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pdfjs-dist

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Generic build of Mozilla's PDF.js library.

1,822 lines (1,318 loc) • 377 kB
/** * @licstart The following is the entire license notice for the * JavaScript code in this page * * Copyright 2024 Mozilla Foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * @licend The above is the entire license notice for the * JavaScript code in this page */ /******/ var __webpack_modules__ = ({ /***/ 34: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isCallable = __webpack_require__(4901); module.exports = function (it) { return typeof it == 'object' ? it !== null : isCallable(it); }; /***/ }), /***/ 81: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var call = __webpack_require__(9565); var aCallable = __webpack_require__(9306); var anObject = __webpack_require__(8551); var tryToString = __webpack_require__(6823); var getIteratorMethod = __webpack_require__(851); var $TypeError = TypeError; module.exports = function (argument, usingIterator) { var iteratorMethod = arguments.length < 2 ? getIteratorMethod(argument) : usingIterator; if (aCallable(iteratorMethod)) return anObject(call(iteratorMethod, argument)); throw new $TypeError(tryToString(argument) + ' is not iterable'); }; /***/ }), /***/ 283: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); var fails = __webpack_require__(9039); var isCallable = __webpack_require__(4901); var hasOwn = __webpack_require__(9297); var DESCRIPTORS = __webpack_require__(3724); var CONFIGURABLE_FUNCTION_NAME = (__webpack_require__(350).CONFIGURABLE); var inspectSource = __webpack_require__(3706); var InternalStateModule = __webpack_require__(1181); var enforceInternalState = InternalStateModule.enforce; var getInternalState = InternalStateModule.get; var $String = String; // eslint-disable-next-line es/no-object-defineproperty -- safe var defineProperty = Object.defineProperty; var stringSlice = uncurryThis(''.slice); var replace = uncurryThis(''.replace); var join = uncurryThis([].join); var CONFIGURABLE_LENGTH = DESCRIPTORS && !fails(function () { return defineProperty(function () { /* empty */ }, 'length', { value: 8 }).length !== 8; }); var TEMPLATE = String(String).split('String'); var makeBuiltIn = module.exports = function (value, name, options) { if (stringSlice($String(name), 0, 7) === 'Symbol(') { name = '[' + replace($String(name), /^Symbol\(([^)]*)\).*$/, '$1') + ']'; } if (options && options.getter) name = 'get ' + name; if (options && options.setter) name = 'set ' + name; if (!hasOwn(value, 'name') || (CONFIGURABLE_FUNCTION_NAME && value.name !== name)) { if (DESCRIPTORS) defineProperty(value, 'name', { value: name, configurable: true }); else value.name = name; } if (CONFIGURABLE_LENGTH && options && hasOwn(options, 'arity') && value.length !== options.arity) { defineProperty(value, 'length', { value: options.arity }); } try { if (options && hasOwn(options, 'constructor') && options.constructor) { if (DESCRIPTORS) defineProperty(value, 'prototype', { writable: false }); // in V8 ~ Chrome 53, prototypes of some methods, like `Array.prototype.values`, are non-writable } else if (value.prototype) value.prototype = undefined; } catch (error) { /* empty */ } var state = enforceInternalState(value); if (!hasOwn(state, 'source')) { state.source = join(TEMPLATE, typeof name == 'string' ? name : ''); } return value; }; // add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative // eslint-disable-next-line no-extend-native -- required Function.prototype.toString = makeBuiltIn(function toString() { return isCallable(this) && getInternalState(this).source || inspectSource(this); }, 'toString'); /***/ }), /***/ 350: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var DESCRIPTORS = __webpack_require__(3724); var hasOwn = __webpack_require__(9297); var FunctionPrototype = Function.prototype; // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe var getDescriptor = DESCRIPTORS && Object.getOwnPropertyDescriptor; var EXISTS = hasOwn(FunctionPrototype, 'name'); // additional protection from minified / mangled / dropped function names var PROPER = EXISTS && (function something() { /* empty */ }).name === 'something'; var CONFIGURABLE = EXISTS && (!DESCRIPTORS || (DESCRIPTORS && getDescriptor(FunctionPrototype, 'name').configurable)); module.exports = { EXISTS: EXISTS, PROPER: PROPER, CONFIGURABLE: CONFIGURABLE }; /***/ }), /***/ 397: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var getBuiltIn = __webpack_require__(7751); module.exports = getBuiltIn('document', 'documentElement'); /***/ }), /***/ 421: /***/ ((module) => { module.exports = {}; /***/ }), /***/ 507: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var call = __webpack_require__(9565); module.exports = function (record, fn, ITERATOR_INSTEAD_OF_RECORD) { var iterator = ITERATOR_INSTEAD_OF_RECORD ? record : record.iterator; var next = record.next; var step, result; while (!(step = call(next, iterator)).done) { result = fn(step.value); if (result !