Select option to send a message without calling a callback on send. More...

#include <select.hpp>

Collaboration diagram for mtcore::thread::SendOptionNoCallback< S >:

Public Types
using	Message = typename S::Message

Public Member Functions
Result< void, SelectOptionErrors >	attempt ()

bool	prevents_deadlock () const noexcept
	Checks if option is still valid (invalidates on channel close)

Public Attributes
S &	channel

Message	m

bool	valid = true

Detailed Description

template<Sender S>
struct mtcore::thread::SendOptionNoCallback< S >

Select option to send a message without calling a callback on send.

Template Parameters

S	Sender to wait on

Definition at line 80 of file select.hpp.

Member Typedef Documentation

◆ Message

template<Sender S>

using mtcore::thread::SendOptionNoCallback< S >::Message = typename S::Message

Definition at line 81 of file select.hpp.

Member Function Documentation

◆ attempt()

template<Sender S>

Result< void, SelectOptionErrors > mtcore::thread::SendOptionNoCallback< S >::attempt ( )

inline

Definition at line 86 of file select.hpp.

                                               {
      auto res = channel.try_send(m);
      if (res.is_success()) {
        return success();
      }
      auto err = res.error().code;
      if constexpr (has_closed_error<std::remove_const_t<decltype(err)>>) {
        if (err == decltype(err)::CHANNEL_CLOSED) {
          valid = false;
          return error(SelectOptionErrors::SKIP);
        }
      }
      return error(SelectOptionErrors::ATTEMPT_FAILED);
    }