Module coroutines 

Collection of I/O-free, resumable and composable process state machines.

Coroutines emit I/O requests that need to be processed by runtimes in order to continue their progression.

Modules

spawn_then_wait

I/O-free coroutine to spawn a process and wait for its child’s exit status.

spawn_then_wait_with_output

I/O-free coroutine to spawn a process and wait for its child’s output.