invoke_r()

template<typename R , typename C , typename... Ts>
requires (std::is_invocable_r<R, C, Ts...>::value)

constexpr R kumi::invoke_r ( C &&  c, Ts &&...  ts  )

inlineconstexprnoexcept

Invoke the Callable object c with a pack of arguments with return type R.

Template Parameters

R	the return type of the callable

Parameters

c	Callable object to be invoked
ts	elements to be used as arguments to c

Returns

The value returned by c with type R.

Note

Replaces std::invoke_r to avoid depending on functional.