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Issue 10828229: Add basic support for Latin1 strings to the API. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 4 months ago
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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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7125 : buffer_(Vector<const byte>::cast(chars)), 7125 : buffer_(Vector<const byte>::cast(chars)),
7126 state_(TWO_BYTE) { } 7126 state_(TWO_BYTE) { }
7127 FlatContent() : buffer_(), state_(NON_FLAT) { } 7127 FlatContent() : buffer_(), state_(NON_FLAT) { }
7128 7128
7129 Vector<const byte> buffer_; 7129 Vector<const byte> buffer_;
7130 State state_; 7130 State state_;
7131 7131
7132 friend class String; 7132 friend class String;
7133 }; 7133 };
7134 7134
7135 enum AsciiHint { MAYBE_ASCII = 0,
7136 STRICT_ASCII = 1,
7137 NOT_ASCII = 2 };
7138
7135 // Get and set the length of the string. 7139 // Get and set the length of the string.
7136 inline int length(); 7140 inline int length();
7137 inline void set_length(int value); 7141 inline void set_length(int value);
7138 7142
7139 // Get and set the hash field of the string. 7143 // Get and set the hash field of the string.
7140 inline uint32_t hash_field(); 7144 inline uint32_t hash_field();
7141 inline void set_hash_field(uint32_t value); 7145 inline void set_hash_field(uint32_t value);
7142 7146
7143 // Returns whether this string has only ASCII chars, i.e. all of them can 7147 // Returns whether this string has only ASCII chars, i.e. all of them can
7144 // be ASCII encoded. This might be the case even if the string is 7148 // be ASCII encoded. This might be the case even if the string is
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8954 } else { 8958 } else {
8955 value &= ~(1 << bit_position); 8959 value &= ~(1 << bit_position);
8956 } 8960 }
8957 return value; 8961 return value;
8958 } 8962 }
8959 }; 8963 };
8960 8964
8961 } } // namespace v8::internal 8965 } } // namespace v8::internal
8962 8966
8963 #endif // V8_OBJECTS_H_ 8967 #endif // V8_OBJECTS_H_
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