| 1 | 'use strict';
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| 2 |
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| 3 | var undefined;
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| 4 |
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| 5 | var $Object = require('es-object-atoms');
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| 6 |
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| 7 | var $Error = require('es-errors');
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| 8 | var $EvalError = require('es-errors/eval');
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| 9 | var $RangeError = require('es-errors/range');
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| 10 | var $ReferenceError = require('es-errors/ref');
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| 11 | var $SyntaxError = require('es-errors/syntax');
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| 12 | var $TypeError = require('es-errors/type');
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| 13 | var $URIError = require('es-errors/uri');
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| 14 |
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| 15 | var abs = require('math-intrinsics/abs');
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| 16 | var floor = require('math-intrinsics/floor');
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| 17 | var max = require('math-intrinsics/max');
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| 18 | var min = require('math-intrinsics/min');
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| 19 | var pow = require('math-intrinsics/pow');
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| 20 | var round = require('math-intrinsics/round');
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| 21 | var sign = require('math-intrinsics/sign');
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| 22 |
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| 23 | var $Function = Function;
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| 24 |
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| 25 | // eslint-disable-next-line consistent-return
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| 26 | var getEvalledConstructor = function (expressionSyntax) {
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| 27 | try {
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| 28 | return $Function('"use strict"; return (' + expressionSyntax + ').constructor;')();
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| 29 | } catch (e) {}
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| 30 | };
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| 31 |
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| 32 | var $gOPD = require('gopd');
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| 33 | var $defineProperty = require('es-define-property');
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| 34 |
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| 35 | var throwTypeError = function () {
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| 36 | throw new $TypeError();
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| 37 | };
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| 38 | var ThrowTypeError = $gOPD
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| 39 | ? (function () {
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| 40 | try {
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| 41 | // eslint-disable-next-line no-unused-expressions, no-caller, no-restricted-properties
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| 42 | arguments.callee; // IE 8 does not throw here
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| 43 | return throwTypeError;
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| 44 | } catch (calleeThrows) {
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| 45 | try {
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| 46 | // IE 8 throws on Object.getOwnPropertyDescriptor(arguments, '')
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| 47 | return $gOPD(arguments, 'callee').get;
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| 48 | } catch (gOPDthrows) {
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| 49 | return throwTypeError;
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| 50 | }
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| 51 | }
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| 52 | }())
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| 53 | : throwTypeError;
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| 54 |
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| 55 | var hasSymbols = require('has-symbols')();
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| 56 |
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| 57 | var getProto = require('get-proto');
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| 58 | var $ObjectGPO = require('get-proto/Object.getPrototypeOf');
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| 59 | var $ReflectGPO = require('get-proto/Reflect.getPrototypeOf');
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| 60 |
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| 61 | var $apply = require('call-bind-apply-helpers/functionApply');
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| 62 | var $call = require('call-bind-apply-helpers/functionCall');
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| 63 |
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| 64 | var needsEval = {};
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| 65 |
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| 66 | var TypedArray = typeof Uint8Array === 'undefined' || !getProto ? undefined : getProto(Uint8Array);
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| 67 |
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| 68 | var INTRINSICS = {
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| 69 | __proto__: null,
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| 70 | '%AggregateError%': typeof AggregateError === 'undefined' ? undefined : AggregateError,
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| 71 | '%Array%': Array,
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| 72 | '%ArrayBuffer%': typeof ArrayBuffer === 'undefined' ? undefined : ArrayBuffer,
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| 73 | '%ArrayIteratorPrototype%': hasSymbols && getProto ? getProto([][Symbol.iterator]()) : undefined,
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| 74 | '%AsyncFromSyncIteratorPrototype%': undefined,
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| 75 | '%AsyncFunction%': needsEval,
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| 76 | '%AsyncGenerator%': needsEval,
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| 77 | '%AsyncGeneratorFunction%': needsEval,
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| 78 | '%AsyncIteratorPrototype%': needsEval,
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| 79 | '%Atomics%': typeof Atomics === 'undefined' ? undefined : Atomics,
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| 80 | '%BigInt%': typeof BigInt === 'undefined' ? undefined : BigInt,
