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-rw-r--r--test/wpt/tests/resources/webidl2/lib/webidl2.js3824
1 files changed, 3824 insertions, 0 deletions
diff --git a/test/wpt/tests/resources/webidl2/lib/webidl2.js b/test/wpt/tests/resources/webidl2/lib/webidl2.js
new file mode 100644
index 0000000..7161def
--- /dev/null
+++ b/test/wpt/tests/resources/webidl2/lib/webidl2.js
@@ -0,0 +1,3824 @@
+(function webpackUniversalModuleDefinition(root, factory) {
+ if(typeof exports === 'object' && typeof module === 'object')
+ module.exports = factory();
+ else if(typeof define === 'function' && define.amd)
+ define([], factory);
+ else if(typeof exports === 'object')
+ exports["WebIDL2"] = factory();
+ else
+ root["WebIDL2"] = factory();
+})(globalThis, () => {
+return /******/ (() => { // webpackBootstrap
+/******/ "use strict";
+/******/ var __webpack_modules__ = ([
+/* 0 */,
+/* 1 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "parse": () => (/* binding */ parse)
+/* harmony export */ });
+/* harmony import */ var _tokeniser_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(2);
+/* harmony import */ var _productions_enum_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(15);
+/* harmony import */ var _productions_includes_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(16);
+/* harmony import */ var _productions_extended_attributes_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(8);
+/* harmony import */ var _productions_typedef_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(17);
+/* harmony import */ var _productions_callback_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(18);
+/* harmony import */ var _productions_interface_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(19);
+/* harmony import */ var _productions_mixin_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(25);
+/* harmony import */ var _productions_dictionary_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(26);
+/* harmony import */ var _productions_namespace_js__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(28);
+/* harmony import */ var _productions_callback_interface_js__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(29);
+/* harmony import */ var _productions_helpers_js__WEBPACK_IMPORTED_MODULE_11__ = __webpack_require__(4);
+/* harmony import */ var _productions_token_js__WEBPACK_IMPORTED_MODULE_12__ = __webpack_require__(10);
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+/**
+ * @param {Tokeniser} tokeniser
+ * @param {object} options
+ * @param {boolean} [options.concrete]
+ * @param {Function[]} [options.productions]
+ */
+function parseByTokens(tokeniser, options) {
+ const source = tokeniser.source;
+
+ function error(str) {
+ tokeniser.error(str);
+ }
+
+ function consume(...candidates) {
+ return tokeniser.consume(...candidates);
+ }
+
+ function callback() {
+ const callback = consume("callback");
+ if (!callback) return;
+ if (tokeniser.probe("interface")) {
+ return _productions_callback_interface_js__WEBPACK_IMPORTED_MODULE_10__.CallbackInterface.parse(tokeniser, callback);
+ }
+ return _productions_callback_js__WEBPACK_IMPORTED_MODULE_5__.CallbackFunction.parse(tokeniser, callback);
+ }
+
+ function interface_(opts) {
+ const base = consume("interface");
+ if (!base) return;
+ const ret =
+ _productions_mixin_js__WEBPACK_IMPORTED_MODULE_7__.Mixin.parse(tokeniser, base, opts) ||
+ _productions_interface_js__WEBPACK_IMPORTED_MODULE_6__.Interface.parse(tokeniser, base, opts) ||
+ error("Interface has no proper body");
+ return ret;
+ }
+
+ function partial() {
+ const partial = consume("partial");
+ if (!partial) return;
+ return (
+ _productions_dictionary_js__WEBPACK_IMPORTED_MODULE_8__.Dictionary.parse(tokeniser, { partial }) ||
+ interface_({ partial }) ||
+ _productions_namespace_js__WEBPACK_IMPORTED_MODULE_9__.Namespace.parse(tokeniser, { partial }) ||
+ error("Partial doesn't apply to anything")
+ );
+ }
+
+ function definition() {
+ if (options.productions) {
+ for (const production of options.productions) {
+ const result = production(tokeniser);
+ if (result) {
+ return result;
+ }
+ }
+ }
+
+ return (
+ callback() ||
+ interface_() ||
+ partial() ||
+ _productions_dictionary_js__WEBPACK_IMPORTED_MODULE_8__.Dictionary.parse(tokeniser) ||
+ _productions_enum_js__WEBPACK_IMPORTED_MODULE_1__.Enum.parse(tokeniser) ||
+ _productions_typedef_js__WEBPACK_IMPORTED_MODULE_4__.Typedef.parse(tokeniser) ||
+ _productions_includes_js__WEBPACK_IMPORTED_MODULE_2__.Includes.parse(tokeniser) ||
+ _productions_namespace_js__WEBPACK_IMPORTED_MODULE_9__.Namespace.parse(tokeniser)
+ );
+ }
+
+ function definitions() {
+ if (!source.length) return [];
+ const defs = [];
+ while (true) {
+ const ea = _productions_extended_attributes_js__WEBPACK_IMPORTED_MODULE_3__.ExtendedAttributes.parse(tokeniser);
+ const def = definition();
+ if (!def) {
+ if (ea.length) error("Stray extended attributes");
+ break;
+ }
+ (0,_productions_helpers_js__WEBPACK_IMPORTED_MODULE_11__.autoParenter)(def).extAttrs = ea;
+ defs.push(def);
+ }
+ const eof = _productions_token_js__WEBPACK_IMPORTED_MODULE_12__.Eof.parse(tokeniser);
+ if (options.concrete) {
+ defs.push(eof);
+ }
+ return defs;
+ }
+ const res = definitions();
+ if (tokeniser.position < source.length) error("Unrecognised tokens");
+ return res;
+}
+
+/**
+ * @param {string} str
+ * @param {object} [options]
+ * @param {*} [options.sourceName]
+ * @param {boolean} [options.concrete]
+ * @param {Function[]} [options.productions]
+ * @return {import("./productions/base.js").Base[]}
+ */
+function parse(str, options = {}) {
+ const tokeniser = new _tokeniser_js__WEBPACK_IMPORTED_MODULE_0__.Tokeniser(str);
+ if (typeof options.sourceName !== "undefined") {
+ // @ts-ignore (See Tokeniser.source in supplement.d.ts)
+ tokeniser.source.name = options.sourceName;
+ }
+ return parseByTokens(tokeniser, options);
+}
+
+
+/***/ }),
+/* 2 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Tokeniser": () => (/* binding */ Tokeniser),
+/* harmony export */ "WebIDLParseError": () => (/* binding */ WebIDLParseError),
+/* harmony export */ "argumentNameKeywords": () => (/* binding */ argumentNameKeywords),
+/* harmony export */ "stringTypes": () => (/* binding */ stringTypes),
+/* harmony export */ "typeNameKeywords": () => (/* binding */ typeNameKeywords)
+/* harmony export */ });
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3);
+/* harmony import */ var _productions_helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+// These regular expressions use the sticky flag so they will only match at
+// the current location (ie. the offset of lastIndex).
+const tokenRe = {
+ // This expression uses a lookahead assertion to catch false matches
+ // against integers early.
+ decimal:
+ /-?(?=[0-9]*\.|[0-9]+[eE])(([0-9]+\.[0-9]*|[0-9]*\.[0-9]+)([Ee][-+]?[0-9]+)?|[0-9]+[Ee][-+]?[0-9]+)/y,
+ integer: /-?(0([Xx][0-9A-Fa-f]+|[0-7]*)|[1-9][0-9]*)/y,
+ identifier: /[_-]?[A-Za-z][0-9A-Z_a-z-]*/y,
+ string: /"[^"]*"/y,
+ whitespace: /[\t\n\r ]+/y,
+ comment: /\/\/.*|\/\*[\s\S]*?\*\//y,
+ other: /[^\t\n\r 0-9A-Za-z]/y,
+};
+
+const typeNameKeywords = [
+ "ArrayBuffer",
+ "DataView",
+ "Int8Array",
+ "Int16Array",
+ "Int32Array",
+ "Uint8Array",
+ "Uint16Array",
+ "Uint32Array",
+ "Uint8ClampedArray",
+ "BigInt64Array",
+ "BigUint64Array",
+ "Float32Array",
+ "Float64Array",
+ "any",
+ "object",
+ "symbol",
+];
+
+const stringTypes = ["ByteString", "DOMString", "USVString"];
+
+const argumentNameKeywords = [
+ "async",
+ "attribute",
+ "callback",
+ "const",
+ "constructor",
+ "deleter",
+ "dictionary",
+ "enum",
+ "getter",
+ "includes",
+ "inherit",
+ "interface",
+ "iterable",
+ "maplike",
+ "namespace",
+ "partial",
+ "required",
+ "setlike",
+ "setter",
+ "static",
+ "stringifier",
+ "typedef",
+ "unrestricted",
+];
+
+const nonRegexTerminals = [
+ "-Infinity",
+ "FrozenArray",
+ "Infinity",
+ "NaN",
+ "ObservableArray",
+ "Promise",
+ "bigint",
+ "boolean",
+ "byte",
+ "double",
+ "false",
+ "float",
+ "long",
+ "mixin",
+ "null",
+ "octet",
+ "optional",
+ "or",
+ "readonly",
+ "record",
+ "sequence",
+ "short",
+ "true",
+ "undefined",
+ "unsigned",
+ "void",
+].concat(argumentNameKeywords, stringTypes, typeNameKeywords);
+
+const punctuations = [
+ "(",
+ ")",
+ ",",
+ "...",
+ ":",
+ ";",
+ "<",
+ "=",
+ ">",
+ "?",
+ "*",
+ "[",
+ "]",
+ "{",
+ "}",
+];
+
+const reserved = [
+ // "constructor" is now a keyword
+ "_constructor",
+ "toString",
+ "_toString",
+];
+
+/**
+ * @typedef {ArrayItemType<ReturnType<typeof tokenise>>} Token
+ * @param {string} str
+ */
+function tokenise(str) {
+ const tokens = [];
+ let lastCharIndex = 0;
+ let trivia = "";
+ let line = 1;
+ let index = 0;
+ while (lastCharIndex < str.length) {
+ const nextChar = str.charAt(lastCharIndex);
+ let result = -1;
+
+ if (/[\t\n\r ]/.test(nextChar)) {
+ result = attemptTokenMatch("whitespace", { noFlushTrivia: true });
+ } else if (nextChar === "/") {
+ result = attemptTokenMatch("comment", { noFlushTrivia: true });
+ }
+
+ if (result !== -1) {
+ const currentTrivia = tokens.pop().value;
+ line += (currentTrivia.match(/\n/g) || []).length;
+ trivia += currentTrivia;
+ index -= 1;
+ } else if (/[-0-9.A-Z_a-z]/.test(nextChar)) {
+ result = attemptTokenMatch("decimal");
+ if (result === -1) {
+ result = attemptTokenMatch("integer");
+ }
+ if (result === -1) {
+ result = attemptTokenMatch("identifier");
+ const lastIndex = tokens.length - 1;
+ const token = tokens[lastIndex];
+ if (result !== -1) {
+ if (reserved.includes(token.value)) {
+ const message = `${(0,_productions_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(
+ token.value
+ )} is a reserved identifier and must not be used.`;
+ throw new WebIDLParseError(
+ (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.syntaxError)(tokens, lastIndex, null, message)
+ );
+ } else if (nonRegexTerminals.includes(token.value)) {
+ token.type = "inline";
+ }
+ }
+ }
+ } else if (nextChar === '"') {
+ result = attemptTokenMatch("string");
+ }
+
+ for (const punctuation of punctuations) {
+ if (str.startsWith(punctuation, lastCharIndex)) {
+ tokens.push({
+ type: "inline",
+ value: punctuation,
+ trivia,
+ line,
+ index,
+ });
+ trivia = "";
+ lastCharIndex += punctuation.length;
+ result = lastCharIndex;
+ break;
+ }
+ }
+
+ // other as the last try
+ if (result === -1) {
+ result = attemptTokenMatch("other");
+ }
+ if (result === -1) {
+ throw new Error("Token stream not progressing");
+ }
+ lastCharIndex = result;
+ index += 1;
+ }
+
+ // remaining trivia as eof
+ tokens.push({
+ type: "eof",
+ value: "",
+ trivia,
+ line,
+ index,
+ });
+
+ return tokens;
+
+ /**
+ * @param {keyof typeof tokenRe} type
+ * @param {object} options
+ * @param {boolean} [options.noFlushTrivia]
+ */
+ function attemptTokenMatch(type, { noFlushTrivia } = {}) {
+ const re = tokenRe[type];
+ re.lastIndex = lastCharIndex;
+ const result = re.exec(str);
+ if (result) {
+ tokens.push({ type, value: result[0], trivia, line, index });
+ if (!noFlushTrivia) {
+ trivia = "";
+ }
+ return re.lastIndex;
+ }
+ return -1;
+ }
+}
+
+class Tokeniser {
+ /**
+ * @param {string} idl
+ */
+ constructor(idl) {
+ this.source = tokenise(idl);
+ this.position = 0;
+ }
+
+ /**
+ * @param {string} message
+ * @return {never}
+ */
+ error(message) {
+ throw new WebIDLParseError(
+ (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.syntaxError)(this.source, this.position, this.current, message)
+ );
+ }
+
+ /**
+ * @param {string} type
+ */
+ probeKind(type) {
+ return (
+ this.source.length > this.position &&
+ this.source[this.position].type === type
+ );
+ }
+
+ /**
+ * @param {string} value
+ */
+ probe(value) {
+ return (
+ this.probeKind("inline") && this.source[this.position].value === value
+ );
+ }
+
+ /**
+ * @param {...string} candidates
+ */
+ consumeKind(...candidates) {
+ for (const type of candidates) {
+ if (!this.probeKind(type)) continue;
+ const token = this.source[this.position];
+ this.position++;
+ return token;
+ }
+ }
+
+ /**
+ * @param {...string} candidates
+ */
+ consume(...candidates) {
+ if (!this.probeKind("inline")) return;
+ const token = this.source[this.position];
+ for (const value of candidates) {
+ if (token.value !== value) continue;
+ this.position++;
+ return token;
+ }
+ }
+
+ /**
+ * @param {string} value
+ */
+ consumeIdentifier(value) {
+ if (!this.probeKind("identifier")) {
+ return;
+ }
+ if (this.source[this.position].value !== value) {
