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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 // 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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115 ALLOW_HEX = 1, | 115 ALLOW_HEX = 1, |
116 ALLOW_OCTAL = 2, | 116 ALLOW_OCTAL = 2, |
117 ALLOW_IMPLICIT_OCTAL = 4, | 117 ALLOW_IMPLICIT_OCTAL = 4, |
118 ALLOW_BINARY = 8, | 118 ALLOW_BINARY = 8, |
119 ALLOW_TRAILING_JUNK = 16 | 119 ALLOW_TRAILING_JUNK = 16 |
120 }; | 120 }; |
121 | 121 |
122 | 122 |
123 // Converts a string into a double value according to ECMA-262 9.3.1 | 123 // Converts a string into a double value according to ECMA-262 9.3.1 |
124 double StringToDouble(UnicodeCache* unicode_cache, | 124 double StringToDouble(UnicodeCache* unicode_cache, |
125 Vector<const char> str, | 125 Vector<const uint8_t> str, |
126 int flags, | 126 int flags, |
127 double empty_string_val = 0); | 127 double empty_string_val = 0); |
128 double StringToDouble(UnicodeCache* unicode_cache, | 128 double StringToDouble(UnicodeCache* unicode_cache, |
129 Vector<const uc16> str, | 129 Vector<const uc16> str, |
130 int flags, | 130 int flags, |
131 double empty_string_val = 0); | 131 double empty_string_val = 0); |
132 // This version expects a zero-terminated character array. | 132 // This version expects a zero-terminated character array. |
133 double StringToDouble(UnicodeCache* unicode_cache, | 133 double StringToDouble(UnicodeCache* unicode_cache, |
134 const char* str, | 134 const char* str, |
135 int flags, | 135 int flags, |
136 double empty_string_val = 0); | 136 double empty_string_val = 0); |
137 | 137 |
| 138 // Converts a string into an integer. |
| 139 double StringToInt(UnicodeCache* unicode_cache, |
| 140 Vector<const uint8_t> vector, |
| 141 int radix); |
| 142 |
| 143 |
| 144 double StringToInt(UnicodeCache* unicode_cache, |
| 145 Vector<const uc16> vector, |
| 146 int radix); |
| 147 |
138 const int kDoubleToCStringMinBufferSize = 100; | 148 const int kDoubleToCStringMinBufferSize = 100; |
139 | 149 |
140 // Converts a double to a string value according to ECMA-262 9.8.1. | 150 // Converts a double to a string value according to ECMA-262 9.8.1. |
141 // The buffer should be large enough for any floating point number. | 151 // The buffer should be large enough for any floating point number. |
142 // 100 characters is enough. | 152 // 100 characters is enough. |
143 const char* DoubleToCString(double value, Vector<char> buffer); | 153 const char* DoubleToCString(double value, Vector<char> buffer); |
144 | 154 |
145 // Convert an int to a null-terminated string. The returned string is | 155 // Convert an int to a null-terminated string. The returned string is |
146 // located inside the buffer, but not necessarily at the start. | 156 // located inside the buffer, but not necessarily at the start. |
147 const char* IntToCString(int n, Vector<char> buffer); | 157 const char* IntToCString(int n, Vector<char> buffer); |
148 | 158 |
149 // Additional number to string conversions for the number type. | 159 // Additional number to string conversions for the number type. |
150 // The caller is responsible for calling free on the returned pointer. | 160 // The caller is responsible for calling free on the returned pointer. |
151 char* DoubleToFixedCString(double value, int f); | 161 char* DoubleToFixedCString(double value, int f); |
152 char* DoubleToExponentialCString(double value, int f); | 162 char* DoubleToExponentialCString(double value, int f); |
153 char* DoubleToPrecisionCString(double value, int f); | 163 char* DoubleToPrecisionCString(double value, int f); |
154 char* DoubleToRadixCString(double value, int radix); | 164 char* DoubleToRadixCString(double value, int radix); |
155 | 165 |
156 } } // namespace v8::internal | 166 } } // namespace v8::internal |
157 | 167 |
158 #endif // V8_CONVERSIONS_H_ | 168 #endif // V8_CONVERSIONS_H_ |
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