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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 * | 6 * |
7 * | 7 * |
8 * This header provides some of the helpers (std::integral_constant) and | 8 * This header provides some of the helpers (std::integral_constant) and |
9 * type transformations (std::conditional) which will become available with | 9 * type transformations (std::conditional) which will become available with |
10 * C++11 in the type_traits header. | 10 * C++11 in the type_traits header. |
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102 #define SK_CREATE_TYPE_DETECTOR(type) \ | 102 #define SK_CREATE_TYPE_DETECTOR(type) \ |
103 template <typename T> \ | 103 template <typename T> \ |
104 class HasType_##type { \ | 104 class HasType_##type { \ |
105 template <typename U> static uint8_t func(typename U::type*); \ | 105 template <typename U> static uint8_t func(typename U::type*); \ |
106 template <typename U> static uint16_t func(...); \ | 106 template <typename U> static uint16_t func(...); \ |
107 public: \ | 107 public: \ |
108 static const bool value = sizeof(func<T>(NULL)) == sizeof(uint8_t); \ | 108 static const bool value = sizeof(func<T>(NULL)) == sizeof(uint8_t); \ |
109 } | 109 } |
110 | 110 |
111 #endif | 111 #endif |
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