 : 1;\n }\n const scanner = new Scanner(src, start, end);\n\n while (!scanner.eof()) {\n scanner.eatWhile(isSpace);\n if (attributeName(scanner)) {\n const token: AttributeToken = {\n name: scanner.current(),\n nameStart: scanner.start,\n nameEnd: scanner.pos\n };\n\n if (scanner.eat(Chars.Equals) && attributeValue(scanner)) {\n token.value = scanner.current();\n token.valueStart = scanner.start;\n token.valueEnd = scanner.pos;\n }\n\n result.push(token);\n } else {\n // Do not break on invalid attributes: we are not validating parser\n scanner.pos++;\n }\n }\n\n return result;\n}\n\n/**\n * Consumes attribute name from given scanner context\n */\nexport function attributeName(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (scanner.eat(Chars.Asterisk) || scanner.eat(Chars.Hash)) {\n // Angular-style directives: `<section *ngIf=\"showSection\">`, `<video #movieplayer ...>`\n ident(scanner);\n scanner.start = start;\n return true;\n }\n\n // Attribute name could be a regular name or expression:\n // React-style – `<div {...props}>`\n // Angular-style – `<div [ng-for]>` or `<div *ng-for>`\n return consumePaired(scanner) || ident(scanner);\n}\n\n/**\n * Consumes attribute value\n */\nexport function attributeValue(scanner: Scanner) {\n // Supported attribute values are quoted, React-like expressions (`{foo}`)\n // or unquoted literals\n return eatQuoted(scanner, opt) || consumePaired(scanner) || unquoted(scanner);\n}\n\n/**\n * Returns clean (unquoted) value of `name` attribute\n */\nexport function getAttributeValue(attrs: AttributeToken[], name: string): string | undefined {\n for (let i = 0; i < attrs.length; i++) {\n const attr = attrs[i];\n if (attr.name === name) {\n return attr.value && getUnquotedValue(attr.value);\n }\n }\n}\n\n/**\n * Consumes unquoted value\n */\nfunction unquoted(scanner: Scanner) {\n const start = scanner.pos;\n if (scanner.eatWhile(isUnquoted)) {\n scanner.start = start;\n return true;\n }\n}\n","import Scanner, { isSpace, eatQuoted } from '@emmetio/scanner';\nimport { FastScanCallback, ElementType, Chars, consumeArray, toCharCodes, isTerminator, consumeSection, ident, SpecialType, ScannerOptions } from './utils';\nimport attributes, { attributeName, attributeValue, getAttributeValue } from './attributes';\n\nconst cdataOpen = toCharCodes('<![CDATA[');\nconst cdataClose = toCharCodes(']]>');\nconst commentOpen = toCharCodes('<!--');\nconst commentClose = toCharCodes('-->');\nconst piStart = toCharCodes('<?');\nconst piEnd = toCharCodes('?>');\nconst erbStart = toCharCodes('<%');\nconst erbEnd = toCharCodes('%>');\n\n/**\n * Performs fast scan of given source code: for each tag found it invokes callback\n * with tag name, its type (open, close, self-close) and range in original source.\n * Unlike regular scanner, fast scanner doesn’t provide info about attributes to\n * reduce object allocations hence increase performance.\n * If `callback` returns `false`, scanner stops parsing.\n * @param special List of “special” HTML tags which should be ignored. Most likely\n * it’s a \"script\" and \"style\" tags.\n */\nexport default function scan(source: string, callback: FastScanCallback, options?: ScannerOptions) {\n const scanner = new Scanner(source);\n const special = options ? options.special : null;\n const allTokens = options ? options.allTokens : false;\n let type: ElementType;\n let name: string;\n let nameStart: number;\n let nameEnd: number;\n let nameCodes: number[];\n let found = false;\n let piName: string | null = null;\n\n while (!scanner.eof()) {\n const start = scanner.pos;\n\n if (cdata(scanner)) {\n if (allTokens && callback('#cdata', ElementType.CData, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (comment(scanner)) {\n if (allTokens && callback('#comment', ElementType.Comment, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (erb(scanner)) {\n if (allTokens && callback('#erb', ElementType.ERB, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (piName = processingInstruction(scanner)) {\n if (allTokens && callback(piName, ElementType.ProcessingInstruction, scanner.start, scanner.pos) === false) {\n break;\n }\n } else if (scanner.eat(Chars.LeftAngle)) {\n // Maybe a tag name?