== undefined) return result; } }; /***/ }), /***/ 616: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var fails = __webpack_require__(9039); module.exports = !fails(function () { // eslint-disable-next-line es/no-function-prototype-bind -- safe var test = (function () { /* empty */ }).bind(); // eslint-disable-next-line no-prototype-builtins -- safe return typeof test != 'function' || test.hasOwnProperty('prototype'); }); /***/ }), /***/ 655: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var classof = __webpack_require__(6955); var $String = String; module.exports = function (argument) { if (classof(argument) === 'Symbol') throw new TypeError('Cannot convert a Symbol value to a string'); return $String(argument); }; /***/ }), /***/ 679: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isPrototypeOf = __webpack_require__(1625); var $TypeError = TypeError; module.exports = function (it, Prototype) { if (isPrototypeOf(Prototype, it)) return it; throw new $TypeError('Incorrect invocation'); }; /***/ }), /***/ 713: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var call = __webpack_require__(9565); var aCallable = __webpack_require__(9306); var anObject = __webpack_require__(8551); var getIteratorDirect = __webpack_require__(1767); var createIteratorProxy = __webpack_require__(9462); var callWithSafeIterationClosing = __webpack_require__(6319); var IteratorProxy = createIteratorProxy(function () { var iterator = this.iterator; var result = anObject(call(this.next, iterator)); var done = this.done = !!result.done; if (!done) return callWithSafeIterationClosing(iterator, this.mapper, [result.value, this.counter++], true); }); // `Iterator.prototype.map` method // https://github.com/tc39/proposal-iterator-helpers module.exports = function map(mapper) { anObject(this); aCallable(mapper); return new IteratorProxy(getIteratorDirect(this), { mapper: mapper }); }; /***/ }), /***/ 741: /***/ ((module) => { var ceil = Math.ceil; var floor = Math.floor; // `Math.trunc` method // https://tc39.es/ecma262/#sec-math.trunc // eslint-disable-next-line es/no-math-trunc -- safe module.exports = Math.trunc || function trunc(x) { var n = +x; return (n > 0 ? floor : ceil)(n); }; /***/ }), /***/ 757: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var getBuiltIn = __webpack_require__(7751); var isCallable = __webpack_require__(4901); var isPrototypeOf = __webpack_require__(1625); var USE_SYMBOL_AS_UID = __webpack_require__(7040); var $Object = Object; module.exports = USE_SYMBOL_AS_UID ? function (it) { return typeof it == 'symbol'; } : function (it) { var $Symbol = getBuiltIn('Symbol'); return isCallable($Symbol) && isPrototypeOf($Symbol.prototype, $Object(it)); }; /***/ }), /***/ 851: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var classof = __webpack_require__(6955); var getMethod = __webpack_require__(5966); var isNullOrUndefined = __webpack_require__(4117); var Iterators = __webpack_require__(6269); var wellKnownSymbol = __webpack_require__(8227); var ITERATOR = wellKnownSymbol('iterator'); module.exports = function (it) { if (!isNullOrUndefined(it)) return getMethod(it, ITERATOR) || getMethod(it, '@@iterator') || Iterators[classof(it)]; }; /***/ }), /***/ 944: /***/ ((module) => { var $TypeError = TypeError; module.exports = function (options) { var alphabet = options && options.alphabet; if (alphabet === undefined || alphabet === 'base64' || alphabet === 'base64url') return alphabet || 'base64'; throw new $TypeError('Incorrect `alphabet` option'); }; /***/ }), /***/ 1072: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var internalObjectKeys = __webpack_require__(1828); var enumBugKeys = __webpack_require__(8727); // `Object.keys` method // https://tc39.es/ecma262/#sec-object.keys // eslint-disable-next-line es/no-object-keys -- safe module.exports = Object.keys || function keys(O) { return internalObjectKeys(O, enumBugKeys); }; /***/ }), /***/ 1103: /***/ ((module) => { module.exports = function (exec) { try { return { error: false, value: exec() }; } catch (error) { return { error: true, value: error }; } }; /***/ }), /***/ 1148: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var iterate = __webpack_require__(2652); var aCallable = __webpack_require__(9306); var anObject = __webpack_require__(8551); var getIteratorDirect = __webpack_require__(1767); // `Iterator.prototype.every` method // https://tc39.es/ecma262/#sec-iterator.prototype.every $({ target: 'Iterator', proto: true, real: true }, { every: function every(predicate) { anObject(this); aCallable(predicate); var record = getIteratorDirect(this); var counter = 0; return !iterate(record, function (value, stop) { if (!predicate(value, counter++)) return stop(); }, { IS_RECORD: true, INTERRUPTED: true }).stopped; } }); /***/ }), /***/ 1181: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var NATIVE_WEAK_MAP = __webpack_require__(8622); var globalThis = __webpack_require__(4576); var isObject = __webpack_require__(34); var createNonEnumerableProperty = __webpack_require__(6699); var hasOwn = __webpack_require__(9297); var shared = __webpack_require__(7629); var sharedKey = __webpack_require__(6119); var hiddenKeys = __webpack_require__(421); var OBJECT_ALREADY_INITIALIZED = 'Object already initialized'; var TypeError = globalThis.TypeError; var WeakMap = globalThis.WeakMap; var set, get, has; var enforce = function (it) { return has(it) ? get(it) : set(it, {}); }; var getterFor = function (TYPE) { return function (it) { var state; if (!isObject(it) || (state = get(it)).type !== TYPE) { throw new TypeError('Incompatible receiver, ' + TYPE + ' required'); } return state; }; }; if (NATIVE_WEAK_MAP || shared.state) { var store = shared.state || (shared.state = new WeakMap()); /* eslint-disable no-self-assign -- prototype methods protection */ store.get = store.get; store.has = store.has; store.set = store.set; /* eslint-enable no-self-assign -- prototype methods protection */ set = function (it, metadata) { if (store.has(it)) throw new TypeError(OBJECT_ALREADY_INITIALIZED); metadata.facade = it; store.set(it, metadata); return metadata; }; get = function (it) { return store.get(it) || {}; }; has = function (it) { return store.has(it); }; } else { var STATE = sharedKey('state'); hiddenKeys[STATE] = true; set = function (it, metadata) { if (hasOwn(it, STATE)) throw new TypeError(OBJECT_ALREADY_INITIALIZED); metadata.facade = it; createNonEnumerableProperty(it, STATE, metadata); return metadata; }; get = function (it) { return hasOwn(it, STATE) ? it[STATE] : {}; }; has = function (it) { return hasOwn(it, STATE); }; } module.exports = { set: set, get: get, has: has, enforce: enforce, getterFor: getterFor }; /***/ }), /***/ 1291: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var trunc = __webpack_require__(741); // `ToIntegerOrInfinity` abstract operation // https://tc39.es/ecma262/#sec-tointegerorinfinity module.exports = function (argument) { var number = +argument; // eslint-disable-next-line no-self-compare -- NaN check return number !