+ return;
+ }
+ return this.consumeKind("identifier");
+ }
+
+ /**
+ * @param {number} position
+ */
+ unconsume(position) {
+ this.position = position;
+ }
+}
+
+class WebIDLParseError extends Error {
+ /**
+ * @param {object} options
+ * @param {string} options.message
+ * @param {string} options.bareMessage
+ * @param {string} options.context
+ * @param {number} options.line
+ * @param {*} options.sourceName
+ * @param {string} options.input
+ * @param {*[]} options.tokens
+ */
+ constructor({
+ message,
+ bareMessage,
+ context,
+ line,
+ sourceName,
+ input,
+ tokens,
+ }) {
+ super(message);
+
+ this.name = "WebIDLParseError"; // not to be mangled
+ this.bareMessage = bareMessage;
+ this.context = context;
+ this.line = line;
+ this.sourceName = sourceName;
+ this.input = input;
+ this.tokens = tokens;
+ }
+}
+
+
+/***/ }),
+/* 3 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "syntaxError": () => (/* binding */ syntaxError),
+/* harmony export */ "validationError": () => (/* binding */ validationError)
+/* harmony export */ });
+/**
+ * @param {string} text
+ */
+function lastLine(text) {
+ const splitted = text.split("\n");
+ return splitted[splitted.length - 1];
+}
+
+function appendIfExist(base, target) {
+ let result = base;
+ if (target) {
+ result += ` ${target}`;
+ }
+ return result;
+}
+
+function contextAsText(node) {
+ const hierarchy = [node];
+ while (node && node.parent) {
+ const { parent } = node;
+ hierarchy.unshift(parent);
+ node = parent;
+ }
+ return hierarchy.map((n) => appendIfExist(n.type, n.name)).join(" -> ");
+}
+
+/**
+ * @typedef {object} WebIDL2ErrorOptions
+ * @property {"error" | "warning"} [level]
+ * @property {Function} [autofix]
+ * @property {string} [ruleName]
+ *
+ * @typedef {ReturnType<typeof error>} WebIDLErrorData
+ *
+ * @param {string} message error message
+ * @param {*} position
+ * @param {*} current
+ * @param {*} message
+ * @param {"Syntax" | "Validation"} kind error type
+ * @param {WebIDL2ErrorOptions=} options
+ */
+function error(
+ source,
+ position,
+ current,
+ message,
+ kind,
+ { level = "error", autofix, ruleName } = {}
+) {
+ /**
+ * @param {number} count
+ */
+ function sliceTokens(count) {
+ return count > 0
+ ? source.slice(position, position + count)
+ : source.slice(Math.max(position + count, 0), position);
+ }
+
+ /**
+ * @param {import("./tokeniser.js").Token[]} inputs
+ * @param {object} [options]
+ * @param {boolean} [options.precedes]
+ * @returns
+ */
+ function tokensToText(inputs, { precedes } = {}) {
+ const text = inputs.map((t) => t.trivia + t.value).join("");
+ const nextToken = source[position];
+ if (nextToken.type === "eof") {
+ return text;
+ }
+ if (precedes) {
+ return text + nextToken.trivia;
+ }
+ return text.slice(nextToken.trivia.length);
+ }
+
+ const maxTokens = 5; // arbitrary but works well enough
+ const line =
+ source[position].type !== "eof"
+ ? source[position].line
+ : source.length > 1
+ ? source[position - 1].line
+ : 1;
+
+ const precedingLastLine = lastLine(
+ tokensToText(sliceTokens(-maxTokens), { precedes: true })
+ );
+
+ const subsequentTokens = sliceTokens(maxTokens);
+ const subsequentText = tokensToText(subsequentTokens);
+ const subsequentFirstLine = subsequentText.split("\n")[0];
+
+ const spaced = " ".repeat(precedingLastLine.length) + "^";
+ const sourceContext = precedingLastLine + subsequentFirstLine + "\n" + spaced;
+
+ const contextType = kind === "Syntax" ? "since" : "inside";
+ const inSourceName = source.name ? ` in ${source.name}` : "";
+ const grammaticalContext =
+ current && current.name
+ ? `, ${contextType} \`${current.partial ? "partial " : ""}${contextAsText(
+ current
+ )}\``
+ : "";
+ const context = `${kind} error at line ${line}${inSourceName}${grammaticalContext}:\n${sourceContext}`;
+ return {
+ message: `${context} ${message}`,
+ bareMessage: message,
+ context,
+ line,
+ sourceName: source.name,
+ level,
+ ruleName,
+ autofix,
+ input: subsequentText,
+ tokens: subsequentTokens,
+ };
+}
+
+/**
+ * @param {string} message error message
+ */
+function syntaxError(source, position, current, message) {
+ return error(source, position, current, message, "Syntax");
+}
+
+/**
+ * @param {string} message error message
+ * @param {WebIDL2ErrorOptions} [options]
+ */
+function validationError(
+ token,
+ current,
+ ruleName,
+ message,
+ options = {}
+) {
+ options.ruleName = ruleName;
+ return error(
+ current.source,
+ token.index,
+ current,
+ message,
+ "Validation",
+ options
+ );
+}
+
+
+/***/ }),
+/* 4 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "argument_list": () => (/* binding */ argument_list),
+/* harmony export */ "autoParenter": () => (/* binding */ autoParenter),
+/* harmony export */ "autofixAddExposedWindow": () => (/* binding */ autofixAddExposedWindow),
+/* harmony export */ "const_data": () => (/* binding */ const_data),
+/* harmony export */ "const_value": () => (/* binding */ const_value),
+/* harmony export */ "findLastIndex": () => (/* binding */ findLastIndex),
+/* harmony export */ "getFirstToken": () => (/* binding */ getFirstToken),
+/* harmony export */ "getLastIndentation": () => (/* binding */ getLastIndentation),
+/* harmony export */ "getMemberIndentation": () => (/* binding */ getMemberIndentation),
+/* harmony export */ "list": () => (/* binding */ list),
+/* harmony export */ "primitive_type": () => (/* binding */ primitive_type),
+/* harmony export */ "return_type": () => (/* binding */ return_type),
+/* harmony export */ "stringifier": () => (/* binding */ stringifier),
+/* harmony export */ "type_with_extended_attributes": () => (/* binding */ type_with_extended_attributes),
+/* harmony export */ "unescape": () => (/* binding */ unescape)
+/* harmony export */ });
+/* harmony import */ var _type_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(5);
+/* harmony import */ var _argument_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(11);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(8);
+/* harmony import */ var _operation_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(13);
+/* harmony import */ var _attribute_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(14);
+/* harmony import */ var _tokeniser_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(2);
+
+
+
+
+
+
+
+/**
+ * @param {string} identifier
+ */
+function unescape(identifier) {
+ return identifier.startsWith("_") ? identifier.slice(1) : identifier;
+}
+
+/**
+ * Parses comma-separated list
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {object} args
+ * @param {Function} args.parser parser function for each item
+ * @param {boolean} [args.allowDangler] whether to allow dangling comma
+ * @param {string} [args.listName] the name to be shown on error messages
+ */
+function list(tokeniser, { parser, allowDangler, listName = "list" }) {
+ const first = parser(tokeniser);
+ if (!first) {
+ return [];
+ }
+ first.tokens.separator = tokeniser.consume(",");
+ const items = [first];
+ while (first.tokens.separator) {
+ const item = parser(tokeniser);
+ if (!item) {
+ if (!allowDangler) {
+ tokeniser.error(`Trailing comma in ${listName}`);
+ }
+ break;
+ }
+ item.tokens.separator = tokeniser.consume(",");
+ items.push(item);
+ if (!item.tokens.separator) break;
+ }
+ return items;
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function const_value(tokeniser) {
+ return (
+ tokeniser.consumeKind("decimal", "integer") ||
+ tokeniser.consume("true", "false", "Infinity", "-Infinity", "NaN")
+ );
+}
+
+/**
+ * @param {object} token
+ * @param {string} token.type
+ * @param {string} token.value
+ */
+function const_data({ type, value }) {
+ switch (type) {
+ case "decimal":
+ case "integer":
+ return { type: "number", value };
+ case "string":
+ return { type: "string", value: value.slice(1, -1) };
+ }
+
+ switch (value) {
+ case "true":
+ case "false":
+ return { type: "boolean", value: value === "true" };
+ case "Infinity":
+ case "-Infinity":
+ return { type: "Infinity", negative: value.startsWith("-") };
+ case "[":
+ return { type: "sequence", value: [] };
+ case "{":
+ return { type: "dictionary" };
+ default:
+ return { type: value };
+ }
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function primitive_type(tokeniser) {
+ function integer_type() {
+ const prefix = tokeniser.consume("unsigned");
+ const base = tokeniser.consume("short", "long");
+ if (base) {
+ const postfix = tokeniser.consume("long");
+ return new _type_js__WEBPACK_IMPORTED_MODULE_0__.Type({ source, tokens: { prefix, base, postfix } });
+ }
+ if (prefix) tokeniser.error("Failed to parse integer type");
+ }
+
+ function decimal_type() {
+ const prefix = tokeniser.consume("unrestricted");
+ const base = tokeniser.consume("float", "double");
+ if (base) {
+ return new _type_js__WEBPACK_IMPORTED_MODULE_0__.Type({ source, tokens: { prefix, base } });
+ }
+ if (prefix) tokeniser.error("Failed to parse float type");
+ }
+
+ const { source } = tokeniser;
+ const num_type = integer_type() || decimal_type();
+ if (num_type) return num_type;
+ const base = tokeniser.consume(
+ "bigint",
+ "boolean",
+ "byte",
+ "octet",
+ "undefined"
+ );
+ if (base) {
+ return new _type_js__WEBPACK_IMPORTED_MODULE_0__.Type({ source, tokens: { base } });
+ }
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function argument_list(tokeniser) {
+ return list(tokeniser, {
+ parser: _argument_js__WEBPACK_IMPORTED_MODULE_1__.Argument.parse,
+ listName: "arguments list",
+ });
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string=} typeName (TODO: See Type.type for more details)
+ */
+function type_with_extended_attributes(tokeniser, typeName) {
+ const extAttrs = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__.ExtendedAttributes.parse(tokeniser);
+ const ret = _type_js__WEBPACK_IMPORTED_MODULE_0__.Type.parse(tokeniser, typeName);
+ if (ret) autoParenter(ret).extAttrs = extAttrs;
+ return ret;
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string=} typeName (TODO: See Type.type for more details)
+ */
+function return_type(tokeniser, typeName) {
+ const typ = _type_js__WEBPACK_IMPORTED_MODULE_0__.Type.parse(tokeniser, typeName || "return-type");
+ if (typ) {
+ return typ;
+ }
+ const voidToken = tokeniser.consume("void");
+ if (voidToken) {
+ const ret = new _type_js__WEBPACK_IMPORTED_MODULE_0__.Type({
+ source: tokeniser.source,
+ tokens: { base: voidToken },
+ });
+ ret.type = "return-type";
+ return ret;
+ }
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function stringifier(tokeniser) {
+ const special = tokeniser.consume("stringifier");
+ if (!special) return;
+ const member =
+ _attribute_js__WEBPACK_IMPORTED_MODULE_4__.Attribute.parse(tokeniser, { special }) ||
+ _operation_js__WEBPACK_IMPORTED_MODULE_3__.Operation.parse(tokeniser, { special }) ||
+ tokeniser.error("Unterminated stringifier");
+ return member;
+}
+
+/**
+ * @param {string} str
+ */
+function getLastIndentation(str) {
+ const lines = str.split("\n");
+ // the first line visually binds to the preceding token
+ if (lines.length) {
+ const match = lines[lines.length - 1].match(/^\s+/);
+ if (match) {
+ return match[0];
+ }
+ }
+ return "";
+}
+
+/**
+ * @param {string} parentTrivia
+ */
+function getMemberIndentation(parentTrivia) {
+ const indentation = getLastIndentation(parentTrivia);
+ const indentCh = indentation.includes("\t") ? "\t" : " ";
+ return indentation + indentCh;
+}
+
+/**
+ * @param {import("./interface.js").Interface} def
+ */
+function autofixAddExposedWindow(def) {
+ return () => {
+ if (def.extAttrs.length) {
+ const tokeniser = new _tokeniser_js__WEBPACK_IMPORTED_MODULE_5__.Tokeniser("Exposed=Window,");
+ const exposed = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__.SimpleExtendedAttribute.parse(tokeniser);
+ exposed.tokens.separator = tokeniser.consume(",");
+ const existing = def.extAttrs[0];
+ if (!/^\s/.test(existing.tokens.name.trivia)) {
+ existing.tokens.name.trivia = ` ${existing.tokens.name.trivia}`;
+ }
+ def.extAttrs.unshift(exposed);
+ } else {
+ autoParenter(def).extAttrs = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__.ExtendedAttributes.parse(
+ new _tokeniser_js__WEBPACK_IMPORTED_MODULE_5__.Tokeniser("[Exposed=Window]")
+ );
+ const trivia = def.tokens.base.trivia;
+ def.extAttrs.tokens.open.trivia = trivia;
+ def.tokens.base.trivia = `\n${getLastIndentation(trivia)}`;
+ }
+ };
+}
+
+/**
+ * Get the first syntax token for the given IDL object.
