calendar::Fractionable Concept Reference

Checks if a type can cast to std::chrono::nanoseconds, which is the assumption of function fraction. More...

#include <datetime.hpp>

Concept definition

template<typename T>
concept calendar::Fractionable =  requires (T t) {
  { duration_cast<nanoseconds>(t) } -> std::same_as<nanoseconds>;
}

Detailed Description

Checks if a type can cast to std::chrono::nanoseconds, which is the assumption of function fraction.

Template Parameters

T	The type to check.