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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 // Features shared by parsing and pre-parsing scanners. | 5 // Features shared by parsing and pre-parsing scanners. |
6 | 6 |
7 #ifndef V8_SCANNER_H_ | 7 #ifndef V8_SCANNER_H_ |
8 #define V8_SCANNER_H_ | 8 #define V8_SCANNER_H_ |
9 | 9 |
10 #include "src/allocation.h" | 10 #include "src/allocation.h" |
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443 // characters, but works for seeking forward until simple delimiter | 443 // characters, but works for seeking forward until simple delimiter |
444 // tokens, which is what it is used for. | 444 // tokens, which is what it is used for. |
445 void SeekForward(int pos); | 445 void SeekForward(int pos); |
446 | 446 |
447 bool HarmonyModules() const { | 447 bool HarmonyModules() const { |
448 return harmony_modules_; | 448 return harmony_modules_; |
449 } | 449 } |
450 void SetHarmonyModules(bool modules) { | 450 void SetHarmonyModules(bool modules) { |
451 harmony_modules_ = modules; | 451 harmony_modules_ = modules; |
452 } | 452 } |
453 bool HarmonyNumericLiterals() const { | |
454 return harmony_numeric_literals_; | |
455 } | |
456 void SetHarmonyNumericLiterals(bool numeric_literals) { | |
457 harmony_numeric_literals_ = numeric_literals; | |
458 } | |
459 bool HarmonyClasses() const { | 453 bool HarmonyClasses() const { |
460 return harmony_classes_; | 454 return harmony_classes_; |
461 } | 455 } |
462 void SetHarmonyClasses(bool classes) { | 456 void SetHarmonyClasses(bool classes) { |
463 harmony_classes_ = classes; | 457 harmony_classes_ = classes; |
464 } | 458 } |
465 bool HarmonyUnicode() const { return harmony_unicode_; } | 459 bool HarmonyUnicode() const { return harmony_unicode_; } |
466 void SetHarmonyUnicode(bool unicode) { harmony_unicode_ = unicode; } | 460 void SetHarmonyUnicode(bool unicode) { harmony_unicode_ = unicode; } |
467 | 461 |
468 // Returns true if there was a line terminator before the peek'ed token, | 462 // Returns true if there was a line terminator before the peek'ed token, |
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732 | 726 |
733 // Whether there is a line terminator whitespace character after | 727 // Whether there is a line terminator whitespace character after |
734 // the current token, and before the next. Does not count newlines | 728 // the current token, and before the next. Does not count newlines |
735 // inside multiline comments. | 729 // inside multiline comments. |
736 bool has_line_terminator_before_next_; | 730 bool has_line_terminator_before_next_; |
737 // Whether there is a multi-line comment that contains a | 731 // Whether there is a multi-line comment that contains a |
738 // line-terminator after the current token, and before the next. | 732 // line-terminator after the current token, and before the next. |
739 bool has_multiline_comment_before_next_; | 733 bool has_multiline_comment_before_next_; |
740 // Whether we scan 'module', 'import', 'export' as keywords. | 734 // Whether we scan 'module', 'import', 'export' as keywords. |
741 bool harmony_modules_; | 735 bool harmony_modules_; |
742 // Whether we scan 0o777 and 0b111 as numbers. | |
743 bool harmony_numeric_literals_; | |
744 // Whether we scan 'class', 'extends', 'static' and 'super' as keywords. | 736 // Whether we scan 'class', 'extends', 'static' and 'super' as keywords. |
745 bool harmony_classes_; | 737 bool harmony_classes_; |
746 // Whether we allow \u{xxxxx}. | 738 // Whether we allow \u{xxxxx}. |
747 bool harmony_unicode_; | 739 bool harmony_unicode_; |
748 }; | 740 }; |
749 | 741 |
750 } } // namespace v8::internal | 742 } } // namespace v8::internal |
751 | 743 |
752 #endif // V8_SCANNER_H_ | 744 #endif // V8_SCANNER_H_ |
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