GoScrobble/web/node_modules/core-js/modules/es.string.match-all.js

112 lines
4.5 KiB
JavaScript
Raw Normal View History

2022-04-25 02:47:15 +00:00
'use strict';
/* eslint-disable es/no-string-prototype-matchall -- safe */
var $ = require('../internals/export');
var createIteratorConstructor = require('../internals/create-iterator-constructor');
var requireObjectCoercible = require('../internals/require-object-coercible');
var toLength = require('../internals/to-length');
var toString = require('../internals/to-string');
var aFunction = require('../internals/a-function');
var anObject = require('../internals/an-object');
var classof = require('../internals/classof-raw');
var isRegExp = require('../internals/is-regexp');
var getRegExpFlags = require('../internals/regexp-flags');
var createNonEnumerableProperty = require('../internals/create-non-enumerable-property');
var fails = require('../internals/fails');
var wellKnownSymbol = require('../internals/well-known-symbol');
var speciesConstructor = require('../internals/species-constructor');
var advanceStringIndex = require('../internals/advance-string-index');
var InternalStateModule = require('../internals/internal-state');
var IS_PURE = require('../internals/is-pure');
var MATCH_ALL = wellKnownSymbol('matchAll');
var REGEXP_STRING = 'RegExp String';
var REGEXP_STRING_ITERATOR = REGEXP_STRING + ' Iterator';
var setInternalState = InternalStateModule.set;
var getInternalState = InternalStateModule.getterFor(REGEXP_STRING_ITERATOR);
var RegExpPrototype = RegExp.prototype;
var regExpBuiltinExec = RegExpPrototype.exec;
var nativeMatchAll = ''.matchAll;
var WORKS_WITH_NON_GLOBAL_REGEX = !!nativeMatchAll && !fails(function () {
'a'.matchAll(/./);
});
var regExpExec = function (R, S) {
var exec = R.exec;
var result;
if (typeof exec == 'function') {
result = exec.call(R, S);
if (typeof result != 'object') throw TypeError('Incorrect exec result');
return result;
} return regExpBuiltinExec.call(R, S);
};
// eslint-disable-next-line max-len -- ignore
var $RegExpStringIterator = createIteratorConstructor(function RegExpStringIterator(regexp, string, global, fullUnicode) {
setInternalState(this, {
type: REGEXP_STRING_ITERATOR,
regexp: regexp,
string: string,
global: global,
unicode: fullUnicode,
done: false
});
}, REGEXP_STRING, function next() {
var state = getInternalState(this);
if (state.done) return { value: undefined, done: true };
var R = state.regexp;
var S = state.string;
var match = regExpExec(R, S);
if (match === null) return { value: undefined, done: state.done = true };
if (state.global) {
if (toString(match[0]) === '') R.lastIndex = advanceStringIndex(S, toLength(R.lastIndex), state.unicode);
return { value: match, done: false };
}
state.done = true;
return { value: match, done: false };
});
var $matchAll = function (string) {
var R = anObject(this);
var S = toString(string);
var C, flagsValue, flags, matcher, global, fullUnicode;
C = speciesConstructor(R, RegExp);
flagsValue = R.flags;
if (flagsValue === undefined && R instanceof RegExp && !('flags' in RegExpPrototype)) {
flagsValue = getRegExpFlags.call(R);
}
flags = flagsValue === undefined ? '' : toString(flagsValue);
matcher = new C(C === RegExp ? R.source : R, flags);
global = !!~flags.indexOf('g');
fullUnicode = !!~flags.indexOf('u');
matcher.lastIndex = toLength(R.lastIndex);
return new $RegExpStringIterator(matcher, S, global, fullUnicode);
};
// `String.prototype.matchAll` method
// https://tc39.es/ecma262/#sec-string.prototype.matchall
$({ target: 'String', proto: true, forced: WORKS_WITH_NON_GLOBAL_REGEX }, {
matchAll: function matchAll(regexp) {
var O = requireObjectCoercible(this);
var flags, S, matcher, rx;
if (regexp != null) {
if (isRegExp(regexp)) {
flags = toString(requireObjectCoercible('flags' in RegExpPrototype
? regexp.flags
: getRegExpFlags.call(regexp)
));
if (!~flags.indexOf('g')) throw TypeError('`.matchAll` does not allow non-global regexes');
}
if (WORKS_WITH_NON_GLOBAL_REGEX) return nativeMatchAll.apply(O, arguments);
matcher = regexp[MATCH_ALL];
if (matcher === undefined && IS_PURE && classof(regexp) == 'RegExp') matcher = $matchAll;
if (matcher != null) return aFunction(matcher).call(regexp, O);
} else if (WORKS_WITH_NON_GLOBAL_REGEX) return nativeMatchAll.apply(O, arguments);
S = toString(O);
rx = new RegExp(regexp, 'g');
return IS_PURE ? $matchAll.call(rx, S) : rx[MATCH_ALL](S);
}
});
IS_PURE || MATCH_ALL in RegExpPrototype || createNonEnumerableProperty(RegExpPrototype, MATCH_ALL, $matchAll);