You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
41 lines
1.4 KiB
JavaScript
41 lines
1.4 KiB
JavaScript
'use strict';
|
|
|
|
var anObject = require('./_an-object');
|
|
var toLength = require('./_to-length');
|
|
var advanceStringIndex = require('./_advance-string-index');
|
|
var regExpExec = require('./_regexp-exec-abstract');
|
|
|
|
// @@match logic
|
|
require('./_fix-re-wks')('match', 1, function (defined, MATCH, $match, maybeCallNative) {
|
|
return [
|
|
// `String.prototype.match` method
|
|
// https://tc39.github.io/ecma262/#sec-string.prototype.match
|
|
function match(regexp) {
|
|
var O = defined(this);
|
|
var fn = regexp == undefined ? undefined : regexp[MATCH];
|
|
return fn !== undefined ? fn.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
|
|
},
|
|
// `RegExp.prototype[@@match]` method
|
|
// https://tc39.github.io/ecma262/#sec-regexp.prototype-@@match
|
|
function (regexp) {
|
|
var res = maybeCallNative($match, regexp, this);
|
|
if (res.done) return res.value;
|
|
var rx = anObject(regexp);
|
|
var S = String(this);
|
|
if (!rx.global) return regExpExec(rx, S);
|
|
var fullUnicode = rx.unicode;
|
|
rx.lastIndex = 0;
|
|
var A = [];
|
|
var n = 0;
|
|
var result;
|
|
while ((result = regExpExec(rx, S)) !== null) {
|
|
var matchStr = String(result[0]);
|
|
A[n] = matchStr;
|
|
if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);
|
|
n++;
|
|
}
|
|
return n === 0 ? null : A;
|
|
}
|
|
];
|
|
});
|