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package MooseX::NonMoose;
use Moose ();
use Moose::Exporter;
Moose::Exporter->setup_import_methods(
with_caller => ['extends'],
);
sub extends {
my $caller = shift;
my @superclasses = @_;
push @superclasses, 'Moose::Object'
unless grep { $_->isa('Moose::Object') } @superclasses;
Moose::extends($caller, @superclasses);
my $caller_meta = Class::MOP::Class->initialize($caller);
# we need to get the non-moose constructor from the superclass
# of the class where this method actually exists, regardless of what class
# we're calling it on
my $super_new = $caller_meta->find_next_method_by_name('new');
# if we're trying to extend a moose class, just do nothing
return if $super_new->package_name eq 'Moose::Object';
if ($super_new->associated_metaclass->can('constructor_class')) {
my $constructor_class_meta = Class::MOP::Class->initialize(
$super_new->associated_metaclass->constructor_class
);
# if the constructor we're inheriting is already one of ours, there's
# no reason to install a new one
return if $constructor_class_meta->can('does_role')
&& $constructor_class_meta->does_role('MooseX::NonMoose::Meta::Role::Constructor');
}
$caller_meta->add_method(new => sub {
my $class = shift;
my $self = $super_new->execute($class, @_);
my $params = $class->BUILDARGS(@_);
my $moose_self = Class::MOP::Class->initialize($class)->new_object(
__INSTANCE__ => $self,
%$params,
);
$moose_self->BUILDALL($params);
return $moose_self;
});
}
sub init_meta {
shift;
my %options = @_;
Moose->init_meta(%options);
Moose::Util::MetaRole::apply_metaclass_roles(
for_class => $options{for_class},
metaclass_roles => ['MooseX::NonMoose::Meta::Role::Class'],
constructor_class_roles =>
['MooseX::NonMoose::Meta::Role::Constructor'],
);
return Class::MOP::class_of($options{for_class});
}
1;
|
