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整理代码

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蒲爽 2026-09-28 21:33:04 +08:00
commit c7b4e178ec
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util/xpack/numeric.h Executable file
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/*
* Copyright (C) 2021 Duowan Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __X_PACK_NUMERIC_H
#define __X_PACK_NUMERIC_H
namespace xpack {
template <class T>
struct numeric{static bool const value = false; static bool const is_integer = false;static bool const is_float = false;static bool const is_signed = false;};
template<>
struct numeric<char>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<signed char>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<unsigned char>{static bool const value = true; static bool const is_integer = true;;static bool const is_signed = false;};
template<>
struct numeric<short>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<unsigned short>{static bool const value = true; static bool const is_integer = true;;static bool const is_signed = false;};
template<>
struct numeric<int>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<unsigned int>{static bool const value = true; static bool const is_integer = true;;static bool const is_signed = false;};
template<>
struct numeric<long>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<unsigned long>{static bool const value = true; static bool const is_integer = true;;static bool const is_signed = false;};
template<>
struct numeric<long long>{static bool const value = true; static bool const is_integer = true;static bool const is_signed = true;};
template<>
struct numeric<unsigned long long>{static bool const value = true; static bool const is_integer = true;;static bool const is_signed = false;};
template<>
struct numeric<float>{static bool const value = true;static bool const is_float = true;};
template<>
struct numeric<double>{static bool const value = true;static bool const is_float = true;};
template<>
struct numeric<long double>{static bool const value = true;static bool const is_float = true;};
}
#endif