package Mouse::Meta::Module;
-use Mouse::Util qw/:meta get_code_package get_code_ref not_supported/; # enables strict and warnings
+use Mouse::Util qw/:meta/; # enables strict and warnings
use Carp ();
use Scalar::Util ();
*CLONE = sub { Mouse::Util::__register_metaclass_storage(\%METAS, 1) };
}
-sub _metaclass_cache { # DEPRECATED
- my($self, $name) = @_;
- Carp::cluck('_metaclass_cache() has been deprecated. Use Mouse::Util::get_metaclass_by_name() instead');
- return $METAS{$name};
-}
-
sub initialize {
my($class, $package_name, @args) = @_;
($package_name && !ref($package_name))
|| $class->throw_error("You must pass a package name and it cannot be blessed");
+ if(exists $METAS{$package_name}) {
+ unshift @args, %{ $METAS{$package_name} };
+ }
delete $METAS{$package_name};
return $class->initialize($package_name, @args);
}
}
# Means of accessing all the metaclasses that have
-# been initialized thus far
+# been initialized thus far.
+# The public versions are aliased into Mouse::Util::*.
#sub _get_all_metaclasses { %METAS }
sub _get_all_metaclass_instances { values %METAS }
sub _get_all_metaclass_names { keys %METAS }
sub get_attribute_list{ keys %{$_[0]->{attributes}} }
-# XXX: for backward compatibility
+# XXX: not completely compatible with Moose
my %foreign = map{ $_ => undef } qw(
Mouse Mouse::Role Mouse::Util Mouse::Util::TypeConstraints
Carp Scalar::Util List::Util
);
-sub _code_is_mine{
-# my($self, $code) = @_;
-
- return !exists $foreign{ get_code_package($_[1]) };
+sub _get_method_body {
+ my($self, $method_name) = @_;
+ my $code = Mouse::Util::get_code_ref($self->{package}, $method_name);
+ return $code && !exists $foreign{ Mouse::Util::get_code_package($code) }
+ ? $code
+ : undef;
}
sub add_method;
sub has_method {
my($self, $method_name) = @_;
-
defined($method_name)
or $self->throw_error('You must define a method name');
- return defined($self->{methods}{$method_name}) || do{
- my $code = get_code_ref($self->{package}, $method_name);
- $code && $self->_code_is_mine($code);
- };
+ return defined( $self->{methods}{$method_name} )
+ || defined( $self->_get_method_body($method_name) );
}
sub get_method_body {
my($self, $method_name) = @_;
-
defined($method_name)
or $self->throw_error('You must define a method name');
- return $self->{methods}{$method_name} ||= do{
- my $code = get_code_ref($self->{package}, $method_name);
- $code && $self->_code_is_mine($code) ? $code : undef;
- };
+ return $self->{methods}{$method_name}
+ ||= $self->_get_method_body($method_name);
}
-sub get_method{
+sub get_method {
my($self, $method_name) = @_;
if(my $code = $self->get_method_body($method_name)){
return grep { $self->has_method($_) } keys %{ $self->namespace };
}
-sub _collect_methods { # Mouse specific
+sub _collect_methods { # Mouse specific, used for method modifiers
my($meta, @args) = @_;
my @methods;
my $subname = ( caller(1) )[3];
$meta->throw_error(
sprintf(
- 'Methods passed to %s must be provided as a list, ArrayRef or regular expression, not %s',
+ 'Methods passed to %s must be provided as a list,'
+ . ' ArrayRef or regular expression, not %s',
$subname,
$type,
)
$package_name = $class . '::__ANON__::' . $ANON_SERIAL;
}
+
# instantiate a module
{
no strict 'refs';
my $meta = $self->initialize( $package_name, %options);
- Scalar::Util::weaken $METAS{$package_name}
+ Scalar::Util::weaken($METAS{$package_name})
if $mortal;
$meta->add_method(meta => sub {
$meta->add_method($method_name, $method_body);
}
}
- if (defined $roles){
+ if (defined $roles and !$options{in_application_to_instance}){
Mouse::Util::apply_all_roles($package_name, @{$roles});
}
return if $Mouse::Util::in_global_destruction;
my $serial_id = $self->{anon_serial_id};
-
return if !$serial_id;
- # mortal anonymous class
- # XXX: cleaning stash with threads causes panic/SEGV.
+ # XXX: cleaning stash with threads causes panic/SEGV on legacy perls.
if(exists $INC{'threads.pm'}) {
# (caller)[2] indicates the caller's line number,
- # which is zero when the current thread is joining.
+ # which is zero when the current thread is joining (destroying).
return if( (caller)[2] == 0);
}
- # @ISA is a magical variable, so we clear it manually.
+ # clean up mortal anonymous class stuff
+
+ # @ISA is a magical variable, so we must clear it manually.
@{$self->{superclasses}} = () if exists $self->{superclasses};
# Then, clear the symbol table hash
$name =~ s/ $serial_id \z//xms;
no strict 'refs';
delete ${$name}{ $serial_id . '::' };
-
return;
}
-sub throw_error{
- my($self, $message, %args) = @_;
-
- local $Carp::CarpLevel = $Carp::CarpLevel + 1 + ($args{depth} || 0);
- local $Carp::MaxArgNums = 20; # default is 8, usually we use named args which gets messier though
-
- if(exists $args{longmess} && !$args{longmess}){ # intentionaly longmess => 0
- Carp::croak($message);
- }
- else{
- Carp::confess($message);
- }
-}
1;
__END__
=head1 NAME
-Mouse::Meta::Module - The base class for Mouse::Meta::Class and Mouse::Meta::Role
+Mouse::Meta::Module - The common base class of Mouse::Meta::Class and Mouse::Meta::Role
=head1 VERSION
-This document describes Mouse version 0.67
+This document describes Mouse version 0.88
+
+=head1 DESCRIPTION
+
+This class is an abstract base class of meta classes and meta roles.
=head1 SEE ALSO