Re: Reset a Lua thread?

["Robert G. Jakabosky" <bobby@...>]

On Saturday 09, Patrick Donnelly wrote:
> On Sat, Apr 9, 2011 at 8:06 PM, Robert G. Jakabosky
> 
> <bobby@sharedrealm.com> wrote:
> > On Saturday 09, Anthony Howe wrote:
> >> Is it possible somehow to reset a Lua coroutine thread in the event of a
> >> script error or some such, without having to nuke the thread and
> >> recreate the thread's state?
> > 
> > I think something like this would work.  (Warning un-tested code).
> > 
> > function resettable_thread(func)
> >  return coroutine.create(function()
> >    repeat
> >      coroutine.yield(pcall(func))
> >    until false
> >  end
> > end
> > 
> > It will always restart the thread with the same function.  You could use
> > a more complex wrapper to allow changing the function that the thread
> > runs.
> 
> You can't use pcall like that in 5.1 if you want func to be able to yield.

Oops, I forgot about that.

-- 
Robert G. Jakabosky