On Thu, 2005-04-14 at 21:32 -0700, David Wheeler wrote:
> On Apr 14, 2005, at 7:06 PM, Patrick R. Michaud wrote:
> > So,     <[a.z]>  matches "a", ".", and "z",
> > while   <[a..z]> matches characters "a" through "z" inclusive.
> I was going to say that that was inconsistent, but since you never need 
> to repeat a letter in a character class, well, I guess it isn't. But 
> the first person to write <[a...]> gets what's comin' to 'em.

A silly question: is there a canonical character set from which we
extract these ranges? Are we hard-coding Unicode here, or is there some
way for the user to specify the character set for ranges?

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