lib/danica/operator/addition.rb in danica-2.4.2 vs lib/danica/operator/addition.rb in danica-2.4.3

@@ -6,22 +6,18 @@
       repack(other)
     end
 
     private
 
-    def tex_symbol
-      '+'
-    end
+    default_value :symbol, :+
 
     def chain_operation(a, b)
       a + b
     end
 
-    alias_method :gnu_symbol, :tex_symbol
-
     def join_proc(symbol)
       proc do |_, value|
-        value.is_a?(Wrapper::Negative) || value.is_a?(Wrapper::PlusMinus) ? ' ' : " #{symbol} "
+        value.signaled? ? ' ' : " #{symbol} "
       end
     end
   end
 end