old_format.rb in rubygems-update-1.4.0

- old
+ new

@@ -3,13 +3,10 @@
 # All rights reserved.
 # See LICENSE.txt for permissions.
 #++
 
 require 'rubygems'
-require 'fileutils'
-require 'yaml'
-require 'zlib'
 
 ##
 # The format class knows the guts of the RubyGem .gem file format and provides
 # the capability to read gem files
 
@@ -22,10 +19,13 @@
   # structure.
   #
   # gem:: [String] The file name of the gem
 
   def initialize(gem_path)
+    require 'fileutils'
+    require 'yaml'
+    require 'zlib'
     @gem_path = gem_path
   end
 
   ##
   # Reads the named gem file and returns a Format object, representing the
@@ -141,10 +141,10 @@
         self.read_until_dashes(gem_file) do |line|
           file_data << line
         end
         yield [entry, Zlib::Inflate.inflate(file_data.strip.unpack("m")[0])]
       end
-    rescue Zlib::DataError => e
+    rescue Zlib::DataError
       raise Gem::Exception, errstr
     end
   end
 
 end