mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-23 13:03:18 +00:00
95 lines
3.6 KiB
JavaScript
95 lines
3.6 KiB
JavaScript
'use strict';
|
|
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 aFunction = require('../internals/a-function');
|
|
var anObject = require('../internals/an-object');
|
|
var classof = require('../internals/classof');
|
|
var getFlags = require('../internals/regexp-flags');
|
|
var hide = require('../internals/hide');
|
|
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 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
|
|
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 (String(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 = String(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 = getFlags.call(R);
|
|
}
|
|
flags = flagsValue === undefined ? '' : String(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://github.com/tc39/proposal-string-matchall
|
|
$({ target: 'String', proto: true }, {
|
|
matchAll: function matchAll(regexp) {
|
|
var O = requireObjectCoercible(this);
|
|
var S, matcher, rx;
|
|
if (regexp != null) {
|
|
matcher = regexp[MATCH_ALL];
|
|
if (matcher === undefined && IS_PURE && classof(regexp) == 'RegExp') matcher = $matchAll;
|
|
if (matcher != null) return aFunction(matcher).call(regexp, O);
|
|
}
|
|
S = String(O);
|
|
rx = new RegExp(regexp, 'g');
|
|
return IS_PURE ? $matchAll.call(rx, S) : rx[MATCH_ALL](S);
|
|
}
|
|
});
|
|
|
|
IS_PURE || MATCH_ALL in RegExpPrototype || hide(RegExpPrototype, MATCH_ALL, $matchAll);
|