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38 lines
1.5 KiB
38 lines
1.5 KiB
2 years ago
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'use strict';
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var call = require('../internals/function-call');
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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 requireObjectCoercible = require('../internals/require-object-coercible');
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var sameValue = require('../internals/same-value');
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var toString = require('../internals/to-string');
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var getMethod = require('../internals/get-method');
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var regExpExec = require('../internals/regexp-exec-abstract');
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// @@search logic
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fixRegExpWellKnownSymbolLogic('search', function (SEARCH, nativeSearch, maybeCallNative) {
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return [
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// `String.prototype.search` method
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// https://tc39.es/ecma262/#sec-string.prototype.search
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function search(regexp) {
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var O = requireObjectCoercible(this);
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var searcher = regexp == undefined ? undefined : getMethod(regexp, SEARCH);
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return searcher ? call(searcher, regexp, O) : new RegExp(regexp)[SEARCH](toString(O));
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},
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// `RegExp.prototype[@@search]` method
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// https://tc39.es/ecma262/#sec-regexp.prototype-@@search
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function (string) {
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var rx = anObject(this);
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var S = toString(string);
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var res = maybeCallNative(nativeSearch, rx, S);
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if (res.done) return res.value;
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var previousLastIndex = rx.lastIndex;
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if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;
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var result = regExpExec(rx, S);
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if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;
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return result === null ? -1 : result.index;
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}
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];
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});
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