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| 81 | '%BigInt64Array%': typeof BigInt64Array === 'undefined' ? undefined : BigInt64Array,
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| 82 | '%BigUint64Array%': typeof BigUint64Array === 'undefined' ? undefined : BigUint64Array,
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| 83 | '%Boolean%': Boolean,
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| 84 | '%DataView%': typeof DataView === 'undefined' ? undefined : DataView,
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| 85 | '%Date%': Date,
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| 86 | '%decodeURI%': decodeURI,
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| 87 | '%decodeURIComponent%': decodeURIComponent,
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| 88 | '%encodeURI%': encodeURI,
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| 89 | '%encodeURIComponent%': encodeURIComponent,
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| 90 | '%Error%': $Error,
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| 91 | '%eval%': eval, // eslint-disable-line no-eval
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| 92 | '%EvalError%': $EvalError,
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| 93 | '%Float16Array%': typeof Float16Array === 'undefined' ? undefined : Float16Array,
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| 94 | '%Float32Array%': typeof Float32Array === 'undefined' ? undefined : Float32Array,
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| 95 | '%Float64Array%': typeof Float64Array === 'undefined' ? undefined : Float64Array,
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| 96 | '%FinalizationRegistry%': typeof FinalizationRegistry === 'undefined' ? undefined : FinalizationRegistry,
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| 97 | '%Function%': $Function,
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| 98 | '%GeneratorFunction%': needsEval,
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| 99 | '%Int8Array%': typeof Int8Array === 'undefined' ? undefined : Int8Array,
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| 100 | '%Int16Array%': typeof Int16Array === 'undefined' ? undefined : Int16Array,
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| 101 | '%Int32Array%': typeof Int32Array === 'undefined' ? undefined : Int32Array,
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| 102 | '%isFinite%': isFinite,
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| 103 | '%isNaN%': isNaN,
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| 104 | '%IteratorPrototype%': hasSymbols && getProto ? getProto(getProto([][Symbol.iterator]())) : undefined,
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| 105 | '%JSON%': typeof JSON === 'object' ? JSON : undefined,
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| 106 | '%Map%': typeof Map === 'undefined' ? undefined : Map,
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| 107 | '%MapIteratorPrototype%': typeof Map === 'undefined' || !hasSymbols || !getProto ? undefined : getProto(new Map()[Symbol.iterator]()),
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| 108 | '%Math%': Math,
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| 109 | '%Number%': Number,
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| 110 | '%Object%': $Object,
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| 111 | '%Object.getOwnPropertyDescriptor%': $gOPD,
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| 112 | '%parseFloat%': parseFloat,
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| 113 | '%parseInt%': parseInt,
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| 114 | '%Promise%': typeof Promise === 'undefined' ? undefined : Promise,
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| 115 | '%Proxy%': typeof Proxy === 'undefined' ? undefined : Proxy,
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| 116 | '%RangeError%': $RangeError,
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| 117 | '%ReferenceError%': $ReferenceError,
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| 118 | '%Reflect%': typeof Reflect === 'undefined' ? undefined : Reflect,
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| 119 | '%RegExp%': RegExp,
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| 120 | '%Set%': typeof Set === 'undefined' ? undefined : Set,
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| 121 | '%SetIteratorPrototype%': typeof Set === 'undefined' || !hasSymbols || !getProto ? undefined : getProto(new Set()[Symbol.iterator]()),
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| 122 | '%SharedArrayBuffer%': typeof SharedArrayBuffer === 'undefined' ? undefined : SharedArrayBuffer,
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| 123 | '%String%': String,
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| 124 | '%StringIteratorPrototype%': hasSymbols && getProto ? getProto(''[Symbol.iterator]()) : undefined,
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| 125 | '%Symbol%': hasSymbols ? Symbol : undefined,
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| 126 | '%SyntaxError%': $SyntaxError,
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| 127 | '%ThrowTypeError%': ThrowTypeError,
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| 128 | '%TypedArray%': TypedArray,
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| 129 | '%TypeError%': $TypeError,
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| 130 | '%Uint8Array%': typeof Uint8Array === 'undefined' ? undefined : Uint8Array,
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| 131 | '%Uint8ClampedArray%': typeof Uint8ClampedArray === 'undefined' ? undefined : Uint8ClampedArray,
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| 132 | '%Uint16Array%': typeof Uint16Array === 'undefined' ? undefined : Uint16Array,
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| 133 | '%Uint32Array%': typeof Uint32Array === 'undefined' ? undefined : Uint32Array,
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| 134 | '%URIError%': $URIError,
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| 135 | '%WeakMap%': typeof WeakMap === 'undefined' ? undefined : WeakMap,
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| 136 | '%WeakRef%': typeof WeakRef === 'undefined' ? undefined : WeakRef,
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| 137 | '%WeakSet%': typeof WeakSet === 'undefined' ? undefined : WeakSet,
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| 138 |
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| 139 | '%Function.prototype.call%': $call,
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| 140 | '%Function.prototype.apply%': $apply,
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| 141 | '%Object.defineProperty%': $defineProperty,
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| 142 | '%Object.getPrototypeOf%': $ObjectGPO,
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| 143 | '%Math.abs%': abs,
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| 144 | '%Math.floor%': floor,
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| 145 | '%Math.max%': max,
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| 146 | '%Math.min%': min,
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| 147 | '%Math.pow%': pow,
