use Mouse::Meta::Module;
our @ISA = qw(Mouse::Meta::Module);
-sub method_metaclass() { 'Mouse::Meta::Method' }
-sub attribute_metaclass() { 'Mouse::Meta::Attribute' }
+our @CARP_NOT = qw(Mouse); # trust Mouse
+
+sub attribute_metaclass;
+sub method_metaclass;
+
+sub constructor_class;
+sub destructor_class;
-sub constructor_class();
-sub destructor_class();
sub _construct_meta {
my($class, %args) = @_;
foreach my $super(@_){
Mouse::Util::load_class($super);
my $meta = Mouse::Util::get_metaclass_by_name($super);
+
+ next if not defined $meta;
+
if(Mouse::Util::is_a_metarole($meta)){
$self->throw_error("You cannot inherit from a Mouse Role ($super)");
}
+
+ next if $self->isa(ref $meta); # _superclass_meta_is_compatible
+
+ $self->_reconcile_with_superclass_meta($meta);
}
@{ $self->{superclasses} } = @_;
}
return @{ $self->{superclasses} };
}
+my @MetaClassTypes = (
+ 'attribute', # Mouse::Meta::Attribute
+ 'method', # Mouse::Meta::Method
+ 'constructor', # Mouse::Meta::Method::Constructor
+ 'destructor', # Mouse::Meta::Method::Destructor
+);
+
+sub _reconcile_with_superclass_meta {
+ my($self, $other) = @_;
+
+ # find incompatible traits
+ my %metaroles;
+ foreach my $metaclass_type(@MetaClassTypes){
+ my $accessor = $self->can($metaclass_type . '_metaclass')
+ || $self->can($metaclass_type . '_class');
+
+ my $other_c = $other->$accessor();
+ my $self_c = $self->$accessor();
+
+ if(!$self_c->isa($other_c)){
+ $metaroles{$metaclass_type}
+ = [ $self_c->meta->_collect_roles($other_c->meta) ];
+ }
+ }
+
+ $metaroles{class} = [$self->meta->_collect_roles($other->meta)];
+
+ #use Data::Dumper; print Data::Dumper->new([\%metaroles], ['*metaroles'])->Indent(1)->Dump;
+
+ require Mouse::Util::MetaRole;
+ $_[0] = Mouse::Util::MetaRole::apply_metaroles(
+ for => $self,
+ class_metaroles => \%metaroles,
+ );
+ return;
+}
+
+sub _collect_roles {
+ my ($self, $other) = @_;
+
+ # find common ancestor
+ my @self_lin_isa = $self->linearized_isa;
+ my @other_lin_isa = $other->linearized_isa;
+
+ my(@self_anon_supers, @other_anon_supers);
+ push @self_anon_supers, shift @self_lin_isa while $self_lin_isa[0]->meta->is_anon_class;
+ push @other_anon_supers, shift @other_lin_isa while $other_lin_isa[0]->meta->is_anon_class;
+
+ my $common_ancestor = $self_lin_isa[0] eq $other_lin_isa[0] && $self_lin_isa[0];
+
+ if(!$common_ancestor){
+ $self->throw_error(sprintf '%s cannot have %s as a super class because of their metaclass incompatibility',
+ $self->name, $other->name);
+ }
+
+ my %seen;
+ return sort grep { !$seen{$_}++ } ## no critic
+ (map{ $_->name } map{ $_->meta->calculate_all_roles } @self_anon_supers),
+ (map{ $_->name } map{ $_->meta->calculate_all_roles } @other_anon_supers),
+ ;
+}
+
sub find_method_by_name{
my($self, $method_name) = @_;
$self->{attributes}{$attr->name} = $attr;
$attr->install_accessors();
- if(_MOUSE_VERBOSE && !$attr->{associated_methods} && ($attr->{is} || '') ne 'bare'){
- Carp::cluck(qq{Attribute (}.$attr->name.qq{) of class }.$self->name.qq{ has no associated methods (did you mean to provide an "is" argument?)});
+ if(!$attr->{associated_methods} && ($attr->{is} || '') ne 'bare'){
+ Carp::carp(qq{Attribute ($name) of class }.$self->name
+ .qq{ has no associated methods (did you mean to provide an "is" argument?)});
}
return $attr;
}
-sub compute_all_applicable_attributes {
- Carp::cluck('compute_all_applicable_attributes() has been deprecated')
- if _MOUSE_VERBOSE;
+sub compute_all_applicable_attributes { # DEPRECATED
+ Carp::cluck('compute_all_applicable_attributes() has been deprecated. Use get_all_attributes() instead');
