[metapost] Re: envelope proposal 4

Taco Hoekwater taco at elvenkind.com
Thu Mar 17 08:53:39 CET 2005

Larry Siebenmann wrote:

> Quiery: Could one arrange to get a warning in the logfile 
> rather then an error, in case inadvertantly one uses the envelope 
> function with a pen that is not polygonal?  Suggestion: in 
> that case return the trivial path (0,0) of length 0 rather than 
> generating an error.  

Something like that will certainly be available, maybe using an
error that can be suppressed through a switch. I always prefer it
if errors are surpressable (if they are not absolutely fatal ..).
When we get close to actual implementation, there will be some more
talk on this subject.


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