1 files changed, 12 insertions, 0 deletions
diff --git a/railties/lib/rails/generators/app_base.rb b/railties/lib/rails/generators/app_base.rb
index a2eaf7a6fb..93db5106ce 100644
--- a/railties/lib/rails/generators/app_base.rb
+++ b/railties/lib/rails/generators/app_base.rb
@@ -53,6 +53,9 @@ module Rails
 
         class_option :help,               :type => :boolean, :aliases => "-h", :group => :rails,
                                           :desc => "Show this help message and quit"
+
+        class_option :old_style_hash,     :type => :boolean, :default => false,
+                                          :desc => "Force using old style hash (:foo => 'bar') on Ruby >= 1.9"
       end
 
       def initialize(*args)
@@ -174,6 +177,15 @@ module Rails
         create_file("#{destination}/.gitkeep") unless options[:skip_git]
       end
 
+      # Returns Ruby 1.9 style key-value pair if current code is running on
+      # Ruby 1.9.x. Returns the old-style (with hash rocket) otherwise.
+      def key_value(key, value)
+        if options[:old_style_hash] || RUBY_VERSION < '1.9'
+          ":#{key} => #{value}"
+        else
+          "#{key}: #{value}"
+        end
+      end
     end
   end
 end