package Catalyst::AttrContainer;

use strict;
use base qw/Class::Accessor::Fast Class::Data::Inheritable/;

use Catalyst::Exception;
use NEXT;

__PACKAGE__->mk_classdata($_) for qw/_attr_cache _action_cache/;
__PACKAGE__->_attr_cache( {} );
__PACKAGE__->_action_cache( [] );

# note - see attributes(3pm)
sub MODIFY_CODE_ATTRIBUTES {
    my ( $class, $code, @attrs ) = @_;
    $class->_attr_cache( { %{ $class->_attr_cache }, $code => [@attrs] } );
    $class->_action_cache(
        [ @{ $class->_action_cache }, [ $code, [@attrs] ] ] );
    return ();
}

sub FETCH_CODE_ATTRIBUTES { $_[0]->_attr_cache->{ $_[1] } || () }

=head1 NAME

Catalyst::AttrContainer - Handles code attribute storage and caching

=head1 SYNOPSIS

=head1 DESCRIPTION

This class sets up the code attribute cache.  It's a base class for 
L<Catalyst::Controller>.

=head1 METHODS

=head2 FETCH_CODE_ATTRIBUTES

Attribute function. See attributes(3pm)

=head2 MODIFY_CODE_ATTRIBUTES

Attribute function. See attributes(3pm)

=head1 SEE ALSO

L<Catalyst::Dispatcher>
L<Catalyst>.

=head1 AUTHORS

Catalyst Contributors, see Catalyst.pm

=head1 COPYRIGHT

This program is free software, you can redistribute it and/or modify it under
the same terms as Perl itself.

=cut

1;