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const conversions = require("webidl-conversions");
const utils = require("./utils.js");
const implSymbol = utils.implSymbol;
const ctorRegistrySymbol = utils.ctorRegistrySymbol;
const interfaceName = "CSSRuleList";
exports.is = value => {
return utils.isObject(value) && Object.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
};
exports.isImpl = value => {
return utils.isObject(value) && value instanceof Impl.implementation;
};
exports.convert = (globalObject, value, { context = "The provided value" } = {}) => {
if (exports.is(value)) {
return utils.implForWrapper(value);
}
throw new globalObject.TypeError(`${context} is not of type 'CSSRuleList'.`);
};
function makeWrapper(globalObject, newTarget) {
let proto;
if (newTarget !== undefined) {
proto = newTarget.prototype;
}
if (!utils.isObject(proto)) {
proto = globalObject[ctorRegistrySymbol]["CSSRuleList"].prototype;
}
return Object.create(proto);
}
function makeProxy(wrapper, globalObject) {
let proxyHandler = proxyHandlerCache.get(globalObject);
if (proxyHandler === undefined) {
proxyHandler = new ProxyHandler(globalObject);
proxyHandlerCache.set(globalObject, proxyHandler);
}
return new Proxy(wrapper, proxyHandler);
}
exports.create = (globalObject, constructorArgs, privateData) => {
const wrapper = makeWrapper(globalObject);
return exports.setup(wrapper, globalObject, constructorArgs, privateData);
};
exports.createImpl = (globalObject, constructorArgs, privateData) => {
const wrapper = exports.create(globalObject, constructorArgs, privateData);
return utils.implForWrapper(wrapper);
};
exports._internalSetup = (wrapper, globalObject) => {};
exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
privateData.wrapper = wrapper;
exports._internalSetup(wrapper, globalObject);
Object.defineProperty(wrapper, implSymbol, {
value: new Impl.implementation(globalObject, constructorArgs, privateData),
configurable: true
});
wrapper = makeProxy(wrapper, globalObject);
wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
if (Impl.init) {
Impl.init(wrapper[implSymbol]);
}
return wrapper;
};
exports.new = (globalObject, newTarget) => {
let wrapper = makeWrapper(globalObject, newTarget);
exports._internalSetup(wrapper, globalObject);
Object.defineProperty(wrapper, implSymbol, {
value: Object.create(Impl.implementation.prototype),
configurable: true
});
wrapper = makeProxy(wrapper, globalObject);
wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
if (Impl.init) {
Impl.init(wrapper[implSymbol]);
}
return wrapper[implSymbol];
};
const exposed = new Set(["Window"]);
exports.install = (globalObject, globalNames) => {
if (!globalNames.some(globalName => exposed.has(globalName))) {
return;
}
const ctorRegistry = utils.initCtorRegistry(globalObject);
class CSSRuleList {
constructor() {
throw new globalObject.TypeError("Illegal constructor");
}
item(index) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new globalObject.TypeError("'item' called on an object that is not a valid instance of CSSRuleList.");
}
if (arguments.length < 1) {
throw new globalObject.TypeError(
`Failed to execute 'item' on 'CSSRuleList': 1 argument required, but only ${arguments.length} present.`
);
}
const args = [];
{
let curArg = arguments[0];
curArg = conversions["unsigned long"](curArg, {
context: "Failed to execute 'item' on 'CSSRuleList': parameter 1",
globals: globalObject
});
args.push(curArg);
}
return utils.tryWrapperForImpl(esValue[implSymbol].item(...args));
}
get length() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new globalObject.TypeError(
"'get length' called on an object that is not a valid instance of CSSRuleList."
);
}
return esValue[implSymbol]["length"];
}
}
Object.defineProperties(CSSRuleList.prototype, {
item: { enumerable: true },
length: { enumerable: true },
[Symbol.toStringTag]: { value: "CSSRuleList", configurable: true },
[Symbol.iterator]: { value: globalObject.Array.prototype[Symbol.iterator], configurable: true, writable: true }
});
ctorRegistry[interfaceName] = CSSRuleList;
Object.defineProperty(globalObject, interfaceName, {
configurable: true,
writable: true,
value: CSSRuleList
});
};
const proxyHandlerCache = new WeakMap();
class ProxyHandler {
constructor(globalObject) {
this._globalObject = globalObject;
}
get(target, P, receiver) {
if (typeof P === "symbol") {
return Reflect.get(target, P, receiver);
}
const desc = this.getOwnPropertyDescriptor(target, P);
if (desc === undefined) {
const parent = Object.getPrototypeOf(target);
if (parent === null) {
return undefined;
}
return Reflect.get(target, P, receiver);
}
if (!desc.get && !desc.set) {
return desc.value;
}
const getter = desc.get;
if (getter === undefined) {
return undefined;
}
return Reflect.apply(getter, receiver, []);
}
has(target, P) {
if (typeof P === "symbol") {
return Reflect.has(target, P);
}
const desc = this.getOwnPropertyDescriptor(target, P);
if (desc !== undefined) {
return true;
}
const parent = Object.getPrototypeOf(target);
if (parent !== null) {
return Reflect.has(parent, P);
}
return false;
}
ownKeys(target) {
const keys = new Set();
for (const key of target[implSymbol][utils.supportedPropertyIndices]) {
keys.add(`${key}`);
}
for (const key of Reflect.ownKeys(target)) {
keys.add(key);
}
return [...keys];
}
getOwnPropertyDescriptor(target, P) {
if (typeof P === "symbol") {
return Reflect.getOwnPropertyDescriptor(target, P);
}
let ignoreNamedProps = false;
if (utils.isArrayIndexPropName(P)) {
const index = P >>> 0;
const indexedValue = target[implSymbol].item(index);
if (indexedValue !== null) {
return {
writable: false,
enumerable: true,
configurable: true,
value: utils.tryWrapperForImpl(indexedValue)
};
}
ignoreNamedProps = true;
}
return Reflect.getOwnPropertyDescriptor(target, P);
}
set(target, P, V, receiver) {
if (typeof P === "symbol") {
return Reflect.set(target, P, V, receiver);
}
// The `receiver` argument refers to the Proxy exotic object or an object
// that inherits from it, whereas `target` refers to the Proxy target:
if (target[implSymbol][utils.wrapperSymbol] === receiver) {
const globalObject = this._globalObject;
}
let ownDesc;
if (utils.isArrayIndexPropName(P)) {
const index = P >>> 0;
const indexedValue = target[implSymbol].item(index);
if (indexedValue !== null) {
ownDesc = {
writable: false,
enumerable: true,
configurable: true,
value: utils.tryWrapperForImpl(indexedValue)
};
}
}
if (ownDesc === undefined) {
ownDesc = Reflect.getOwnPropertyDescriptor(target, P);
}
return utils.ordinarySetWithOwnDescriptor(target, P, V, receiver, ownDesc);
}
defineProperty(target, P, desc) {
if (typeof P === "symbol") {
return Reflect.defineProperty(target, P, desc);
}
const globalObject = this._globalObject;
if (utils.isArrayIndexPropName(P)) {
return false;
}
return Reflect.defineProperty(target, P, desc);
}
deleteProperty(target, P) {
if (typeof P === "symbol") {
return Reflect.deleteProperty(target, P);
}
const globalObject = this._globalObject;
if (utils.isArrayIndexPropName(P)) {
const index = P >>> 0;
return !(target[implSymbol].item(index) !== null);
}
return Reflect.deleteProperty(target, P);
}
preventExtensions() {
return false;
}
}
const Impl = require("../../jsdom/living/css/CSSRuleList-impl.js");
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