== number || number === 0 ? 0 : trunc(number); }; /***/ }), /***/ 1548: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var fails = __webpack_require__(9039); var V8 = __webpack_require__(9519); var ENVIRONMENT = __webpack_require__(4215); var structuredClone = globalThis.structuredClone; module.exports = !!structuredClone && !fails(function () { // prevent V8 ArrayBufferDetaching protector cell invalidation and performance degradation // https://github.com/zloirock/core-js/issues/679 if ((ENVIRONMENT === 'DENO' && V8 > 92) || (ENVIRONMENT === 'NODE' && V8 > 94) || (ENVIRONMENT === 'BROWSER' && V8 > 97)) return false; var buffer = new ArrayBuffer(8); var clone = structuredClone(buffer, { transfer: [buffer] }); return buffer.byteLength !== 0 || clone.byteLength !== 8; }); /***/ }), /***/ 1549: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var globalThis = __webpack_require__(4576); var $fromBase64 = __webpack_require__(9143); var anUint8Array = __webpack_require__(4154); var Uint8Array = globalThis.Uint8Array; // `Uint8Array.prototype.setFromBase64` method // https://github.com/tc39/proposal-arraybuffer-base64 if (Uint8Array) $({ target: 'Uint8Array', proto: true }, { setFromBase64: function setFromBase64(string /* , options */) { anUint8Array(this); var result = $fromBase64(string, arguments.length > 1 ? arguments[1] : undefined, this, this.length); return { read: result.read, written: result.written }; } }); /***/ }), /***/ 1625: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); module.exports = uncurryThis({}.isPrototypeOf); /***/ }), /***/ 1689: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var globalThis = __webpack_require__(4576); var apply = __webpack_require__(8745); var slice = __webpack_require__(7680); var newPromiseCapabilityModule = __webpack_require__(6043); var aCallable = __webpack_require__(9306); var perform = __webpack_require__(1103); var Promise = globalThis.Promise; var ACCEPT_ARGUMENTS = false; // Avoiding the use of polyfills of the previous iteration of this proposal // that does not accept arguments of the callback var FORCED = !Promise || !Promise['try'] || perform(function () { Promise['try'](function (argument) { ACCEPT_ARGUMENTS = argument === 8; }, 8); }).error || !ACCEPT_ARGUMENTS; // `Promise.try` method // https://tc39.es/ecma262/#sec-promise.try $({ target: 'Promise', stat: true, forced: FORCED }, { 'try': function (callbackfn /* , ...args */) { var args = arguments.length > 1 ? slice(arguments, 1) : []; var promiseCapability = newPromiseCapabilityModule.f(this); var result = perform(function () { return apply(aCallable(callbackfn), undefined, args); }); (result.error ? promiseCapability.reject : promiseCapability.resolve)(result.value); return promiseCapability.promise; } }); /***/ }), /***/ 1698: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var union = __webpack_require__(4204); var setMethodAcceptSetLike = __webpack_require__(4916); // `Set.prototype.union` method // https://tc39.es/ecma262/#sec-set.prototype.union $({ target: 'Set', proto: true, real: true, forced: !setMethodAcceptSetLike('union') }, { union: union }); /***/ }), /***/ 1701: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var map = __webpack_require__(713); var IS_PURE = __webpack_require__(6395); // `Iterator.prototype.map` method // https://tc39.es/ecma262/#sec-iterator.prototype.map $({ target: 'Iterator', proto: true, real: true, forced: IS_PURE }, { map: map }); /***/ }), /***/ 1767: /***/ ((module) => { // `GetIteratorDirect(obj)` abstract operation // https://tc39.es/proposal-iterator-helpers/#sec-getiteratordirect module.exports = function (obj) { return { iterator: obj, next: obj.next, done: false }; }; /***/ }), /***/ 1828: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); var hasOwn = __webpack_require__(9297); var toIndexedObject = __webpack_require__(5397); var indexOf = (__webpack_require__(9617).indexOf); var hiddenKeys = __webpack_require__(421); var push = uncurryThis([].push); module.exports = function (object, names) { var O = toIndexedObject(object); var i = 0; var result = []; var key; for (key in O) !hasOwn(hiddenKeys, key) && hasOwn(O, key) && push(result, key); // Don't enum bug & hidden keys while (names.length > i) if (hasOwn(O, key = names[i++])) { ~indexOf(result, key) || push(result, key); } return result; }; /***/ }), /***/ 2106: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var makeBuiltIn = __webpack_require__(283); var defineProperty = __webpack_require__(4913); module.exports = function (target, name, descriptor) { if (descriptor.get) makeBuiltIn(descriptor.get, name, { getter: true }); if (descriptor.set) makeBuiltIn(descriptor.set, name, { setter: true }); return defineProperty.f(target, name, descriptor); }; /***/ }), /***/ 2140: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var wellKnownSymbol = __webpack_require__(8227); var TO_STRING_TAG = wellKnownSymbol('toStringTag'); var test = {}; test[TO_STRING_TAG] = 'z'; module.exports = String(test) === '[object z]'; /***/ }), /***/ 2195: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); var toString = uncurryThis({}.toString); var stringSlice = uncurryThis(''.slice); module.exports = function (it) { return stringSlice(toString(it), 8, -1); }; /***/ }), /***/ 2211: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var fails = __webpack_require__(9039); module.exports = !fails(function () { function F() { /* empty */ } F.prototype.constructor = null; // eslint-disable-next-line es/no-object-getprototypeof -- required for testing return Object.getPrototypeOf(new F()) !