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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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69 // generic data and choice of implementation - as well as what | 69 // generic data and choice of implementation - as well as what |
70 // the implementation wants to store in the data field. | 70 // the implementation wants to store in the data field. |
71 // Returns false if compilation fails. | 71 // Returns false if compilation fails. |
72 MUST_USE_RESULT static MaybeHandle<Object> Compile( | 72 MUST_USE_RESULT static MaybeHandle<Object> Compile( |
73 Handle<JSRegExp> re, | 73 Handle<JSRegExp> re, |
74 Handle<String> pattern, | 74 Handle<String> pattern, |
75 Handle<String> flags); | 75 Handle<String> flags); |
76 | 76 |
77 // See ECMA-262 section 15.10.6.2. | 77 // See ECMA-262 section 15.10.6.2. |
78 // This function calls the garbage collector if necessary. | 78 // This function calls the garbage collector if necessary. |
79 static Handle<Object> Exec(Handle<JSRegExp> regexp, | 79 MUST_USE_RESULT static MaybeHandle<Object> Exec( |
80 Handle<String> subject, | 80 Handle<JSRegExp> regexp, |
81 int index, | 81 Handle<String> subject, |
82 Handle<JSArray> lastMatchInfo); | 82 int index, |
| 83 Handle<JSArray> lastMatchInfo); |
83 | 84 |
84 // Prepares a JSRegExp object with Irregexp-specific data. | 85 // Prepares a JSRegExp object with Irregexp-specific data. |
85 static void IrregexpInitialize(Handle<JSRegExp> re, | 86 static void IrregexpInitialize(Handle<JSRegExp> re, |
86 Handle<String> pattern, | 87 Handle<String> pattern, |
87 JSRegExp::Flags flags, | 88 JSRegExp::Flags flags, |
88 int capture_register_count); | 89 int capture_register_count); |
89 | 90 |
90 | 91 |
91 static void AtomCompile(Handle<JSRegExp> re, | 92 static void AtomCompile(Handle<JSRegExp> re, |
92 Handle<String> pattern, | 93 Handle<String> pattern, |
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127 static int IrregexpExecRaw(Handle<JSRegExp> regexp, | 128 static int IrregexpExecRaw(Handle<JSRegExp> regexp, |
128 Handle<String> subject, | 129 Handle<String> subject, |
129 int index, | 130 int index, |
130 int32_t* output, | 131 int32_t* output, |
131 int output_size); | 132 int output_size); |
132 | 133 |
133 // Execute an Irregexp bytecode pattern. | 134 // Execute an Irregexp bytecode pattern. |
134 // On a successful match, the result is a JSArray containing | 135 // On a successful match, the result is a JSArray containing |
135 // captured positions. On a failure, the result is the null value. | 136 // captured positions. On a failure, the result is the null value. |
136 // Returns an empty handle in case of an exception. | 137 // Returns an empty handle in case of an exception. |
137 static Handle<Object> IrregexpExec(Handle<JSRegExp> regexp, | 138 MUST_USE_RESULT static MaybeHandle<Object> IrregexpExec( |
138 Handle<String> subject, | 139 Handle<JSRegExp> regexp, |
139 int index, | 140 Handle<String> subject, |
140 Handle<JSArray> lastMatchInfo); | 141 int index, |
| 142 Handle<JSArray> lastMatchInfo); |
141 | 143 |
142 // Set last match info. If match is NULL, then setting captures is omitted. | 144 // Set last match info. If match is NULL, then setting captures is omitted. |
143 static Handle<JSArray> SetLastMatchInfo(Handle<JSArray> last_match_info, | 145 static Handle<JSArray> SetLastMatchInfo(Handle<JSArray> last_match_info, |
144 Handle<String> subject, | 146 Handle<String> subject, |
145 int capture_count, | 147 int capture_count, |
146 int32_t* match); | 148 int32_t* match); |
147 | 149 |
148 | 150 |
149 class GlobalCache { | 151 class GlobalCache { |
150 public: | 152 public: |
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1637 Handle<String> sample_subject, | 1639 Handle<String> sample_subject, |
1638 bool is_ascii, Zone* zone); | 1640 bool is_ascii, Zone* zone); |
1639 | 1641 |
1640 static void DotPrint(const char* label, RegExpNode* node, bool ignore_case); | 1642 static void DotPrint(const char* label, RegExpNode* node, bool ignore_case); |
1641 }; | 1643 }; |
1642 | 1644 |
1643 | 1645 |
1644 } } // namespace v8::internal | 1646 } } // namespace v8::internal |
1645 | 1647 |
1646 #endif // V8_JSREGEXP_H_ | 1648 #endif // V8_JSREGEXP_H_ |
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