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| 148 | '%Math.round%': round,
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| 149 | '%Math.sign%': sign,
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| 150 | '%Reflect.getPrototypeOf%': $ReflectGPO
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| 151 | };
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| 152 |
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| 153 | if (getProto) {
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| 154 | try {
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| 155 | null.error; // eslint-disable-line no-unused-expressions
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| 156 | } catch (e) {
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| 157 | // https://github.com/tc39/proposal-shadowrealm/pull/384#issuecomment-1364264229
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| 158 | var errorProto = getProto(getProto(e));
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| 159 | INTRINSICS['%Error.prototype%'] = errorProto;
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| 160 | }
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| 161 | }
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| 162 |
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| 163 | var doEval = function doEval(name) {
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| 164 | var value;
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| 165 | if (name === '%AsyncFunction%') {
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| 166 | value = getEvalledConstructor('async function () {}');
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| 167 | } else if (name === '%GeneratorFunction%') {
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| 168 | value = getEvalledConstructor('function* () {}');
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| 169 | } else if (name === '%AsyncGeneratorFunction%') {
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| 170 | value = getEvalledConstructor('async function* () {}');
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| 171 | } else if (name === '%AsyncGenerator%') {
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| 172 | var fn = doEval('%AsyncGeneratorFunction%');
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| 173 | if (fn) {
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| 174 | value = fn.prototype;
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| 175 | }
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| 176 | } else if (name === '%AsyncIteratorPrototype%') {
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| 177 | var gen = doEval('%AsyncGenerator%');
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| 178 | if (gen && getProto) {
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| 179 | value = getProto(gen.prototype);
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| 180 | }
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| 181 | }
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| 182 |
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| 183 | INTRINSICS[name] = value;
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| 184 |
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| 185 | return value;
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| 186 | };
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| 187 |
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| 188 | var LEGACY_ALIASES = {
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| 189 | __proto__: null,
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| 190 | '%ArrayBufferPrototype%': ['ArrayBuffer', 'prototype'],
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| 191 | '%ArrayPrototype%': ['Array', 'prototype'],
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| 192 | '%ArrayProto_entries%': ['Array', 'prototype', 'entries'],
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| 193 | '%ArrayProto_forEach%': ['Array', 'prototype', 'forEach'],
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| 194 | '%ArrayProto_keys%': ['Array', 'prototype', 'keys'],
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| 195 | '%ArrayProto_values%': ['Array', 'prototype', 'values'],
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| 196 | '%AsyncFunctionPrototype%': ['AsyncFunction', 'prototype'],
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| 197 | '%AsyncGenerator%': ['AsyncGeneratorFunction', 'prototype'],
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| 198 | '%AsyncGeneratorPrototype%': ['AsyncGeneratorFunction', 'prototype', 'prototype'],
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| 199 | '%BooleanPrototype%': ['Boolean', 'prototype'],
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| 200 | '%DataViewPrototype%': ['DataView', 'prototype'],
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| 201 | '%DatePrototype%': ['Date', 'prototype'],
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| 202 | '%ErrorPrototype%': ['Error', 'prototype'],
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| 203 | '%EvalErrorPrototype%': ['EvalError', 'prototype'],
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| 204 | '%Float32ArrayPrototype%': ['Float32Array', 'prototype'],
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| 205 | '%Float64ArrayPrototype%': ['Float64Array', 'prototype'],
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| 206 | '%FunctionPrototype%': ['Function', 'prototype'],
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| 207 | '%Generator%': ['GeneratorFunction', 'prototype'],
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| 208 | '%GeneratorPrototype%': ['GeneratorFunction', 'prototype', 'prototype'],
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| 209 | '%Int8ArrayPrototype%': ['Int8Array', 'prototype'],
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| 210 | '%Int16ArrayPrototype%': ['Int16Array', 'prototype'],
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| 211 | '%Int32ArrayPrototype%': ['Int32Array', 'prototype'],
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| 212 | '%JSONParse%': ['JSON', 'parse'],
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| 213 | '%JSONStringify%': ['JSON', 'stringify'],
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| 214 | '%MapPrototype%': ['Map', 'prototype'],
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| 215 | '%NumberPrototype%': ['Number', 'prototype'],
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| 216 | '%ObjectPrototype%': ['Object', 'prototype'],
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| 217 | '%ObjProto_toString%': ['Object', 'prototype', 'toString'],
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| 218 | '%ObjProto_valueOf%': ['Object', 'prototype', 'valueOf'],
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| 219 | '%PromisePrototype%': ['Promise', 'prototype'],
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| 220 | '%PromiseProto_then%': ['Promise', 'prototype', 'then'],
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| 221 | '%Promise_all%': ['Promise', 'all'],
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| 222 | '%Promise_reject%': ['Promise', 'reject'],
