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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 #ifndef V8_PARSING_PREPARSER_H | 5 #ifndef V8_PARSING_PREPARSER_H |
6 #define V8_PARSING_PREPARSER_H | 6 #define V8_PARSING_PREPARSER_H |
7 | 7 |
8 #include "src/ast/scopes.h" | 8 #include "src/ast/scopes.h" |
9 #include "src/bailout-reason.h" | 9 #include "src/bailout-reason.h" |
10 #include "src/hashmap.h" | 10 #include "src/hashmap.h" |
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985 bool* ok); | 985 bool* ok); |
986 | 986 |
987 inline PreParserExpression RewriteAwaitExpression(PreParserExpression value, | 987 inline PreParserExpression RewriteAwaitExpression(PreParserExpression value, |
988 int pos); | 988 int pos); |
989 | 989 |
990 V8_INLINE Zone* zone() const; | 990 V8_INLINE Zone* zone() const; |
991 V8_INLINE ZoneList<PreParserExpression>* GetNonPatternList() const; | 991 V8_INLINE ZoneList<PreParserExpression>* GetNonPatternList() const; |
992 | 992 |
993 inline PreParserExpression RewriteYieldStar( | 993 inline PreParserExpression RewriteYieldStar( |
994 PreParserExpression generator, PreParserExpression expr, int pos); | 994 PreParserExpression generator, PreParserExpression expr, int pos); |
995 inline PreParserExpression RewriteInstanceof(PreParserExpression lhs, | |
996 PreParserExpression rhs, | |
997 int pos); | |
998 | 995 |
999 private: | 996 private: |
1000 PreParser* pre_parser_; | 997 PreParser* pre_parser_; |
1001 }; | 998 }; |
1002 | 999 |
1003 | 1000 |
1004 // Preparsing checks a JavaScript program and emits preparse-data that helps | 1001 // Preparsing checks a JavaScript program and emits preparse-data that helps |
1005 // a later parsing to be faster. | 1002 // a later parsing to be faster. |
1006 // See preparse-data-format.h for the data format. | 1003 // See preparse-data-format.h for the data format. |
1007 | 1004 |
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1225 ZoneList<PreParserExpression>* PreParserTraits::GetNonPatternList() const { | 1222 ZoneList<PreParserExpression>* PreParserTraits::GetNonPatternList() const { |
1226 return pre_parser_->function_state_->non_patterns_to_rewrite(); | 1223 return pre_parser_->function_state_->non_patterns_to_rewrite(); |
1227 } | 1224 } |
1228 | 1225 |
1229 | 1226 |
1230 PreParserExpression PreParserTraits::RewriteYieldStar( | 1227 PreParserExpression PreParserTraits::RewriteYieldStar( |
1231 PreParserExpression generator, PreParserExpression expression, int pos) { | 1228 PreParserExpression generator, PreParserExpression expression, int pos) { |
1232 return PreParserExpression::Default(); | 1229 return PreParserExpression::Default(); |
1233 } | 1230 } |
1234 | 1231 |
1235 PreParserExpression PreParserTraits::RewriteInstanceof(PreParserExpression lhs, | |
1236 PreParserExpression rhs, | |
1237 int pos) { | |
1238 return PreParserExpression::Default(); | |
1239 } | |
1240 | |
1241 PreParserStatementList PreParser::ParseEagerFunctionBody( | 1232 PreParserStatementList PreParser::ParseEagerFunctionBody( |
1242 PreParserIdentifier function_name, int pos, | 1233 PreParserIdentifier function_name, int pos, |
1243 const PreParserFormalParameters& parameters, FunctionKind kind, | 1234 const PreParserFormalParameters& parameters, FunctionKind kind, |
1244 FunctionLiteral::FunctionType function_type, bool* ok) { | 1235 FunctionLiteral::FunctionType function_type, bool* ok) { |
1245 ParsingModeScope parsing_mode(this, PARSE_EAGERLY); | 1236 ParsingModeScope parsing_mode(this, PARSE_EAGERLY); |
1246 | 1237 |
1247 Scope* inner_scope = scope_; | 1238 Scope* inner_scope = scope_; |
1248 if (!parameters.is_simple) inner_scope = NewScope(scope_, BLOCK_SCOPE); | 1239 if (!parameters.is_simple) inner_scope = NewScope(scope_, BLOCK_SCOPE); |
1249 | 1240 |
1250 { | 1241 { |
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1263 const PreParserFormalParameters& parameters, FunctionKind kind, | 1254 const PreParserFormalParameters& parameters, FunctionKind kind, |
1264 FunctionLiteral::FunctionType function_type, bool* ok) { | 1255 FunctionLiteral::FunctionType function_type, bool* ok) { |
1265 return pre_parser_->ParseEagerFunctionBody(function_name, pos, parameters, | 1256 return pre_parser_->ParseEagerFunctionBody(function_name, pos, parameters, |
1266 kind, function_type, ok); | 1257 kind, function_type, ok); |
1267 } | 1258 } |
1268 | 1259 |
1269 } // namespace internal | 1260 } // namespace internal |
1270 } // namespace v8 | 1261 } // namespace v8 |
1271 | 1262 |
1272 #endif // V8_PARSING_PREPARSER_H | 1263 #endif // V8_PARSING_PREPARSER_H |
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