sub immutable_options { %{ $_[0]{__immutable}{options} } }
-sub is_mutable { 0 }
+sub is_mutable { 0 }
sub is_immutable { 1 }
sub superclasses {
sub get_all_attributes { @{ $_[0]{__immutable}{get_all_attributes} ||= [ shift->next::method ] } }
sub get_meta_instance { $_[0]{__immutable}{get_meta_instance} ||= shift->next::method }
-sub get_method_map { $_[0]{__immutable}{get_method_map} ||= shift->next::method }
+sub get_method_map { $_[0]{__immutable}{get_method_map} ||= shift->next::method }
sub add_package_symbol {
confess "Cannot add package symbols to an immutable metaclass"