== F.prototype; }); /***/ }), /***/ 2303: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var uncurryThis = __webpack_require__(9504); var Uint8Array = globalThis.Uint8Array; var SyntaxError = globalThis.SyntaxError; var parseInt = globalThis.parseInt; var min = Math.min; var NOT_HEX = /[^\da-f]/i; var exec = uncurryThis(NOT_HEX.exec); var stringSlice = uncurryThis(''.slice); module.exports = function (string, into) { var stringLength = string.length; if (stringLength % 2 !== 0) throw new SyntaxError('String should be an even number of characters'); var maxLength = into ? min(into.length, stringLength / 2) : stringLength / 2; var bytes = into || new Uint8Array(maxLength); var read = 0; var written = 0; while (written < maxLength) { var hexits = stringSlice(string, read, read += 2); if (exec(NOT_HEX, hexits)) throw new SyntaxError('String should only contain hex characters'); bytes[written++] = parseInt(hexits, 16); } return { bytes: bytes, read: read }; }; /***/ }), /***/ 2360: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { /* global ActiveXObject -- old IE, WSH */ var anObject = __webpack_require__(8551); var definePropertiesModule = __webpack_require__(6801); var enumBugKeys = __webpack_require__(8727); var hiddenKeys = __webpack_require__(421); var html = __webpack_require__(397); var documentCreateElement = __webpack_require__(4055); var sharedKey = __webpack_require__(6119); var GT = '>'; var LT = '<'; var PROTOTYPE = 'prototype'; var SCRIPT = 'script'; var IE_PROTO = sharedKey('IE_PROTO'); var EmptyConstructor = function () { /* empty */ }; var scriptTag = function (content) { return LT + SCRIPT + GT + content + LT + '/' + SCRIPT + GT; }; // Create object with fake `null` prototype: use ActiveX Object with cleared prototype var NullProtoObjectViaActiveX = function (activeXDocument) { activeXDocument.write(scriptTag('')); activeXDocument.close(); var temp = activeXDocument.parentWindow.Object; // eslint-disable-next-line no-useless-assignment -- avoid memory leak activeXDocument = null; return temp; }; // Create object with fake `null` prototype: use iframe Object with cleared prototype var NullProtoObjectViaIFrame = function () { // Thrash, waste and sodomy: IE GC bug var iframe = documentCreateElement('iframe'); var JS = 'java' + SCRIPT + ':'; var iframeDocument; iframe.style.display = 'none'; html.appendChild(iframe); // https://github.com/zloirock/core-js/issues/475 iframe.src = String(JS); iframeDocument = iframe.contentWindow.document; iframeDocument.open(); iframeDocument.write(scriptTag('document.F=Object')); iframeDocument.close(); return iframeDocument.F; }; // Check for document.domain and active x support // No need to use active x approach when document.domain is not set // see https://github.com/es-shims/es5-shim/issues/150 // variation of https://github.com/kitcambridge/es5-shim/commit/4f738ac066346 // avoid IE GC bug var activeXDocument; var NullProtoObject = function () { try { activeXDocument = new ActiveXObject('htmlfile'); } catch (error) { /* ignore */ } NullProtoObject = typeof document != 'undefined' ? document.domain && activeXDocument ? NullProtoObjectViaActiveX(activeXDocument) // old IE : NullProtoObjectViaIFrame() : NullProtoObjectViaActiveX(activeXDocument); // WSH var length = enumBugKeys.length; while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys[length]]; return NullProtoObject(); }; hiddenKeys[IE_PROTO] = true; // `Object.create` method // https://tc39.es/ecma262/#sec-object.create // eslint-disable-next-line es/no-object-create -- safe module.exports = Object.create || function create(O, Properties) { var result; if (O !== null) { EmptyConstructor[PROTOTYPE] = anObject(O); result = new EmptyConstructor(); EmptyConstructor[PROTOTYPE] = null; // add "__proto__" for Object.getPrototypeOf polyfill result[IE_PROTO] = O; } else result = NullProtoObject(); return Properties === undefined ? result : definePropertiesModule.f(result, Properties); }; /***/ }), /***/ 2475: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var isSupersetOf = __webpack_require__(8527); var setMethodAcceptSetLike = __webpack_require__(4916); var INCORRECT = !setMethodAcceptSetLike('isSupersetOf', function (result) { return !result; }); // `Set.prototype.isSupersetOf` method // https://tc39.es/ecma262/#sec-set.prototype.issupersetof $({ target: 'Set', proto: true, real: true, forced: INCORRECT }, { isSupersetOf: isSupersetOf }); /***/ }), /***/ 2529: /***/ ((module) => { // `CreateIterResultObject` abstract operation // https://tc39.es/ecma262/#sec-createiterresultobject module.exports = function (value, done) { return { value: value, done: done }; }; /***/ }), /***/ 2603: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var toString = __webpack_require__(655); module.exports = function (argument, $default) { return argument === undefined ? arguments.length < 2 ? '' : $default : toString(argument); }; /***/ }), /***/ 2652: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var bind = __webpack_require__(6080); var call = __webpack_require__(9565); var anObject = __webpack_require__(8551); var tryToString = __webpack_require__(6823); var isArrayIteratorMethod = __webpack_require__(4209); var lengthOfArrayLike = __webpack_require__(6198); var isPrototypeOf = __webpack_require__(1625); var getIterator = __webpack_require__(81); var getIteratorMethod = __webpack_require__(851); var iteratorClose = __webpack_require__(9539); var $TypeError = TypeError; var Result = function (stopped, result) { this.stopped = stopped; this.result = result; }; var ResultPrototype = Result.prototype; module.exports = function (iterable, unboundFunction, options) { var that = options && options.that; var AS_ENTRIES = !!