Roland Conybeare
d1fa15f248
git-subtree-dir: xo-unit git-subtree-mainline:e9ee6992cagit-subtree-split:b531e382c2
34 lines
907 B
C++
34 lines
907 B
C++
/* @file numeric_concept.hpp */
|
|
|
|
#pragma once
|
|
|
|
#include <concepts>
|
|
|
|
namespace xo {
|
|
namespace qty {
|
|
/** @concept numeric_concept
|
|
* @brief Concept for values that participate in arithmetic operations (+,-,*,/) and comparisons
|
|
*
|
|
* Intended to include at least:
|
|
* - built-in integral and floating-point types
|
|
* - xo::raio<U>
|
|
* - xo::unit::quantity<U,R>
|
|
*
|
|
* Intend numeric_concept to apply to types suitable for
|
|
* xo::unit::quantity::repr_type.
|
|
**/
|
|
template <typename T, typename U = T>
|
|
concept numeric_concept = requires(T x, U y)
|
|
{
|
|
{ -x };
|
|
{ x - y };
|
|
{ x + y };
|
|
{ x * y };
|
|
{ x / y };
|
|
{ x == y };
|
|
{ x != y };
|
|
};
|
|
} /*namespace qty*/
|
|
} /*namespace xo*/
|
|
|
|
/* end numeric_concept.hpp */
|