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Issue 6685050: Merge r7110 from bleeding_edge to 3.0 branch. (Closed) Base URL: http://v8.googlecode.com/svn/branches/3.0/
Patch Set: '' Created 9 years, 9 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 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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418 Parser(Handle<Script> script, 418 Parser(Handle<Script> script,
419 bool allow_natives_syntax, 419 bool allow_natives_syntax,
420 v8::Extension* extension, 420 v8::Extension* extension,
421 ScriptDataImpl* pre_data); 421 ScriptDataImpl* pre_data);
422 virtual ~Parser() { } 422 virtual ~Parser() { }
423 423
424 // Returns NULL if parsing failed. 424 // Returns NULL if parsing failed.
425 FunctionLiteral* ParseProgram(Handle<String> source, 425 FunctionLiteral* ParseProgram(Handle<String> source,
426 bool in_global_context); 426 bool in_global_context);
427 427
428 FunctionLiteral* ParseLazy(Handle<SharedFunctionInfo> info); 428 FunctionLiteral* ParseLazy(CompilationInfo* info);
429 429
430 void ReportMessageAt(Scanner::Location loc, 430 void ReportMessageAt(Scanner::Location loc,
431 const char* message, 431 const char* message,
432 Vector<const char*> args); 432 Vector<const char*> args);
433 void ReportMessageAt(Scanner::Location loc, 433 void ReportMessageAt(Scanner::Location loc,
434 const char* message, 434 const char* message,
435 Vector<Handle<String> > args); 435 Vector<Handle<String> > args);
436 436
437 protected: 437 protected:
438 // Limit on number of function parameters is chosen arbitrarily. 438 // Limit on number of function parameters is chosen arbitrarily.
439 // Code::Flags uses only the low 17 bits of num-parameters to 439 // Code::Flags uses only the low 17 bits of num-parameters to
440 // construct a hashable id, so if more than 2^17 are allowed, this 440 // construct a hashable id, so if more than 2^17 are allowed, this
441 // should be checked. 441 // should be checked.
442 static const int kMaxNumFunctionParameters = 32766; 442 static const int kMaxNumFunctionParameters = 32766;
443 FunctionLiteral* ParseLazy(Handle<SharedFunctionInfo> info, 443 FunctionLiteral* ParseLazy(CompilationInfo* info,
444 UC16CharacterStream* source, 444 UC16CharacterStream* source,
445 ZoneScope* zone_scope); 445 ZoneScope* zone_scope);
446 enum Mode { 446 enum Mode {
447 PARSE_LAZILY, 447 PARSE_LAZILY,
448 PARSE_EAGERLY 448 PARSE_EAGERLY
449 }; 449 };
450 450
451 // Called by ParseProgram after setting up the scanner. 451 // Called by ParseProgram after setting up the scanner.
452 FunctionLiteral* DoParseProgram(Handle<String> source, 452 FunctionLiteral* DoParseProgram(Handle<String> source,
453 bool in_global_context, 453 bool in_global_context,
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787 Handle<Object> ReportUnexpectedToken() { return Handle<Object>::null(); } 787 Handle<Object> ReportUnexpectedToken() { return Handle<Object>::null(); }
788 // Converts the currently parsed literal to a JavaScript String. 788 // Converts the currently parsed literal to a JavaScript String.
789 Handle<String> GetString(); 789 Handle<String> GetString();
790 790
791 JsonScanner scanner_; 791 JsonScanner scanner_;
792 bool stack_overflow_; 792 bool stack_overflow_;
793 }; 793 };
794 } } // namespace v8::internal 794 } } // namespace v8::internal
795 795
796 #endif // V8_PARSER_H_ 796 #endif // V8_PARSER_H_
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