JavaScript/archive/code/node_modules/get-intrinsic/index.js at main · iu5git/JavaScript · GitHub

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'use strict';

var undefined;

var $SyntaxError = SyntaxError;

var $Function = Function;

var $TypeError = TypeError;

// eslint-disable-next-line consistent-return

var getEvalledConstructor = function (expressionSyntax) {

try {

return $Function('"use strict"; return (' + expressionSyntax + ').constructor;')();

} catch (e) {}

};

var $gOPD = Object.getOwnPropertyDescriptor;

if ($gOPD) {

try {

$gOPD({}, '');

} catch (e) {

$gOPD = null; // this is IE 8, which has a broken gOPD

}

var throwTypeError = function () {

throw new $TypeError();

};

var ThrowTypeError = $gOPD

? (function () {

try {

// eslint-disable-next-line no-unused-expressions, no-caller, no-restricted-properties

arguments.callee; // IE 8 does not throw here

return throwTypeError;

} catch (calleeThrows) {

try {

// IE 8 throws on Object.getOwnPropertyDescriptor(arguments, '')

return $gOPD(arguments, 'callee').get;

} catch (gOPDthrows) {

return throwTypeError;

}

}())

: throwTypeError;

var hasSymbols = require('has-symbols')();

var getProto = Object.getPrototypeOf || function (x) { return x.__proto__; }; // eslint-disable-line no-proto

var needsEval = {};

var TypedArray = typeof Uint8Array === 'undefined' ? undefined : getProto(Uint8Array);

var INTRINSICS = {

'%AggregateError%': typeof AggregateError === 'undefined' ? undefined : AggregateError,

'%Array%': Array,

'%ArrayBuffer%': typeof ArrayBuffer === 'undefined' ? undefined : ArrayBuffer,

'%ArrayIteratorPrototype%': hasSymbols ? getProto([][Symbol.iterator]()) : undefined,

'%AsyncFromSyncIteratorPrototype%': undefined,

'%AsyncFunction%': needsEval,

'%AsyncGenerator%': needsEval,

'%AsyncGeneratorFunction%': needsEval,

'%AsyncIteratorPrototype%': needsEval,

'%Atomics%': typeof Atomics === 'undefined' ? undefined : Atomics,

'%BigInt%': typeof BigInt === 'undefined' ? undefined : BigInt,

'%Boolean%': Boolean,

'%DataView%': typeof DataView === 'undefined' ? undefined : DataView,

'%Date%': Date,

'%decodeURI%': decodeURI,

'%decodeURIComponent%': decodeURIComponent,

'%encodeURI%': encodeURI,

'%encodeURIComponent%': encodeURIComponent,

'%Error%': Error,

'%eval%': eval, // eslint-disable-line no-eval

'%EvalError%': EvalError,

'%Float32Array%': typeof Float32Array === 'undefined' ? undefined : Float32Array,

'%Float64Array%': typeof Float64Array === 'undefined' ? undefined : Float64Array,

'%FinalizationRegistry%': typeof FinalizationRegistry === 'undefined' ? undefined : FinalizationRegistry,

'%Function%': $Function,

'%GeneratorFunction%': needsEval,

'%Int8Array%': typeof Int8Array === 'undefined' ? undefined : Int8Array,

'%Int16Array%': typeof Int16Array === 'undefined' ? undefined : Int16Array,

'%Int32Array%': typeof Int32Array === 'undefined' ? undefined : Int32Array,

'%isFinite%': isFinite,

'%isNaN%': isNaN,

'%IteratorPrototype%': hasSymbols ? getProto(getProto([][Symbol.iterator]())) : undefined,

'%JSON%': typeof JSON === 'object' ? JSON : undefined,

'%Map%': typeof Map === 'undefined' ? undefined : Map,

'%MapIteratorPrototype%': typeof Map === 'undefined' || !hasSymbols ? undefined : getProto(new Map()[Symbol.iterator]()),

'%Math%': Math,

'%Number%': Number,

'%Object%': Object,

'%parseFloat%': parseFloat,

'%parseInt%': parseInt,

'%Promise%': typeof Promise === 'undefined' ? undefined : Promise,

'%Proxy%': typeof Proxy === 'undefined' ? undefined : Proxy,

'%RangeError%': RangeError,

'%ReferenceError%': ReferenceError,

'%Reflect%': typeof Reflect === 'undefined' ? undefined : Reflect,

'%RegExp%': RegExp,

'%Set%': typeof Set === 'undefined' ? undefined : Set,

'%SetIteratorPrototype%': typeof Set === 'undefined' || !hasSymbols ? undefined : getProto(new Set()[Symbol.iterator]()),

'%SharedArrayBuffer%': typeof SharedArrayBuffer === 'undefined' ? undefined : SharedArrayBuffer,

'%String%': String,

'%StringIteratorPrototype%': hasSymbols ? getProto(''[Symbol.iterator]()) : undefined,

