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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 void set_allow_for_of(bool allow) { allow_for_of_ = allow; } | 69 void set_allow_for_of(bool allow) { allow_for_of_ = allow; } |
70 void set_allow_modules(bool allow) { scanner()->SetHarmonyModules(allow); } | 70 void set_allow_modules(bool allow) { scanner()->SetHarmonyModules(allow); } |
71 void set_allow_harmony_scoping(bool allow) { | 71 void set_allow_harmony_scoping(bool allow) { |
72 scanner()->SetHarmonyScoping(allow); | 72 scanner()->SetHarmonyScoping(allow); |
73 } | 73 } |
74 void set_allow_harmony_numeric_literals(bool allow) { | 74 void set_allow_harmony_numeric_literals(bool allow) { |
75 scanner()->SetHarmonyNumericLiterals(allow); | 75 scanner()->SetHarmonyNumericLiterals(allow); |
76 } | 76 } |
77 | 77 |
78 protected: | 78 protected: |
| 79 enum AllowEvalOrArgumentsAsIdentifier { |
| 80 kAllowEvalOrArguments, |
| 81 kDontAllowEvalOrArguments |
| 82 }; |
| 83 |
79 Scanner* scanner() const { return scanner_; } | 84 Scanner* scanner() const { return scanner_; } |
80 int position() { return scanner_->location().beg_pos; } | 85 int position() { return scanner_->location().beg_pos; } |
81 int peek_position() { return scanner_->peek_location().beg_pos; } | 86 int peek_position() { return scanner_->peek_location().beg_pos; } |
82 bool stack_overflow() const { return stack_overflow_; } | 87 bool stack_overflow() const { return stack_overflow_; } |
83 void set_stack_overflow() { stack_overflow_ = true; } | 88 void set_stack_overflow() { stack_overflow_ = true; } |
84 | 89 |
85 INLINE(Token::Value peek()) { | 90 INLINE(Token::Value peek()) { |
86 if (stack_overflow_) return Token::ILLEGAL; | 91 if (stack_overflow_) return Token::ILLEGAL; |
87 return scanner()->peek(); | 92 return scanner()->peek(); |
88 } | 93 } |
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633 Expression ParsePrimaryExpression(bool* ok); | 638 Expression ParsePrimaryExpression(bool* ok); |
634 Expression ParseArrayLiteral(bool* ok); | 639 Expression ParseArrayLiteral(bool* ok); |
635 Expression ParseObjectLiteral(bool* ok); | 640 Expression ParseObjectLiteral(bool* ok); |
636 Expression ParseRegExpLiteral(bool seen_equal, bool* ok); | 641 Expression ParseRegExpLiteral(bool seen_equal, bool* ok); |
637 Expression ParseV8Intrinsic(bool* ok); | 642 Expression ParseV8Intrinsic(bool* ok); |
638 | 643 |
639 Arguments ParseArguments(bool* ok); | 644 Arguments ParseArguments(bool* ok); |
640 Expression ParseFunctionLiteral(bool is_generator, bool* ok); | 645 Expression ParseFunctionLiteral(bool is_generator, bool* ok); |
641 void ParseLazyFunctionLiteralBody(bool* ok); | 646 void ParseLazyFunctionLiteralBody(bool* ok); |
642 | 647 |
643 Identifier ParseIdentifier(bool* ok); | 648 Identifier ParseIdentifier(AllowEvalOrArgumentsAsIdentifier, bool* ok); |
644 Identifier ParseIdentifierName(bool* ok); | 649 Identifier ParseIdentifierName(bool* ok); |
645 Identifier ParseIdentifierNameOrGetOrSet(bool* is_get, | 650 Identifier ParseIdentifierNameOrGetOrSet(bool* is_get, |
646 bool* is_set, | 651 bool* is_set, |
647 bool* ok); | 652 bool* ok); |
648 | 653 |
649 // Logs the currently parsed literal as a symbol in the preparser data. | 654 // Logs the currently parsed literal as a symbol in the preparser data. |
650 void LogSymbol(); | 655 void LogSymbol(); |
651 // Log the currently parsed identifier. | 656 // Log the currently parsed identifier. |
652 Identifier GetIdentifierSymbol(); | 657 Identifier GetIdentifierSymbol(); |
653 // Log the currently parsed string literal. | 658 // Log the currently parsed string literal. |
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683 ParserRecorder* log_; | 688 ParserRecorder* log_; |
684 Scope* scope_; | 689 Scope* scope_; |
685 Scanner::Location strict_mode_violation_location_; | 690 Scanner::Location strict_mode_violation_location_; |
686 const char* strict_mode_violation_type_; | 691 const char* strict_mode_violation_type_; |
687 bool parenthesized_function_; | 692 bool parenthesized_function_; |
688 }; | 693 }; |
689 | 694 |
690 } } // v8::internal | 695 } } // v8::internal |
691 | 696 |
692 #endif // V8_PREPARSER_H | 697 #endif // V8_PREPARSER_H |
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