bump version to 1.09

[gitmo/Moose.git] / lib / Moose / Meta / Role / Application / ToInstance.pm

diff --git a/lib/Moose/Meta/Role/Application/ToInstance.pm b/lib/Moose/Meta/Role/Application/ToInstance.pm
index 8a15962..594740d 100644 (file)
--- a/lib/Moose/Meta/Role/Application/ToInstance.pm
+++ b/lib/Moose/Meta/Role/Application/ToInstance.pm
@@ -4,16 +4,39 @@ use strict;
 use warnings;
 use metaclass;
 
-use Carp            'confess';
-use Scalar::Util    'blessed';
+use Scalar::Util 'blessed';
 
-use Data::Dumper;
-
-our $VERSION   = '0.01';
+our $VERSION   = '1.09';
+$VERSION = eval $VERSION;
 our $AUTHORITY = 'cpan:STEVAN';
 
 use base 'Moose::Meta::Role::Application';
 
+__PACKAGE__->meta->add_attribute('rebless_params' => (
+    reader  => 'rebless_params',
+    default => sub { {} }
+));
+
+sub apply {
+    my ( $self, $role, $object, $args ) = @_;
+
+    my $obj_meta = Class::MOP::class_of($object) || 'Moose::Meta::Class';
+
+    # This is a special case to handle the case where the object's metaclass
+    # is a Class::MOP::Class, but _not_ a Moose::Meta::Class (for example,
+    # when applying a role to a Moose::Meta::Attribute object).
+    $obj_meta = 'Moose::Meta::Class'
+        unless $obj_meta->isa('Moose::Meta::Class');
+
+    my $class = $obj_meta->create_anon_class(
+        superclasses => [ blessed($object) ],
+        roles => [ $role, keys(%$args) ? ($args) : () ],
+        cache => 1,
+    );
+
+    $class->rebless_instance( $object, %{ $self->rebless_params } );
+}
+
 1;
 
 __END__
@@ -22,7 +45,7 @@ __END__
 
 =head1 NAME
 
-Moose::Meta::Role::Application::ToInstance
+Moose::Meta::Role::Application::ToInstance - Compose a role into an instance
 
 =head1 DESCRIPTION
 
@@ -34,13 +57,15 @@ Moose::Meta::Role::Application::ToInstance
 
 =item B<meta>
 
+=item B<apply>
+
+=item B<rebless_params>
+
 =back
 
 =head1 BUGS
 
-All complex software has bugs lurking in it, and this module is no
-exception. If you find a bug please either email me, or add the bug
-to cpan-RT.
+See L<Moose/BUGS> for details on reporting bugs.
 
 =head1 AUTHOR
 
@@ -48,7 +73,7 @@ Stevan Little E<lt>stevan@iinteractive.comE<gt>
 
 =head1 COPYRIGHT AND LICENSE
 
-Copyright 2006, 2007 by Infinity Interactive, Inc.
+Copyright 2006-2010 by Infinity Interactive, Inc.
 
 L<http://www.iinteractive.com>