(options && options.AS_ENTRIES); var IS_RECORD = !!(options && options.IS_RECORD); var IS_ITERATOR = !!(options && options.IS_ITERATOR); var INTERRUPTED = !!(options && options.INTERRUPTED); var fn = bind(unboundFunction, that); var iterator, iterFn, index, length, result, next, step; var stop = function (condition) { if (iterator) iteratorClose(iterator, 'normal', condition); return new Result(true, condition); }; var callFn = function (value) { if (AS_ENTRIES) { anObject(value); return INTERRUPTED ? fn(value[0], value[1], stop) : fn(value[0], value[1]); } return INTERRUPTED ? fn(value, stop) : fn(value); }; if (IS_RECORD) { iterator = iterable.iterator; } else if (IS_ITERATOR) { iterator = iterable; } else { iterFn = getIteratorMethod(iterable); if (!iterFn) throw new $TypeError(tryToString(iterable) + ' is not iterable'); // optimisation for array iterators if (isArrayIteratorMethod(iterFn)) { for (index = 0, length = lengthOfArrayLike(iterable); length > index; index++) { result = callFn(iterable[index]); if (result && isPrototypeOf(ResultPrototype, result)) return result; } return new Result(false); } iterator = getIterator(iterable, iterFn); } next = IS_RECORD ? iterable.next : iterator.next; while (!(step = call(next, iterator)).done) { try { result = callFn(step.value); } catch (error) { iteratorClose(iterator, 'throw', error); } if (typeof result == 'object' && result && isPrototypeOf(ResultPrototype, result)) return result; } return new Result(false); }; /***/ }), /***/ 2777: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var call = __webpack_require__(9565); var isObject = __webpack_require__(34); var isSymbol = __webpack_require__(757); var getMethod = __webpack_require__(5966); var ordinaryToPrimitive = __webpack_require__(4270); var wellKnownSymbol = __webpack_require__(8227); var $TypeError = TypeError; var TO_PRIMITIVE = wellKnownSymbol('toPrimitive'); // `ToPrimitive` abstract operation // https://tc39.es/ecma262/#sec-toprimitive module.exports = function (input, pref) { if (!isObject(input) || isSymbol(input)) return input; var exoticToPrim = getMethod(input, TO_PRIMITIVE); var result; if (exoticToPrim) { if (pref === undefined) pref = 'default'; result = call(exoticToPrim, input, pref); if (!isObject(result) || isSymbol(result)) return result; throw new $TypeError("Can't convert object to primitive value"); } if (pref === undefined) pref = 'number'; return ordinaryToPrimitive(input, pref); }; /***/ }), /***/ 2787: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var hasOwn = __webpack_require__(9297); var isCallable = __webpack_require__(4901); var toObject = __webpack_require__(8981); var sharedKey = __webpack_require__(6119); var CORRECT_PROTOTYPE_GETTER = __webpack_require__(2211); var IE_PROTO = sharedKey('IE_PROTO'); var $Object = Object; var ObjectPrototype = $Object.prototype; // `Object.getPrototypeOf` method // https://tc39.es/ecma262/#sec-object.getprototypeof // eslint-disable-next-line es/no-object-getprototypeof -- safe module.exports = CORRECT_PROTOTYPE_GETTER ? $Object.getPrototypeOf : function (O) { var object = toObject(O); if (hasOwn(object, IE_PROTO)) return object[IE_PROTO]; var constructor = object.constructor; if (isCallable(constructor) && object instanceof constructor) { return constructor.prototype; } return object instanceof $Object ? ObjectPrototype : null; }; /***/ }), /***/ 2796: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var fails = __webpack_require__(9039); var isCallable = __webpack_require__(4901); var replacement = /#|\.prototype\./; var isForced = function (feature, detection) { var value = data[normalize(feature)]; return value === POLYFILL ? true : value === NATIVE ? false : isCallable(detection) ? fails(detection) : !!detection; }; var normalize = isForced.normalize = function (string) { return String(string).replace(replacement, '.').toLowerCase(); }; var data = isForced.data = {}; var NATIVE = isForced.NATIVE = 'N'; var POLYFILL = isForced.POLYFILL = 'P'; module.exports = isForced; /***/ }), /***/ 2804: /***/ ((module) => { var commonAlphabet = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'; var base64Alphabet = commonAlphabet + '+/'; var base64UrlAlphabet = commonAlphabet + '-_'; var inverse = function (characters) { // TODO: use `Object.create(null)` in `core-js@4` var result = {}; var index = 0; for (; index < 64; index++) result[characters.charAt(index)] = index; return result; }; module.exports = { i2c: base64Alphabet, c2i: inverse(base64Alphabet), i2cUrl: base64UrlAlphabet, c2iUrl: inverse(base64UrlAlphabet) }; /***/ }), /***/ 2812: /***/ ((module) => { var $TypeError = TypeError; module.exports = function (passed, required) { if (passed < required) throw new $TypeError('Not enough arguments'); return passed; }; /***/ }), /***/ 2839: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var navigator = globalThis.navigator; var userAgent = navigator && navigator.userAgent; module.exports = userAgent ? String(userAgent) : ''; /***/ }), /***/ 2967: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { /* eslint-disable no-proto -- safe */ var uncurryThisAccessor = __webpack_require__(6706); var isObject = __webpack_require__(34); var requireObjectCoercible = __webpack_require__(7750); var aPossiblePrototype = __webpack_require__(3506); // `Object.setPrototypeOf` method // https://tc39.es/ecma262/#sec-object.setprototypeof // Works with __proto__ only. Old v8 can't work with null proto objects. // eslint-disable-next-line es/no-object-setprototypeof -- safe module.exports = Object.setPrototypeOf || ('__proto__' in {} ? function () { var CORRECT_SETTER = false; var test = {}; var setter; try { setter = uncurryThisAccessor(Object.prototype, '__proto__', 'set'); setter(test, []); CORRECT_SETTER = test instanceof Array; } catch (error) { /* empty */ } return function setPrototypeOf(O, proto) { requireObjectCoercible(O); aPossiblePrototype(proto); if (!isObject(O)) return O; if (CORRECT_SETTER) setter(O, proto); else O.__proto__ = proto; return O; }; }() : undefined); /***/ }), /***/ 3167: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isCallable = __webpack_require__(4901); var isObject = __webpack_require__(34); var setPrototypeOf = __webpack_require__(2967); // makes subclassing work correct for wrapped built-ins module.exports = function ($this, dummy, Wrapper) { var NewTarget, NewTargetPrototype; if ( // it can work only with native `setPrototypeOf` setPrototypeOf && // we haven't completely correct pre-ES6 way for getting `new.target`, so use this isCallable(NewTarget = dummy.constructor) && NewTarget !== Wrapper && isObject(NewTargetPrototype = NewTarget.prototype) && NewTargetPrototype !== Wrapper.prototype ) setPrototypeOf($this, NewTargetPrototype); return $this; }; /***/ }), /***/ 3238: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var NATIVE_ARRAY_BUFFER = __webpack_require__(7811); var arrayBufferByteLength = __webpack_require__(7394); var DataView = globalThis.DataView; module.exports = function (O) { if (!NATIVE_ARRAY_BUFFER || arrayBufferByteLength(O) !== 0) return false; try { // eslint-disable-next-line no-new -- thrower new DataView(O); return false; } catch (error) { return true; } }; /***/ }), /***/ 3392: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); var id = 0; var postfix = Math.random(); var toString = uncurryThis(1.0.toString); module.exports = function (key) { return 'Symbol(' + (key === undefined ? '' : key) + ')_' + toString(++id + postfix, 36); }; /***/ }), /***/ 3440: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aSet = __webpack_require__(7080); var SetHelpers = __webpack_require__(4402); var clone = __webpack_require__(9286); var size = __webpack_require__(5170); var getSetRecord = __webpack_require__(3789); var iterateSet = __webpack_require__(8469); var iterateSimple = __webpack_require__(507); var has = SetHelpers.has; var remove = SetHelpers.remove; // `Set.prototype.difference` method // https://github.com/tc39/proposal-set-methods module.exports = function difference(other) { var O = aSet(this); var otherRec = getSetRecord(other); var result = clone(O); if (size(O) <= otherRec.size) iterateSet(O, function (e) { if (otherRec.includes(e)) remove(result, e); }); else iterateSimple(otherRec.getIterator(), function (e) { if (has(O, e)) remove(result, e); }); return result; }; /***/ }), /***/ 3463: /***/ ((module) => { var $TypeError = TypeError; module.exports = function (argument) { if (typeof argument == 'string') return argument; throw new $TypeError('Argument is not a string'); }; /***/ }), /***/ 3506: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isPossiblePrototype = __webpack_require__(3925); var $String = String; var $TypeError = TypeError; module.exports = function (argument) { if (isPossiblePrototype(argument)) return argument; throw new $TypeError("Can't set " + $String(argument) + ' as a prototype'); }; /***/ }), /***/ 3611: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var globalThis = __webpack_require__(4576); var defineBuiltInAccessor = __webpack_require__(2106); var DESCRIPTORS = __webpack_require__(3724); var $TypeError = TypeError; // eslint-disable-next-line es/no-object-defineproperty -- safe var defineProperty = Object.defineProperty; var INCORRECT_VALUE = globalThis.self !== globalThis; // `self` getter // https://html.spec.whatwg.org/multipage/window-object.html#dom-self try { if (DESCRIPTORS) { // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe var descriptor = Object.getOwnPropertyDescriptor(globalThis, 'self'); // some engines have `self`, but with incorrect descriptor // https://github.com/denoland/deno/issues/15765 if (INCORRECT_VALUE || !descriptor || !descriptor.get || !descriptor.enumerable) { defineBuiltInAccessor(globalThis, 'self', { get: function self() { return globalThis; }, set: function self(value) { if (this !== globalThis) throw new $TypeError('Illegal invocation'); defineProperty(globalThis, 'self', { value: value, writable: true, configurable: true, enumerable: true }); }, configurable: true, enumerable: true }); } } else $({ global: true, simple: true, forced: INCORRECT_VALUE }, { self: globalThis }); } catch (error) { /* empty */ } /***/ }), /***/ 3650: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aSet = __webpack_require__(7080); var SetHelpers = __webpack_require__(4402); var clone = __webpack_require__(9286); var getSetRecord = __webpack_require__(3789); var iterateSimple = __webpack_require__(507); var add = SetHelpers.add; var has = SetHelpers.has; var remove = SetHelpers.remove; // `Set.prototype.symmetricDifference` method // https://github.com/tc39/proposal-set-methods module.exports = function symmetricDifference(other) { var O = aSet(this); var