'%Symbol%': hasSymbols ? Symbol : undefined,

'%SyntaxError%': $SyntaxError,

'%ThrowTypeError%': ThrowTypeError,

'%TypedArray%': TypedArray,

'%TypeError%': $TypeError,

'%Uint8Array%': typeof Uint8Array === 'undefined' ? undefined : Uint8Array,

'%Uint8ClampedArray%': typeof Uint8ClampedArray === 'undefined' ? undefined : Uint8ClampedArray,

'%Uint16Array%': typeof Uint16Array === 'undefined' ? undefined : Uint16Array,

'%Uint32Array%': typeof Uint32Array === 'undefined' ? undefined : Uint32Array,

'%URIError%': URIError,

'%WeakMap%': typeof WeakMap === 'undefined' ? undefined : WeakMap,

'%WeakRef%': typeof WeakRef === 'undefined' ? undefined : WeakRef,

'%WeakSet%': typeof WeakSet === 'undefined' ? undefined : WeakSet

};

var doEval = function doEval(name) {

var value;

if (name === '%AsyncFunction%') {

value = getEvalledConstructor('async function () {}');

} else if (name === '%GeneratorFunction%') {

value = getEvalledConstructor('function* () {}');

} else if (name === '%AsyncGeneratorFunction%') {

value = getEvalledConstructor('async function* () {}');

} else if (name === '%AsyncGenerator%') {

var fn = doEval('%AsyncGeneratorFunction%');

if (fn) {

value = fn.prototype;

}

} else if (name === '%AsyncIteratorPrototype%') {

var gen = doEval('%AsyncGenerator%');

if (gen) {

value = getProto(gen.prototype);

}

INTRINSICS[name] = value;

return value;

};

var LEGACY_ALIASES = {

'%ArrayBufferPrototype%': ['ArrayBuffer', 'prototype'],

'%ArrayPrototype%': ['Array', 'prototype'],

'%ArrayProto_entries%': ['Array', 'prototype', 'entries'],

'%ArrayProto_forEach%': ['Array', 'prototype', 'forEach'],

'%ArrayProto_keys%': ['Array', 'prototype', 'keys'],

'%ArrayProto_values%': ['Array', 'prototype', 'values'],

'%AsyncFunctionPrototype%': ['AsyncFunction', 'prototype'],

'%AsyncGenerator%': ['AsyncGeneratorFunction', 'prototype'],

'%AsyncGeneratorPrototype%': ['AsyncGeneratorFunction', 'prototype', 'prototype'],

'%BooleanPrototype%': ['Boolean', 'prototype'],

'%DataViewPrototype%': ['DataView', 'prototype'],

'%DatePrototype%': ['Date', 'prototype'],

'%ErrorPrototype%': ['Error', 'prototype'],

'%EvalErrorPrototype%': ['EvalError', 'prototype'],

'%Float32ArrayPrototype%': ['Float32Array', 'prototype'],

'%Float64ArrayPrototype%': ['Float64Array', 'prototype'],

'%FunctionPrototype%': ['Function', 'prototype'],

'%Generator%': ['GeneratorFunction', 'prototype'],

'%GeneratorPrototype%': ['GeneratorFunction', 'prototype', 'prototype'],

'%Int8ArrayPrototype%': ['Int8Array', 'prototype'],

'%Int16ArrayPrototype%': ['Int16Array', 'prototype'],

'%Int32ArrayPrototype%': ['Int32Array', 'prototype'],

'%JSONParse%': ['JSON', 'parse'],

'%JSONStringify%': ['JSON', 'stringify'],

'%MapPrototype%': ['Map', 'prototype'],

'%NumberPrototype%': ['Number', 'prototype'],

'%ObjectPrototype%': ['Object', 'prototype'],

'%ObjProto_toString%': ['Object', 'prototype', 'toString'],

'%ObjProto_valueOf%': ['Object', 'prototype', 'valueOf'],

'%PromisePrototype%': ['Promise', 'prototype'],

'%PromiseProto_then%': ['Promise', 'prototype', 'then'],

'%Promise_all%': ['Promise', 'all'],

'%Promise_reject%': ['Promise', 'reject'],

'%Promise_resolve%': ['Promise', 'resolve'],

'%RangeErrorPrototype%': ['RangeError', 'prototype'],

'%ReferenceErrorPrototype%': ['ReferenceError', 'prototype'],

'%RegExpPrototype%': ['RegExp', 'prototype'],

'%SetPrototype%': ['Set', 'prototype'],

'%SharedArrayBufferPrototype%': ['SharedArrayBuffer', 'prototype'],

'%StringPrototype%': ['String', 'prototype'],

'%SymbolPrototype%': ['Symbol', 'prototype'],

'%SyntaxErrorPrototype%': ['SyntaxError', 'prototype'],

'%TypedArrayPrototype%': ['TypedArray', 'prototype'],

'%TypeErrorPrototype%': ['TypeError', 'prototype'],

'%Uint8ArrayPrototype%': ['Uint8Array', 'prototype'],

'%Uint8ClampedArrayPrototype%': ['Uint8ClampedArray', 'prototype'],

'%Uint16ArrayPrototype%': ['Uint16Array', 'prototype'],

'%Uint32ArrayPrototype%': ['Uint32Array', 'prototype'],

'%URIErrorPrototype%': ['URIError', 'prototype'],

'%WeakMapPrototype%': ['WeakMap', 'prototype'],

'%WeakSetPrototype%': ['WeakSet', 'prototype']

