}
sub initialize_instance_slot {
- my ($self, $class, $meta_instance, $params) = @_;
+ my ($self, $instance, $params) = @_;
my $init_arg = $self->{init_arg};
# try to fetch the init arg from the %params ...
my $val;
# if nothing was in the %params, we can use the
# attribute's default value (if it has one)
if (!defined $val && defined $self->{default}) {
- $val = $self->default($meta_instance->get_instance);
- }
- $meta_instance->add_slot($self->name, $val);
+ $val = $self->default($instance);
+ }
+ $self->associated_class
+ ->get_meta_instance
+ ->set_slot_value($instance, $self->name, $val);
}
# NOTE:
## Method generation helpers
sub generate_accessor_method {
- my ($self, $attr_name) = @_;
- my $meta_instance = $self->associated_class->instance_metaclass;
- sub {
+ my $self = shift;
+ my $meta_instance = $self->associated_class->get_meta_instance;
+ my $attr_name = $self->name;
+ return sub {
$meta_instance->set_slot_value($_[0], $attr_name, $_[1]) if scalar(@_) == 2;
$meta_instance->get_slot_value($_[0], $attr_name);
};
}
sub generate_reader_method {
- my ($self, $attr_name) = @_;
- my $meta_instance = $self->associated_class->instance_metaclass;
- sub {
+ my $self = shift;
+ my $meta_instance = $self->associated_class->get_meta_instance;
+ my $attr_name = $self->name;
+ return sub {
confess "Cannot assign a value to a read-only accessor" if @_ > 1;
$meta_instance->get_slot_value($_[0], $attr_name);
};
}
sub generate_writer_method {
- my ($self, $attr_name) = @_;
- my $meta_instance = $self->associated_class->instance_metaclass;
- sub {
+ my $self = shift;
+ my $meta_instance = $self->associated_class->get_meta_instance;
+ my $attr_name = $self->name;
+ return sub {
$meta_instance->set_slot_value($_[0], $attr_name, $_[1]);
};
}
sub generate_predicate_method {
- my ($self, $attr_name) = @_;
- my $meta_instance = $self->associated_class->instance_metaclass;
- sub {
- $meta_instance->has_slot_value($_[0], $attr_name);
+ my $self = shift;
+ my $meta_instance = $self->associated_class->get_meta_instance;
+ my $attr_name = $self->name;
+ return sub {
+ defined $meta_instance->get_slot_value($_[0], $attr_name) ? 1 : 0;
};
}
=item B<detach_from_class>
+=item B<slot_name>
+
+=item B<allocate_slots>
+
+=item B<deallocate_slots>
+
=back
=head2 Attribute Accessor generation
=over 4
-=item B<generate_accessor_method ($attr_name)>
+=item B<generate_accessor_method>
-=item B<generate_predicate_method ($attr_name)>
+=item B<generate_predicate_method>
-=item B<generate_reader_method ($attr_name)>
+=item B<generate_reader_method>
-=item B<generate_writer_method ($attr_name)>
+=item B<generate_writer_method>
=back