\n type = scanner.eat(Chars.Slash) ? ElementType.Close : ElementType.Open;\n nameStart = scanner.pos;\n\n if (ident(scanner)) {\n // Consumed tag name\n nameEnd = scanner.pos;\n if (type !== ElementType.Close) {\n skipAttributes(scanner);\n scanner.eatWhile(isSpace);\n if (scanner.eat(Chars.Slash)) {\n type = ElementType.SelfClose;\n }\n }\n\n if (scanner.eat(Chars.RightAngle)) {\n // Tag properly closed\n name = scanner.substring(nameStart, nameEnd);\n if (callback(name, type, start, scanner.pos) === false) {\n break;\n }\n\n if (type === ElementType.Open && special && isSpecial(special, name, source, start, scanner.pos)) {\n // Found opening tag of special element: we should skip\n // scanner contents until we find closing tag\n nameCodes = toCharCodes(name);\n found = false;\n while (!scanner.eof()) {\n if (consumeClosing(scanner, nameCodes)) {\n found = true;\n break;\n }\n\n scanner.pos++;\n }\n\n if (found && callback(name, ElementType.Close, scanner.start, scanner.pos) === false) {\n break;\n }\n }\n }\n }\n } else {\n scanner.pos++;\n }\n }\n}\n\n/**\n * Skips attributes in current tag context\n */\nfunction skipAttributes(scanner: Scanner) {\n while (!scanner.eof()) {\n scanner.eatWhile(isSpace);\n if (attributeName(scanner)) {\n if (scanner.eat(Chars.Equals)) {\n attributeValue(scanner);\n }\n } else if (isTerminator(scanner.peek())) {\n break;\n } else {\n scanner.pos++;\n }\n }\n}\n\n/**\n * Consumes closing tag with given name from scanner\n */\nfunction consumeClosing(scanner: Scanner, name: number[]): boolean {\n const start = scanner.pos;\n if (scanner.eat(Chars.LeftAngle) && scanner.eat(Chars.Slash) && consumeArray(scanner, name) && scanner.eat(Chars.RightAngle)) {\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n}\n\n/**\n * Consumes CDATA from given scanner\n */\nfunction cdata(scanner: Scanner): boolean {\n return consumeSection(scanner, cdataOpen, cdataClose, true);\n}\n\n/**\n * Consumes comments from given scanner\n */\nfunction comment(scanner: Scanner): boolean {\n return consumeSection(scanner, commentOpen, commentClose, true);\n}\n\n/**\n * Consumes processing instruction from given scanner. If consumed, returns\n * processing instruction name\n */\nfunction processingInstruction(scanner: Scanner): string | null {\n const start = scanner.pos;\n if (consumeArray(scanner, piStart) && ident(scanner)) {\n const name = scanner.current();\n while (!scanner.eof()) {\n if (consumeArray(scanner, piEnd)) {\n break;\n }\n\n eatQuoted(scanner) || scanner.pos++;\n }\n\n scanner.start = start;\n return name;\n }\n\n scanner.pos = start;\n return null;\n}\n\n/**\n * Consumes ERB-style entity: `<% ... %>` or `<%= ... %>`\n */\nfunction erb(scanner: Scanner): boolean {\n const start = scanner.pos;\n if (consumeArray(scanner, erbStart)) {\n while (!scanner.eof()) {\n if (consumeArray(scanner, erbEnd)) {\n break;\n }\n\n eatQuoted(scanner) || scanner.pos++;\n }\n\n scanner.start = start;\n return true;\n }\n\n scanner.pos = start;\n return false;\n}\n\n/**\n * Check if given tag name should be considered as special\n */\nfunction isSpecial(special: SpecialType, name: string, source: string, start: number, end: number): boolean {\n if (name in special) {\n const typeValues = special[name];\n if (!Array.isArray(typeValues)) {\n return true;\n }\n\n const attrs = attributes(source.substring(start + name.length + 1, end - 1));\n return typeValues.includes(getAttributeValue(attrs, 'type') || '');\n }\n\n return false;\n}\n","import { ScannerOptions, ElementType, createOptions } from './utils';\nimport scan from './scan';\nimport attributes, { AttributeToken } from './attributes';\n\nexport { scan, attributes, AttributeToken };\nexport { createOptions, ScannerOptions, ElementType, FastScanCallback } from './utils';\n\ntype TagRange = [number, number];\n\nexport interface MatchedTag {\n /** Name of matched tag */\n name: string;\n /** List of tag attributes */\n attributes: AttributeToken[];\n /** Range of opening tag */\n open: TagRange;\n /** Range of closing tag. If absent, tag is self-closing */\n close?: TagRange;\n}\n\nexport interface BalancedTag {\n /** Name of balanced tag */\n name: string;\n /** Range of opening tag */\n open: TagRange;\n /** Range of closing tag. If absent, tag is self-closing */\n close?: TagRange;\n}\n\ninterface Tag {\n name: string;\n start: number;\n end: number;\n}\n\ninterface InwardTag {\n name: string;\n ranges: number[];\n firstChild?: InwardTag;\n}\n\n/**\n * Finds matched tag for given `pos` location in XML/HTML `source`\n */\nexport default function match(source: string, pos: number, opt?: Partial<ScannerOptions>): MatchedTag | null {\n // Since we expect large input document, we’ll use pooling technique\n // for storing tag data to reduce memory pressure and improve performance\n const pool: Tag[] = [];\n const stack: Tag[] = [];\n const options = createOptions(opt);\n let result: MatchedTag | null = null;\n\n scan(source, (name, type, start, end) => {\n if (type === ElementType.Open && isSelfClose(name, options)) {\n // Found empty element in HTML mode, mark is as self-closing\n type = ElementType.SelfClose;\n }\n\n if (type === ElementType.Open) {\n // Allocate tag object from pool\n stack.push(allocTag(pool, name, start, end));\n } else if (type === ElementType.SelfClose) {\n if (start < pos && pos < end) {\n // Matched given self-closing tag\n result = {\n name,\n attributes: getAttributes(source, start, end, name),\n open: [start, end]\n };\n return false;\n }\n } else {\n const tag = last(stack);\n if (tag && tag.name === name) {\n // Matching closing tag found\n if (tag.start < pos && pos < end) {\n result = {\n name,\n attributes: getAttributes(source, tag.start, tag.end, name),\n open: [tag.start, tag.end],\n close: [start, end]\n };\n return false;\n } else if (stack.length) {\n // Release tag object for further re-use\n releaseTag(pool, stack.pop()!);\n }\n }\n }\n }, options);\n\n stack.length = pool.length = 0;\n return result;\n}\n\n/**\n * Returns balanced tag model: a list of all XML/HTML tags that could possibly match\n * given location when moving in outward direction\n */\nexport function balancedOutward(source: string, pos: number, opt?: Partial<ScannerOptions>): BalancedTag[] {\n const pool: Tag[] = [];\n const stack: Tag[] = [];\n const options = createOptions(opt);\n const result: BalancedTag[] = [];\n\n scan(source, (name, type, start, end) => {\n if (type === ElementType.Close) {\n const tag = last(stack);\n if (tag && tag.name === name) { // XXX check for invalid tag names?\n // Matching closing tag found, check if matched pair is a candidate\n // for outward balancing\n if (tag.start < pos && pos < end) {\n result.push({\n name,\n open: [tag.start, tag.end],\n close: [start, end]\n });\n }\n // Release tag object for further re-use\n releaseTag(pool, stack.pop()!);\n }\n } else if (type === ElementType.SelfClose || isSelfClose(name, options)) {\n if (start < pos && pos < end) {\n // Matched self-closed tag\n result.push({ name, open: [start, end] });\n }\n } else {\n stack.push(allocTag(pool, name, start, end));\n }\n }, options);\n\n stack.length = pool.length = 0;\n return result;\n}\n\n/**\n * Returns balanced tag model: a list of all 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Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/index.d.ts
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|
| 1 |
+
import { ScannerOptions } from './utils';
|
| 2 |
+
import scan from './scan';
|
| 3 |
+
import attributes, { AttributeToken } from './attributes';
|