+ * @param {*} data
+ */
+function getFirstToken(data) {
+ if (data.extAttrs.length) {
+ return data.extAttrs.tokens.open;
+ }
+ if (data.type === "operation" && !data.special) {
+ return getFirstToken(data.idlType);
+ }
+ const tokens = Object.values(data.tokens).sort((x, y) => x.index - y.index);
+ return tokens[0];
+}
+
+/**
+ * @template T
+ * @param {T[]} array
+ * @param {(item: T) => boolean} predicate
+ */
+function findLastIndex(array, predicate) {
+ const index = array.slice().reverse().findIndex(predicate);
+ if (index === -1) {
+ return index;
+ }
+ return array.length - index - 1;
+}
+
+/**
+ * Returns a proxy that auto-assign `parent` field.
+ * @template {Record<string | symbol, any>} T
+ * @param {T} data
+ * @param {*} [parent] The object that will be assigned to `parent`.
+ * If absent, it will be `data` by default.
+ * @return {T}
+ */
+function autoParenter(data, parent) {
+ if (!parent) {
+ // Defaults to `data` unless specified otherwise.
+ parent = data;
+ }
+ if (!data) {
+ // This allows `autoParenter(undefined)` which again allows
+ // `autoParenter(parse())` where the function may return nothing.
+ return data;
+ }
+ const proxy = new Proxy(data, {
+ get(target, p) {
+ const value = target[p];
+ if (Array.isArray(value) && p !== "source") {
+ // Wraps the array so that any added items will also automatically
+ // get their `parent` values.
+ return autoParenter(value, target);
+ }
+ return value;
+ },
+ set(target, p, value) {
+ // @ts-ignore https://github.com/microsoft/TypeScript/issues/47357
+ target[p] = value;
+ if (!value) {
+ return true;
+ } else if (Array.isArray(value)) {
+ // Assigning an array will add `parent` to its items.
+ for (const item of value) {
+ if (typeof item.parent !== "undefined") {
+ item.parent = parent;
+ }
+ }
+ } else if (typeof value.parent !== "undefined") {
+ value.parent = parent;
+ }
+ return true;
+ },
+ });
+ return proxy;
+}
+
+
+/***/ }),
+/* 5 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Type": () => (/* binding */ Type)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+/* harmony import */ var _tokeniser_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(2);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(3);
+/* harmony import */ var _validators_helpers_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(7);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(8);
+
+
+
+
+
+
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} typeName
+ */
+function generic_type(tokeniser, typeName) {
+ const base = tokeniser.consume(
+ "FrozenArray",
+ "ObservableArray",
+ "Promise",
+ "sequence",
+ "record"
+ );
+ if (!base) {
+ return;
+ }
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(
+ new Type({ source: tokeniser.source, tokens: { base } })
+ );
+ ret.tokens.open =
+ tokeniser.consume("<") ||
+ tokeniser.error(`No opening bracket after ${base.value}`);
+ switch (base.value) {
+ case "Promise": {
+ if (tokeniser.probe("["))
+ tokeniser.error("Promise type cannot have extended attribute");
+ const subtype =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.return_type)(tokeniser, typeName) ||
+ tokeniser.error("Missing Promise subtype");
+ ret.subtype.push(subtype);
+ break;
+ }
+ case "sequence":
+ case "FrozenArray":
+ case "ObservableArray": {
+ const subtype =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser, typeName) ||
+ tokeniser.error(`Missing ${base.value} subtype`);
+ ret.subtype.push(subtype);
+ break;
+ }
+ case "record": {
+ if (tokeniser.probe("["))
+ tokeniser.error("Record key cannot have extended attribute");
+ const keyType =
+ tokeniser.consume(..._tokeniser_js__WEBPACK_IMPORTED_MODULE_2__.stringTypes) ||
+ tokeniser.error(`Record key must be one of: ${_tokeniser_js__WEBPACK_IMPORTED_MODULE_2__.stringTypes.join(", ")}`);
+ const keyIdlType = new Type({
+ source: tokeniser.source,
+ tokens: { base: keyType },
+ });
+ keyIdlType.tokens.separator =
+ tokeniser.consume(",") ||
+ tokeniser.error("Missing comma after record key type");
+ keyIdlType.type = typeName;
+ const valueType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser, typeName) ||
+ tokeniser.error("Error parsing generic type record");
+ ret.subtype.push(keyIdlType, valueType);
+ break;
+ }
+ }
+ if (!ret.idlType) tokeniser.error(`Error parsing generic type ${base.value}`);
+ ret.tokens.close =
+ tokeniser.consume(">") ||
+ tokeniser.error(`Missing closing bracket after ${base.value}`);
+ return ret.this;
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function type_suffix(tokeniser, obj) {
+ const nullable = tokeniser.consume("?");
+ if (nullable) {
+ obj.tokens.nullable = nullable;
+ }
+ if (tokeniser.probe("?")) tokeniser.error("Can't nullable more than once");
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} typeName
+ */
+function single_type(tokeniser, typeName) {
+ let ret = generic_type(tokeniser, typeName) || (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.primitive_type)(tokeniser);
+ if (!ret) {
+ const base =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.consume(..._tokeniser_js__WEBPACK_IMPORTED_MODULE_2__.stringTypes, ..._tokeniser_js__WEBPACK_IMPORTED_MODULE_2__.typeNameKeywords);
+ if (!base) {
+ return;
+ }
+ ret = new Type({ source: tokeniser.source, tokens: { base } });
+ if (tokeniser.probe("<"))
+ tokeniser.error(`Unsupported generic type ${base.value}`);
+ }
+ if (ret.generic === "Promise" && tokeniser.probe("?")) {
+ tokeniser.error("Promise type cannot be nullable");
+ }
+ ret.type = typeName || null;
+ type_suffix(tokeniser, ret);
+ if (ret.nullable && ret.idlType === "any")
+ tokeniser.error("Type `any` cannot be made nullable");
+ return ret;
+}
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} type
+ */
+function union_type(tokeniser, type) {
+ const tokens = {};
+ tokens.open = tokeniser.consume("(");
+ if (!tokens.open) return;
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(new Type({ source: tokeniser.source, tokens }));
+ ret.type = type || null;
+ while (true) {
+ const typ =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser) ||
+ tokeniser.error("No type after open parenthesis or 'or' in union type");
+ if (typ.idlType === "any")
+ tokeniser.error("Type `any` cannot be included in a union type");
+ if (typ.generic === "Promise")
+ tokeniser.error("Type `Promise` cannot be included in a union type");
+ ret.subtype.push(typ);
+ const or = tokeniser.consume("or");
+ if (or) {
+ typ.tokens.separator = or;
+ } else break;
+ }
+ if (ret.idlType.length < 2) {
+ tokeniser.error(
+ "At least two types are expected in a union type but found less"
+ );
+ }
+ tokens.close =
+ tokeniser.consume(")") || tokeniser.error("Unterminated union type");
+ type_suffix(tokeniser, ret);
+ return ret.this;
+}
+
+class Type extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} typeName
+ */
+ static parse(tokeniser, typeName) {
+ return single_type(tokeniser, typeName) || union_type(tokeniser, typeName);
+ }
+
+ constructor({ source, tokens }) {
+ super({ source, tokens });
+ Object.defineProperty(this, "subtype", { value: [], writable: true });
+ this.extAttrs = new _extended_attributes_js__WEBPACK_IMPORTED_MODULE_5__.ExtendedAttributes({ source, tokens: {} });
+ }
+
+ get generic() {
+ if (this.subtype.length && this.tokens.base) {
+ return this.tokens.base.value;
+ }
+ return "";
+ }
+ get nullable() {
+ return Boolean(this.tokens.nullable);
+ }
+ get union() {
+ return Boolean(this.subtype.length) && !this.tokens.base;
+ }
+ get idlType() {
+ if (this.subtype.length) {
+ return this.subtype;
+ }
+ // Adding prefixes/postfixes for "unrestricted float", etc.
+ const name = [this.tokens.prefix, this.tokens.base, this.tokens.postfix]
+ .filter((t) => t)
+ .map((t) => t.value)
+ .join(" ");
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(name);
+ }
+
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+
+ if (this.idlType === "void") {
+ const message = `\`void\` is now replaced by \`undefined\`. Refer to the \
+[relevant GitHub issue](https://github.com/whatwg/webidl/issues/60) \
+for more information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_3__.validationError)(this.tokens.base, this, "replace-void", message, {
+ autofix: replaceVoid(this),
+ });
+ }
+
+ /*
+ * If a union is nullable, its subunions cannot include a dictionary
+ * If not, subunions may include dictionaries if each union is not nullable
+ */
+ const typedef = !this.union && defs.unique.get(this.idlType);
+ const target = this.union
+ ? this
+ : typedef && typedef.type === "typedef"
+ ? typedef.idlType
+ : undefined;
+ if (target && this.nullable) {
+ // do not allow any dictionary
+ const { reference } = (0,_validators_helpers_js__WEBPACK_IMPORTED_MODULE_4__.idlTypeIncludesDictionary)(target, defs) || {};
+ if (reference) {
+ const targetToken = (this.union ? reference : this).tokens.base;
+ const message = "Nullable union cannot include a dictionary type.";
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_3__.validationError)(
+ targetToken,
+ this,
+ "no-nullable-union-dict",
+ message
+ );
+ }
+ } else {
+ // allow some dictionary
+ for (const subtype of this.subtype) {
+ yield* subtype.validate(defs);
+ }
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const type_body = () => {
+ if (this.union || this.generic) {
+ return w.ts.wrap([
+ w.token(this.tokens.base, w.ts.generic),
+ w.token(this.tokens.open),
+ ...this.subtype.map((t) => t.write(w)),
+ w.token(this.tokens.close),
+ ]);
+ }
+ const firstToken = this.tokens.prefix || this.tokens.base;
+ const prefix = this.tokens.prefix
+ ? [this.tokens.prefix.value, w.ts.trivia(this.tokens.base.trivia)]
+ : [];
+ const ref = w.reference(
+ w.ts.wrap([
+ ...prefix,
+ this.tokens.base.value,
+ w.token(this.tokens.postfix),
+ ]),
+ {
+ unescaped: /** @type {string} (because it's not union) */ (
+ this.idlType
+ ),
+ context: this,
+ }
+ );
+ return w.ts.wrap([w.ts.trivia(firstToken.trivia), ref]);
+ };
+ return w.ts.wrap([
+ this.extAttrs.write(w),
+ type_body(),
+ w.token(this.tokens.nullable),
+ w.token(this.tokens.separator),
+ ]);
+ }
+}
+
+/**
+ * @param {Type} type
+ */
+function replaceVoid(type) {
+ return () => {
+ type.tokens.base.value = "undefined";
+ };
+}
+
+
+/***/ }),
+/* 6 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Base": () => (/* binding */ Base)
+/* harmony export */ });
+class Base {
+ /**
+ * @param {object} initializer
+ * @param {Base["source"]} initializer.source
+ * @param {Base["tokens"]} initializer.tokens
+ */
+ constructor({ source, tokens }) {
+ Object.defineProperties(this, {
+ source: { value: source },
+ tokens: { value: tokens, writable: true },
+ parent: { value: null, writable: true },
+ this: { value: this }, // useful when escaping from proxy
+ });
+ }
+
+ toJSON() {
+ const json = { type: undefined, name: undefined, inheritance: undefined };
+ let proto = this;
+ while (proto !== Object.prototype) {
+ const descMap = Object.getOwnPropertyDescriptors(proto);
+ for (const [key, value] of Object.entries(descMap)) {
+ if (value.enumerable || value.get) {
+ // @ts-ignore - allow indexing here
+ json[key] = this[key];
+ }
+ }
+ proto = Object.getPrototypeOf(proto);
+ }
+ return json;
+ }
+}
+
+
+/***/ }),
+/* 7 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "dictionaryIncludesRequiredField": () => (/* binding */ dictionaryIncludesRequiredField),
+/* harmony export */ "idlTypeIncludesDictionary": () => (/* binding */ idlTypeIncludesDictionary)
+/* harmony export */ });
+/**
+ * @typedef {import("../productions/dictionary.js").Dictionary} Dictionary
+ *
+ * @param {*} idlType
+ * @param {import("../validator.js").Definitions} defs
+ * @param {object} [options]
+ * @param {boolean} [options.useNullableInner] use when the input idlType is nullable and you want to use its inner type
+ * @return {{ reference: *, dictionary: Dictionary }} the type reference that ultimately includes dictionary.