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| 223 | '%Promise_resolve%': ['Promise', 'resolve'],
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| 224 | '%RangeErrorPrototype%': ['RangeError', 'prototype'],
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| 225 | '%ReferenceErrorPrototype%': ['ReferenceError', 'prototype'],
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| 226 | '%RegExpPrototype%': ['RegExp', 'prototype'],
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| 227 | '%SetPrototype%': ['Set', 'prototype'],
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| 228 | '%SharedArrayBufferPrototype%': ['SharedArrayBuffer', 'prototype'],
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| 229 | '%StringPrototype%': ['String', 'prototype'],
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| 230 | '%SymbolPrototype%': ['Symbol', 'prototype'],
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| 231 | '%SyntaxErrorPrototype%': ['SyntaxError', 'prototype'],
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| 232 | '%TypedArrayPrototype%': ['TypedArray', 'prototype'],
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| 233 | '%TypeErrorPrototype%': ['TypeError', 'prototype'],
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| 234 | '%Uint8ArrayPrototype%': ['Uint8Array', 'prototype'],
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| 235 | '%Uint8ClampedArrayPrototype%': ['Uint8ClampedArray', 'prototype'],
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| 236 | '%Uint16ArrayPrototype%': ['Uint16Array', 'prototype'],
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| 237 | '%Uint32ArrayPrototype%': ['Uint32Array', 'prototype'],
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| 238 | '%URIErrorPrototype%': ['URIError', 'prototype'],
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| 239 | '%WeakMapPrototype%': ['WeakMap', 'prototype'],
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| 240 | '%WeakSetPrototype%': ['WeakSet', 'prototype']
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| 241 | };
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| 242 |
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| 243 | var bind = require('function-bind');
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| 244 | var hasOwn = require('hasown');
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| 245 | var $concat = bind.call($call, Array.prototype.concat);
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| 246 | var $spliceApply = bind.call($apply, Array.prototype.splice);
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| 247 | var $replace = bind.call($call, String.prototype.replace);
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| 248 | var $strSlice = bind.call($call, String.prototype.slice);
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| 249 | var $exec = bind.call($call, RegExp.prototype.exec);
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| 250 |
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| 251 | /* adapted from https://github.com/lodash/lodash/blob/4.17.15/dist/lodash.js#L6735-L6744 */
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| 252 | var rePropName = /[^%.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|%$))/g;
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| 253 | var reEscapeChar = /\\(\\)?/g; /** Used to match backslashes in property paths. */
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| 254 | var stringToPath = function stringToPath(string) {
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| 255 | var first = $strSlice(string, 0, 1);
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| 256 | var last = $strSlice(string, -1);
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| 257 | if (first === '%' && last !== '%') {
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| 258 | throw new $SyntaxError('invalid intrinsic syntax, expected closing `%`');
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| 259 | } else if (last === '%' && first !== '%') {
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| 260 | throw new $SyntaxError('invalid intrinsic syntax, expected opening `%`');
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| 261 | }
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| 262 | var result = [];
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| 263 | $replace(string, rePropName, function (match, number, quote, subString) {
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| 264 | result[result.length] = quote ? $replace(subString, reEscapeChar, '$1') : number || match;
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| 265 | });
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| 266 | return result;
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| 267 | };
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| 268 | /* end adaptation */
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| 269 |
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| 270 | var getBaseIntrinsic = function getBaseIntrinsic(name, allowMissing) {
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| 271 | var intrinsicName = name;
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| 272 | var alias;
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| 273 | if (hasOwn(LEGACY_ALIASES, intrinsicName)) {
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| 274 | alias = LEGACY_ALIASES[intrinsicName];
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| 275 | intrinsicName = '%' + alias[0] + '%';
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| 276 | }
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| 277 |
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| 278 | if (hasOwn(INTRINSICS, intrinsicName)) {
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| 279 | var value = INTRINSICS[intrinsicName];
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| 280 | if (value === needsEval) {
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| 281 | value = doEval(intrinsicName);
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| 282 | }
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| 283 | if (typeof value === 'undefined' && !allowMissing) {
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| 284 | throw new $TypeError('intrinsic ' + name + ' exists, but is not available. Please file an issue!');
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| 285 | }
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| 286 |
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| 287 | return {
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| 288 | alias: alias,
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| 289 | name: intrinsicName,
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| 290 | value: value
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| 291 | };
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| 292 | }
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| 293 |
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| 294 | throw new $SyntaxError('intrinsic ' + name + ' does not exist!');
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| 295 | };
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| 296 |
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| 297 | module.exports = function GetIntrinsic(name, allowMissing) {
