sub.hpp

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// SPDX-License-Identifier: BSD-2-Clause
 
#ifndef pRC_CORE_VALUE_FUNCTIONS_SUB_H
#define pRC_CORE_VALUE_FUNCTIONS_SUB_H
 
#include <prc/core/value/float.hpp>
#include <prc/core/value/functions/cast.hpp>
#include <prc/core/value/integer.hpp>
#include <prc/core/value/type_traits.hpp>
 
namespace pRC
{
    template<class TA, class TB, If<IsFloat<TA>> = 0, If<IsFloat<TB>> = 0>
    static inline constexpr auto operator-(TA const &a, TB const &b)
    {
        return Float(a() - b());
    }
 
    template<class TA, class TB, If<IsInteger<TA>> = 0, If<IsFloat<TB>> = 0>
    static inline constexpr auto operator-(TA const &a, TB const &b)
    {
        return cast<Float<>>(a) - b;
    }
 
    template<class TA, class TB, If<IsFloat<TA>> = 0, If<IsInteger<TB>> = 0>
    static inline constexpr auto operator-(TA const &a, TB const &b)
    {
        return a - cast<Float<>>(b);
    }
 
    template<class TA, class TB, If<IsInteger<TA>> = 0, If<IsInteger<TB>> = 0>
    static inline constexpr auto operator-(TA const &a, TB const &b)
    {
        return Integer(a() - b());
    }
}
#endif // pRC_CORE_VALUE_FUNCTIONS_SUB_H