Do a block_given check on import so you can call it w/o a block

2011-12-22 11:31:47 -08:00 · 2011-12-22 11:31:47 -08:00 · 1e21fdd67a
commit 1e21fdd67a
parent 698ad0af7e
1 changed files with 1 additions and 1 deletions
--- a/lib/vagrant/driver/virtualbox.rb
+++ b/lib/vagrant/driver/virtualbox.rb
@ -179,7 +179,7 @@ module Vagrant
                current = $1.to_i
                if current > last
                  last = current
-                  yield current
+                  yield current if block_given?
                end
              end
            end