+ */
+function idlTypeIncludesDictionary(
+ idlType,
+ defs,
+ { useNullableInner } = {}
+) {
+ if (!idlType.union) {
+ const def = defs.unique.get(idlType.idlType);
+ if (!def) {
+ return;
+ }
+ if (def.type === "typedef") {
+ const { typedefIncludesDictionary } = defs.cache;
+ if (typedefIncludesDictionary.has(def)) {
+ // Note that this also halts when it met indeterminate state
+ // to prevent infinite recursion
+ return typedefIncludesDictionary.get(def);
+ }
+ defs.cache.typedefIncludesDictionary.set(def, undefined); // indeterminate state
+ const result = idlTypeIncludesDictionary(def.idlType, defs);
+ defs.cache.typedefIncludesDictionary.set(def, result);
+ if (result) {
+ return {
+ reference: idlType,
+ dictionary: result.dictionary,
+ };
+ }
+ }
+ if (def.type === "dictionary" && (useNullableInner || !idlType.nullable)) {
+ return {
+ reference: idlType,
+ dictionary: def,
+ };
+ }
+ }
+ for (const subtype of idlType.subtype) {
+ const result = idlTypeIncludesDictionary(subtype, defs);
+ if (result) {
+ if (subtype.union) {
+ return result;
+ }
+ return {
+ reference: subtype,
+ dictionary: result.dictionary,
+ };
+ }
+ }
+}
+
+/**
+ * @param {*} dict dictionary type
+ * @param {import("../validator.js").Definitions} defs
+ * @return {boolean}
+ */
+function dictionaryIncludesRequiredField(dict, defs) {
+ if (defs.cache.dictionaryIncludesRequiredField.has(dict)) {
+ return defs.cache.dictionaryIncludesRequiredField.get(dict);
+ }
+ // Set cached result to indeterminate to short-circuit circular definitions.
+ // The final result will be updated to true or false.
+ defs.cache.dictionaryIncludesRequiredField.set(dict, undefined);
+ let result = dict.members.some((field) => field.required);
+ if (!result && dict.inheritance) {
+ const superdict = defs.unique.get(dict.inheritance);
+ if (!superdict) {
+ // Assume required members in the supertype if it is unknown.
+ result = true;
+ } else if (dictionaryIncludesRequiredField(superdict, defs)) {
+ result = true;
+ }
+ }
+ defs.cache.dictionaryIncludesRequiredField.set(dict, result);
+ return result;
+}
+
+
+/***/ }),
+/* 8 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "ExtendedAttributeParameters": () => (/* binding */ ExtendedAttributeParameters),
+/* harmony export */ "ExtendedAttributes": () => (/* binding */ ExtendedAttributes),
+/* harmony export */ "SimpleExtendedAttribute": () => (/* binding */ SimpleExtendedAttribute)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _array_base_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(9);
+/* harmony import */ var _token_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(10);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(4);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(3);
+
+
+
+
+
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} tokenName
+ */
+function tokens(tokeniser, tokenName) {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.list)(tokeniser, {
+ parser: _token_js__WEBPACK_IMPORTED_MODULE_2__.WrappedToken.parser(tokeniser, tokenName),
+ listName: tokenName + " list",
+ });
+}
+
+const extAttrValueSyntax = ["identifier", "decimal", "integer", "string"];
+
+const shouldBeLegacyPrefixed = [
+ "NoInterfaceObject",
+ "LenientSetter",
+ "LenientThis",
+ "TreatNonObjectAsNull",
+ "Unforgeable",
+];
+
+const renamedLegacies = new Map([
+ .../** @type {[string, string][]} */ (
+ shouldBeLegacyPrefixed.map((name) => [name, `Legacy${name}`])
+ ),
+ ["NamedConstructor", "LegacyFactoryFunction"],
+ ["OverrideBuiltins", "LegacyOverrideBuiltIns"],
+ ["TreatNullAs", "LegacyNullToEmptyString"],
+]);
+
+/**
+ * This will allow a set of extended attribute values to be parsed.
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function extAttrListItems(tokeniser) {
+ for (const syntax of extAttrValueSyntax) {
+ const toks = tokens(tokeniser, syntax);
+ if (toks.length) {
+ return toks;
+ }
+ }
+ tokeniser.error(
+ `Expected identifiers, strings, decimals, or integers but none found`
+ );
+}
+
+class ExtendedAttributeParameters extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const tokens = { assign: tokeniser.consume("=") };
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.autoParenter)(
+ new ExtendedAttributeParameters({ source: tokeniser.source, tokens })
+ );
+ ret.list = [];
+ if (tokens.assign) {
+ tokens.asterisk = tokeniser.consume("*");
+ if (tokens.asterisk) {
+ return ret.this;
+ }
+ tokens.secondaryName = tokeniser.consumeKind(...extAttrValueSyntax);
+ }
+ tokens.open = tokeniser.consume("(");
+ if (tokens.open) {
+ ret.list = ret.rhsIsList
+ ? // [Exposed=(Window,Worker)]
+ extAttrListItems(tokeniser)
+ : // [LegacyFactoryFunction=Audio(DOMString src)] or [Constructor(DOMString str)]
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.argument_list)(tokeniser);
+ tokens.close =
+ tokeniser.consume(")") ||
+ tokeniser.error("Unexpected token in extended attribute argument list");
+ } else if (tokens.assign && !tokens.secondaryName) {
+ tokeniser.error("No right hand side to extended attribute assignment");
+ }
+ return ret.this;
+ }
+
+ get rhsIsList() {
+ return (
+ this.tokens.assign && !this.tokens.asterisk && !this.tokens.secondaryName
+ );
+ }
+
+ get rhsType() {
+ if (this.rhsIsList) {
+ return this.list[0].tokens.value.type + "-list";
+ }
+ if (this.tokens.asterisk) {
+ return "*";
+ }
+ if (this.tokens.secondaryName) {
+ return this.tokens.secondaryName.type;
+ }
+ return null;
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { rhsType } = this;
+ return w.ts.wrap([
+ w.token(this.tokens.assign),
+ w.token(this.tokens.asterisk),
+ w.reference_token(this.tokens.secondaryName, this.parent),
+ w.token(this.tokens.open),
+ ...this.list.map((p) => {
+ return rhsType === "identifier-list"
+ ? w.identifier(p, this.parent)
+ : p.write(w);
+ }),
+ w.token(this.tokens.close),
+ ]);
+ }
+}
+
+class SimpleExtendedAttribute extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const name = tokeniser.consumeKind("identifier");
+ if (name) {
+ return new SimpleExtendedAttribute({
+ source: tokeniser.source,
+ tokens: { name },
+ params: ExtendedAttributeParameters.parse(tokeniser),
+ });
+ }
+ }
+
+ constructor({ source, tokens, params }) {
+ super({ source, tokens });
+ params.parent = this;
+ Object.defineProperty(this, "params", { value: params });
+ }
+
+ get type() {
+ return "extended-attribute";
+ }
+ get name() {
+ return this.tokens.name.value;
+ }
+ get rhs() {
+ const { rhsType: type, tokens, list } = this.params;
+ if (!type) {
+ return null;
+ }
+ const value = this.params.rhsIsList
+ ? list
+ : this.params.tokens.secondaryName
+ ? (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.unescape)(tokens.secondaryName.value)
+ : null;
+ return { type, value };
+ }
+ get arguments() {
+ const { rhsIsList, list } = this.params;
+ if (!list || rhsIsList) {
+ return [];
+ }
+ return list;
+ }
+
+ *validate(defs) {
+ const { name } = this;
+ if (name === "LegacyNoInterfaceObject") {
+ const message = `\`[LegacyNoInterfaceObject]\` extended attribute is an \
+undesirable feature that may be removed from Web IDL in the future. Refer to the \
+[relevant upstream PR](https://github.com/whatwg/webidl/pull/609) for more \
+information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_4__.validationError)(
+ this.tokens.name,
+ this,
+ "no-nointerfaceobject",
+ message,
+ { level: "warning" }
+ );
+ } else if (renamedLegacies.has(name)) {
+ const message = `\`[${name}]\` extended attribute is a legacy feature \
+that is now renamed to \`[${renamedLegacies.get(name)}]\`. Refer to the \
+[relevant upstream PR](https://github.com/whatwg/webidl/pull/870) for more \
+information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_4__.validationError)(this.tokens.name, this, "renamed-legacy", message, {
+ level: "warning",
+ autofix: renameLegacyExtendedAttribute(this),
+ });
+ }
+ for (const arg of this.arguments) {
+ yield* arg.validate(defs);
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.wrap([
+ w.ts.trivia(this.tokens.name.trivia),
+ w.ts.extendedAttribute(
+ w.ts.wrap([
+ w.ts.extendedAttributeReference(this.name),
+ this.params.write(w),
+ ])
+ ),
+ w.token(this.tokens.separator),
+ ]);
+ }
+}
+
+/**
+ * @param {SimpleExtendedAttribute} extAttr
+ */
+function renameLegacyExtendedAttribute(extAttr) {
+ return () => {
+ const { name } = extAttr;
+ extAttr.tokens.name.value = renamedLegacies.get(name);
+ if (name === "TreatNullAs") {
+ extAttr.params.tokens = {};
+ }
+ };
+}
+
+// Note: we parse something simpler than the official syntax. It's all that ever
+// seems to be used
+class ExtendedAttributes extends _array_base_js__WEBPACK_IMPORTED_MODULE_1__.ArrayBase {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const tokens = {};
+ tokens.open = tokeniser.consume("[");
+ const ret = new ExtendedAttributes({ source: tokeniser.source, tokens });
+ if (!tokens.open) return ret;
+ ret.push(
+ ...(0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.list)(tokeniser, {
+ parser: SimpleExtendedAttribute.parse,
+ listName: "extended attribute",
+ })
+ );
+ tokens.close =
+ tokeniser.consume("]") ||
+ tokeniser.error(
+ "Expected a closing token for the extended attribute list"
+ );
+ if (!ret.length) {
+ tokeniser.unconsume(tokens.close.index);
+ tokeniser.error("An extended attribute list must not be empty");
+ }
+ if (tokeniser.probe("[")) {
+ tokeniser.error(
+ "Illegal double extended attribute lists, consider merging them"
+ );
+ }
+ return ret;
+ }
+
+ *validate(defs) {
+ for (const extAttr of this) {
+ yield* extAttr.validate(defs);
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ if (!this.length) return "";
+ return w.ts.wrap([
+ w.token(this.tokens.open),
+ ...this.map((ea) => ea.write(w)),
+ w.token(this.tokens.close),
+ ]);
+ }
+}
+
+
+/***/ }),
+/* 9 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "ArrayBase": () => (/* binding */ ArrayBase)
+/* harmony export */ });
+class ArrayBase extends Array {
+ constructor({ source, tokens }) {
+ super();
+ Object.defineProperties(this, {
+ source: { value: source },
+ tokens: { value: tokens },
+ parent: { value: null, writable: true },
+ });
+ }
+}
+
+
+/***/ }),
+/* 10 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Eof": () => (/* binding */ Eof),
+/* harmony export */ "WrappedToken": () => (/* binding */ WrappedToken)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class WrappedToken extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {string} type
+ */
+ static parser(tokeniser, type) {
+ return () => {
+ const value = tokeniser.consumeKind(type);
+ if (value) {
+ return new WrappedToken({
+ source: tokeniser.source,
+ tokens: { value },
+ });
+ }
+ };
+ }
+
+ get value() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.value.value);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.wrap([
+ w.token(this.tokens.value),
+ w.token(this.tokens.separator),
+ ]);
+ }
+}
+
+class Eof extends WrappedToken {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const value = tokeniser.consumeKind("eof");
+ if (value) {
+ return new Eof({ source: tokeniser.source, tokens: { value } });
+ }
+ }
+
+ get type() {
+ return "eof";
+ }
+}
+
+
+/***/ }),
+/* 11 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Argument": () => (/* binding */ Argument)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _default_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(12);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(8);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(4);
+/* harmony import */ var _tokeniser_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(2);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(3);
+/* harmony import */ var _validators_helpers_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(7);
+
+
+
+
+
+
+
+
+class Argument extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const start_position = tokeniser.position;
+ /** @type {Base["tokens"]} */
+ const tokens = {};
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.autoParenter)(
+ new Argument({ source: tokeniser.source, tokens })
+ );
+ ret.extAttrs = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__.ExtendedAttributes.parse(tokeniser);
+ tokens.optional = tokeniser.consume("optional");
+ ret.idlType = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.type_with_extended_attributes)(tokeniser, "argument-type");
+ if (!ret.idlType) {
+ return tokeniser.unconsume(start_position);
+ }
+ if (!tokens.optional) {
+ tokens.variadic = tokeniser.consume("...");
+ }
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.consume(..._tokeniser_js__WEBPACK_IMPORTED_MODULE_4__.argumentNameKeywords);
+ if (!tokens.name) {
+ return tokeniser.unconsume(start_position);
+ }
+ ret.default = tokens.optional ? _default_js__WEBPACK_IMPORTED_MODULE_1__.Default.parse(tokeniser) : null;
+ return ret.this;
+ }
+
+ get type() {
+ return "argument";
+ }
+ get optional() {