+
return shift->get_all_attributes(@_)
}
sub linearized_isa;
-sub new_object {
- my $self = shift;
- my %args = (@_ == 1 ? %{$_[0]} : @_);
-
- my $object = bless {}, $self->name;
-
- $self->_initialize_object($object, \%args);
- return $object;
-}
+sub new_object;
sub clone_object {
my $class = shift;
my $object = shift;
- my %params = (@_ == 1) ? %{$_[0]} : @_;
+ my $args = $object->Mouse::Object::BUILDARGS(@_);
(blessed($object) && $object->isa($class->name))
|| $class->throw_error("You must pass an instance of the metaclass (" . $class->name . "), not ($object)");
my $cloned = bless { %$object }, ref $object;
- $class->_initialize_object($cloned, \%params);
+ $class->_initialize_object($cloned, $args, 1);
return $cloned;
}
-sub clone_instance {
+sub clone_instance { # DEPRECATED
my ($class, $instance, %params) = @_;
- Carp::cluck('clone_instance has been deprecated. Use clone_object instead')
- if _MOUSE_VERBOSE;
+ Carp::cluck('clone_instance() has been deprecated. Use clone_object() instead');
+
return $class->clone_object($instance, %params);
}
-sub make_immutable {
- my $self = shift;
- my %args = (
+
+sub immutable_options {
+ my ( $self, @args ) = @_;
+
+ return (
inline_constructor => 1,
inline_destructor => 1,
constructor_name => 'new',
- @_,
+ @args,
);
+}
+
+
+sub make_immutable {
+ my $self = shift;
+ my %args = $self->immutable_options(@_);
$self->{is_immutable}++;
+ $self->{strict_constructor} = $args{strict_constructor};
+
if ($args{inline_constructor}) {
- my $c = $self->constructor_class;
- Mouse::Util::load_class($c);
$self->add_method($args{constructor_name} =>
- $c->_generate_constructor($self, \%args));
+ Mouse::Util::load_class($self->constructor_class)
+ ->_generate_constructor($self, \%args));
}
if ($args{inline_destructor}) {
- my $c = $self->destructor_class;
- Mouse::Util::load_class($c);
$self->add_method(DESTROY =>
- $c->_generate_destructor($self, \%args));
+ Mouse::Util::load_class($self->destructor_class)
+ ->_generate_destructor($self, \%args));
}
# Moose's make_immutable returns true allowing calling code to skip setting an explicit true value
return 1;
}
-sub make_mutable { not_supported }
+sub make_mutable {
+ my($self) = @_;
+ $self->{is_immutable} = 0;
+ return;
+}
-sub is_immutable { $_[0]->{is_immutable} }
-sub is_mutable { !$_[0]->{is_immutable} }
+sub is_immutable;
+sub is_mutable { !$_[0]->is_immutable }
sub _install_modifier_pp{
my( $self, $type, $name, $code ) = @_;
# load Class::Method::Modifiers first
my $no_cmm_fast = do{
local $@;
- eval q{ require Class::Method::Modifiers::Fast };
+ eval q{ use Class::Method::Modifiers::Fast 0.041 () };
$@;
};
$impl = \&_install_modifier_pp;
}
else{
- my $install_modifier = Class::Method::Modifiers::Fast->can('_install_modifier');
+ my $install_modifier = Class::Method::Modifiers::Fast->can('install_modifier');
$impl = sub {
my ( $self, $type, $name, $code ) = @_;
my $into = $self->name;
$install_modifier->($into, $type, $name, $code);
- $self->add_method($name => do{
- no strict 'refs';
- \&{ $into . '::' . $name };
- });
+ $self->add_method($name => Mouse::Util::get_code_ref($into, $name));
return;
};
}
(defined $role_name)
|| $self->throw_error("You must supply a role name to look for");
+ $role_name = $role_name->name if ref $role_name;
+
for my $class ($self->linearized_isa) {
my $meta = Mouse::Util::get_metaclass_by_name($class)
or next;
=head1 VERSION
-This document describes Mouse version 0.40_06
+This document describes Mouse version 0.54
=head1 METHODS
=head1 SEE ALSO
+L<Mouse::Meta::Module>
+
L<Moose::Meta::Class>
L<Class::MOP::Class>