lib/nyaplot/base.rb in nyaplot-0.1.1 vs lib/nyaplot/base.rb in nyaplot-0.1.2

@@ -39,10 +39,11 @@
       def define_properties(*symbols)
         symbols.each do |symbol|
           define_method(symbol) {|val=nil|
             return @properties[symbol] if val.nil?
             @properties[symbol] = val
+            return self
           }
         end
       end
 
       # Define getter/setter for each property and group.
@@ -59,9 +60,10 @@
         define_properties(name)
         symbols.each do |symbol|
           define_method(symbol) {|val=nil|
             return @properties[name][symbol] if val.nil?
             @properties[name][symbol] = val
+            return self
           }
         end
       end
     end
   end