X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fmetaclass.pm;h=1a388d2170289bb5327a6a8d317587030916d981;hb=a982eca7c166a79612242a352d67c9276540ba59;hp=a66b3231df4808bec818b19cb3ca2dcb21e5f8e1;hpb=f0480c45f215203bc40abc794ac0c03622f02f1d;p=gitmo%2FClass-MOP.git diff --git a/lib/metaclass.pm b/lib/metaclass.pm index a66b323..1a388d2 100644 --- a/lib/metaclass.pm +++ b/lib/metaclass.pm @@ -7,7 +7,7 @@ use warnings; use Carp 'confess'; use Scalar::Util 'blessed'; -our $VERSION = '0.03'; +our $VERSION = '0.05'; our $AUTHORITY = 'cpan:STEVAN'; use Class::MOP; @@ -15,24 +15,34 @@ 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); ($metaclass->isa('Class::MOP::Class')) || confess "The metaclass ($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) }); @@ -53,46 +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 AUTHORS Stevan Little Estevan@iinteractive.comE -Yuval Kogman Enothingmuch@woobling.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