X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FMouse%2FMeta%2FClass.pm;h=8871128a3296050029356e56db1e3452e0072772;hb=b6369395ff3663e73319351d01fe8a31f2b3dbf2;hp=1aee61d2a9b22e0dd4c192cffd900e67e77a8c5e;hpb=0097fc4e251f22ca59655844791ddf5733431fc0;p=gitmo%2FMouse.git

diff --git a/lib/Mouse/Meta/Class.pm b/lib/Mouse/Meta/Class.pm
index 1aee61d..8871128 100644
--- a/lib/Mouse/Meta/Class.pm
+++ b/lib/Mouse/Meta/Class.pm
@@ -6,11 +6,11 @@ use Scalar::Util qw/blessed weaken/;
 use Mouse::Meta::Module;
 our @ISA = qw(Mouse::Meta::Module);
 
-sub method_metaclass()    { 'Mouse::Meta::Method'    }
-sub attribute_metaclass() { 'Mouse::Meta::Attribute' }
+sub method_metaclass;
+sub attribute_metaclass;
 
-sub constructor_class();
-sub destructor_class();
+sub constructor_class;
+sub destructor_class;
 
 sub _construct_meta {
     my($class, %args) = @_;
@@ -54,9 +54,18 @@ sub superclasses {
         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
+
+            # XXX: should we check 'is_pristine' ?
+
+            $self->_reconcile_with_superclass_meta($meta);
         }
         @{ $self->{superclasses} } = @_;
     }
@@ -64,6 +73,33 @@ sub superclasses {
     return @{ $self->{superclasses} };
 }
 
+my @MetaClassTypes = qw(
+    attribute_metaclass
+    method_metaclass
+    constructor_class
+    destructor_class
+);
+
+sub _reconcile_with_superclass_meta {
+    my($self, $super_meta) = @_;
+
+    my @incompatibles;
+    foreach my $metaclass_type(@MetaClassTypes){
+        my $super_c = $super_meta->$metaclass_type();
+        my $self_c  = $self->$metaclass_type();
+
+        if(!$super_c->isa($self_c)){
+            push @incompatibles, $metaclass_type => $super_c;
+        }
+    }
+
+    if(@incompatibles){
+        $super_meta->reinitialize($self->name, @incompatibles);
+    }
+    return;
+}
+
+
 sub find_method_by_name{
     my($self, $method_name) = @_;
     defined($method_name)
@@ -140,7 +176,7 @@ sub add_attribute {
     $self->{attributes}{$attr->name} = $attr;
     $attr->install_accessors();
 
-    if(_MOUSE_VERBOSE && !$attr->{associated_methods} && ($attr->{is} || '') ne 'bare'){
+    if(Mouse::Util::_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?)});
     }
     return $attr;
@@ -148,21 +184,13 @@ sub add_attribute {
 
 sub compute_all_applicable_attributes {
     Carp::cluck('compute_all_applicable_attributes() has been deprecated')
-        if _MOUSE_VERBOSE;
+        if Mouse::Util::_MOUSE_VERBOSE;
     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 $class  = shift;
@@ -182,7 +210,7 @@ sub clone_instance {
     my ($class, $instance, %params) = @_;
 
     Carp::cluck('clone_instance has been deprecated. Use clone_object instead')
-        if _MOUSE_VERBOSE;
+        if Mouse::Util::_MOUSE_VERBOSE;
     return $class->clone_object($instance, %params);
 }
 
@@ -410,7 +438,7 @@ Mouse::Meta::Class - The Mouse class metaclass
 
 =head1 VERSION
 
-This document describes Mouse version 0.40_05
+This document describes Mouse version 0.40_07
 
 =head1 METHODS