lib/muina/maybe/some.rb in muina-0.4.0 vs lib/muina/maybe/some.rb in muina-0.5.0

@@ -43,20 +43,25 @@
       end
 
       def map
         Maybe.return yield(@value)
       end
-      
+
       def map_none
         self
       end
 
       def bind
         yield(@value)
       end
 
       def bind_none
         self
+      end
+
+      def ==(other)
+        self.class == other.class &&
+          self.value! == other.value!
       end
     end
   end
 end