keysIter = getSetRecord(other).getIterator(); var result = clone(O); iterateSimple(keysIter, function (e) { if (has(O, e)) remove(result, e); else add(result, e); }); return result; }; /***/ }), /***/ 3706: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); var isCallable = __webpack_require__(4901); var store = __webpack_require__(7629); var functionToString = uncurryThis(Function.toString); // this helper broken in `core-js@3.4.1-3.4.4`, so we can't use `shared` helper if (!isCallable(store.inspectSource)) { store.inspectSource = function (it) { return functionToString(it); }; } module.exports = store.inspectSource; /***/ }), /***/ 3717: /***/ ((__unused_webpack_module, exports) => { // eslint-disable-next-line es/no-object-getownpropertysymbols -- safe exports.f = Object.getOwnPropertySymbols; /***/ }), /***/ 3724: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var fails = __webpack_require__(9039); // Detect IE8's incomplete defineProperty implementation module.exports = !fails(function () { // eslint-disable-next-line es/no-object-defineproperty -- required for testing return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] !== 7; }); /***/ }), /***/ 3789: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aCallable = __webpack_require__(9306); var anObject = __webpack_require__(8551); var call = __webpack_require__(9565); var toIntegerOrInfinity = __webpack_require__(1291); var getIteratorDirect = __webpack_require__(1767); var INVALID_SIZE = 'Invalid size'; var $RangeError = RangeError; var $TypeError = TypeError; var max = Math.max; var SetRecord = function (set, intSize) { this.set = set; this.size = max(intSize, 0); this.has = aCallable(set.has); this.keys = aCallable(set.keys); }; SetRecord.prototype = { getIterator: function () { return getIteratorDirect(anObject(call(this.keys, this.set))); }, includes: function (it) { return call(this.has, this.set, it); } }; // `GetSetRecord` abstract operation // https://tc39.es/proposal-set-methods/#sec-getsetrecord module.exports = function (obj) { anObject(obj); var numSize = +obj.size; // NOTE: If size is undefined, then numSize will be NaN // eslint-disable-next-line no-self-compare -- NaN check if (numSize !== numSize) throw new $TypeError(INVALID_SIZE); var intSize = toIntegerOrInfinity(numSize); if (intSize < 0) throw new $RangeError(INVALID_SIZE); return new SetRecord(obj, intSize); }; /***/ }), /***/ 3838: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aSet = __webpack_require__(7080); var size = __webpack_require__(5170); var iterate = __webpack_require__(8469); var getSetRecord = __webpack_require__(3789); // `Set.prototype.isSubsetOf` method // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSubsetOf module.exports = function isSubsetOf(other) { var O = aSet(this); var otherRec = getSetRecord(other); if (size(O) > otherRec.size) return false; return iterate(O, function (e) { if (!otherRec.includes(e)) return false; }, true) !== false; }; /***/ }), /***/ 3853: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var isDisjointFrom = __webpack_require__(4449); var setMethodAcceptSetLike = __webpack_require__(4916); var INCORRECT = !setMethodAcceptSetLike('isDisjointFrom', function (result) { return !result; }); // `Set.prototype.isDisjointFrom` method // https://tc39.es/ecma262/#sec-set.prototype.isdisjointfrom $({ target: 'Set', proto: true, real: true, forced: INCORRECT }, { isDisjointFrom: isDisjointFrom }); /***/ }), /***/ 3925: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isObject = __webpack_require__(34); module.exports = function (argument) { return isObject(argument) || argument === null; }; /***/ }), /***/ 3972: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var isObject = __webpack_require__(34); var $String = String; var $TypeError = TypeError; module.exports = function (argument) { if (argument === undefined || isObject(argument)) return argument; throw new $TypeError($String(argument) + ' is not an object or undefined'); }; /***/ }), /***/ 4055: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var isObject = __webpack_require__(34); var document = globalThis.document; // typeof document.createElement is 'object' in old IE var EXISTS = isObject(document) && isObject(document.createElement); module.exports = function (it) { return EXISTS ? document.createElement(it) : {}; }; /***/ }), /***/ 4114: /***/ ((__unused_webpack_module, __unused_webpack_exports, __webpack_require__) => { var $ = __webpack_require__(6518); var toObject = __webpack_require__(8981); var lengthOfArrayLike = __webpack_require__(6198); var setArrayLength = __webpack_require__(4527); var doesNotExceedSafeInteger = __webpack_require__(6837); var fails = __webpack_require__(9039); var INCORRECT_TO_LENGTH = fails(function () { return [].push.call({ length: 0x100000000 }, 1) !== 4294967297; }); // V8 <= 121 and Safari <= 15.4; FF < 23 throws InternalError // https://bugs.chromium.org/p/v8/issues/detail?id=12681 var properErrorOnNonWritableLength = function () { try { // eslint-disable-next-line es/no-object-defineproperty -- safe Object.defineProperty([], 'length', { writable: false }).push(); } catch (error) { return error instanceof TypeError; } }; var FORCED = INCORRECT_TO_LENGTH || !properErrorOnNonWritableLength(); // `Array.prototype.push` method // https://tc39.es/ecma262/#sec-array.prototype.push $({ target: 'Array', proto: true, arity: 1, forced: FORCED }, { // eslint-disable-next-line no-unused-vars -- required for `.length` push: function push(item) { var O = toObject(this); var len = lengthOfArrayLike(O); var argCount = arguments.length; doesNotExceedSafeInteger(len + argCount); for (var i = 0; i < argCount; i++) { O[len] = arguments[i]; len++; } setArrayLength(O, len); return len; } }); /***/ }), /***/ 4117: /***/ ((module) => { // we can't use just `it == null` since of `document.all` special case // https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot-aec module.exports = function (it) { return it === null || it === undefined; }; /***/ }), /***/ 4154: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var classof = __webpack_require__(6955); var $TypeError = TypeError; // Perform ? RequireInternalSlot(argument, [[TypedArrayName]]) // If argument.