Add DeprecatedOption class.

Used to capture options that are being renamed.

2 files changed, 31 insertions, 0 deletions

diff --git a/Library/Homebrew/options.rb b/Library/Homebrew/options.rb
index 65be6e1f4..edeb5d870 100644
--- a/Library/Homebrew/options.rb
+++ b/Library/Homebrew/options.rb
@@ -32,6 +32,23 @@ class Option
   end
 end
 
+class DeprecatedOption
+  attr_reader :old, :current
+
+  def initialize(old, current)
+    @old = old
+    @current = current
+  end
+
+  def old_flag
+    "--#{old}"
+  end
+
+  def current_flag
+    "--#{current}"
+  end
+end
+
 class Options
   include Enumerable
 
diff --git a/Library/Homebrew/test/test_options.rb b/Library/Homebrew/test/test_options.rb
index 73ff2b752..1bd5ba3b0 100644
--- a/Library/Homebrew/test/test_options.rb
+++ b/Library/Homebrew/test/test_options.rb
@@ -25,6 +25,20 @@ class OptionTests < Homebrew::TestCase
   end
 end
 
+class DeprecatedOptionTests < Homebrew::TestCase
+  def setup
+    @deprecated_option = DeprecatedOption.new("foo", "bar")
+  end
+
+  def test_old
+    assert_equal "foo", @deprecated_option.old
+  end
+
+  def test_current
+    assert_equal "bar", @deprecated_option.current
+  end
+end
+
 class OptionsTests < Homebrew::TestCase
   def setup
     @options = Options.new