1 files changed, 58 insertions, 0 deletions
diff --git a/actionmailer/lib/action_mailer/adv_attr_accessor.rb b/actionmailer/lib/action_mailer/adv_attr_accessor.rb
new file mode 100644
index 0000000000..47c02ba198
--- /dev/null
+++ b/actionmailer/lib/action_mailer/adv_attr_accessor.rb
@@ -0,0 +1,58 @@
+module ActionMailer
+  module AdvAttrAccessor
+    def self.append_features(base)
+      super
+      base.extend(ClassMethods)
+    end
+
+    module ClassMethods
+
+      def adv_attr_accessor(*names)
+        names.each do |name|
+          define_method("#{name}=") do |value|
+            instance_variable_set("@#{name}", value)
+          end
+
+          define_method(name) do |*parameters|
+            raise ArgumentError, "expected 0 or 1 parameters" unless parameters.length <= 1
+            if parameters.empty?
+              instance_variable_get("@#{name}")
+            else
+              instance_variable_set("@#{name}", parameters.first)
+            end
+          end
+        end
+      end
+
+    end
+  end
+end
+module ActionMailer
+  module AdvAttrAccessor
+    def self.append_features(base)
+      super
+      base.extend(ClassMethods)
+    end
+
+    module ClassMethods
+
+      def adv_attr_accessor(*names)
+        names.each do |name|
+          define_method("#{name}=") do |value|
+            instance_variable_set("@#{name}", value)
+          end
+
+          define_method(name) do |*parameters|
+            raise ArgumentError, "expected 0 or 1 parameters" unless parameters.length <= 1
+            if parameters.empty?
+              instance_variable_get("@#{name}")
+            else
+              instance_variable_set("@#{name}", parameters.first)
+            end
+          end
+        end
+      end
+
+    end
+  end
+end