+ return !!this.tokens.optional;
+ }
+ get variadic() {
+ return !!this.tokens.variadic;
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.unescape)(this.tokens.name.value);
+ }
+
+ /**
+ * @param {import("../validator.js").Definitions} defs
+ */
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+ yield* this.idlType.validate(defs);
+ const result = (0,_validators_helpers_js__WEBPACK_IMPORTED_MODULE_6__.idlTypeIncludesDictionary)(this.idlType, defs, {
+ useNullableInner: true,
+ });
+ if (result) {
+ if (this.idlType.nullable) {
+ const message = `Dictionary arguments cannot be nullable.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_5__.validationError)(
+ this.tokens.name,
+ this,
+ "no-nullable-dict-arg",
+ message
+ );
+ } else if (!this.optional) {
+ if (
+ this.parent &&
+ !(0,_validators_helpers_js__WEBPACK_IMPORTED_MODULE_6__.dictionaryIncludesRequiredField)(result.dictionary, defs) &&
+ isLastRequiredArgument(this)
+ ) {
+ const message = `Dictionary argument must be optional if it has no required fields`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_5__.validationError)(
+ this.tokens.name,
+ this,
+ "dict-arg-optional",
+ message,
+ {
+ autofix: autofixDictionaryArgumentOptionality(this),
+ }
+ );
+ }
+ } else if (!this.default) {
+ const message = `Optional dictionary arguments must have a default value of \`{}\`.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_5__.validationError)(
+ this.tokens.name,
+ this,
+ "dict-arg-default",
+ message,
+ {
+ autofix: autofixOptionalDictionaryDefaultValue(this),
+ }
+ );
+ }
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.optional),
+ w.ts.type(this.idlType.write(w)),
+ w.token(this.tokens.variadic),
+ w.name_token(this.tokens.name, { data: this }),
+ this.default ? this.default.write(w) : "",
+ w.token(this.tokens.separator),
+ ]);
+ }
+}
+
+/**
+ * @param {Argument} arg
+ */
+function isLastRequiredArgument(arg) {
+ const list = arg.parent.arguments || arg.parent.list;
+ const index = list.indexOf(arg);
+ const requiredExists = list.slice(index + 1).some((a) => !a.optional);
+ return !requiredExists;
+}
+
+/**
+ * @param {Argument} arg
+ */
+function autofixDictionaryArgumentOptionality(arg) {
+ return () => {
+ const firstToken = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.getFirstToken)(arg.idlType);
+ arg.tokens.optional = {
+ ...firstToken,
+ type: "optional",
+ value: "optional",
+ };
+ firstToken.trivia = " ";
+ autofixOptionalDictionaryDefaultValue(arg)();
+ };
+}
+
+/**
+ * @param {Argument} arg
+ */
+function autofixOptionalDictionaryDefaultValue(arg) {
+ return () => {
+ arg.default = _default_js__WEBPACK_IMPORTED_MODULE_1__.Default.parse(new _tokeniser_js__WEBPACK_IMPORTED_MODULE_4__.Tokeniser(" = {}"));
+ };
+}
+
+
+/***/ }),
+/* 12 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Default": () => (/* binding */ Default)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class Default extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const assign = tokeniser.consume("=");
+ if (!assign) {
+ return null;
+ }
+ const def =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.const_value)(tokeniser) ||
+ tokeniser.consumeKind("string") ||
+ tokeniser.consume("null", "[", "{") ||
+ tokeniser.error("No value for default");
+ const expression = [def];
+ if (def.value === "[") {
+ const close =
+ tokeniser.consume("]") ||
+ tokeniser.error("Default sequence value must be empty");
+ expression.push(close);
+ } else if (def.value === "{") {
+ const close =
+ tokeniser.consume("}") ||
+ tokeniser.error("Default dictionary value must be empty");
+ expression.push(close);
+ }
+ return new Default({
+ source: tokeniser.source,
+ tokens: { assign },
+ expression,
+ });
+ }
+
+ constructor({ source, tokens, expression }) {
+ super({ source, tokens });
+ expression.parent = this;
+ Object.defineProperty(this, "expression", { value: expression });
+ }
+
+ get type() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.const_data)(this.expression[0]).type;
+ }
+ get value() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.const_data)(this.expression[0]).value;
+ }
+ get negative() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.const_data)(this.expression[0]).negative;
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.wrap([
+ w.token(this.tokens.assign),
+ ...this.expression.map((t) => w.token(t)),
+ ]);
+ }
+}
+
+
+/***/ }),
+/* 13 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Operation": () => (/* binding */ Operation)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(3);
+
+
+
+
+class Operation extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @typedef {import("../tokeniser.js").Token} Token
+ *
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {object} [options]
+ * @param {Token} [options.special]
+ * @param {Token} [options.regular]
+ */
+ static parse(tokeniser, { special, regular } = {}) {
+ const tokens = { special };
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(
+ new Operation({ source: tokeniser.source, tokens })
+ );
+ if (special && special.value === "stringifier") {
+ tokens.termination = tokeniser.consume(";");
+ if (tokens.termination) {
+ ret.arguments = [];
+ return ret;
+ }
+ }
+ if (!special && !regular) {
+ tokens.special = tokeniser.consume("getter", "setter", "deleter");
+ }
+ ret.idlType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.return_type)(tokeniser) || tokeniser.error("Missing return type");
+ tokens.name =
+ tokeniser.consumeKind("identifier") || tokeniser.consume("includes");
+ tokens.open =
+ tokeniser.consume("(") || tokeniser.error("Invalid operation");
+ ret.arguments = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.argument_list)(tokeniser);
+ tokens.close =
+ tokeniser.consume(")") || tokeniser.error("Unterminated operation");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated operation, expected `;`");
+ return ret.this;
+ }
+
+ get type() {
+ return "operation";
+ }
+ get name() {
+ const { name } = this.tokens;
+ if (!name) {
+ return "";
+ }
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(name.value);
+ }
+ get special() {
+ if (!this.tokens.special) {
+ return "";
+ }
+ return this.tokens.special.value;
+ }
+
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+ if (!this.name && ["", "static"].includes(this.special)) {
+ const message = `Regular or static operations must have both a return type and an identifier.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_2__.validationError)(this.tokens.open, this, "incomplete-op", message);
+ }
+ if (this.idlType) {
+ yield* this.idlType.validate(defs);
+ }
+ for (const argument of this.arguments) {
+ yield* argument.validate(defs);
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ const body = this.idlType
+ ? [
+ w.ts.type(this.idlType.write(w)),
+ w.name_token(this.tokens.name, { data: this, parent }),
+ w.token(this.tokens.open),
+ w.ts.wrap(this.arguments.map((arg) => arg.write(w))),
+ w.token(this.tokens.close),
+ ]
+ : [];
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ this.tokens.name
+ ? w.token(this.tokens.special)
+ : w.token(this.tokens.special, w.ts.nameless, { data: this, parent }),
+ ...body,
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 14 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Attribute": () => (/* binding */ Attribute)
+/* harmony export */ });
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3);
+/* harmony import */ var _validators_helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(7);
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(4);
+
+
+
+
+
+class Attribute extends _base_js__WEBPACK_IMPORTED_MODULE_2__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {object} [options]
+ * @param {import("../tokeniser.js").Token} [options.special]
+ * @param {boolean} [options.noInherit]
+ * @param {boolean} [options.readonly]
+ */
+ static parse(
+ tokeniser,
+ { special, noInherit = false, readonly = false } = {}
+ ) {
+ const start_position = tokeniser.position;
+ const tokens = { special };
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.autoParenter)(
+ new Attribute({ source: tokeniser.source, tokens })
+ );
+ if (!special && !noInherit) {
+ tokens.special = tokeniser.consume("inherit");
+ }
+ if (ret.special === "inherit" && tokeniser.probe("readonly")) {
+ tokeniser.error("Inherited attributes cannot be read-only");
+ }
+ tokens.readonly = tokeniser.consume("readonly");
+ if (readonly && !tokens.readonly && tokeniser.probe("attribute")) {
+ tokeniser.error("Attributes must be readonly in this context");
+ }
+ tokens.base = tokeniser.consume("attribute");
+ if (!tokens.base) {
+ tokeniser.unconsume(start_position);
+ return;
+ }
+ ret.idlType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.type_with_extended_attributes)(tokeniser, "attribute-type") ||
+ tokeniser.error("Attribute lacks a type");
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.consume("async", "required") ||
+ tokeniser.error("Attribute lacks a name");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated attribute, expected `;`");
+ return ret.this;
+ }
+
+ get type() {
+ return "attribute";
+ }
+ get special() {
+ if (!this.tokens.special) {
+ return "";
+ }
+ return this.tokens.special.value;
+ }
+ get readonly() {
+ return !!this.tokens.readonly;
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_3__.unescape)(this.tokens.name.value);
+ }
+
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+ yield* this.idlType.validate(defs);
+
+ switch (this.idlType.generic) {
+ case "sequence":
+ case "record": {
+ const message = `Attributes cannot accept ${this.idlType.generic} types.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.validationError)(
+ this.tokens.name,
+ this,
+ "attr-invalid-type",
+ message
+ );
+ break;
+ }
+ default: {
+ const { reference } =
+ (0,_validators_helpers_js__WEBPACK_IMPORTED_MODULE_1__.idlTypeIncludesDictionary)(this.idlType, defs) || {};
+ if (reference) {
+ const targetToken = (this.idlType.union ? reference : this.idlType)
+ .tokens.base;
+ const message = "Attributes cannot accept dictionary types.";
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.validationError)(
+ targetToken,
+ this,
+ "attr-invalid-type",
+ message
+ );
+ }
+ }
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.special),
+ w.token(this.tokens.readonly),
+ w.token(this.tokens.base),
+ w.ts.type(this.idlType.write(w)),
+ w.name_token(this.tokens.name, { data: this, parent }),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 15 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Enum": () => (/* binding */ Enum),
+/* harmony export */ "EnumValue": () => (/* binding */ EnumValue)
+/* harmony export */ });
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(4);
+/* harmony import */ var _token_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(10);
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(6);
+
+
+
+
+class EnumValue extends _token_js__WEBPACK_IMPORTED_MODULE_1__.WrappedToken {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const value = tokeniser.consumeKind("string");
+ if (value) {
+ return new EnumValue({ source: tokeniser.source, tokens: { value } });
+ }
+ }
+
+ get type() {
+ return "enum-value";
+ }
+ get value() {
+ return super.value.slice(1, -1);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ return w.ts.wrap([
+ w.ts.trivia(this.tokens.value.trivia),
+ w.ts.definition(
+ w.ts.wrap(['"', w.ts.name(this.value, { data: this, parent }), '"']),
+ { data: this, parent }
+ ),
+ w.token(this.tokens.separator),
+ ]);
+ }
+}
+
+class Enum extends _base_js__WEBPACK_IMPORTED_MODULE_2__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ /** @type {Base["tokens"]} */
+ const tokens = {};
+ tokens.base = tokeniser.consume("enum");
+ if (!tokens.base) {
+ return;
+ }
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("No name for enum");
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_0__.autoParenter)(new Enum({ source: tokeniser.source, tokens }));
+ tokeniser.current = ret.this;
+ tokens.open = tokeniser.consume("{") || tokeniser.error("Bodyless enum");
+ ret.values = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_0__.list)(tokeniser, {
+ parser: EnumValue.parse,
+ allowDangler: true,
+ listName: "enumeration",
+ });
+ if (tokeniser.probeKind("string")) {
+ tokeniser.error("No comma between enum values");
+ }
+ tokens.close =
+ tokeniser.consume("}") || tokeniser.error("Unexpected value in enum");
+ if (!ret.values.length) {
+ tokeniser.error("No value in enum");
+ }
+ tokens.termination =
+ tokeniser.consume(";") || tokeniser.error("No semicolon after enum");
+ return ret.this;
+ }
+
+ get type() {
+ return "enum";
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_0__.unescape)(this.tokens.name.value);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.base),
+ w.name_token(this.tokens.name, { data: this }),
