// GENERATED, DO NOT EDIT
// file: isConstructor.js
// Copyright (C) 2017 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description : |
Test if a given function is a constructor function .
defines : [ isConstructor ]
features : [ Reflect . construct ]
---*/
function isConstructor(f) {
if (
typeof f !==
"function" ) {
throw new Test262Error(
"isConstructor invoked with a non-function value" );
}
try {
Reflect.construct(
function (){}, [], f);
}
catch (e) {
return false ;
}
return true ;
}
// file: wellKnownIntrinsicObjects.js
// Copyright (C) 2018 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description : |
An Array of all representable Well - Known Intrinsic Objects
defines : [ WellKnownIntrinsicObjects , getWellKnownIntrinsicObject ]
---*/
const WellKnownIntrinsicObjects = [
{
name:
'%AggregateError%' ,
source:
'AggregateError' ,
},
{
name:
'%Array%' ,
source:
'Array' ,
},
{
name:
'%ArrayBuffer%' ,
source:
'ArrayBuffer' ,
},
{
name:
'%ArrayIteratorPrototype%' ,
source:
'Object.getPrototypeOf([][Symbol.iterator]())' ,
},
{
// Not currently accessible to ECMAScript user code
name:
'%AsyncFromSyncIteratorPrototype%' ,
source:
'' ,
},
{
name:
'%AsyncFunction%' ,
source:
'(async function() {}).constructor' ,
},
{
name:
'%AsyncGeneratorFunction%' ,
source:
'(async function* () {}).constructor' ,
},
{
name:
'%AsyncGeneratorPrototype%' ,
source:
'Object.getPrototypeOf(async function* () {}).prototype' ,
},
{
name:
'%AsyncIteratorPrototype%' ,
source:
'Object.getPrototypeOf(Object.getPrototypeOf(async function* () {}).prototype)' ,
},
{
name:
'%Atomics%' ,
source:
'Atomics' ,
},
{
name:
'%BigInt%' ,
source:
'BigInt' ,
},
{
name:
'%BigInt64Array%' ,
source:
'BigInt64Array' ,
},
{
name:
'%BigUint64Array%' ,
source:
'BigUint64Array' ,
},
{
name:
'%Boolean%' ,
source:
'Boolean' ,
},
{
name:
'%DataView%' ,
source:
'DataView' ,
},
{
name:
'%Date%' ,
source:
'Date' ,
},
{
name:
'%decodeURI%' ,
source:
'decodeURI' ,
},
{
name:
'%decodeURIComponent%' ,
source:
'decodeURIComponent' ,
},
{
name:
'%encodeURI%' ,
source:
'encodeURI' ,
},
{
name:
'%encodeURIComponent%' ,
source:
'encodeURIComponent' ,
},
{
name:
'%Error%' ,
source:
'Error' ,
},
{
name:
'%eval%' ,
source:
'eval' ,
},
{
name:
'%EvalError%' ,
source:
'EvalError' ,
},
{
name:
'%FinalizationRegistry%' ,
source:
'FinalizationRegistry' ,
},
{
name:
'%Float32Array%' ,
source:
'Float32Array' ,
},
{
name:
'%Float64Array%' ,
source:
'Float64Array' ,
},
{
// Not currently accessible to ECMAScript user code
name:
'%ForInIteratorPrototype%' ,
source:
'' ,
},
{
name:
'%Function%' ,
source:
'Function' ,
},
{
name:
'%GeneratorFunction%' ,
source:
'(function* () {}).constructor' ,
},
{
name:
'%GeneratorPrototype%' ,
source:
'Object.getPrototypeOf(function * () {}).prototype' ,
},
{
name:
'%Int8Array%' ,
source:
'Int8Array' ,
},
{
name:
'%Int16Array%' ,
source:
'Int16Array' ,
},
{
name:
'%Int32Array%' ,
source:
'Int32Array' ,
},
{
name:
'%isFinite%' ,
source:
'isFinite' ,
},
{
name:
'%isNaN%' ,
source:
'isNaN' ,
},
{
name:
'%Iterator%' ,
source:
'typeof Iterator !== "undefined" ? Iterator : Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]())).constructor' ,
},
{
name:
'%IteratorHelperPrototype%' ,
source:
'Object.getPrototypeOf(Iterator.from([]).drop(0))' ,
},
{
name:
'%JSON%' ,
source:
'JSON' ,
},
{
name:
'%Map%' ,
source:
'Map' ,
},
{
name:
'%MapIteratorPrototype%' ,
source:
'Object.getPrototypeOf(new Map()[Symbol.iterator]())' ,
},
{
name:
'%Math%' ,
source:
'Math' ,
},
{
name:
'%Number%' ,
source:
'Number' ,
},
{
name:
'%Object%' ,
source:
'Object' ,
},
{
name:
'%parseFloat%' ,
source:
'parseFloat' ,
},
{
name:
'%parseInt%' ,
source:
'parseInt' ,
},
{
name:
'%Promise%' ,
source:
'Promise' ,
},
{
name:
'%Proxy%' ,
source:
'Proxy' ,
},
{
name:
'%RangeError%' ,
source:
'RangeError' ,
},
{
name:
'%ReferenceError%' ,
source:
'ReferenceError' ,
},
{
name:
