108 lines
4.5 KiB
JavaScript
Executable file
108 lines
4.5 KiB
JavaScript
Executable file
'use strict';
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/* eslint-disable es/no-string-prototype-matchall -- safe */
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var $ = require('../internals/export');
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var global = require('../internals/global');
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var call = require('../internals/function-call');
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var uncurryThis = require('../internals/function-uncurry-this');
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var createIteratorConstructor = require('../internals/create-iterator-constructor');
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var requireObjectCoercible = require('../internals/require-object-coercible');
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var toLength = require('../internals/to-length');
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var toString = require('../internals/to-string');
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var anObject = require('../internals/an-object');
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var classof = require('../internals/classof-raw');
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var isPrototypeOf = require('../internals/object-is-prototype-of');
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var isRegExp = require('../internals/is-regexp');
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var regExpFlags = require('../internals/regexp-flags');
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var getMethod = require('../internals/get-method');
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var redefine = require('../internals/redefine');
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var fails = require('../internals/fails');
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var wellKnownSymbol = require('../internals/well-known-symbol');
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var speciesConstructor = require('../internals/species-constructor');
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var advanceStringIndex = require('../internals/advance-string-index');
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var regExpExec = require('../internals/regexp-exec-abstract');
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var InternalStateModule = require('../internals/internal-state');
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var IS_PURE = require('../internals/is-pure');
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var MATCH_ALL = wellKnownSymbol('matchAll');
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var REGEXP_STRING = 'RegExp String';
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var REGEXP_STRING_ITERATOR = REGEXP_STRING + ' Iterator';
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var setInternalState = InternalStateModule.set;
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var getInternalState = InternalStateModule.getterFor(REGEXP_STRING_ITERATOR);
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var RegExpPrototype = RegExp.prototype;
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var TypeError = global.TypeError;
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var getFlags = uncurryThis(regExpFlags);
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var stringIndexOf = uncurryThis(''.indexOf);
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var un$MatchAll = uncurryThis(''.matchAll);
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var WORKS_WITH_NON_GLOBAL_REGEX = !!un$MatchAll && !fails(function () {
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un$MatchAll('a', /./);
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});
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var $RegExpStringIterator = createIteratorConstructor(function RegExpStringIterator(regexp, string, $global, fullUnicode) {
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setInternalState(this, {
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type: REGEXP_STRING_ITERATOR,
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regexp: regexp,
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string: string,
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global: $global,
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unicode: fullUnicode,
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done: false
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});
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}, REGEXP_STRING, function next() {
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var state = getInternalState(this);
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if (state.done) return { value: undefined, done: true };
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var R = state.regexp;
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var S = state.string;
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var match = regExpExec(R, S);
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if (match === null) return { value: undefined, done: state.done = true };
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if (state.global) {
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if (toString(match[0]) === '') R.lastIndex = advanceStringIndex(S, toLength(R.lastIndex), state.unicode);
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return { value: match, done: false };
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}
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state.done = true;
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return { value: match, done: false };
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});
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var $matchAll = function (string) {
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var R = anObject(this);
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var S = toString(string);
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var C, flagsValue, flags, matcher, $global, fullUnicode;
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C = speciesConstructor(R, RegExp);
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flagsValue = R.flags;
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if (flagsValue === undefined && isPrototypeOf(RegExpPrototype, R) && !('flags' in RegExpPrototype)) {
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flagsValue = getFlags(R);
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}
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flags = flagsValue === undefined ? '' : toString(flagsValue);
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matcher = new C(C === RegExp ? R.source : R, flags);
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$global = !!~stringIndexOf(flags, 'g');
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fullUnicode = !!~stringIndexOf(flags, 'u');
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matcher.lastIndex = toLength(R.lastIndex);
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return new $RegExpStringIterator(matcher, S, $global, fullUnicode);
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};
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// `String.prototype.matchAll` method
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// https://tc39.es/ecma262/#sec-string.prototype.matchall
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$({ target: 'String', proto: true, forced: WORKS_WITH_NON_GLOBAL_REGEX }, {
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matchAll: function matchAll(regexp) {
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var O = requireObjectCoercible(this);
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var flags, S, matcher, rx;
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if (regexp != null) {
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if (isRegExp(regexp)) {
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flags = toString(requireObjectCoercible('flags' in RegExpPrototype
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? regexp.flags
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: getFlags(regexp)
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));
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if (!~stringIndexOf(flags, 'g')) throw TypeError('`.matchAll` does not allow non-global regexes');
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}
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if (WORKS_WITH_NON_GLOBAL_REGEX) return un$MatchAll(O, regexp);
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matcher = getMethod(regexp, MATCH_ALL);
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if (matcher === undefined && IS_PURE && classof(regexp) == 'RegExp') matcher = $matchAll;
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if (matcher) return call(matcher, regexp, O);
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} else if (WORKS_WITH_NON_GLOBAL_REGEX) return un$MatchAll(O, regexp);
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S = toString(O);
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rx = new RegExp(regexp, 'g');
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return IS_PURE ? call($matchAll, rx, S) : rx[MATCH_ALL](S);
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}
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});
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IS_PURE || MATCH_ALL in RegExpPrototype || redefine(RegExpPrototype, MATCH_ALL, $matchAll);
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