Fix each_keys loop termination condition
commitefaeed97b61f59d493ed8942d711fc705e0e9fb2
authorEric Wong <normalperson@yhbt.net>
Thu, 4 Sep 2008 03:40:43 +0000 (3 20:40 -0700)
committerEric Wong <normalperson@yhbt.net>
Tue, 9 Sep 2008 01:59:24 +0000 (8 18:59 -0700)
tree727aeec45eea7c6c472b96f7cc39b86a03c36847
parent651eeeacec1e9c0d59652c3a0d90ee83ddea46a8
Fix each_keys loop termination condition

The underlying list_keys function can return nil,
so don't try to run .empty? on nil.
lib/mogilefs/mogilefs.rb