'%Reflect%' ,
source:
'Reflect' ,
},
{
name:
'%RegExp%' ,
source:
'RegExp' ,
},
{
name:
'%RegExpStringIteratorPrototype%' ,
source:
'Object.getPrototypeOf(RegExp.prototype[Symbol.matchAll](""))' ,
},
{
name:
'%Set%' ,
source:
'Set' ,
},
{
name:
'%SetIteratorPrototype%' ,
source:
'Object.getPrototypeOf(new Set()[Symbol.iterator]())' ,
},
{
name:
'%SharedArrayBuffer%' ,
source:
'SharedArrayBuffer' ,
},
{
name:
'%String%' ,
source:
'String' ,
},
{
name:
'%StringIteratorPrototype%' ,
source:
'Object.getPrototypeOf(new String()[Symbol.iterator]())' ,
},
{
name:
'%Symbol%' ,
source:
'Symbol' ,
},
{
name:
'%SyntaxError%' ,
source:
'SyntaxError' ,
},
{
name:
'%ThrowTypeError%' ,
source:
'(function() { "use strict"; return Object.getOwnPropertyDescriptor(arguments, "callee").get })()' ,
},
{
name:
'%TypedArray%' ,
source:
'Object.getPrototypeOf(Uint8Array)' ,
},
{
name:
'%TypeError%' ,
source:
'TypeError' ,
},
{
name:
'%Uint8Array%' ,
source:
'Uint8Array' ,
},
{
name:
'%Uint8ClampedArray%' ,
source:
'Uint8ClampedArray' ,
},
{
name:
'%Uint16Array%' ,
source:
'Uint16Array' ,
},
{
name:
'%Uint32Array%' ,
source:
'Uint32Array' ,
},
{
name:
'%URIError%' ,
source:
'URIError' ,
},
{
name:
'%WeakMap%' ,
source:
'WeakMap' ,
},
{
name:
'%WeakRef%' ,
source:
'WeakRef' ,
},
{
name:
'%WeakSet%' ,
source:
'WeakSet' ,
},
{
name:
'%WrapForValidIteratorPrototype%' ,
source:
'Object.getPrototypeOf(Iterator.from({ [Symbol.iterator](){ return {}; } }))' ,
},
// Extensions to well-known intrinsic objects.
//
// https://tc39.es/ecma262/#sec-additional-properties-of-the-global-object
{
name:
"%escape%" ,
source:
"escape" ,
},
{
name:
"%unescape%" ,
source:
"unescape" ,
},
// Extensions to well-known intrinsic objects.
//
// https://tc39.es/ecma402/#sec-402-well-known-intrinsic-objects
{
name:
"%Intl%" ,
source:
"Intl" ,
},
{
name:
"%Intl.Collator%" ,
source:
"Intl.Collator" ,
},
{
name:
"%Intl.DateTimeFormat%" ,
source:
"Intl.DateTimeFormat" ,
},
{
name:
"%Intl.DisplayNames%" ,
source:
"Intl.DisplayNames" ,
},
{
name:
"%Intl.DurationFormat%" ,
source:
"Intl.DurationFormat" ,
},
{
name:
"%Intl.ListFormat%" ,
source:
"Intl.ListFormat" ,
},
{
name:
"%Intl.Locale%" ,
source:
"Intl.Locale" ,
},
{
name:
"%Intl.NumberFormat%" ,
source:
"Intl.NumberFormat" ,
},
{
name:
"%Intl.PluralRules%" ,
source:
"Intl.PluralRules" ,
},
{
name:
"%Intl.RelativeTimeFormat%" ,
source:
"Intl.RelativeTimeFormat" ,
},
{
name:
"%Intl.Segmenter%" ,
source:
"Intl.Segmenter" ,
},
{
name:
"%IntlSegmentIteratorPrototype%" ,
source:
"Object.getPrototypeOf(new Intl.Segmenter().segment()[Symbol.iterator]())" ,
},
{
name: "%IntlSegmentsPrototype%" ,
source: "Object.getPrototypeOf(new Intl.Segmenter().segment())" ,
},
// Extensions to well-known intrinsic objects.
//
// https://tc39.es/proposal-temporal/#sec-well-known-intrinsic-objects
{
name: "%Temporal%" ,
source: "Temporal" ,
},
];
WellKnownIntrinsicObjects.forEach((wkio) => {
var actual;
try {
actual = new Function ("return " + wkio.source)();
} catch (exception) {
// Nothing to do here.
}
wkio.value = actual;
});
/**
* Returns a well - known intrinsic object , if the implementation provides it .
* Otherwise , throws .
* @ param { string } key - the specification ' s name for the intrinsic , for example
* " % Array % "
* @ returns { object } the well - known intrinsic object .
*/
function getWellKnownIntrinsicObject(key) {
for (var ix = 0 ; ix < WellKnownIntrinsicObjects.length; ix++) {
if (WellKnownIntrinsicObjects[ix].name === key) {
var value = WellKnownIntrinsicObjects[ix].value;
if (value !== undefined)
return value;
throw new Test262Error('this implementation could not obtain ' + key);
}
}
throw new Test262Error('unknown well-known intrinsic ' + key);
}
Messung V0.5 in Prozent C=95 H=94 G=94
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-09-30)
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