add_method() accepts method objects

diff --git a/lib/Mouse/Meta/Module.pm b/lib/Mouse/Meta/Module.pm
index 1c18447..9fefa10 100755 (executable)
--- a/lib/Mouse/Meta/Module.pm
+++ b/lib/Mouse/Meta/Module.pm
@@ -88,7 +88,7 @@ sub add_method {
     }
 
     if(ref($code) ne 'CODE'){
-        not_supported 'add_method for a method object';
+        $code = \&{$code}; # coerce
     }
 
     $self->{methods}->{$name}++; # Moose stores meta object here.
@@ -115,6 +115,9 @@ sub _code_is_mine{
 sub has_method {
     my($self, $method_name) = @_;
 
+    defined($method_name)
+        or $self->throw_error('You must define a method name');
+
     return 1 if $self->{methods}->{$method_name};
 
     my $code = do{ no strict 'refs'; *{$self->{package} . '::' . $method_name}{CODE} };