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| 298 | if (typeof name !== 'string' || name.length === 0) {
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| 299 | throw new $TypeError('intrinsic name must be a non-empty string');
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| 300 | }
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| 301 | if (arguments.length > 1 && typeof allowMissing !== 'boolean') {
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| 302 | throw new $TypeError('"allowMissing" argument must be a boolean');
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| 303 | }
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| 304 |
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| 305 | if ($exec(/^%?[^%]*%?$/, name) === null) {
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| 306 | throw new $SyntaxError('`%` may not be present anywhere but at the beginning and end of the intrinsic name');
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| 307 | }
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| 308 | var parts = stringToPath(name);
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| 309 | var intrinsicBaseName = parts.length > 0 ? parts[0] : '';
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| 310 |
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| 311 | var intrinsic = getBaseIntrinsic('%' + intrinsicBaseName + '%', allowMissing);
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| 312 | var intrinsicRealName = intrinsic.name;
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| 313 | var value = intrinsic.value;
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| 314 | var skipFurtherCaching = false;
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| 315 |
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| 316 | var alias = intrinsic.alias;
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| 317 | if (alias) {
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| 318 | intrinsicBaseName = alias[0];
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| 319 | $spliceApply(parts, $concat([0, 1], alias));
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| 320 | }
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| 321 |
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| 322 | for (var i = 1, isOwn = true; i < parts.length; i += 1) {
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| 323 | var part = parts[i];
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| 324 | var first = $strSlice(part, 0, 1);
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| 325 | var last = $strSlice(part, -1);
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| 326 | if (
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| 327 | (
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| 328 | (first === '"' || first === "'" || first === '`')
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| 329 | || (last === '"' || last === "'" || last === '`')
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| 330 | )
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| 331 | && first !== last
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| 332 | ) {
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| 333 | throw new $SyntaxError('property names with quotes must have matching quotes');
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| 334 | }
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| 335 | if (part === 'constructor' || !isOwn) {
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| 336 | skipFurtherCaching = true;
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| 337 | }
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| 338 |
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| 339 | intrinsicBaseName += '.' + part;
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| 340 | intrinsicRealName = '%' + intrinsicBaseName + '%';
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| 341 |
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| 342 | if (hasOwn(INTRINSICS, intrinsicRealName)) {
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| 343 | value = INTRINSICS[intrinsicRealName];
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| 344 | } else if (value != null) {
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| 345 | if (!(part in value)) {
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| 346 | if (!allowMissing) {
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| 347 | throw new $TypeError('base intrinsic for ' + name + ' exists, but the property is not available.');
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| 348 | }
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| 349 | return void undefined;
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| 350 | }
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| 351 | if ($gOPD && (i + 1) >= parts.length) {
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| 352 | var desc = $gOPD(value, part);
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| 353 | isOwn = !!desc;
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| 354 |
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| 355 | // By convention, when a data property is converted to an accessor
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| 356 | // property to emulate a data property that does not suffer from
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| 357 | // the override mistake, that accessor's getter is marked with
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| 358 | // an `originalValue` property. Here, when we detect this, we
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| 359 | // uphold the illusion by pretending to see that original data
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| 360 | // property, i.e., returning the value rather than the getter
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| 361 | // itself.
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| 362 | if (isOwn && 'get' in desc && !('originalValue' in desc.get)) {
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| 363 | value = desc.get;
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| 364 | } else {
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| 365 | value = value[part];
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| 366 | }
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| 367 | } else {
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| 368 | isOwn = hasOwn(value, part);
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| 369 | value = value[part];
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| 370 | }
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| 371 |
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| 372 | if (isOwn && !skipFurtherCaching) {
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| 373 | INTRINSICS[intrinsicRealName] = value;
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| 374 | }
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| 375 | }
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| 376 | }
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| 377 | return value;
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| 378 | };
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