X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FMouse%2FMeta%2FClass.pm;h=ae69e32fb9fd1e5199ea870a8734e2fb13bf466d;hb=cc7cd81f082a9aaa3dd17ca07dbb91da28bd0b69;hp=f418d6cad776eb444a17dfc392e177247996e986;hpb=9d0686b20ef0bafe5f99c9a9c5e354ff06476f15;p=gitmo%2FMouse.git diff --git a/lib/Mouse/Meta/Class.pm b/lib/Mouse/Meta/Class.pm index f418d6c..ae69e32 100644 --- a/lib/Mouse/Meta/Class.pm +++ b/lib/Mouse/Meta/Class.pm @@ -3,23 +3,21 @@ use Mouse::Util qw/:meta get_linear_isa not_supported/; # enables strict and war use Scalar::Util qw/blessed weaken/; -use Mouse::Meta::Method::Constructor; -use Mouse::Meta::Method::Destructor; use Mouse::Meta::Module; our @ISA = qw(Mouse::Meta::Module); sub method_metaclass() { 'Mouse::Meta::Method' } sub attribute_metaclass() { 'Mouse::Meta::Attribute' } -sub constructor_class() { 'Mouse::Meta::Method::Constructor' } -sub destructor_class() { 'Mouse::Meta::Method::Destructor' } +sub constructor_class(); +sub destructor_class(); sub _construct_meta { my($class, %args) = @_; - $args{attributes} ||= {}; - $args{methods} ||= {}; - $args{roles} ||= []; + $args{attributes} = {}; + $args{methods} = {}; + $args{roles} = []; $args{superclasses} = do { no strict 'refs'; @@ -38,11 +36,16 @@ sub create_anon_class{ return $self->create(undef, @_); } -sub is_anon_class{ - return exists $_[0]->{anon_serial_id}; -} +sub is_anon_class; + +sub roles; -sub roles { $_[0]->{roles} } +sub calculate_all_roles { + my $self = shift; + my %seen; + return grep { !$seen{ $_->name }++ } + map { $_->calculate_all_roles } @{ $self->roles }; +} sub superclasses { my $self = shift; @@ -51,7 +54,7 @@ sub superclasses { foreach my $super(@_){ Mouse::Util::load_class($super); my $meta = Mouse::Util::get_metaclass_by_name($super); - if($meta && $meta->isa('Mouse::Meta::Role')){ + if(Mouse::Util::is_a_metarole($meta)){ $self->throw_error("You cannot inherit from a Mouse Role ($super)"); } } @@ -65,6 +68,7 @@ sub find_method_by_name{ my($self, $method_name) = @_; defined($method_name) or $self->throw_error('You must define a method name to find'); + foreach my $class( $self->linearized_isa ){ my $method = $self->initialize($class)->get_method($method_name); return $method if defined $method; @@ -143,28 +147,12 @@ sub add_attribute { } sub compute_all_applicable_attributes { - Carp::cluck('compute_all_applicable_attributes() has been deprecated'); + Carp::cluck('compute_all_applicable_attributes() has been deprecated') + if _MOUSE_VERBOSE; return shift->get_all_attributes(@_) } -sub get_all_attributes { - my $self = shift; - my (@attr, %seen); - - for my $class ($self->linearized_isa) { - my $meta = Mouse::Util::get_metaclass_by_name($class) - or next; - - for my $name ($meta->get_attribute_list) { - next if $seen{$name}++; - push @attr, $meta->get_attribute($name); - } - } - - return @attr; -} - -sub linearized_isa { @{ get_linear_isa($_[0]->name) } } +sub linearized_isa; sub new_object { my $self = shift; @@ -176,61 +164,6 @@ sub new_object { return $object; } -sub _initialize_object{ - my($self, $object, $args) = @_; - - my @triggers_queue; - - foreach my $attribute ($self->get_all_attributes) { - my $from = $attribute->init_arg; - my $key = $attribute->name; - - if (defined($from) && exists($args->{$from})) { - $object->{$key} = $attribute->_coerce_and_verify($args->{$from}); - - weaken($object->{$key}) - if ref($object->{$key}) && $attribute->is_weak_ref; - - if ($attribute->has_trigger) { - push @triggers_queue, [ $attribute->trigger, $object->{$key} ]; - } - } - else { - if ($attribute->has_default || $attribute->has_builder) { - unless ($attribute->is_lazy) { - my $default = $attribute->default; - my $builder = $attribute->builder; - my $value = $builder ? $object->$builder() - : ref($default) eq 'CODE' ? $object->$default() - : $default; - - # XXX: we cannot use $attribute->set_value() because it invokes triggers. - $object->{$key} = $attribute->_coerce_and_verify($value, $object);; - - weaken($object->{$key}) - if ref($object->{$key}) && $attribute->is_weak_ref; - } - } - else { - if ($attribute->is_required) { - $self->throw_error("Attribute (".$attribute->name.") is required"); - } - } - } - } - - foreach my $trigger_and_value(@triggers_queue){ - my($trigger, $value) = @{$trigger_and_value}; - $trigger->($object, $value); - } - - if($self->is_anon_class){ - $object->{__METACLASS__} = $self; - } - - return $object; -} - sub clone_object { my $class = shift; my $object = shift; @@ -265,13 +198,17 @@ sub make_immutable { $self->{is_immutable}++; if ($args{inline_constructor}) { + my $c = $self->constructor_class; + Mouse::Util::load_class($c); $self->add_method($args{constructor_name} => - $self->constructor_class->_generate_constructor($self, \%args)); + $c->_generate_constructor($self, \%args)); } if ($args{inline_destructor}) { + my $c = $self->destructor_class; + Mouse::Util::load_class($c); $self->add_method(DESTROY => - $self->destructor_class->_generate_destructor($self, \%args)); + $c->_generate_destructor($self, \%args)); } # Moose's make_immutable returns true allowing calling code to skip setting an explicit true value @@ -369,12 +306,8 @@ sub _install_modifier { $impl = sub { my ( $self, $type, $name, $code ) = @_; my $into = $self->name; - $install_modifier->( - $into, - $type, - $name, - $code - ); + $install_modifier->($into, $type, $name, $code); + $self->add_method($name => do{ no strict 'refs'; \&{ $into . '::' . $name }; @@ -456,8 +389,8 @@ sub does_role { || $self->throw_error("You must supply a role name to look for"); for my $class ($self->linearized_isa) { - my $meta = Mouse::Util::get_metaclass_by_name($class); - next unless $meta && $meta->can('roles'); + my $meta = Mouse::Util::get_metaclass_by_name($class) + or next; for my $role (@{ $meta->roles }) { @@ -469,13 +402,16 @@ sub does_role { } 1; - __END__ =head1 NAME Mouse::Meta::Class - The Mouse class metaclass +=head1 VERSION + +This document describes Mouse version 0.40_06 + =head1 METHODS =head2 C<< initialize(ClassName) -> Mouse::Meta::Class >>