MOP

diff --git a/Changes b/Changes
index 2f2eecd..e77a868 100644 (file)
--- a/Changes
+++ b/Changes
@@ -1,5 +1,11 @@
 Revision history for Perl extension Class-MOP.
 
+0.21 
+    * Class::MOP::Class
+      - fixed issue where metaclasses are reaped from 
+        our cache in global destruction, and so are not
+        available in DESTORY calls
+
 0.20 Thurs. March 2, 2006
     - removed the dependency for Clone since 
       we no longer to deep-cloning by default.

diff --git a/examples/C3MethodDispatchOrder.pod b/examples/C3MethodDispatchOrder.pod
index 1a0c2a0..bfe0531 100644 (file)
--- a/examples/C3MethodDispatchOrder.pod
+++ b/examples/C3MethodDispatchOrder.pod
@@ -8,7 +8,7 @@ use warnings;
 use Carp 'confess';
 use Algorithm::C3;
 
-our $VERSION = '0.02';
+our $VERSION = '0.03';
 
 use base 'Class::MOP::Class';
 
@@ -34,10 +34,10 @@ C3MethodDispatchOrder->meta->add_around_method_modifier('initialize' => sub {
         my $method = $_find_method->($meta, $method_name);
         (defined $method) || confess "Method ($method_name) not found";
         goto &$method;
-    });
+    }) unless $meta->has_method('AUTOLOAD');
     $meta->add_method('can' => sub {
         $_find_method->($_[0]->meta, $_[1]);
-    });
+    }) unless $meta->has_method('can');
        return $meta;
 });
 

diff --git a/lib/Class/MOP/Class.pm b/lib/Class/MOP/Class.pm
index 474783b..15468e5 100644 (file)
--- a/lib/Class/MOP/Class.pm
+++ b/lib/Class/MOP/Class.pm
@@ -9,7 +9,7 @@ use Scalar::Util 'blessed', 'reftype';
 use Sub::Name    'subname';
 use B            'svref_2object';
 
-our $VERSION = '0.06';
+our $VERSION = '0.07';
 
 # Self-introspection 
 
@@ -44,7 +44,13 @@ sub meta { Class::MOP::Class->initialize(blessed($_[0]) || $_[0]) }
         my $package_name = $options{':package'};
         (defined $package_name && $package_name)
             || confess "You must pass a package name";  
-        return $METAS{$package_name} if exists $METAS{$package_name};              
+               # NOTE:
+               # return the metaclass if we have it cached, 
+               # and it is still defined (it has not been 
+               # reaped by DESTROY yet, which can happen 
+               # annoyingly enough during global destruction)
+        return $METAS{$package_name} 
+                       if exists $METAS{$package_name} && defined $METAS{$package_name};  
         $class = blessed($class) || $class;
         # now create the metaclass
         my $meta;