Re: incompatibilities to 5.0 beta

["C.S. Brooks" <chrisb@...>]

I like the coroutine changes; they seem more intuitive.

But: is there any way to tell if a coroutine returned returned due to a
yield, or due to a "return"? (I mean a generalized way, that doesn't depend
on the function "return"ing a special value.)

---
C.S. Brooks
Professor Fog's Workshop
http://www.fogsworkshop.com


----- Original Message -----
From: "Roberto Ierusalimschy" <roberto@inf.puc-rio.br>
To: "Multiple recipients of list" <lua-l@tecgraf.puc-rio.br>
Sent: Tuesday, November 19, 2002 8:06 AM
Subject: incompatibilities to 5.0 beta


>
> * coroutine.resume works in "protected mode", like pcall. Its first
> return is true or false (absence or presence of errors). If true, the
> other results are the arguments to yield, or the return of the body. If
> false, the other argument is the error message. (The function returned
> by "wrap" does not work in protected mode.)
>