+ w.token(this.tokens.open),
+ w.ts.wrap(this.values.map((v) => v.write(w))),
+ w.token(this.tokens.close),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this }
+ );
+ }
+}
+
+
+/***/ }),
+/* 16 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Includes": () => (/* binding */ Includes)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class Includes extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const target = tokeniser.consumeKind("identifier");
+ if (!target) {
+ return;
+ }
+ const tokens = { target };
+ tokens.includes = tokeniser.consume("includes");
+ if (!tokens.includes) {
+ tokeniser.unconsume(target.index);
+ return;
+ }
+ tokens.mixin =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Incomplete includes statement");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("No terminating ; for includes statement");
+ return new Includes({ source: tokeniser.source, tokens });
+ }
+
+ get type() {
+ return "includes";
+ }
+ get target() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.target.value);
+ }
+ get includes() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.mixin.value);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.reference_token(this.tokens.target, this),
+ w.token(this.tokens.includes),
+ w.reference_token(this.tokens.mixin, this),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this }
+ );
+ }
+}
+
+
+/***/ }),
+/* 17 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Typedef": () => (/* binding */ Typedef)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class Typedef extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ /** @type {Base["tokens"]} */
+ const tokens = {};
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(new Typedef({ source: tokeniser.source, tokens }));
+ tokens.base = tokeniser.consume("typedef");
+ if (!tokens.base) {
+ return;
+ }
+ ret.idlType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser, "typedef-type") ||
+ tokeniser.error("Typedef lacks a type");
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Typedef lacks a name");
+ tokeniser.current = ret.this;
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated typedef, expected `;`");
+ return ret.this;
+ }
+
+ get type() {
+ return "typedef";
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.name.value);
+ }
+
+ *validate(defs) {
+ yield* this.idlType.validate(defs);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.base),
+ w.ts.type(this.idlType.write(w)),
+ w.name_token(this.tokens.name, { data: this }),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this }
+ );
+ }
+}
+
+
+/***/ }),
+/* 18 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "CallbackFunction": () => (/* binding */ CallbackFunction)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class CallbackFunction extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser, base) {
+ const tokens = { base };
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(
+ new CallbackFunction({ source: tokeniser.source, tokens })
+ );
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Callback lacks a name");
+ tokeniser.current = ret.this;
+ tokens.assign =
+ tokeniser.consume("=") || tokeniser.error("Callback lacks an assignment");
+ ret.idlType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.return_type)(tokeniser) || tokeniser.error("Callback lacks a return type");
+ tokens.open =
+ tokeniser.consume("(") ||
+ tokeniser.error("Callback lacks parentheses for arguments");
+ ret.arguments = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.argument_list)(tokeniser);
+ tokens.close =
+ tokeniser.consume(")") || tokeniser.error("Unterminated callback");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated callback, expected `;`");
+ return ret.this;
+ }
+
+ get type() {
+ return "callback";
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.name.value);
+ }
+
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+ yield* this.idlType.validate(defs);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.base),
+ w.name_token(this.tokens.name, { data: this }),
+ w.token(this.tokens.assign),
+ w.ts.type(this.idlType.write(w)),
+ w.token(this.tokens.open),
+ ...this.arguments.map((arg) => arg.write(w)),
+ w.token(this.tokens.close),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this }
+ );
+ }
+}
+
+
+/***/ }),
+/* 19 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Interface": () => (/* binding */ Interface)
+/* harmony export */ });
+/* harmony import */ var _container_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
+/* harmony import */ var _attribute_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(14);
+/* harmony import */ var _operation_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(13);
+/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(21);
+/* harmony import */ var _iterable_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(22);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(4);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_6__ = __webpack_require__(3);
+/* harmony import */ var _validators_interface_js__WEBPACK_IMPORTED_MODULE_7__ = __webpack_require__(23);
+/* harmony import */ var _constructor_js__WEBPACK_IMPORTED_MODULE_8__ = __webpack_require__(24);
+/* harmony import */ var _tokeniser_js__WEBPACK_IMPORTED_MODULE_9__ = __webpack_require__(2);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_10__ = __webpack_require__(8);
+
+
+
+
+
+
+
+
+
+
+
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function static_member(tokeniser) {
+ const special = tokeniser.consume("static");
+ if (!special) return;
+ const member =
+ _attribute_js__WEBPACK_IMPORTED_MODULE_1__.Attribute.parse(tokeniser, { special }) ||
+ _operation_js__WEBPACK_IMPORTED_MODULE_2__.Operation.parse(tokeniser, { special }) ||
+ tokeniser.error("No body in static member");
+ return member;
+}
+
+class Interface extends _container_js__WEBPACK_IMPORTED_MODULE_0__.Container {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser, base, { partial = null } = {}) {
+ const tokens = { partial, base };
+ return _container_js__WEBPACK_IMPORTED_MODULE_0__.Container.parse(
+ tokeniser,
+ new Interface({ source: tokeniser.source, tokens }),
+ {
+ inheritable: !partial,
+ allowedMembers: [
+ [_constant_js__WEBPACK_IMPORTED_MODULE_3__.Constant.parse],
+ [_constructor_js__WEBPACK_IMPORTED_MODULE_8__.Constructor.parse],
+ [static_member],
+ [_helpers_js__WEBPACK_IMPORTED_MODULE_5__.stringifier],
+ [_iterable_js__WEBPACK_IMPORTED_MODULE_4__.IterableLike.parse],
+ [_attribute_js__WEBPACK_IMPORTED_MODULE_1__.Attribute.parse],
+ [_operation_js__WEBPACK_IMPORTED_MODULE_2__.Operation.parse],
+ ],
+ }
+ );
+ }
+
+ get type() {
+ return "interface";
+ }
+
+ *validate(defs) {
+ yield* this.extAttrs.validate(defs);
+ if (
+ !this.partial &&
+ this.extAttrs.every((extAttr) => extAttr.name !== "Exposed")
+ ) {
+ const message = `Interfaces must have \`[Exposed]\` extended attribute. \
+To fix, add, for example, \`[Exposed=Window]\`. Please also consider carefully \
+if your interface should also be exposed in a Worker scope. Refer to the \
+[WebIDL spec section on Exposed](https://heycam.github.io/webidl/#Exposed) \
+for more information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_6__.validationError)(
+ this.tokens.name,
+ this,
+ "require-exposed",
+ message,
+ {
+ autofix: (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.autofixAddExposedWindow)(this),
+ }
+ );
+ }
+ const oldConstructors = this.extAttrs.filter(
+ (extAttr) => extAttr.name === "Constructor"
+ );
+ for (const constructor of oldConstructors) {
+ const message = `Constructors should now be represented as a \`constructor()\` operation on the interface \
+instead of \`[Constructor]\` extended attribute. Refer to the \
+[WebIDL spec section on constructor operations](https://heycam.github.io/webidl/#idl-constructors) \
+for more information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_6__.validationError)(
+ constructor.tokens.name,
+ this,
+ "constructor-member",
+ message,
+ {
+ autofix: autofixConstructor(this, constructor),
+ }
+ );
+ }
+
+ const isGlobal = this.extAttrs.some((extAttr) => extAttr.name === "Global");
+ if (isGlobal) {
+ const factoryFunctions = this.extAttrs.filter(
+ (extAttr) => extAttr.name === "LegacyFactoryFunction"
+ );
+ for (const named of factoryFunctions) {
+ const message = `Interfaces marked as \`[Global]\` cannot have factory functions.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_6__.validationError)(
+ named.tokens.name,
+ this,
+ "no-constructible-global",
+ message
+ );
+ }
+
+ const constructors = this.members.filter(
+ (member) => member.type === "constructor"
+ );
+ for (const named of constructors) {
+ const message = `Interfaces marked as \`[Global]\` cannot have constructors.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_6__.validationError)(
+ named.tokens.base,
+ this,
+ "no-constructible-global",
+ message
+ );
+ }
+ }
+
+ yield* super.validate(defs);
+ if (!this.partial) {
+ yield* (0,_validators_interface_js__WEBPACK_IMPORTED_MODULE_7__.checkInterfaceMemberDuplication)(defs, this);
+ }
+ }
+}
+
+function autofixConstructor(interfaceDef, constructorExtAttr) {
+ interfaceDef = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.autoParenter)(interfaceDef);
+ return () => {
+ const indentation = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.getLastIndentation)(
+ interfaceDef.extAttrs.tokens.open.trivia
+ );
+ const memberIndent = interfaceDef.members.length
+ ? (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.getLastIndentation)((0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.getFirstToken)(interfaceDef.members[0]).trivia)
+ : (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.getMemberIndentation)(indentation);
+ const constructorOp = _constructor_js__WEBPACK_IMPORTED_MODULE_8__.Constructor.parse(
+ new _tokeniser_js__WEBPACK_IMPORTED_MODULE_9__.Tokeniser(`\n${memberIndent}constructor();`)
+ );
+ constructorOp.extAttrs = new _extended_attributes_js__WEBPACK_IMPORTED_MODULE_10__.ExtendedAttributes({
+ source: interfaceDef.source,
+ tokens: {},
+ });
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.autoParenter)(constructorOp).arguments = constructorExtAttr.arguments;
+
+ const existingIndex = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_5__.findLastIndex)(
+ interfaceDef.members,
+ (m) => m.type === "constructor"
+ );
+ interfaceDef.members.splice(existingIndex + 1, 0, constructorOp);
+
+ const { close } = interfaceDef.tokens;
+ if (!close.trivia.includes("\n")) {
+ close.trivia += `\n${indentation}`;
+ }
+
+ const { extAttrs } = interfaceDef;
+ const index = extAttrs.indexOf(constructorExtAttr);
+ const removed = extAttrs.splice(index, 1);
+ if (!extAttrs.length) {
+ extAttrs.tokens.open = extAttrs.tokens.close = undefined;
+ } else if (extAttrs.length === index) {
+ extAttrs[index - 1].tokens.separator = undefined;
+ } else if (!extAttrs[index].tokens.name.trivia.trim()) {
+ extAttrs[index].tokens.name.trivia = removed[0].tokens.name.trivia;
+ }
+ };
+}
+
+
+/***/ }),
+/* 20 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Container": () => (/* binding */ Container)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(8);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(4);
+
+
+
+
+/**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+function inheritance(tokeniser) {
+ const colon = tokeniser.consume(":");
+ if (!colon) {
+ return {};
+ }
+ const inheritance =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Inheritance lacks a type");
+ return { colon, inheritance };
+}
+
+class Container extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {*} instance TODO: This should be {T extends Container}, but see https://github.com/microsoft/TypeScript/issues/4628
+ * @param {*} args
+ */
+ static parse(tokeniser, instance, { inheritable, allowedMembers }) {
+ const { tokens, type } = instance;
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error(`Missing name in ${type}`);
+ tokeniser.current = instance;
+ instance = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.autoParenter)(instance);
+ if (inheritable) {
+ Object.assign(tokens, inheritance(tokeniser));
+ }
+ tokens.open = tokeniser.consume("{") || tokeniser.error(`Bodyless ${type}`);
+ instance.members = [];
+ while (true) {
+ tokens.close = tokeniser.consume("}");
+ if (tokens.close) {
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error(`Missing semicolon after ${type}`);
+ return instance.this;
+ }
+ const ea = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_1__.ExtendedAttributes.parse(tokeniser);
+ let mem;
+ for (const [parser, ...args] of allowedMembers) {
+ mem = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.autoParenter)(parser(tokeniser, ...args));
+ if (mem) {
+ break;
+ }
+ }
+ if (!mem) {
+ tokeniser.error("Unknown member");
+ }
+ mem.extAttrs = ea;
+ instance.members.push(mem.this);
