use Scalar::Util 'blessed', 'reftype';
use Carp 'confess';
-use Sub::Name 'subname';
-our $VERSION = '0.92';
+our $VERSION = '1.00';
$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';
-use base 'Class::MOP::Object';
+use base 'Class::MOP::Object', 'Class::MOP::Mixin::HasMethods';
# creation ...
'package' => $package_name,
%options,
});
-
Class::MOP::store_metaclass_by_name($package_name, $meta);
return $meta;
# we could just store a ref and it would
# Just Work, but oh well :\
no strict 'refs';
- no warnings 'uninitialized';
\%{$_[0]->{'package'} . '::'}
}
-sub method_metaclass { $_[0]->{'method_metaclass'} }
-sub wrapped_method_metaclass { $_[0]->{'wrapped_method_metaclass'} }
-
-sub _method_map { $_[0]->{'methods'} }
-
# utility methods
{
# ... these functions have to touch the symbol table itself,.. yuk
+sub add_package_symbol {
+ my ($self, $variable, $initial_value) = @_;
+
+ my ($name, $sigil, $type) = ref $variable eq 'HASH'
+ ? @{$variable}{qw[name sigil type]}
+ : $self->_deconstruct_variable_name($variable);
+
+ my $pkg = $self->{'package'};
+
+ no strict 'refs';
+ no warnings 'redefine', 'misc', 'prototype';
+ *{$pkg . '::' . $name} = ref $initial_value ? $initial_value : \$initial_value;
+}
+
sub remove_package_glob {
my ($self, $name) = @_;
- delete $self->namespace->{$name};
+ no strict 'refs';
+ delete ${$self->name . '::'}{$name};
+}
+
+# ... these functions deal with stuff on the namespace level
+
+sub has_package_symbol {
+ my ( $self, $variable ) = @_;
+
+ my ( $name, $sigil, $type )
+ = ref $variable eq 'HASH'
+ ? @{$variable}{qw[name sigil type]}
+ : $self->_deconstruct_variable_name($variable);
+
+ my $namespace = $self->namespace;
+
+ return 0 unless exists $namespace->{$name};
+
+ my $entry_ref = \$namespace->{$name};
+ if ( reftype($entry_ref) eq 'GLOB' ) {
+ if ( $type eq 'SCALAR' ) {
+ return defined( ${ *{$entry_ref}{SCALAR} } );
+ }
+ else {
+ return defined( *{$entry_ref}{$type} );
+ }
+ }
+ else {
+
+ # a symbol table entry can be -1 (stub), string (stub with prototype),
+ # or reference (constant)
+ return $type eq 'CODE';
+ }
+}
+
+sub get_package_symbol {
+ my ($self, $variable) = @_;
+
+ my ($name, $sigil, $type) = ref $variable eq 'HASH'
+ ? @{$variable}{qw[name sigil type]}
+ : $self->_deconstruct_variable_name($variable);
+
+ my $namespace = $self->namespace;
+
+ # FIXME
+ $self->add_package_symbol($variable)
+ unless exists $namespace->{$name};
+
+ my $entry_ref = \$namespace->{$name};
+
+ if ( ref($entry_ref) eq 'GLOB' ) {
+ return *{$entry_ref}{$type};
+ }
+ else {
+ if ( $type eq 'CODE' ) {
+ no strict 'refs';
+ return \&{ $self->name . '::' . $name };
+ }
+ else {
+ return undef;
+ }
+ }
}
sub remove_package_symbol {
}
}
-## Methods
-
-sub wrap_method_body {
- my ( $self, %args ) = @_;
-
- ('CODE' eq ref $args{body})
- || confess "Your code block must be a CODE reference";
-
- $self->method_metaclass->wrap(
- package_name => $self->name,
- %args,
- );
-}
-
-sub add_method {
- my ($self, $method_name, $method) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- my $body;
- if (blessed($method)) {
- $body = $method->body;
- if ($method->package_name ne $self->name) {
- $method = $method->clone(
- package_name => $self->name,
- name => $method_name
- ) if $method->can('clone');
- }
-
- $method->attach_to_class($self);
- $self->_method_map->{$method_name} = $method;
- }
- else {
- # If a raw code reference is supplied, its method object is not created.
- # The method object won't be created until required.
- $body = $method;
- }
-
-
- my ( $current_package, $current_name ) = Class::MOP::get_code_info($body);
-
- if ( !defined $current_name || $current_name eq '__ANON__' ) {
- my $full_method_name = ($self->name . '::' . $method_name);
- subname($full_method_name => $body);
- }
-
- $self->add_package_symbol(
- { sigil => '&', type => 'CODE', name => $method_name },
- $body,
- );
-}
-
-sub _code_is_mine {
- my ( $self, $code ) = @_;
-
- my ( $code_package, $code_name ) = Class::MOP::get_code_info($code);
-
- return $code_package && $code_package eq $self->name
- || ( $code_package eq 'constant' && $code_name eq '__ANON__' );
-}
-
-sub has_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- return defined($self->get_method($method_name));
-}
-
-sub get_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- my $method_map = $self->_method_map;
- my $method_object = $method_map->{$method_name};
- my $code = $self->get_package_symbol({
- name => $method_name,
- sigil => '&',
- type => 'CODE',
- });
-
- unless ( $method_object && $method_object->body == ( $code || 0 ) ) {
- if ( $code && $self->_code_is_mine($code) ) {
- $method_object = $method_map->{$method_name}
- = $self->wrap_method_body(
- body => $code,
- name => $method_name,
- associated_metaclass => $self,
- );
- }
- else {
- delete $method_map->{$method_name};
- return undef;
- }
- }
-
- return $method_object;
-}
-
-sub remove_method {
- my ($self, $method_name) = @_;
- (defined $method_name && $method_name)
- || confess "You must define a method name";
-
- my $removed_method = delete $self->get_method_map->{$method_name};
-
- $self->remove_package_symbol(
- { sigil => '&', type => 'CODE', name => $method_name }
- );
-
- $removed_method->detach_from_class if $removed_method;
-
- $self->update_package_cache_flag; # still valid, since we just removed the method from the map
-
- return $removed_method;
-}
-
-sub get_method_list {
- my $self = shift;
- return grep { $self->has_method($_) } keys %{ $self->namespace };
-}
-
1;
__END__
named method. It does not include methods inherited from parent
classes.
-=item B<< $metapackage->get_method_map >>
-
-Returns a hash reference representing the methods defined in this
-class. The keys are method names and the values are
-L<Class::MOP::Method> objects.
-
=item B<< $metapackage->get_method_list >>
This will return a list of method I<names> for all methods defined in
=head1 COPYRIGHT AND LICENSE
-Copyright 2006-2009 by Infinity Interactive, Inc.
+Copyright 2006-2010 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>