ark::context_exit_guard class

RAII-style helper for async_context.exit()

call async_context.exit() on destruct, often used in coroutine main function

could use with co_async to accomplish something like well-known sync_wait for awaitables in coroutines ts

Constructors, destructors, conversion operators

context_exit_guard(async_context& ctx)
~context_exit_guard()