[[TypedArrayName]] is not "Uint8Array", throw a TypeError exception module.exports = function (argument) { if (classof(argument) === 'Uint8Array') return argument; throw new $TypeError('Argument is not an Uint8Array'); }; /***/ }), /***/ 4204: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aSet = __webpack_require__(7080); var add = (__webpack_require__(4402).add); var clone = __webpack_require__(9286); var getSetRecord = __webpack_require__(3789); var iterateSimple = __webpack_require__(507); // `Set.prototype.union` method // https://github.com/tc39/proposal-set-methods module.exports = function union(other) { var O = aSet(this); var keysIter = getSetRecord(other).getIterator(); var result = clone(O); iterateSimple(keysIter, function (it) { add(result, it); }); return result; }; /***/ }), /***/ 4209: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var wellKnownSymbol = __webpack_require__(8227); var Iterators = __webpack_require__(6269); var ITERATOR = wellKnownSymbol('iterator'); var ArrayPrototype = Array.prototype; // check on default Array iterator module.exports = function (it) { return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it); }; /***/ }), /***/ 4215: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { /* global Bun, Deno -- detection */ var globalThis = __webpack_require__(4576); var userAgent = __webpack_require__(2839); var classof = __webpack_require__(2195); var userAgentStartsWith = function (string) { return userAgent.slice(0, string.length) === string; }; module.exports = (function () { if (userAgentStartsWith('Bun/')) return 'BUN'; if (userAgentStartsWith('Cloudflare-Workers')) return 'CLOUDFLARE'; if (userAgentStartsWith('Deno/')) return 'DENO'; if (userAgentStartsWith('Node.js/')) return 'NODE'; if (globalThis.Bun && typeof Bun.version == 'string') return 'BUN'; if (globalThis.Deno && typeof Deno.version == 'object') return 'DENO'; if (classof(globalThis.process) === 'process') return 'NODE'; if (globalThis.window && globalThis.document) return 'BROWSER'; return 'REST'; })(); /***/ }), /***/ 4270: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var call = __webpack_require__(9565); var isCallable = __webpack_require__(4901); var isObject = __webpack_require__(34); var $TypeError = TypeError; // `OrdinaryToPrimitive` abstract operation // https://tc39.es/ecma262/#sec-ordinarytoprimitive module.exports = function (input, pref) { var fn, val; if (pref === 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val; if (isCallable(fn = input.valueOf) && !isObject(val = call(fn, input))) return val; if (pref !== 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val; throw new $TypeError("Can't convert object to primitive value"); }; /***/ }), /***/ 4376: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var classof = __webpack_require__(2195); // `IsArray` abstract operation // https://tc39.es/ecma262/#sec-isarray // eslint-disable-next-line es/no-array-isarray -- safe module.exports = Array.isArray || function isArray(argument) { return classof(argument) === 'Array'; }; /***/ }), /***/ 4402: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var uncurryThis = __webpack_require__(9504); // eslint-disable-next-line es/no-set -- safe var SetPrototype = Set.prototype; module.exports = { // eslint-disable-next-line es/no-set -- safe Set: Set, add: uncurryThis(SetPrototype.add), has: uncurryThis(SetPrototype.has), remove: uncurryThis(SetPrototype['delete']), proto: SetPrototype }; /***/ }), /***/ 4449: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var aSet = __webpack_require__(7080); var has = (__webpack_require__(4402).has); var size = __webpack_require__(5170); var getSetRecord = __webpack_require__(3789); var iterateSet = __webpack_require__(8469); var iterateSimple = __webpack_require__(507); var iteratorClose = __webpack_require__(9539); // `Set.prototype.isDisjointFrom` method // https://tc39.github.io/proposal-set-methods/#Set.prototype.isDisjointFrom module.exports = function isDisjointFrom(other) { var O = aSet(this); var otherRec = getSetRecord(other); if (size(O) <= otherRec.size) return iterateSet(O, function (e) { if (otherRec.includes(e)) return false; }, true) !== false; var iterator = otherRec.getIterator(); return iterateSimple(iterator, function (e) { if (has(O, e)) return iteratorClose(iterator, 'normal', false); }) !== false; }; /***/ }), /***/ 4483: /***/ ((module, __unused_webpack_exports, __webpack_require__) => { var globalThis = __webpack_require__(4576); var getBuiltInNodeModule = __webpack_require__(9429); var PROPER_STRUCTURED_CLONE_TRANSFER = __webpack_require__(1548); var structuredClone = globalThis.structuredClone; var $ArrayBuffer = globalThis.ArrayBuffer; var $MessageChannel = globalThis.MessageChannel; var detach = false; var WorkerThreads, channel, buffer, $detach; if (PROPER_STRUCTURED_CLONE_TRANSFER) { detach = function (transferable) { structuredClone(transferable, { transfer: [transferable] }); }; } else if ($ArrayBuffer) try { if (!$MessageChannel) { WorkerThreads = getBuiltInNodeModule('worker_threads'); if (WorkerThreads) $MessageChannel = WorkerThreads