Re: Reset a Lua thread?
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- Subject: Re: Reset a Lua thread?
- From: "Robert G. Jakabosky" <bobby@...>
- Date: Sat, 9 Apr 2011 19:02:05 -0700
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