diff options
Diffstat (limited to 'lib/rubygems/util.rb')
-rw-r--r-- | lib/rubygems/util.rb | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/lib/rubygems/util.rb b/lib/rubygems/util.rb index ead2babc1f..2de45c900b 100644 --- a/lib/rubygems/util.rb +++ b/lib/rubygems/util.rb @@ -109,26 +109,15 @@ module Gem::Util ## # Enumerates the parents of +directory+. - def self.traverse_parents directory + def self.traverse_parents directory, &block return enum_for __method__, directory unless block_given? here = File.expand_path directory - start = here - - Dir.chdir start - - begin - loop do - yield here - - Dir.chdir '..' - - return if Dir.pwd == here # toplevel - - here = Dir.pwd - end - ensure - Dir.chdir start + loop do + Dir.chdir here, &block + new_here = File.expand_path('..', here) + return if new_here == here # toplevel + here = new_here end end |