use Moose::Meta::Class;
-our $VERSION = '0.03';
+our $VERSION = '0.04';
-## Attributes
-
-## the meta for the role package
+use base 'Class::MOP::Module';
-__PACKAGE__->meta->add_attribute('_role_meta' => (
- reader => '_role_meta',
- init_arg => ':role_meta'
-));
+## Attributes
## roles
## Methods
-sub new {
- my $class = shift;
- my %options = @_;
- $options{':role_meta'} = Moose::Meta::Class->initialize(
- $options{role_name},
- ':method_metaclass' => 'Moose::Meta::Role::Method'
- ) unless defined $options{':role_meta'} &&
- $options{':role_meta'}->isa('Moose::Meta::Class');
- my $self = $class->meta->new_object(%options);
- return $self;
-}
+sub method_metaclass { 'Moose::Meta::Role::Method' }
## subroles
push @{$self->get_roles} => $role;
}
+sub calculate_all_roles {
+ my $self = shift;
+ my %seen;
+ grep { !$seen{$_->name}++ } $self, map { $_->calculate_all_roles } @{ $self->get_roles };
+}
+
sub does_role {
my ($self, $role_name) = @_;
(defined $role_name)
## methods
-# NOTE:
-# we delegate to some role_meta methods for convience here
-# the Moose::Meta::Role is meant to be a read-only interface
-# to the underlying role package, if you want to manipulate
-# that, just use ->role_meta
-
-sub name { (shift)->_role_meta->name }
-sub version { (shift)->_role_meta->version }
+# FIXME:
+# this is an UGLY hack
+sub get_method_map {
+ my $self = shift;
+ $self->{'%:methods'} ||= {};
+ $self->Moose::Meta::Class::get_method_map()
+}
-sub get_method { (shift)->_role_meta->get_method(@_) }
-sub has_method { (shift)->_role_meta->has_method(@_) }
-sub alias_method { (shift)->_role_meta->alias_method(@_) }
-sub get_method_list {
- my ($self) = @_;
- grep {
- # NOTE:
- # this is a kludge for now,... these functions
- # should not be showing up in the list at all,
- # but they do, so we need to switch Moose::Role
- # and Moose to use Sub::Exporter to prevent this
- !/^(meta|has|extends|blessed|confess|augment|inner|override|super|before|after|around|with|requires)$/
- } $self->_role_meta->get_method_list;
+# FIXME:
+# Yes, this is a really really UGLY hack
+# but it works, and until I can figure
+# out a better way, this is gonna be it.
+
+sub get_method { (shift)->Moose::Meta::Class::get_method(@_) }
+sub has_method { (shift)->Moose::Meta::Class::has_method(@_) }
+sub alias_method { (shift)->Moose::Meta::Class::alias_method(@_) }
+sub get_method_list {
+ grep {
+ !/^meta$/
+ } (shift)->Moose::Meta::Class::get_method_list(@_)
}
+sub find_method_by_name { (shift)->has_method(@_) }
+
# ... however the items in statis (attributes & method modifiers)
# can be removed and added to through this API
sub add_override_method_modifier {
my ($self, $method_name, $method) = @_;
+ (!$self->has_method($method_name))
+ || confess "Cannot add an override of method '$method_name' " .
+ "because there is a local version of '$method_name'";
$self->get_override_method_modifiers_map->{$method_name} = $method;
}
# that maybe those are somehow exempt from
# the require methods stuff.
foreach my $required_method_name ($self->get_required_method_list) {
- unless ($other->has_method($required_method_name)) {
+
+ unless ($other->find_method_by_name($required_method_name)) {
if ($other->isa('Moose::Meta::Role')) {
$other->add_required_methods($required_method_name);
}
|| confess "'" . $self->name . "' requires the method '$required_method_name' " .
"to be implemented by '" . $other->name . "', the method is only a method modifier";
}
- }
+ }
}
}
# it if it has one already
if ($other->has_method($method_name) &&
# and if they are not the same thing ...
- $other->get_method($method_name) != $self->get_method($method_name)) {
+ $other->get_method($method_name)->body != $self->get_method($method_name)->body) {
# see if we are composing into a role
if ($other->isa('Moose::Meta::Role')) {
# method conflicts between roles result
# is probably fairly safe to assume that
# anon classes will only be used internally
# or by people who know what they are doing
- $other->_role_meta->remove_method($method_name)
- if $other->_role_meta->name =~ /__ANON__/;
+ $other->Moose::Meta::Class::remove_method($method_name)
+ if $other->name =~ /__COMPOSITE_ROLE_SANDBOX__/;
}
else {
next;
sub _apply_around_method_modifiers { (shift)->_apply_method_modifiers('around' => @_) }
sub _apply_after_method_modifiers { (shift)->_apply_method_modifiers('after' => @_) }
+my $anon_counter = 0;
+
sub apply {
my ($self, $other) = @_;
+ unless ($other->isa('Moose::Meta::Class') || $other->isa('Moose::Meta::Role')) {
+
+ # Runtime Role mixins
+
+ # FIXME:
+ # We really should do this better, and
+ # cache the results of our efforts so
+ # that we don't need to repeat them.
+
+ my $pkg_name = __PACKAGE__ . "::__RUNTIME_ROLE_ANON_CLASS__::" . $anon_counter++;
+ eval "package " . $pkg_name . "; our \$VERSION = '0.00';";
+ die $@ if $@;
+
+ my $object = $other;
+
+ $other = Moose::Meta::Class->initialize($pkg_name);
+ $other->superclasses(blessed($object));
+
+ bless $object => $pkg_name;
+ }
+
$self->_check_excluded_roles($other);
$self->_check_required_methods($other);
$self->_apply_attributes($other);
- $self->_apply_methods($other);
-
+ $self->_apply_methods($other);
+
$self->_apply_override_method_modifiers($other);
$self->_apply_before_method_modifiers($other);
$self->_apply_around_method_modifiers($other);
- $self->_apply_after_method_modifiers($other);
-
+ $self->_apply_after_method_modifiers($other);
+
$other->add_role($self);
}
sub combine {
my ($class, @roles) = @_;
- my $combined = $class->new(
- ':role_meta' => Moose::Meta::Class->create_anon_class()
- );
+ my $pkg_name = __PACKAGE__ . "::__COMPOSITE_ROLE_SANDBOX__::" . $anon_counter++;
+ eval "package " . $pkg_name . "; our \$VERSION = '0.00';";
+ die $@ if $@;
+
+ my $combined = $class->initialize($pkg_name);
foreach my $role (@roles) {
$role->apply($combined);
=item B<get_excluded_roles_map>
+=item B<calculate_all_roles>
+
=back
=over 4
+=item B<method_metaclass>
+
+=item B<find_method_by_name>
+
=item B<get_method>
=item B<has_method>
=item B<get_method_list>
+=item B<get_method_map>
+
=back
=over 4
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.
-=cut
\ No newline at end of file
+=cut