Available on macro
Post-I/O callback.
See also:
https://aantron.github.io/luv/luv/Luv/Check
@:noExprstaticinit(loop:Loop):Result<Check>
Allocate and initialize a check handle.
The handle should be cleaned up with eval.luv.Handle.close when no longer needed.
eval.luv.Handle.close
@:noExprstaticstart(this:Check, callback:() ‑> Void):Result<NoData>
Starts the handle with the given callback.
@:noExprstaticstop(this:Check):Result<NoData>
Stops the handle.