+ }
+ }
+
+ get partial() {
+ return !!this.tokens.partial;
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.unescape)(this.tokens.name.value);
+ }
+ get inheritance() {
+ if (!this.tokens.inheritance) {
+ return null;
+ }
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.unescape)(this.tokens.inheritance.value);
+ }
+
+ *validate(defs) {
+ for (const member of this.members) {
+ if (member.validate) {
+ yield* member.validate(defs);
+ }
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const inheritance = () => {
+ if (!this.tokens.inheritance) {
+ return "";
+ }
+ return w.ts.wrap([
+ w.token(this.tokens.colon),
+ w.ts.trivia(this.tokens.inheritance.trivia),
+ w.ts.inheritance(
+ w.reference(this.tokens.inheritance.value, { context: this })
+ ),
+ ]);
+ };
+
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.callback),
+ w.token(this.tokens.partial),
+ w.token(this.tokens.base),
+ w.token(this.tokens.mixin),
+ w.name_token(this.tokens.name, { data: this }),
+ inheritance(),
+ w.token(this.tokens.open),
+ w.ts.wrap(this.members.map((m) => m.write(w))),
+ w.token(this.tokens.close),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this }
+ );
+ }
+}
+
+
+/***/ }),
+/* 21 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Constant": () => (/* binding */ Constant)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _type_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(5);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(4);
+
+
+
+
+class Constant extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ /** @type {Base["tokens"]} */
+ const tokens = {};
+ tokens.base = tokeniser.consume("const");
+ if (!tokens.base) {
+ return;
+ }
+ let idlType = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.primitive_type)(tokeniser);
+ if (!idlType) {
+ const base =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Const lacks a type");
+ idlType = new _type_js__WEBPACK_IMPORTED_MODULE_1__.Type({ source: tokeniser.source, tokens: { base } });
+ }
+ if (tokeniser.probe("?")) {
+ tokeniser.error("Unexpected nullable constant type");
+ }
+ idlType.type = "const-type";
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Const lacks a name");
+ tokens.assign =
+ tokeniser.consume("=") || tokeniser.error("Const lacks value assignment");
+ tokens.value =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.const_value)(tokeniser) || tokeniser.error("Const lacks a value");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated const, expected `;`");
+ const ret = new Constant({ source: tokeniser.source, tokens });
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.autoParenter)(ret).idlType = idlType;
+ return ret;
+ }
+
+ get type() {
+ return "const";
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.unescape)(this.tokens.name.value);
+ }
+ get value() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_2__.const_data)(this.tokens.value);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.base),
+ w.ts.type(this.idlType.write(w)),
+ w.name_token(this.tokens.name, { data: this, parent }),
+ w.token(this.tokens.assign),
+ w.token(this.tokens.value),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 22 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "IterableLike": () => (/* binding */ IterableLike)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class IterableLike extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const start_position = tokeniser.position;
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(
+ new IterableLike({ source: tokeniser.source, tokens: {} })
+ );
+ const { tokens } = ret;
+ tokens.readonly = tokeniser.consume("readonly");
+ if (!tokens.readonly) {
+ tokens.async = tokeniser.consume("async");
+ }
+ tokens.base = tokens.readonly
+ ? tokeniser.consume("maplike", "setlike")
+ : tokens.async
+ ? tokeniser.consume("iterable")
+ : tokeniser.consume("iterable", "maplike", "setlike");
+ if (!tokens.base) {
+ tokeniser.unconsume(start_position);
+ return;
+ }
+
+ const { type } = ret;
+ const secondTypeRequired = type === "maplike";
+ const secondTypeAllowed = secondTypeRequired || type === "iterable";
+ const argumentAllowed = ret.async && type === "iterable";
+
+ tokens.open =
+ tokeniser.consume("<") ||
+ tokeniser.error(`Missing less-than sign \`<\` in ${type} declaration`);
+ const first =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser) ||
+ tokeniser.error(`Missing a type argument in ${type} declaration`);
+ ret.idlType = [first];
+ ret.arguments = [];
+
+ if (secondTypeAllowed) {
+ first.tokens.separator = tokeniser.consume(",");
+ if (first.tokens.separator) {
+ ret.idlType.push((0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser));
+ } else if (secondTypeRequired) {
+ tokeniser.error(`Missing second type argument in ${type} declaration`);
+ }
+ }
+
+ tokens.close =
+ tokeniser.consume(">") ||
+ tokeniser.error(`Missing greater-than sign \`>\` in ${type} declaration`);
+
+ if (tokeniser.probe("(")) {
+ if (argumentAllowed) {
+ tokens.argsOpen = tokeniser.consume("(");
+ ret.arguments.push(...(0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.argument_list)(tokeniser));
+ tokens.argsClose =
+ tokeniser.consume(")") ||
+ tokeniser.error("Unterminated async iterable argument list");
+ } else {
+ tokeniser.error(`Arguments are only allowed for \`async iterable\``);
+ }
+ }
+
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error(`Missing semicolon after ${type} declaration`);
+
+ return ret.this;
+ }
+
+ get type() {
+ return this.tokens.base.value;
+ }
+ get readonly() {
+ return !!this.tokens.readonly;
+ }
+ get async() {
+ return !!this.tokens.async;
+ }
+
+ *validate(defs) {
+ for (const type of this.idlType) {
+ yield* type.validate(defs);
+ }
+ for (const argument of this.arguments) {
+ yield* argument.validate(defs);
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.readonly),
+ w.token(this.tokens.async),
+ w.token(this.tokens.base, w.ts.generic),
+ w.token(this.tokens.open),
+ w.ts.wrap(this.idlType.map((t) => t.write(w))),
+ w.token(this.tokens.close),
+ w.token(this.tokens.argsOpen),
+ w.ts.wrap(this.arguments.map((arg) => arg.write(w))),
+ w.token(this.tokens.argsClose),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent: this.parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 23 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "checkInterfaceMemberDuplication": () => (/* binding */ checkInterfaceMemberDuplication)
+/* harmony export */ });
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3);
+
+
+/**
+ * @param {import("../validator.js").Definitions} defs
+ * @param {import("../productions/container.js").Container} i
+ */
+function* checkInterfaceMemberDuplication(defs, i) {
+ const opNames = groupOperationNames(i);
+ const partials = defs.partials.get(i.name) || [];
+ const mixins = defs.mixinMap.get(i.name) || [];
+ for (const ext of [...partials, ...mixins]) {
+ const additions = getOperations(ext);
+ const statics = additions.filter((a) => a.special === "static");
+ const nonstatics = additions.filter((a) => a.special !== "static");
+ yield* checkAdditions(statics, opNames.statics, ext, i);
+ yield* checkAdditions(nonstatics, opNames.nonstatics, ext, i);
+ statics.forEach((op) => opNames.statics.add(op.name));
+ nonstatics.forEach((op) => opNames.nonstatics.add(op.name));
+ }
+
+ /**
+ * @param {import("../productions/operation.js").Operation[]} additions
+ * @param {Set<string>} existings
+ * @param {import("../productions/container.js").Container} ext
+ * @param {import("../productions/container.js").Container} base
+ */
+ function* checkAdditions(additions, existings, ext, base) {
+ for (const addition of additions) {
+ const { name } = addition;
+ if (name && existings.has(name)) {
+ const isStatic = addition.special === "static" ? "static " : "";
+ const message = `The ${isStatic}operation "${name}" has already been defined for the base interface "${base.name}" either in itself or in a mixin`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.validationError)(
+ addition.tokens.name,
+ ext,
+ "no-cross-overload",
+ message
+ );
+ }
+ }
+ }
+
+ /**
+ * @param {import("../productions/container.js").Container} i
+ * @returns {import("../productions/operation.js").Operation[]}
+ */
+ function getOperations(i) {
+ return i.members.filter(({ type }) => type === "operation");
+ }
+
+ /**
+ * @param {import("../productions/container.js").Container} i
+ */
+ function groupOperationNames(i) {
+ const ops = getOperations(i);
+ return {
+ statics: new Set(
+ ops.filter((op) => op.special === "static").map((op) => op.name)
+ ),
+ nonstatics: new Set(
+ ops.filter((op) => op.special !== "static").map((op) => op.name)
+ ),
+ };
+ }
+}
+
+
+/***/ }),
+/* 24 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Constructor": () => (/* binding */ Constructor)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+
+
+
+class Constructor extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ const base = tokeniser.consume("constructor");
+ if (!base) {
+ return;
+ }
+ /** @type {Base["tokens"]} */
+ const tokens = { base };
+ tokens.open =
+ tokeniser.consume("(") ||
+ tokeniser.error("No argument list in constructor");
+ const args = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.argument_list)(tokeniser);
+ tokens.close =
+ tokeniser.consume(")") || tokeniser.error("Unterminated constructor");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("No semicolon after constructor");
+ const ret = new Constructor({ source: tokeniser.source, tokens });
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(ret).arguments = args;
+ return ret;
+ }
+
+ get type() {
+ return "constructor";
+ }
+
+ *validate(defs) {
+ for (const argument of this.arguments) {
+ yield* argument.validate(defs);
+ }
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.base, w.ts.nameless, { data: this, parent }),
+ w.token(this.tokens.open),
+ w.ts.wrap(this.arguments.map((arg) => arg.write(w))),
+ w.token(this.tokens.close),
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 25 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Mixin": () => (/* binding */ Mixin)
+/* harmony export */ });
+/* harmony import */ var _container_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
+/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(21);
+/* harmony import */ var _attribute_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(14);
+/* harmony import */ var _operation_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(13);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(4);
+
+
+
+
+
+
+class Mixin extends _container_js__WEBPACK_IMPORTED_MODULE_0__.Container {
+ /**
+ * @typedef {import("../tokeniser.js").Token} Token
+ *
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {Token} base
+ * @param {object} [options]
+ * @param {Token} [options.partial]
+ */
+ static parse(tokeniser, base, { partial } = {}) {
+ const tokens = { partial, base };
+ tokens.mixin = tokeniser.consume("mixin");
+ if (!tokens.mixin) {
+ return;
+ }
+ return _container_js__WEBPACK_IMPORTED_MODULE_0__.Container.parse(
+ tokeniser,
+ new Mixin({ source: tokeniser.source, tokens }),
+ {
+ allowedMembers: [
+ [_constant_js__WEBPACK_IMPORTED_MODULE_1__.Constant.parse],
+ [_helpers_js__WEBPACK_IMPORTED_MODULE_4__.stringifier],
+ [_attribute_js__WEBPACK_IMPORTED_MODULE_2__.Attribute.parse, { noInherit: true }],
+ [_operation_js__WEBPACK_IMPORTED_MODULE_3__.Operation.parse, { regular: true }],
+ ],
+ }
+ );
+ }
+
+ get type() {
+ return "interface mixin";
+ }
+}
+
+
+/***/ }),
+/* 26 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Dictionary": () => (/* binding */ Dictionary)
+/* harmony export */ });
+/* harmony import */ var _container_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
+/* harmony import */ var _field_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(27);
+
+
+
+class Dictionary extends _container_js__WEBPACK_IMPORTED_MODULE_0__.Container {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {object} [options]
+ * @param {import("../tokeniser.js").Token} [options.partial]
+ */
+ static parse(tokeniser, { partial } = {}) {
+ const tokens = { partial };
+ tokens.base = tokeniser.consume("dictionary");
+ if (!tokens.base) {
+ return;
+ }
+ return _container_js__WEBPACK_IMPORTED_MODULE_0__.Container.parse(
+ tokeniser,
+ new Dictionary({ source: tokeniser.source, tokens }),
+ {
+ inheritable: !partial,
+ allowedMembers: [[_field_js__WEBPACK_IMPORTED_MODULE_1__.Field.parse]],
+ }
+ );
+ }
+
+ get type() {
+ return "dictionary";
+ }
+}
+
+
+/***/ }),
+/* 27 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Field": () => (/* binding */ Field)
+/* harmony export */ });
+/* harmony import */ var _base_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(6);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(4);
+/* harmony import */ var _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(8);
