From 31c94ffeb5f09d09ac2c86fc9e6614e38251a43d Mon Sep 17 00:00:00 2001
From: drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 9 Jun 2009 21:38:59 +0000
Subject: Update to RubyGems 1.3.4 r2223

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23659 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rubygems/package/tar_reader.rb | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'lib/rubygems/package/tar_reader.rb')

diff --git a/lib/rubygems/package/tar_reader.rb b/lib/rubygems/package/tar_reader.rb
index 4aa9c26cc9..1a2fbaf678 100644
--- a/lib/rubygems/package/tar_reader.rb
+++ b/lib/rubygems/package/tar_reader.rb
@@ -3,14 +3,21 @@
 # See LICENSE.txt for additional licensing information.
 #--
 
-require 'rubygems/package'
+##
+# TarReader reads tar files and allows iteration over their items
 
 class Gem::Package::TarReader
 
   include Gem::Package
 
+  ##
+  # Raised if the tar IO is not seekable
+
   class UnexpectedEOF < StandardError; end
 
+  ##
+  # Creates a new TarReader on +io+ and yields it to the block, if given.
+
   def self.new(io)
     reader = super
 
@@ -25,14 +32,24 @@ class Gem::Package::TarReader
     nil
   end
 
+  ##
+  # Creates a new tar file reader on +io+ which needs to respond to #pos,
+  # #eof?, #read, #getc and #pos=
+
   def initialize(io)
     @io = io
     @init_pos = io.pos
   end
 
+  ##
+  # Close the tar file
+
   def close
   end
 
+  ##
+  # Iterates over files in the tarball yielding each entry
+
   def each
     loop do
       return if @io.eof?
@@ -84,3 +101,5 @@ class Gem::Package::TarReader
 
 end
 
+require 'rubygems/package/tar_reader/entry'
+
-- 
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