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associated_cancellation_slot< reference_wrapper< T >, CancellationSlot >::type

Forwards type to the associator specialisation for the unwrapped type T.

typedef associated_cancellation_slot< T, CancellationSlot >::type type;
Types

Name

Description

type

If T has a nested type cancellation_slot_type, T::cancellation_slot_type. Otherwise CancellationSlot.

Member Functions

Name

Description

decltype [static]

If T has a nested type cancellation_slot_type, returns t.get_cancellation_slot(). Otherwise returns type().

If T has a nested type cancellation_slot_type, returns t.get_cancellation_slot(). Otherwise returns s.

Data Members

Name

Description

noexcept

A program may specialise this traits type if the T template parameter in the specialisation is a user-defined type. The template parameter CancellationSlot shall be a type meeting the CancellationSlot requirements.

Specialisations shall meet the following requirements, where t is a const reference to an object of type T, and s is an object of type CancellationSlot.

Requirements

Header: boost/asio/associated_cancellation_slot.hpp

Convenience header: boost/asio.hpp


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