};

var bind = require('function-bind');

var hasOwn = require('has');

var $concat = bind.call(Function.call, Array.prototype.concat);

var $spliceApply = bind.call(Function.apply, Array.prototype.splice);

var $replace = bind.call(Function.call, String.prototype.replace);

var $strSlice = bind.call(Function.call, String.prototype.slice);

/* adapted from https://github.com/lodash/lodash/blob/4.17.15/dist/lodash.js#L6735-L6744 */

var rePropName = /[^%.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|%$))/g;

var reEscapeChar = /\$\$?/g; /** Used to match backslashes in property paths. */

var stringToPath = function stringToPath(string) {

var first = $strSlice(string, 0, 1);

var last = $strSlice(string, -1);

if (first === '%' && last !== '%') {

throw new $SyntaxError('invalid intrinsic syntax, expected closing `%`');

} else if (last === '%' && first !== '%') {

throw new $SyntaxError('invalid intrinsic syntax, expected opening `%`');

}

var result = [];

$replace(string, rePropName, function (match, number, quote, subString) {

result[result.length] = quote ? $replace(subString, reEscapeChar, '$1') : number || match;

});

return result;

};

/* end adaptation */

var getBaseIntrinsic = function getBaseIntrinsic(name, allowMissing) {

var intrinsicName = name;

var alias;

if (hasOwn(LEGACY_ALIASES, intrinsicName)) {

alias = LEGACY_ALIASES[intrinsicName];

intrinsicName = '%' + alias[0] + '%';

}

if (hasOwn(INTRINSICS, intrinsicName)) {

var value = INTRINSICS[intrinsicName];

if (value === needsEval) {

value = doEval(intrinsicName);

}

if (typeof value === 'undefined' && !allowMissing) {

throw new $TypeError('intrinsic ' + name + ' exists, but is not available. Please file an issue!');

}

return {

alias: alias,

name: intrinsicName,

value: value

};

}

throw new $SyntaxError('intrinsic ' + name + ' does not exist!');

};

module.exports = function GetIntrinsic(name, allowMissing) {

if (typeof name !== 'string' || name.length === 0) {

throw new $TypeError('intrinsic name must be a non-empty string');

}

if (arguments.length > 1 && typeof allowMissing !== 'boolean') {

throw new $TypeError('"allowMissing" argument must be a boolean');

}

var parts = stringToPath(name);

var intrinsicBaseName = parts.length > 0 ? parts[0] : '';

var intrinsic = getBaseIntrinsic('%' + intrinsicBaseName + '%', allowMissing);

var intrinsicRealName = intrinsic.name;

var value = intrinsic.value;

var skipFurtherCaching = false;

var alias = intrinsic.alias;

if (alias) {

intrinsicBaseName = alias[0];

$spliceApply(parts, $concat([0, 1], alias));

}

for (var i = 1, isOwn = true; i < parts.length; i += 1) {

var part = parts[i];

var first = $strSlice(part, 0, 1);

var last = $strSlice(part, -1);

if (

(

(first === '"' || first === "'" || first === '`')

|| (last === '"' || last === "'" || last === '`')

)

&& first !== last

) {

throw new $SyntaxError('property names with quotes must have matching quotes');

}

if (part === 'constructor' || !isOwn) {

skipFurtherCaching = true;

}

intrinsicBaseName += '.' + part;

intrinsicRealName = '%' + intrinsicBaseName + '%';

if (hasOwn(INTRINSICS, intrinsicRealName)) {

value = INTRINSICS[intrinsicRealName];

} else if (value != null) {

if (!(part in value)) {

if (!allowMissing) {

throw new $TypeError('base intrinsic for ' + name + ' exists, but the property is not available.');

}

return void undefined;

}

if ($gOPD && (i + 1) >= parts.length) {

var desc = $gOPD(value, part);

isOwn = !!desc;

// By convention, when a data property is converted to an accessor

// property to emulate a data property that does not suffer from

// the override mistake, that accessor's getter is marked with

// an `originalValue` property. Here, when we detect this, we

// uphold the illusion by pretending to see that original data

// property, i.e., returning the value rather than the getter

// itself.

if (isOwn && 'get' in desc && !('originalValue' in desc.get)) {

value = desc.get;

} else {

value = value[part];

}

} else {

isOwn = hasOwn(value, part);

value = value[part];

}

if (isOwn && !skipFurtherCaching) {

INTRINSICS[intrinsicRealName] = value;

}

return value;

};

JavaScript/archive/code/node_modules/get-intrinsic/index.js at main · iu5git/JavaScript · GitHub

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