use Carp ();
use List::Util qw( first );
-use List::MoreUtils qw( any all uniq );
+use List::MoreUtils qw( any all uniq first_index );
use Scalar::Util 'weaken', 'blessed';
-our $VERSION = '0.77';
+our $VERSION = '0.79';
$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';
));
__PACKAGE__->meta->add_attribute('role_applications' => (
- reader => 'role_applications',
+ reader => '_get_role_applications',
default => sub { [] }
));
-
__PACKAGE__->meta->add_attribute(
Class::MOP::Attribute->new('immutable_trait' => (
accessor => "immutable_trait",
push @{$self->roles} => $role;
}
+sub role_applications {
+ my ($self) = @_;
+
+ return @{$self->_get_role_applications};
+}
+
sub add_role_application {
my ($self, $application) = @_;
(blessed($application) && $application->isa('Moose::Meta::Role::Application::ToClass'))
|| $self->throw_error("Role applications must be instances of Moose::Meta::Role::Application::ToClass", data => $application);
- push @{$self->role_applications} => $application;
+ push @{$self->_get_role_applications} => $application;
}
sub calculate_all_roles {
my $self = shift;
my @supers = @_;
foreach my $super (@supers) {
- my $meta = Class::MOP::load_class($super);
+ Class::MOP::load_class($super);
+ my $meta = Class::MOP::class_of($super);
Moose->throw_error("You cannot inherit from a Moose Role ($super)")
if $meta && $meta->isa('Moose::Meta::Role')
}
my ($self, @superclasses) = @_;
foreach my $super (@superclasses) {
- next if $self->_superclass_meta_is_compatible($super);
+ my $meta = Class::MOP::Class->initialize($super);
+
+ my @all_supers = $meta->linearized_isa;
+ shift @all_supers;
+
+ my @super_metas_to_fix = ($meta);
- unless ( $self->is_pristine ) {
- $self->throw_error(
- "Cannot attempt to reinitialize metaclass for "
- . $self->name
- . ", it isn't pristine" );
+ # We need to check & fix the immediate superclass. If its @ISA
+ # contains a class without a metaclass instance, followed by a
+ # class _with_ a metaclass instance, init a metaclass instance
+ # for classes without one and fix compat up to and including
+ # the class which was already initialized.
+ my $idx = first_index { Class::MOP::class_of($_) } @all_supers;
+
+ push @super_metas_to_fix,
+ map { Class::MOP::Class->initialize($_) } @all_supers[ 0 .. $idx ]
+ if $idx >= 0;
+
+ foreach my $super_meta (@super_metas_to_fix) {
+ $self->_fix_one_incompatible_metaclass($super_meta);
}
+ }
+}
+
+sub _fix_one_incompatible_metaclass {
+ my ($self, $meta) = @_;
- $self->_reconcile_with_superclass_meta($super);
+ return if $self->_superclass_meta_is_compatible($meta);
+
+ unless ( $self->is_pristine ) {
+ $self->throw_error(
+ "Cannot attempt to reinitialize metaclass for "
+ . $self->name
+ . ", it isn't pristine" );
}
+
+ $self->_reconcile_with_superclass_meta($meta);
}
sub _superclass_meta_is_compatible {
- my ($self, $super) = @_;
-
- my $super_meta = Class::MOP::Class->initialize($super)
- or return 1;
+ my ($self, $super_meta) = @_;
next unless $super_meta->isa("Class::MOP::Class");
error_class );
sub _reconcile_with_superclass_meta {
- my ($self, $super) = @_;
-
- my $super_meta = Class::MOP::class_of($super);
+ my ($self, $super_meta) = @_;
my $super_meta_name
= $super_meta->is_immutable
This takes a L<Moose::Meta::Role> object, and adds it to the class's
list of roles. This I<does not> actually apply the role to the class.
+=item B<< $metaclass->role_applications >>
+
+Returns a list of L<Moose::Meta::Role::Application::ToClass>
+objects, which contain the arguments to role application.
+
+=item B<< $metaclass->add_role_application($application) >>
+
+This takes a L<Moose::Meta::Role::Application::ToClass> object, and
+adds it to the class's list of role applications. This I<does not>
+actually apply any role to the class; it is only for tracking role
+applications.
+
=item B<< $metaclass->does_role($role_name) >>
This returns a boolean indicating whether or not the class does the