| 4 |
+
export { scan, attributes, AttributeToken };
|
| 5 |
+
export { createOptions, ScannerOptions, ElementType, FastScanCallback } from './utils';
|
| 6 |
+
declare type TagRange = [number, number];
|
| 7 |
+
export interface MatchedTag {
|
| 8 |
+
/** Name of matched tag */
|
| 9 |
+
name: string;
|
| 10 |
+
/** List of tag attributes */
|
| 11 |
+
attributes: AttributeToken[];
|
| 12 |
+
/** Range of opening tag */
|
| 13 |
+
open: TagRange;
|
| 14 |
+
/** Range of closing tag. If absent, tag is self-closing */
|
| 15 |
+
close?: TagRange;
|
| 16 |
+
}
|
| 17 |
+
export interface BalancedTag {
|
| 18 |
+
/** Name of balanced tag */
|
| 19 |
+
name: string;
|
| 20 |
+
/** Range of opening tag */
|
| 21 |
+
open: TagRange;
|
| 22 |
+
/** Range of closing tag. If absent, tag is self-closing */
|
| 23 |
+
close?: TagRange;
|
| 24 |
+
}
|
| 25 |
+
/**
|
| 26 |
+
* Finds matched tag for given `pos` location in XML/HTML `source`
|
| 27 |
+
*/
|
| 28 |
+
export default function match(source: string, pos: number, opt?: Partial<ScannerOptions>): MatchedTag | null;
|
| 29 |
+
/**
|
| 30 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 31 |
+
* given location when moving in outward direction
|
| 32 |
+
*/
|
| 33 |
+
export declare function balancedOutward(source: string, pos: number, opt?: Partial<ScannerOptions>): BalancedTag[];
|
| 34 |
+
/**
|
| 35 |
+
* Returns balanced tag model: a list of all XML/HTML tags that could possibly match
|
| 36 |
+
* given location when moving in inward direction
|
| 37 |
+
*/
|
| 38 |
+
export declare function balancedInward(source: string, pos: number, opt?: Partial<ScannerOptions>): BalancedTag[];
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/scan.d.ts
CHANGED
|
@@ -1,3 +1,11 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
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|
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|
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|
|
|
|
| 1 |
+
import { FastScanCallback, ScannerOptions } from './utils';
|
| 2 |
+
/**
|
| 3 |
+
* Performs fast scan of given source code: for each tag found it invokes callback
|
| 4 |
+
* with tag name, its type (open, close, self-close) and range in original source.
|
| 5 |
+
* Unlike regular scanner, fast scanner doesn’t provide info about attributes to
|
| 6 |
+
* reduce object allocations hence increase performance.
|
| 7 |
+
* If `callback` returns `false`, scanner stops parsing.
|
| 8 |
+
* @param special List of “special” HTML tags which should be ignored. Most likely
|
| 9 |
+
* it’s a "script" and "style" tags.
|
| 10 |
+
*/
|
| 11 |
+
export default function scan(source: string, callback: FastScanCallback, options?: ScannerOptions): void;
|
Java开发环境安装/eclipse-jee-2024-06-R-win32-x86_64/eclipse/plugins/org.eclipse.wildwebdeveloper_1.2.2.202405280856/node_modules/@emmetio/html-matcher/dist/utils.d.ts
CHANGED
|
@@ -1,3 +1,123 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import Scanner from '@emmetio/scanner';
|
| 2 |
+
export declare type FastScanCallback = (name: string, type: ElementType, start: number, end: number) => false | any;
|
| 3 |
+
export declare const enum ElementType {
|
| 4 |
+
Open = 1,
|
| 5 |
+
Close = 2,
|
| 6 |
+
SelfClose = 3,
|
| 7 |
+
CData = 4,
|
| 8 |
+
ProcessingInstruction = 5,
|
| 9 |
+
Comment = 6,
|
| 10 |
+
ERB = 7
|
| 11 |
+
}
|
| 12 |
+
export interface SpecialType {
|
| 13 |
+
[tagName: string]: string[] | null;
|
| 14 |
+
}
|
| 15 |
+
export declare const enum Chars {
|
| 16 |
+
/** `-` character */
|
| 17 |
+
Dash = 45,
|
| 18 |
+
/** `.` character */
|
| 19 |
+
Dot = 46,
|
| 20 |
+
/** `/` character */
|
| 21 |
+
Slash = 47,
|
| 22 |
+
/** `:` character */
|
| 23 |
+
Colon = 58,
|
| 24 |
+
/** `<` character */
|
| 25 |
+
LeftAngle = 60,
|
| 26 |
+
/** `>` character */
|
| 27 |
+
RightAngle = 62,
|
| 28 |
+
/** `(` character */
|
| 29 |
+
LeftRound = 40,
|
| 30 |
+
/** `)` character */
