uni20::async::Defer< T > Class Template Reference

Move-only deferred writer helper for a single WriteBuffer<T>. More...

#include <future_value.hpp>

Public Types
using	value_type = T

Public Member Functions
	Defer ()=delete
	No default construction.
	Defer (Async< T > &w)
	Construct from an Async writer endpoint.
	Defer (Defer &&)=default
	Move constructor.
	Defer (Defer const &)=delete
	Non-copyable.
	Defer (WriteBuffer< T > &&w)
	Construct from an existing write buffer.
Defer &	operator= (Defer &&)=delete
	Non-move-assignable.
Defer &	operator= (Defer const &)=delete
	Non-copyable.
template<typename U > requires std::assignable_from<T&, async_value_t<U>>
void	operator= (U &&val)
	Schedule assignment through the deferred writer.
void	release ()
	Release the retained write buffer early.
WriteProxy< T >	write ()
	Get the WriteBuffer for coroutine-based use.
template<typename U > requires std::constructible_from<T, U&&>
void	write_assert (U &&val)
	Write immediately without suspending — asserts write readiness.

Detailed Description

template<typename T>
class uni20::async::Defer< T >

Move-only deferred writer helper for a single WriteBuffer<T>.

Template Parameters

T	Value type written through the deferred handle.

Member Typedef Documentation

value_type

template<typename T >

using uni20::async::Defer< T >::value_type = T

Constructor & Destructor Documentation

Defer() [1/5]

template<typename T >

uni20::async::Defer< T >::Defer ( Defer< T > &&  )

default

Move constructor.

Defer() [2/5]

template<typename T >

uni20::async::Defer< T >::Defer ( )

delete

No default construction.

Defer() [3/5]

template<typename T >

uni20::async::Defer< T >::Defer ( Defer< T > const &  )

delete

Non-copyable.

Defer() [4/5]

template<typename T >

uni20::async::Defer< T >::Defer ( Async< T > &  w )

inlineexplicit

Construct from an Async writer endpoint.

Parameters

w	Async value whose write buffer should be retained.

Defer() [5/5]

template<typename T >

uni20::async::Defer< T >::Defer ( WriteBuffer< T > &&  w )

inlineexplicit

Construct from an existing write buffer.

Parameters

w	Write buffer to retain.

Member Function Documentation

operator=() [1/3]

template<typename T >

Defer & uni20::async::Defer< T >::operator= ( Defer< T > &&  )

delete

Non-move-assignable.

operator=() [2/3]

template<typename T >

Defer & uni20::async::Defer< T >::operator= ( Defer< T > const &  )

delete

Non-copyable.

operator=() [3/3]

template<typename T >

template<typename U >
requires std::assignable_from<T&, async_value_t<U>>

void uni20::async::Defer< T >::operator= ( U &&  val )

inline

Schedule assignment through the deferred writer.

Template Parameters

U	Source type.

Parameters

val	Source expression to assign.

release()

template<typename T >

void uni20::async::Defer< T >::release ( )

inline

Release the retained write buffer early.

write()

template<typename T >

WriteProxy< T > uni20::async::Defer< T >::write ( )

inline

Get the WriteBuffer for coroutine-based use.

write_assert()

template<typename T >

template<typename U >
requires std::constructible_from<T, U&&>

void uni20::async::Defer< T >::write_assert ( U &&  val )

inline

Write immediately without suspending — asserts write readiness.

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The documentation for this class was generated from the following files:

• buffers.hpp
• future_value.hpp