std::suspend_never - cppreference.com

From cppreference.com

struct suspend_never;

(since C++20)

suspend_never is an empty class which can be used to indicate that an await expression never suspends and does not produce a value.

Member functions

indicates that an await expression never suspends
(public member function)
no-op
(public member function)
no-op
(public member function)

std::suspend_never::await_ready

constexpr bool await_ready() const noexcept { return true; }

Always returns true, indicating that an await expression never suspends.

std::suspend_never::await_suspend

constexpr void await_suspend( std::coroutine_handle<> ) const noexcept {}

Does nothing.

std::suspend_never::await_resume

constexpr void await_resume() const noexcept {}

Does nothing. An await expression does not produce a value if suspend_never is used.

Example

See also