Public Types | |
| template<typename Fun , typename... Args> | |
| using | result_t = Function::result_t< invokable_t< Fun >, Args...> |
Public Member Functions | |
| template<typename Fun , typename... Args> | |
| auto | requires_ (Fun &&, Args &&...) -> decltype(concepts::valid_expr(concepts::model_of< Function, invokable_t< Fun >, Args...>())) |