Rob Shearer <textmate <at> v.cx> writes:
[...] I'd like to do the opposite: make all existing grammars include an extension...
Does Textmate already have a simple way to do this?
Is there a better approach to accomplish what I'm looking for?
No, it's not possible. Allan has dropped hints about functionality like this for version 2.0, which should come in a few months.
-Jacob