File size: 1,838 Bytes
d2efaca |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 |
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _core = require("@babel/core");
const TRACE_ID = "__source";
const FILE_NAME_VAR = "_jsxFileName";
const createNodeFromNullish = (val, fn) => val == null ? _core.types.nullLiteral() : fn(val);
var _default = exports.default = (0, _helperPluginUtils.declare)(api => {
api.assertVersion(7);
function makeTrace(fileNameIdentifier, {
line,
column
}) {
const fileLineLiteral = createNodeFromNullish(line, _core.types.numericLiteral);
const fileColumnLiteral = createNodeFromNullish(column, c => _core.types.numericLiteral(c + 1));
return _core.template.expression.ast`{
fileName: ${fileNameIdentifier},
lineNumber: ${fileLineLiteral},
columnNumber: ${fileColumnLiteral},
}`;
}
const isSourceAttr = attr => _core.types.isJSXAttribute(attr) && attr.name.name === TRACE_ID;
return {
name: "transform-react-jsx-source",
visitor: {
JSXOpeningElement(path, state) {
const {
node
} = path;
if (!node.loc || path.node.attributes.some(isSourceAttr)) {
return;
}
if (!state.fileNameIdentifier) {
const fileNameId = path.scope.generateUidIdentifier(FILE_NAME_VAR);
state.fileNameIdentifier = fileNameId;
path.scope.getProgramParent().push({
id: fileNameId,
init: _core.types.stringLiteral(state.filename || "")
});
}
node.attributes.push(_core.types.jsxAttribute(_core.types.jsxIdentifier(TRACE_ID), _core.types.jsxExpressionContainer(makeTrace(_core.types.cloneNode(state.fileNameIdentifier), node.loc.start))));
}
}
};
});
//# sourceMappingURL=index.js.map
|