subtype_madness.pl
In subtype where clause: subtype_madness.pl
::::::
:::Attribute (file) does not pass the type constraint because: subtype_madness.pl does not exist at constructor Foo::new (defined at subtype_madness.pl line 29) line 34
	Foo::new('Foo', 'file', 'subtype_madness.pl') called at subtype_madness.pl line 36
	eval {...} at subtype_madness.pl line 36
:::