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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 "allocation.h" | 10 #include "allocation.h" |
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398 const char* token = | 398 const char* token = |
399 reinterpret_cast<const char*>(literal_one_byte_string().start()); | 399 reinterpret_cast<const char*>(literal_one_byte_string().start()); |
400 *is_get = strncmp(token, "get", 3) == 0; | 400 *is_get = strncmp(token, "get", 3) == 0; |
401 *is_set = !*is_get && strncmp(token, "set", 3) == 0; | 401 *is_set = !*is_get && strncmp(token, "set", 3) == 0; |
402 } | 402 } |
403 } | 403 } |
404 | 404 |
405 int FindNumber(DuplicateFinder* finder, int value); | 405 int FindNumber(DuplicateFinder* finder, int value); |
406 int FindSymbol(DuplicateFinder* finder, int value); | 406 int FindSymbol(DuplicateFinder* finder, int value); |
407 | 407 |
408 void LogSymbol(ParserRecorder* log, int position); | |
409 | |
410 UnicodeCache* unicode_cache() { return unicode_cache_; } | 408 UnicodeCache* unicode_cache() { return unicode_cache_; } |
411 | 409 |
412 // Returns the location of the last seen octal literal. | 410 // Returns the location of the last seen octal literal. |
413 Location octal_position() const { return octal_pos_; } | 411 Location octal_position() const { return octal_pos_; } |
414 void clear_octal_position() { octal_pos_ = Location::invalid(); } | 412 void clear_octal_position() { octal_pos_ = Location::invalid(); } |
415 | 413 |
416 // Seek forward to the given position. This operation does not | 414 // Seek forward to the given position. This operation does not |
417 // work in general, for instance when there are pushed back | 415 // work in general, for instance when there are pushed back |
418 // characters, but works for seeking forward until simple delimiter | 416 // characters, but works for seeking forward until simple delimiter |
419 // tokens, which is what it is used for. | 417 // tokens, which is what it is used for. |
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631 bool harmony_scoping_; | 629 bool harmony_scoping_; |
632 // Whether we scan 'module', 'import', 'export' as keywords. | 630 // Whether we scan 'module', 'import', 'export' as keywords. |
633 bool harmony_modules_; | 631 bool harmony_modules_; |
634 // Whether we scan 0o777 and 0b111 as numbers. | 632 // Whether we scan 0o777 and 0b111 as numbers. |
635 bool harmony_numeric_literals_; | 633 bool harmony_numeric_literals_; |
636 }; | 634 }; |
637 | 635 |
638 } } // namespace v8::internal | 636 } } // namespace v8::internal |
639 | 637 |
640 #endif // V8_SCANNER_H_ | 638 #endif // V8_SCANNER_H_ |
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