The execution::is_operation_state
trait detects
whether a type T satisfies the execution::operation_state concept.
template< typename T> struct is_operation_state
Class template is_operation_state
is a type trait that is derived from true_type
if the type T
meets the concept
definition for an operation_state
,
otherwise false_type
.
Header: asio/execution/operation_state.hpp
Convenience header: asio/execution.hpp