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66 lines
2.2 KiB
Text
66 lines
2.2 KiB
Text
'use strict';
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// var Construct = require('es-abstract/2021/Construct');
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var CreateRegExpStringIterator = require('es-abstract/2021/CreateRegExpStringIterator');
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var Get = require('es-abstract/2021/Get');
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var Set = require('es-abstract/2021/Set');
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var SpeciesConstructor = require('es-abstract/2021/SpeciesConstructor');
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var ToLength = require('es-abstract/2021/ToLength');
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var ToString = require('es-abstract/2021/ToString');
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var Type = require('es-abstract/2021/Type');
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var flagsGetter = require('regexp.prototype.flags');
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var callBound = require('call-bind/callBound');
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var $indexOf = callBound('String.prototype.indexOf');
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var OrigRegExp = RegExp;
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var supportsConstructingWithFlags = 'flags' in RegExp.prototype;
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var constructRegexWithFlags = function constructRegex(C, R) {
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var matcher;
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// workaround for older engines that lack RegExp.prototype.flags
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var flags = 'flags' in R ? Get(R, 'flags') : ToString(flagsGetter(R));
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if (supportsConstructingWithFlags && typeof flags === 'string') {
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matcher = new C(R, flags);
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} else if (C === OrigRegExp) {
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// workaround for older engines that can not construct a RegExp with flags
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matcher = new C(R.source, flags);
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} else {
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matcher = new C(R, flags);
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}
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return { flags: flags, matcher: matcher };
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};
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var regexMatchAll = function SymbolMatchAll(string) {
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var R = this;
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if (Type(R) !== 'Object') {
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throw new TypeError('"this" value must be an Object');
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}
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var S = ToString(string);
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var C = SpeciesConstructor(R, OrigRegExp);
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var tmp = constructRegexWithFlags(C, R);
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// var flags = ToString(Get(R, 'flags'));
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var flags = tmp.flags;
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// var matcher = Construct(C, [R, flags]);
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var matcher = tmp.matcher;
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var lastIndex = ToLength(Get(R, 'lastIndex'));
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Set(matcher, 'lastIndex', lastIndex, true);
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var global = $indexOf(flags, 'g') > -1;
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var fullUnicode = $indexOf(flags, 'u') > -1;
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return CreateRegExpStringIterator(matcher, S, global, fullUnicode);
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};
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var defineP = Object.defineProperty;
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var gOPD = Object.getOwnPropertyDescriptor;
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if (defineP && gOPD) {
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var desc = gOPD(regexMatchAll, 'name');
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if (desc && desc.configurable) {
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defineP(regexMatchAll, 'name', { value: '[Symbol.matchAll]' });
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}
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}
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module.exports = regexMatchAll;
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