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