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: / var / canvas / node_modules / string.prototype.matchall /
Filename : regexp-matchall.js
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'use strict';

// var Construct = require('es-abstract/2022/Construct');
var CreateRegExpStringIterator = require('es-abstract/2022/CreateRegExpStringIterator');
var Get = require('es-abstract/2022/Get');
var Set = require('es-abstract/2022/Set');
var SpeciesConstructor = require('es-abstract/2022/SpeciesConstructor');
var ToLength = require('es-abstract/2022/ToLength');
var ToString = require('es-abstract/2022/ToString');
var Type = require('es-abstract/2022/Type');
var flagsGetter = require('regexp.prototype.flags');
var callBound = require('call-bind/callBound');

var $indexOf = callBound('String.prototype.indexOf');

var OrigRegExp = RegExp;

var supportsConstructingWithFlags = 'flags' in RegExp.prototype;

var constructRegexWithFlags = function constructRegex(C, R) {
	var matcher;
	// workaround for older engines that lack RegExp.prototype.flags
	var flags = 'flags' in R ? Get(R, 'flags') : ToString(flagsGetter(R));
	if (supportsConstructingWithFlags && typeof flags === 'string') {
		matcher = new C(R, flags);
	} else if (C === OrigRegExp) {
		// workaround for older engines that can not construct a RegExp with flags
		matcher = new C(R.source, flags);
	} else {
		matcher = new C(R, flags);
	}
	return { flags: flags, matcher: matcher };
};

var regexMatchAll = function SymbolMatchAll(string) {
	var R = this;
	if (Type(R) !== 'Object') {
		throw new TypeError('"this" value must be an Object');
	}
	var S = ToString(string);
	var C = SpeciesConstructor(R, OrigRegExp);

	var tmp = constructRegexWithFlags(C, R);
	// var flags = ToString(Get(R, 'flags'));
	var flags = tmp.flags;
	// var matcher = Construct(C, [R, flags]);
	var matcher = tmp.matcher;

	var lastIndex = ToLength(Get(R, 'lastIndex'));
	Set(matcher, 'lastIndex', lastIndex, true);
	var global = $indexOf(flags, 'g') > -1;
	var fullUnicode = $indexOf(flags, 'u') > -1;
	return CreateRegExpStringIterator(matcher, S, global, fullUnicode);
};

var defineP = Object.defineProperty;
var gOPD = Object.getOwnPropertyDescriptor;

if (defineP && gOPD) {
	var desc = gOPD(regexMatchAll, 'name');
	if (desc && desc.configurable) {
		defineP(regexMatchAll, 'name', { value: '[Symbol.matchAll]' });
	}
}

module.exports = regexMatchAll;