lib/surrogate/hatchling.rb in surrogate-0.5.5 vs lib/surrogate/hatchling.rb in surrogate-0.6.0

@@ -18,10 +18,11 @@
 
     def invoke_method(method_name, args, &block)
       invocation = Invocation.new(args, &block)
       invoked_methods[method_name] << invocation
       return get_default method_name, invocation, &block unless has_ivar? method_name
+      interfaces_must_match! method_name, args
       Value.factory(get_ivar method_name).value(method_name)
     end
 
     def prepare_method(method_name, args, &block)
       set_ivar method_name, Value.factory(*args, &block)
@@ -36,9 +37,13 @@
     def invoked_methods
       @invoked_methods ||= Hash.new do |hash, method_name|
         must_know method_name
         hash[method_name] = []
       end
+    end
+
+    def interfaces_must_match!(method_name, args)
+      api_methods[method_name].must_match! args
     end
 
     def get_default(method_name, invocation)
       api_methods[method_name].default instance, invocation do
         raise UnpreparedMethodError, "#{method_name} has been invoked without being told how to behave"