http://qs321.pair.com?node_id=735141


in reply to Re: Print all derefs and method calls in a directory (Friday golf)
in thread Print all derefs and method calls in a directory (Friday golf)

Assuming rgrep does what I thik it does, $1 will never be undef since he pre-filters the lines.

(Nevermind, the patterns are different, so it's possible.)

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