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34 lines
1.4 KiB
34 lines
1.4 KiB
'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 requireObjectCoercible = require('../internals/require-object-coercible'); |
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var sameValue = require('../internals/same-value'); |
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var regExpExec = require('../internals/regexp-exec-abstract'); |
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// @@search logic |
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fixRegExpWellKnownSymbolLogic('search', 1, function (SEARCH, nativeSearch, maybeCallNative) { |
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return [ |
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// `String.prototype.search` method |
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// https://tc39.github.io/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 : regexp[SEARCH]; |
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return searcher !== undefined ? searcher.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O)); |
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}, |
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// `RegExp.prototype[@@search]` method |
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// https://tc39.github.io/ecma262/#sec-regexp.prototype-@@search |
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function (regexp) { |
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var res = maybeCallNative(nativeSearch, 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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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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