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Use std::clamp with C++17

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This commit is contained in:
Charles Dang 2018-01-21 13:45:04 +11:00
parent deee52ce19
commit ba5ddc4bcb
1 changed files with 4 additions and 0 deletions
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4
src/utils/general.hpp
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@ -31,12 +31,16 @@ inline bool chars_less_insensitive(char a, char b) { return tolower(a) < tolower
namespace utils { namespace utils {
#ifdef HAVE_CXX17
using std::clamp;
#else
// NOTE: remove once we have C++17 support and can use std::clamp // NOTE: remove once we have C++17 support and can use std::clamp
template<typename T> template<typename T>
CONSTEXPR const T& clamp(const T& value, const T& min, const T& max) CONSTEXPR const T& clamp(const T& value, const T& min, const T& max)
{ {
return std::max<T>(std::min<T>(value, max), min); return std::max<T>(std::min<T>(value, max), min);
} }
#endif
namespace detail { namespace detail {
/// A struct that exists to implement a generic wrapper for std::find. /// A struct that exists to implement a generic wrapper for std::find.