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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 var $regexpExec; | 5 var $regexpExec; |
6 var $regexpExecNoTests; | 6 var $regexpExecNoTests; |
7 var $regexpLastMatchInfo; | 7 var $regexpLastMatchInfo; |
8 var $regexpLastMatchInfoOverride; | 8 var $regexpLastMatchInfoOverride; |
9 var harmony_regexps = false; | 9 var harmony_regexps = false; |
10 var harmony_unicode_regexps = false; | 10 var harmony_unicode_regexps = false; |
11 | 11 |
12 (function(global, shared, exports) { | 12 (function(global, shared, exports) { |
13 | 13 |
14 %CheckIsBootstrapping(); | 14 %CheckIsBootstrapping(); |
15 | 15 |
16 // ------------------------------------------------------------------- | |
17 // Imports | |
18 | |
19 var GlobalRegExp = global.RegExp; | 16 var GlobalRegExp = global.RegExp; |
20 var InternalPackedArray = shared.InternalPackedArray; | |
21 | |
22 // ------------------------------------------------------------------- | |
23 | 17 |
24 // Property of the builtins object for recording the result of the last | 18 // Property of the builtins object for recording the result of the last |
25 // regexp match. The property $regexpLastMatchInfo includes the matchIndices | 19 // regexp match. The property $regexpLastMatchInfo includes the matchIndices |
26 // array of the last successful regexp match (an array of start/end index | 20 // array of the last successful regexp match (an array of start/end index |
27 // pairs for the match and all the captured substrings), the invariant is | 21 // pairs for the match and all the captured substrings), the invariant is |
28 // that there are at least two capture indeces. The array also contains | 22 // that there are at least two capture indeces. The array also contains |
29 // the subject string for the last successful match. | 23 // the subject string for the last successful match. |
30 $regexpLastMatchInfo = new InternalPackedArray( | 24 $regexpLastMatchInfo = new InternalPackedArray( |
31 2, // REGEXP_NUMBER_OF_CAPTURES | 25 2, // REGEXP_NUMBER_OF_CAPTURES |
32 "", // Last subject. | 26 "", // Last subject. |
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442 %DefineAccessorPropertyUnchecked(GlobalRegExp, '$' + i, | 436 %DefineAccessorPropertyUnchecked(GlobalRegExp, '$' + i, |
443 RegExpMakeCaptureGetter(i), NoOpSetter, | 437 RegExpMakeCaptureGetter(i), NoOpSetter, |
444 DONT_DELETE); | 438 DONT_DELETE); |
445 } | 439 } |
446 %ToFastProperties(GlobalRegExp); | 440 %ToFastProperties(GlobalRegExp); |
447 | 441 |
448 $regexpExecNoTests = RegExpExecNoTests; | 442 $regexpExecNoTests = RegExpExecNoTests; |
449 $regexpExec = DoRegExpExec; | 443 $regexpExec = DoRegExpExec; |
450 | 444 |
451 }) | 445 }) |
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