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Am 20.04.2014 00:45 schröbte Coroutines:
I kinda liked the idea of being able to define custom character
classes for string.match() and the like

That's what I feared ...


Like... string.charclass('u', predicate_function)


`%u` is already taken (and I think Dirk's suggestion would not allow redefining builtin classes).

Philipp