+/* harmony import */ var _default_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(12);
+
+
+
+
+
+class Field extends _base_js__WEBPACK_IMPORTED_MODULE_0__.Base {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser) {
+ /** @type {Base["tokens"]} */
+ const tokens = {};
+ const ret = (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.autoParenter)(new Field({ source: tokeniser.source, tokens }));
+ ret.extAttrs = _extended_attributes_js__WEBPACK_IMPORTED_MODULE_2__.ExtendedAttributes.parse(tokeniser);
+ tokens.required = tokeniser.consume("required");
+ ret.idlType =
+ (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.type_with_extended_attributes)(tokeniser, "dictionary-type") ||
+ tokeniser.error("Dictionary member lacks a type");
+ tokens.name =
+ tokeniser.consumeKind("identifier") ||
+ tokeniser.error("Dictionary member lacks a name");
+ ret.default = _default_js__WEBPACK_IMPORTED_MODULE_3__.Default.parse(tokeniser);
+ if (tokens.required && ret.default)
+ tokeniser.error("Required member must not have a default");
+ tokens.termination =
+ tokeniser.consume(";") ||
+ tokeniser.error("Unterminated dictionary member, expected `;`");
+ return ret.this;
+ }
+
+ get type() {
+ return "field";
+ }
+ get name() {
+ return (0,_helpers_js__WEBPACK_IMPORTED_MODULE_1__.unescape)(this.tokens.name.value);
+ }
+ get required() {
+ return !!this.tokens.required;
+ }
+
+ *validate(defs) {
+ yield* this.idlType.validate(defs);
+ }
+
+ /** @param {import("../writer.js").Writer} w */
+ write(w) {
+ const { parent } = this;
+ return w.ts.definition(
+ w.ts.wrap([
+ this.extAttrs.write(w),
+ w.token(this.tokens.required),
+ w.ts.type(this.idlType.write(w)),
+ w.name_token(this.tokens.name, { data: this, parent }),
+ this.default ? this.default.write(w) : "",
+ w.token(this.tokens.termination),
+ ]),
+ { data: this, parent }
+ );
+ }
+}
+
+
+/***/ }),
+/* 28 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Namespace": () => (/* binding */ Namespace)
+/* harmony export */ });
+/* harmony import */ var _container_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
+/* harmony import */ var _attribute_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(14);
+/* harmony import */ var _operation_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(13);
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(3);
+/* harmony import */ var _helpers_js__WEBPACK_IMPORTED_MODULE_4__ = __webpack_require__(4);
+/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_5__ = __webpack_require__(21);
+
+
+
+
+
+
+
+class Namespace extends _container_js__WEBPACK_IMPORTED_MODULE_0__.Container {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ * @param {object} [options]
+ * @param {import("../tokeniser.js").Token} [options.partial]
+ */
+ static parse(tokeniser, { partial } = {}) {
+ const tokens = { partial };
+ tokens.base = tokeniser.consume("namespace");
+ if (!tokens.base) {
+ return;
+ }
+ return _container_js__WEBPACK_IMPORTED_MODULE_0__.Container.parse(
+ tokeniser,
+ new Namespace({ source: tokeniser.source, tokens }),
+ {
+ allowedMembers: [
+ [_attribute_js__WEBPACK_IMPORTED_MODULE_1__.Attribute.parse, { noInherit: true, readonly: true }],
+ [_constant_js__WEBPACK_IMPORTED_MODULE_5__.Constant.parse],
+ [_operation_js__WEBPACK_IMPORTED_MODULE_2__.Operation.parse, { regular: true }],
+ ],
+ }
+ );
+ }
+
+ get type() {
+ return "namespace";
+ }
+
+ *validate(defs) {
+ if (
+ !this.partial &&
+ this.extAttrs.every((extAttr) => extAttr.name !== "Exposed")
+ ) {
+ const message = `Namespaces must have [Exposed] extended attribute. \
+To fix, add, for example, [Exposed=Window]. Please also consider carefully \
+if your namespace should also be exposed in a Worker scope. Refer to the \
+[WebIDL spec section on Exposed](https://heycam.github.io/webidl/#Exposed) \
+for more information.`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_3__.validationError)(
+ this.tokens.name,
+ this,
+ "require-exposed",
+ message,
+ {
+ autofix: (0,_helpers_js__WEBPACK_IMPORTED_MODULE_4__.autofixAddExposedWindow)(this),
+ }
+ );
+ }
+ yield* super.validate(defs);
+ }
+}
+
+
+/***/ }),
+/* 29 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "CallbackInterface": () => (/* binding */ CallbackInterface)
+/* harmony export */ });
+/* harmony import */ var _container_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(20);
+/* harmony import */ var _operation_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(13);
+/* harmony import */ var _constant_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(21);
+
+
+
+
+class CallbackInterface extends _container_js__WEBPACK_IMPORTED_MODULE_0__.Container {
+ /**
+ * @param {import("../tokeniser.js").Tokeniser} tokeniser
+ */
+ static parse(tokeniser, callback, { partial = null } = {}) {
+ const tokens = { callback };
+ tokens.base = tokeniser.consume("interface");
+ if (!tokens.base) {
+ return;
+ }
+ return _container_js__WEBPACK_IMPORTED_MODULE_0__.Container.parse(
+ tokeniser,
+ new CallbackInterface({ source: tokeniser.source, tokens }),
+ {
+ inheritable: !partial,
+ allowedMembers: [
+ [_constant_js__WEBPACK_IMPORTED_MODULE_2__.Constant.parse],
+ [_operation_js__WEBPACK_IMPORTED_MODULE_1__.Operation.parse, { regular: true }],
+ ],
+ }
+ );
+ }
+
+ get type() {
+ return "callback interface";
+ }
+}
+
+
+/***/ }),
+/* 30 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "Writer": () => (/* binding */ Writer),
+/* harmony export */ "write": () => (/* binding */ write)
+/* harmony export */ });
+function noop(arg) {
+ return arg;
+}
+
+const templates = {
+ wrap: (items) => items.join(""),
+ trivia: noop,
+ name: noop,
+ reference: noop,
+ type: noop,
+ generic: noop,
+ nameless: noop,
+ inheritance: noop,
+ definition: noop,
+ extendedAttribute: noop,
+ extendedAttributeReference: noop,
+};
+
+class Writer {
+ constructor(ts) {
+ this.ts = Object.assign({}, templates, ts);
+ }
+
+ /**
+ * @param {string} raw
+ * @param {object} options
+ * @param {string} [options.unescaped]
+ * @param {import("./productions/base.js").Base} [options.context]
+ * @returns
+ */
+ reference(raw, { unescaped, context }) {
+ if (!unescaped) {
+ unescaped = raw.startsWith("_") ? raw.slice(1) : raw;
+ }
+ return this.ts.reference(raw, unescaped, context);
+ }
+
+ /**
+ * @param {import("./tokeniser.js").Token} t
+ * @param {Function} wrapper
+ * @param {...any} args
+ * @returns
+ */
+ token(t, wrapper = noop, ...args) {
+ if (!t) {
+ return "";
+ }
+ const value = wrapper(t.value, ...args);
+ return this.ts.wrap([this.ts.trivia(t.trivia), value]);
+ }
+
+ reference_token(t, context) {
+ return this.token(t, this.reference.bind(this), { context });
+ }
+
+ name_token(t, arg) {
+ return this.token(t, this.ts.name, arg);
+ }
+
+ identifier(id, context) {
+ return this.ts.wrap([
+ this.reference_token(id.tokens.value, context),
+ this.token(id.tokens.separator),
+ ]);
+ }
+}
+
+function write(ast, { templates: ts = templates } = {}) {
+ ts = Object.assign({}, templates, ts);
+
+ const w = new Writer(ts);
+
+ return ts.wrap(ast.map((it) => it.write(w)));
+}
+
+
+/***/ }),
+/* 31 */
+/***/ ((__unused_webpack___webpack_module__, __webpack_exports__, __webpack_require__) => {
+
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "validate": () => (/* binding */ validate)
+/* harmony export */ });
+/* harmony import */ var _error_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3);
+
+
+function getMixinMap(all, unique) {
+ const map = new Map();
+ const includes = all.filter((def) => def.type === "includes");
+ for (const include of includes) {
+ const mixin = unique.get(include.includes);
+ if (!mixin) {
+ continue;
+ }
+ const array = map.get(include.target);
+ if (array) {
+ array.push(mixin);
+ } else {
+ map.set(include.target, [mixin]);
+ }
+ }
+ return map;
+}
+
+/**
+ * @typedef {ReturnType<typeof groupDefinitions>} Definitions
+ */
+function groupDefinitions(all) {
+ const unique = new Map();
+ const duplicates = new Set();
+ const partials = new Map();
+ for (const def of all) {
+ if (def.partial) {
+ const array = partials.get(def.name);
+ if (array) {
+ array.push(def);
+ } else {
+ partials.set(def.name, [def]);
+ }
+ continue;
+ }
+ if (!def.name) {
+ continue;
+ }
+ if (!unique.has(def.name)) {
+ unique.set(def.name, def);
+ } else {
+ duplicates.add(def);
+ }
+ }
+ return {
+ all,
+ unique,
+ partials,
+ duplicates,
+ mixinMap: getMixinMap(all, unique),
+ cache: {
+ typedefIncludesDictionary: new WeakMap(),
+ dictionaryIncludesRequiredField: new WeakMap(),
+ },
+ };
+}
+
+function* checkDuplicatedNames({ unique, duplicates }) {
+ for (const dup of duplicates) {
+ const { name } = dup;
+ const message = `The name "${name}" of type "${
+ unique.get(name).type
+ }" was already seen`;
+ yield (0,_error_js__WEBPACK_IMPORTED_MODULE_0__.validationError)(dup.tokens.name, dup, "no-duplicate", message);
+ }
+}
+
+function* validateIterable(ast) {
+ const defs = groupDefinitions(ast);
+ for (const def of defs.all) {
+ if (def.validate) {
+ yield* def.validate(defs);
+ }
+ }
+ yield* checkDuplicatedNames(defs);
+}
+
+// Remove this once all of our support targets expose `.flat()` by default
+function flatten(array) {
+ if (array.flat) {
+ return array.flat();
+ }
+ return [].concat(...array);
+}
+
+/**
+ * @param {import("./productions/base.js").Base[]} ast
+ * @return {import("./error.js").WebIDLErrorData[]} validation errors
+ */
+function validate(ast) {
+ return [...validateIterable(flatten(ast))];
+}
+
+
+/***/ })
+/******/ ]);
+/************************************************************************/
+/******/ // The module cache
+/******/ var __webpack_module_cache__ = {};
+/******/
+/******/ // The require function
+/******/ function __webpack_require__(moduleId) {
+/******/ // Check if module is in cache
+/******/ var cachedModule = __webpack_module_cache__[moduleId];
+/******/ if (cachedModule !== undefined) {
+/******/ return cachedModule.exports;
+/******/ }
+/******/ // Create a new module (and put it into the cache)
+/******/ var module = __webpack_module_cache__[moduleId] = {
+/******/ // no module.id needed
+/******/ // no module.loaded needed
+/******/ exports: {}
+/******/ };
+/******/
+/******/ // Execute the module function
+/******/ __webpack_modules__[moduleId](module, module.exports, __webpack_require__);
+/******/
+/******/ // Return the exports of the module
+/******/ return module.exports;
+/******/ }
+/******/
+/************************************************************************/
+/******/ /* webpack/runtime/define property getters */
+/******/ (() => {
+/******/ // define getter functions for harmony exports
+/******/ __webpack_require__.d = (exports, definition) => {
+/******/ for(var key in definition) {
+/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) {
+/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] });
+/******/ }
+/******/ }
+/******/ };
+/******/ })();
+/******/
+/******/ /* webpack/runtime/hasOwnProperty shorthand */
+/******/ (() => {
+/******/ __webpack_require__.o = (obj, prop) => (Object.prototype.hasOwnProperty.call(obj, prop))
+/******/ })();
+/******/
+/******/ /* webpack/runtime/make namespace object */
+/******/ (() => {
+/******/ // define __esModule on exports
+/******/ __webpack_require__.r = (exports) => {
+/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
+/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+/******/ }
+/******/ Object.defineProperty(exports, '__esModule', { value: true });
+/******/ };
+/******/ })();
+/******/
+/************************************************************************/
+var __webpack_exports__ = {};
+// This entry need to be wrapped in an IIFE because it need to be isolated against other modules in the chunk.
+(() => {
+__webpack_require__.r(__webpack_exports__);
+/* harmony export */ __webpack_require__.d(__webpack_exports__, {
+/* harmony export */ "WebIDLParseError": () => (/* reexport safe */ _lib_tokeniser_js__WEBPACK_IMPORTED_MODULE_3__.WebIDLParseError),
+/* harmony export */ "parse": () => (/* reexport safe */ _lib_webidl2_js__WEBPACK_IMPORTED_MODULE_0__.parse),
+/* harmony export */ "validate": () => (/* reexport safe */ _lib_validator_js__WEBPACK_IMPORTED_MODULE_2__.validate),
+/* harmony export */ "write": () => (/* reexport safe */ _lib_writer_js__WEBPACK_IMPORTED_MODULE_1__.write)
+/* harmony export */ });
+/* harmony import */ var _lib_webidl2_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(1);
+/* harmony import */ var _lib_writer_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(30);
+/* harmony import */ var _lib_validator_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(31);
+/* harmony import */ var _lib_tokeniser_js__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(2);
+
+
+
+
+
+})();
+
+/******/ return __webpack_exports__;
+/******/ })()
+;
+});
+//# sourceMappingURL=webidl2.js.map \ No newline at end of file