Cask: Use nested classes and modules.

1 files changed, 14 insertions, 10 deletions

diff --git a/Library/Homebrew/cask/lib/hbc/container/tar.rb b/Library/Homebrew/cask/lib/hbc/container/tar.rb
index 8bc7c5f64..df77e454d 100644
--- a/Library/Homebrew/cask/lib/hbc/container/tar.rb
+++ b/Library/Homebrew/cask/lib/hbc/container/tar.rb
@@ -2,17 +2,21 @@ require "tmpdir"
 
 require "hbc/container/base"
 
-class Hbc::Container::Tar < Hbc::Container::Base
-  def self.me?(criteria)
-    criteria.magic_number(%r{^.{257}ustar}n) ||
-      # or compressed tar (bzip2/gzip/lzma/xz)
-      IO.popen(["/usr/bin/tar", "-t", "-f", criteria.path.to_s], err: "/dev/null") { |io| !io.read(1).nil? }
-  end
+module Hbc
+  class Container
+    class Tar < Base
+      def self.me?(criteria)
+        criteria.magic_number(%r{^.{257}ustar}n) ||
+          # or compressed tar (bzip2/gzip/lzma/xz)
+          IO.popen(["/usr/bin/tar", "-t", "-f", criteria.path.to_s], err: "/dev/null") { |io| !io.read(1).nil? }
+      end
 
-  def extract
-    Dir.mktmpdir do |unpack_dir|
-      @command.run!("/usr/bin/tar", args: ["-x", "-f", @path, "-C", unpack_dir])
-      @command.run!("/usr/bin/ditto", args: ["--", unpack_dir, @cask.staged_path])
+      def extract
+        Dir.mktmpdir do |unpack_dir|
+          @command.run!("/usr/bin/tar", args: ["-x", "-f", @path, "-C", unpack_dir])
+          @command.run!("/usr/bin/ditto", args: ["--", unpack_dir, @cask.staged_path])
+        end
+      end
     end
   end
 end