|
| 31 |
+
RightRound = 41,
|
| 32 |
+
/** `[` character */
|
| 33 |
+
LeftSquare = 91,
|
| 34 |
+
/** `]` character */
|
| 35 |
+
RightSquare = 93,
|
| 36 |
+
/** `{` character */
|
| 37 |
+
LeftCurly = 123,
|
| 38 |
+
/** `}` character */
|
| 39 |
+
RightCurly = 125,
|
| 40 |
+
/** `_` character */
|
| 41 |
+
Underscore = 95,
|
| 42 |
+
/** `=` character */
|
| 43 |
+
Equals = 61,
|
| 44 |
+
/** `*` character */
|
| 45 |
+
Asterisk = 42,
|
| 46 |
+
/** `#` character */
|
| 47 |
+
Hash = 35
|
| 48 |
+
}
|
| 49 |
+
export interface ScannerOptions {
|
| 50 |
+
/**
|
| 51 |
+
* Parses given source as XML document. It alters how should-be-empty
|
| 52 |
+
* elements are treated: for example, in XML mode parser will try to locate
|
| 53 |
+
* closing pair for `<br>` tag
|
| 54 |
+
*/
|
| 55 |
+
xml: boolean;
|
| 56 |
+
/**
|
| 57 |
+
* List of tags that should have special parsing rules, e.g. should not parse
|
| 58 |
+
* inner content and skip to closing tag. Key is a tag name that should be
|
| 59 |
+
* considered special and value is either empty (always mark element as special)
|
| 60 |
+
* or list of `type` attribute values, which, if present with one of this value,
|
| 61 |
+
* make element special
|
| 62 |
+
*/
|
| 63 |
+
special: SpecialType;
|
| 64 |
+
/**
|
| 65 |
+
* List of elements that should be treated as empty (e.g. without closing tag)
|
| 66 |
+
* in non-XML syntax
|
| 67 |
+
*/
|
| 68 |
+
empty: string[];
|
| 69 |
+
/**
|
| 70 |
+
* If enabled, scanner callback will receive XML tokes, including comment, cdata
|
| 71 |
+
* and processing instructions. If disabled, only tags are emitted
|
| 72 |
+
*/
|
| 73 |
+
allTokens: boolean;
|
| 74 |
+
}
|
| 75 |
+
/** Options for `Scanner` utils */
|
| 76 |
+
export declare const opt: {
|
| 77 |
+
throws: boolean;
|
| 78 |
+
};
|
| 79 |
+
export declare function createOptions(options?: Partial<ScannerOptions>): ScannerOptions;
|
| 80 |
+
/**
|
| 81 |
+
* Converts given string into array of character codes
|
| 82 |
+
*/
|
| 83 |
+
export declare function toCharCodes(str: string): number[];
|
| 84 |
+
/**
|
| 85 |
+
* Consumes array of character codes from given scanner
|
| 86 |
+
*/
|
| 87 |
+
export declare function consumeArray(scanner: Scanner, codes: number[]): boolean;
|
| 88 |
+
/**
|
| 89 |
+
* Consumes section from given string which starts with `open` character codes
|
| 90 |
+
* and ends with `close` character codes
|
| 91 |
+
* @return Returns `true` if section was consumed
|
| 92 |
+
*/
|
| 93 |
+
export declare function consumeSection(scanner: Scanner, open: number[], close: number[], allowUnclosed?: boolean): boolean;
|
| 94 |
+
/**
|
| 95 |
+
* Check if given character can be used as a start of tag name or attribute
|
| 96 |
+
*/
|
| 97 |
+
export declare function nameStartChar(ch: number): boolean;
|
| 98 |
+
/**
|
| 99 |
+
* Check if given character can be used in a tag or attribute name
|
| 100 |
+
*/
|
| 101 |
+
export declare function nameChar(ch: number): boolean;
|
| 102 |
+
/**
|
| 103 |
+
* Consumes identifier from given scanner
|
| 104 |
+
*/
|
| 105 |
+
export declare function ident(scanner: Scanner): boolean;
|
| 106 |
+
/**
|
| 107 |
+
* Check if given code is tag terminator
|
| 108 |
+
*/
|
| 109 |
+
export declare function isTerminator(code: number): boolean;
|
| 110 |
+
/**
|
| 111 |
+
* Check if given character code is valid unquoted value
|
| 112 |
+
*/
|
| 113 |
+
export declare function isUnquoted(code: number): boolean;
|
| 114 |
+
/**
|
| 115 |
+
* Consumes paired tokens (like `[` and `]`) with respect of nesting and embedded
|
| 116 |
+
* quoted values
|
| 117 |
+
* @return `true` if paired token was consumed
|
| 118 |
+
*/
|
| 119 |
+
export declare function consumePaired(scanner: Scanner): boolean;
|
| 120 |
+
/**
|
| 121 |
+
* Returns unquoted value of given string
|
| 122 |
+
*/
|
| 123 |
+
export declare function getUnquotedValue(value: string): string;
|