use strict;
use warnings;
-use Carp 'confess';
use Scalar::Util 'blessed', 'weaken';
-our $VERSION = '0.02';
+our $VERSION = '0.68';
+$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';
use base 'Moose::Meta::Method',
my $class = shift;
my %options = @_;
- (exists $options{options} && ref $options{options} eq 'HASH')
- || confess "You must pass a hash of options";
-
+ (ref $options{options} eq 'HASH')
+ || $class->throw_error("You must pass a hash of options", data => $options{options});
+
+ ($options{package_name} && $options{name})
+ || $class->throw_error("You must supply the package_name and name parameters $Class::MOP::Method::UPGRADE_ERROR_TEXT");
+
my $self = bless {
# from our superclass
- '&!body' => undef,
+ 'body' => undef,
+ 'package_name' => $options{package_name},
+ 'name' => $options{name},
# ...
- '%!options' => $options{options},
- '$!associated_metaclass' => $options{metaclass},
+ 'options' => $options{options},
+ 'associated_metaclass' => $options{metaclass},
} => $class;
# we don't want this creating
# a cycle in the code, if not
# needed
- weaken($self->{'$!associated_metaclass'});
+ weaken($self->{'associated_metaclass'});
$self->initialize_body;
## accessors
-sub options { (shift)->{'%!options'} }
-sub associated_metaclass { (shift)->{'$!associated_metaclass'} }
+sub options { (shift)->{'options'} }
+sub associated_metaclass { (shift)->{'associated_metaclass'} }
## method
-sub is_needed { defined $_[0]->{'&!body'} ? 1 : 0 }
+sub is_needed {
+ my $self = shift;
+ # if called as a class method
+ # then must pass in a class name
+ unless (blessed $self) {
+ (blessed $_[0] && $_[0]->isa('Class::MOP::Class'))
+ || $self->throw_error("When calling is_needed as a class method you must pass a class name");
+ return $_[0]->meta->can('DEMOLISH');
+ }
+ defined $self->{'body'} ? 1 : 0
+}
sub initialize_body {
my $self = shift;
# of the possible use cases (even if it
# requires some adaption on the part of
# the author, after all, nothing is free)
+
+ my @DEMOLISH_methods = $self->associated_metaclass->find_all_methods_by_name('DEMOLISH');
+
+ return unless @DEMOLISH_methods;
+
my $source = 'sub {';
my @DEMOLISH_calls;
- foreach my $method ($self->associated_metaclass->find_all_methods_by_name('DEMOLISH')) {
+ foreach my $method (@DEMOLISH_methods) {
push @DEMOLISH_calls => '$_[0]->' . $method->{class} . '::DEMOLISH()';
}
$source .= ";\n" . '}';
warn $source if $self->options->{debug};
- my $code;
- {
- $code = eval $source;
- confess "Could not eval the destructor :\n\n$source\n\nbecause :\n\n$@" if $@;
- }
- $self->{'&!body'} = $code;
+ my $code = $self->_compile_code(
+ environment => {},
+ code => $source,
+ ) or $self->throw_error("Could not eval the destructor :\n\n$source\n\nbecause :\n\n$@", error => $@, data => $source);
+
+ $self->{'body'} = $code;
}
=head1 DESCRIPTION
This is a subclass of L<Class::MOP::Method> which handles
-constructing an approprate Destructor method. This is primarily
+constructing an appropriate Destructor method. This is primarily
used in the making of immutable metaclasses, otherwise it is
not particularly useful.
=head1 COPYRIGHT AND LICENSE
-Copyright 2006-2008 by Infinity Interactive, Inc.
+Copyright 2006-2009 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>