Le jeudi 10 décembre 2009 à 23:24 +0100, Guillaume Yziquel a écrit :
> Yes. It's also here where I worry about a few things concerning Lwt:
> 
> In Lwt, you have a monadic way to do context switches for multithreading 
> withing a single real thread. So if you use Lwt inside the update cycle, 
> you could well jump out of the update cycle with a Lwt context switch. 
> As long as you do not encounter a Lwt construct within definition of 
> signals and events, you can be pretty sure that the update cycle will go 
> through to its end without using Lwt inside an event/signal. But at the 
> same time, it seems that the monadic way Lwt is built avoids us such 
> problems. But I may be mistaken.

It is possible to use Lwt inside an update cycle. It is not a problem to
switch context in an update cycle as long as you respect React's rules.

> So the compatibility of Lwt and React seems to me a worthwile question 
> if one wants to use OCaml for high availability, reactive, parallel 
> computations. And in this context, making E/S.switch easy to use would 
> quite important...

Thanks to React being lowlevel, the two libraries are compatible out of
the box.

Jérémie