X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fmetaclass.pm;h=1a388d2170289bb5327a6a8d317587030916d981;hb=f9debadccd16115fc2ee9a6d9642838fdb761090;hp=b52022f6ac774b8c4144b439fec4e4d822d41fca;hpb=d82060febb1988d53335b31f829bc50828ccc588;p=gitmo%2FClass-MOP.git diff --git a/lib/metaclass.pm b/lib/metaclass.pm index b52022f..1a388d2 100644 --- a/lib/metaclass.pm +++ b/lib/metaclass.pm @@ -7,31 +7,42 @@ use warnings; use Carp 'confess'; use Scalar::Util 'blessed'; -our $VERSION = '0.03'; +our $VERSION = '0.05'; +our $AUTHORITY = 'cpan:STEVAN'; use Class::MOP; sub import { shift; my $metaclass; - if (!defined($_[0]) || $_[0] =~ /^\:(attribute|method|instance)_metaclass/) { + if (!defined($_[0]) || $_[0] =~ /^(attribute|method|instance)_metaclass/) { $metaclass = 'Class::MOP::Class'; } else { $metaclass = shift; + #make sure the custom metaclass gets loaded + Class::MOP::load_class($metaclass); ($metaclass->isa('Class::MOP::Class')) - || confess 'The metaclass must be derived from Class::MOP::Class'; + || confess "The metaclass ($metaclass) must be derived from Class::MOP::Class"; } my %options = @_; - my $package = caller(); + # make sure the custom metaclasses get loaded + foreach my $class (grep { + /^(attribute|method|instance)_metaclass/ + } keys %options) { + Class::MOP::load_class($options{$class}) + } + + my $package = caller(); + # create a meta object so we can install &meta my $meta = $metaclass->initialize($package => %options); $meta->add_method('meta' => sub { - # we must re-initialize so that it - # works as expected in subclasses, - # since metaclass instances are - # singletons, this is not really a + # we must re-initialize so that it + # works as expected in subclasses, + # since metaclass instances are + # singletons, this is not really a # big deal anyway. $metaclass->initialize((blessed($_[0]) || $_[0]) => %options) }); @@ -52,44 +63,44 @@ metaclass - a pragma for installing and using Class::MOP metaclasses package MyClass; # use Class::MOP::Class - use metaclass; + use metaclass; # ... or use a custom metaclass use metaclass 'MyMetaClass'; - - # ... or use a custom metaclass + + # ... or use a custom metaclass # and custom attribute and method # metaclasses use metaclass 'MyMetaClass' => ( - ':attribute_metaclass' => 'MyAttributeMetaClass', - ':method_metaclass' => 'MyMethodMetaClass', + 'attribute_metaclass' => 'MyAttributeMetaClass', + 'method_metaclass' => 'MyMethodMetaClass', ); # ... or just specify custom attribute # and method classes, and Class::MOP::Class # is the assumed metaclass use metaclass ( - ':attribute_metaclass' => 'MyAttributeMetaClass', - ':method_metaclass' => 'MyMethodMetaClass', + 'attribute_metaclass' => 'MyAttributeMetaClass', + 'method_metaclass' => 'MyMethodMetaClass', ); =head1 DESCRIPTION -This is a pragma to make it easier to use a specific metaclass -and a set of custom attribute and method metaclasses. It also -installs a C method to your class as well. +This is a pragma to make it easier to use a specific metaclass +and a set of custom attribute and method metaclasses. It also +installs a C method to your class as well. -=head1 AUTHOR +=head1 AUTHORS Stevan Little Estevan@iinteractive.comE =head1 COPYRIGHT AND LICENSE -Copyright 2006 by Infinity Interactive, Inc. +Copyright 2006-2008 by Infinity Interactive, Inc. L This library is free software; you can redistribute it and/or modify -it under the same terms as Perl itself. +it under the same terms as Perl itself. -=cut \ No newline at end of file +=cut