Helper function to obtain an object's associated executor.

template<
    typename T,
    typename ExecutionContext>
associated_executor< T, typename ExecutionContext::executor_type >::type get_associated_executor(
    const T & t,
    ExecutionContext & ctx,
    typename constraint< is_convertible< ExecutionContext &, execution_context & >::value >::type  = 0);

Return Value

associated_executor<T, typename ExecutionContext::executor_type>get(t, ctx.get_executor())