using windows32console gem for colors

diff --git a/koans/edgecase.rb b/koans/edgecase.rb
index ba49956..8d9646b 100644 (file)
--- a/koans/edgecase.rb
+++ b/koans/edgecase.rb
@@ -107,7 +107,9 @@ module EdgeCase
     def use_colors?
       return false if ENV['NO_COLOR']
       if ENV['ANSI_COLOR'].nil?
-        ! using_windows?
+        if using_windows?
+          using_win32console
+        end
       else
         ENV['ANSI_COLOR'] =~ /^(t|y)/i
       end
@@ -116,6 +118,13 @@ module EdgeCase
     def using_windows?
       File::ALT_SEPARATOR
     end
+    def using_win32console
+      begin
+        !! Win32::Console::ANSI
+      rescue
+        return false
+      end
+    end
   end
 
   class Sensei