Cask: Use nested classes and modules.

1 files changed, 13 insertions, 9 deletions

diff --git a/Library/Homebrew/cask/lib/hbc/container/bzip2.rb b/Library/Homebrew/cask/lib/hbc/container/bzip2.rb
index 617c68b32..81808071f 100644
--- a/Library/Homebrew/cask/lib/hbc/container/bzip2.rb
+++ b/Library/Homebrew/cask/lib/hbc/container/bzip2.rb
@@ -2,17 +2,21 @@ require "tmpdir"
 
 require "hbc/container/base"
 
-class Hbc::Container::Bzip2 < Hbc::Container::Base
-  def self.me?(criteria)
-    criteria.magic_number(%r{^BZh}n)
-  end
+module Hbc
+  class Container
+    class Bzip2 < Base
+      def self.me?(criteria)
+        criteria.magic_number(%r{^BZh}n)
+      end
 
-  def extract
-    Dir.mktmpdir do |unpack_dir|
-      @command.run!("/usr/bin/ditto",   args: ["--", @path, unpack_dir])
-      @command.run!("/usr/bin/bunzip2", args: ["--quiet", "--", Pathname.new(unpack_dir).join(@path.basename)])
+      def extract
+        Dir.mktmpdir do |unpack_dir|
+          @command.run!("/usr/bin/ditto",   args: ["--", @path, unpack_dir])
+          @command.run!("/usr/bin/bunzip2", args: ["--quiet", "--", Pathname.new(unpack_dir).join(@path.basename)])
 
-      extract_nested_inside(unpack_dir)
+          extract_nested_inside(unpack_dir)
+        end
+      end
     end
   end
 end