[antlr-interest] case sensitivity for ANTLR v3 lexers

[Martin Probst]

Hi,

> We should also probably let people set the locale for the  
> uppercasing, right?

Doesn't it (=Java) use the correct locale by default? I'm not sure  
there is a difference within Latin character sets, and for other  
stuff you need to use IBM ICU or something comparable anyways. Maybe  
just allowing to override matches(char c) is indeed enough.

Martin