lib/contracts.fy in fancy-0.9.0 vs lib/contracts.fy in fancy-0.10.0

@@ -64,11 +64,11 @@
     """
     @methods Collection of method signatures to check.
     @return Collection of methods in @methods this class doesn't provide.
     """
 
-    pim = Set new: $ provided_interface_methods map: @{ message_name to_s } + instance_methods
-    methods select: |m| { pim includes?: (m message_name to_s) . not }
+    pim = Set new: $ provided_interface_methods map: @{ message_name } + instance_methods
+    methods select: |m| { pim includes?: (m message_name) . not }
   }
 
   def included: class {
     """
     @class @Class@ to be included in @self. Checks possible interface requirements.
\ No newline at end of file