Fix compatibility issue on Ark

[gitmo/Mouse.git] / lib / Mouse / Meta / Role.pm

diff --git a/lib/Mouse/Meta/Role.pm b/lib/Mouse/Meta/Role.pm
index 8b437ec..87aaa8e 100644 (file)
--- a/lib/Mouse/Meta/Role.pm
+++ b/lib/Mouse/Meta/Role.pm
@@ -2,14 +2,24 @@ package Mouse::Meta::Role;
 use strict;
 use warnings;
 
-use Mouse::Util qw(not_supported english_list);
+use Mouse::Util qw(:meta not_supported english_list get_code_info);
 use Mouse::Meta::Module;
-
-use base qw(Mouse::Meta::Module);
+our @ISA = qw(Mouse::Meta::Module);
 
 sub method_metaclass(){ 'Mouse::Meta::Role::Method' } # required for get_method()
 
-sub _new {
+# XXX: for backward compatibility
+my %foreign = map{ $_ => undef } qw(Mouse::Role Carp Scalar::Util UNIVERSAL);
+sub _code_is_mine{
+    my($self, $code) = @_;
+
+    my($package, $name) = get_code_info($code);
+
+    return $package && !exists $foreign{$package};
+}
+
+
+sub _construct_meta {
     my $class = shift;
 
     my %args  = @_;
@@ -22,7 +32,7 @@ sub _new {
 #    return Mouse::Meta::Class->initialize($class)->new_object(%args)
 #        if $class ne __PACKAGE__;
 
-    return bless \%args, $class;
+    return bless \%args, ref($class) || $class;
 }
 
 sub create_anon_role{
@@ -41,8 +51,7 @@ sub get_required_method_list{
 }
 
 sub add_required_methods {
-    my $self = shift;
-    my @methods = @_;
+    my($self, @methods) = @_;
     push @{$self->{required_methods}}, @methods;
 }
 
@@ -181,15 +190,7 @@ sub _apply_attributes{
 
             my $spec = $role->get_attribute($attr_name);
 
-            my $attr_metaclass = 'Mouse::Meta::Attribute';
-            if ( my $metaclass_name = $spec->{metaclass} ) {
-                $attr_metaclass = Mouse::Util::resolve_metaclass_alias(
-                    'Attribute',
-                    $metaclass_name
-                );
-            }
-
-            $attr_metaclass->create($class, $attr_name => %$spec);
+            $class->add_attribute($attr_name => %{$spec});
         }
     }
     elsif($args->{_to} eq 'role'){
@@ -425,3 +426,14 @@ sub does_role {
 
 1;
 
+__END__
+
+=head1 NAME
+
+Mouse::Meta::Role - The Mouse Role metaclass
+
+=head1 SEE ALSO
+
+L<Moose::Meta::Role>
+
+=cut