mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-24 01:43:18 +00:00
45 lines
1.6 KiB
JavaScript
45 lines
1.6 KiB
JavaScript
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'use strict';
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var fixRegExpWellKnownSymbolLogic = require('../internals/fix-regexp-well-known-symbol-logic');
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var anObject = require('../internals/an-object');
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var toLength = require('../internals/to-length');
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var requireObjectCoercible = require('../internals/require-object-coercible');
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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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// @@match logic
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fixRegExpWellKnownSymbolLogic('match', 1, function (MATCH, nativeMatch, maybeCallNative) {
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return [
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// `String.prototype.match` method
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// https://tc39.github.io/ecma262/#sec-string.prototype.match
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function match(regexp) {
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var O = requireObjectCoercible(this);
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var matcher = regexp == undefined ? undefined : regexp[MATCH];
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return matcher !== undefined ? matcher.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
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},
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// `RegExp.prototype[@@match]` method
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// https://tc39.github.io/ecma262/#sec-regexp.prototype-@@match
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function (regexp) {
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var res = maybeCallNative(nativeMatch, regexp, this);
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if (res.done) return res.value;
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var rx = anObject(regexp);
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var S = String(this);
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if (!rx.global) return regExpExec(rx, S);
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var fullUnicode = rx.unicode;
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rx.lastIndex = 0;
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var A = [];
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var n = 0;
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var result;
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while ((result = regExpExec(rx, S)) !== null) {
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var matchStr = String(result[0]);
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A[n] = matchStr;
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if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);
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n++;
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}
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return n === 0 ? null : A;
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}
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];
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});
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