Re: [PATCHv2 1/2] attr: map builtin userdiff drivers to well-known extensions

On Mon, Dec 19, 2011 at 16:49, Jeff King [off-list ref] wrote:

+       "*.perl diff=perl",
+       "*.pl diff=perl",

This should also be:

 *.pm (for Perl module files)
 *.PL (for Makefile.PL)

And it's also very common for Perl code to use, for tests:

 *.t

But that likely runs into the namespace clashing issue all over again.