X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=blobdiff_plain;f=lib%2FMouse%2FMeta%2FMethod%2FDestructor.pm;h=36113928dc33fd4b99bff0e69b08fd598a3ae9d6;hp=681cfaa58cb8fd187c8c0cddddbddb7f600e66df;hb=HEAD;hpb=ad087d1140e1f90a85f2f47cc05bd648fb4ea38e

diff --git a/lib/Mouse/Meta/Method/Destructor.pm b/lib/Mouse/Meta/Method/Destructor.pm
index 681cfaa..3611392 100644
--- a/lib/Mouse/Meta/Method/Destructor.pm
+++ b/lib/Mouse/Meta/Method/Destructor.pm
@@ -1,43 +1,74 @@
 package Mouse::Meta::Method::Destructor;
-use strict;
-use warnings;
-
-sub _empty_destroy{ }
-
-sub _generate_destructor_method {
-    my ($class, $metaclass) = @_;
-
-    my $demolishall = do {
-        if ($metaclass->name->can('DEMOLISH')) {
-            my @code = ();
-            for my $class ($metaclass->linearized_isa) {
-                no strict 'refs';
-                if (*{$class . '::DEMOLISH'}{CODE}) {
-                    push @code, "${class}::DEMOLISH(\$self);";
-                }
-            }
-            join "\n", @code;
-        } else {
-            $metaclass->add_method(DESTROY => \&_empty_destroy);
-            return;
+use Mouse::Util qw(:meta); # enables strict and warnings
+
+use constant _MOUSE_DEBUG => $ENV{MOUSE_DEBUG} ? 1 : 0;
+
+sub _generate_destructor{
+    my (undef, $metaclass) = @_;
+
+    my $demolishall = '';
+    for my $class ($metaclass->linearized_isa) {
+        if (Mouse::Util::get_code_ref($class, 'DEMOLISH')) {
+            $demolishall .= '                ' . $class
+                . '::DEMOLISH($self, $Mouse::Util::in_global_destruction);'
+                . "\n",
         }
-    };
+    }
+
+    if($demolishall) {
+        $demolishall = sprintf <<'EOT', $demolishall;
+        my $e = do{
+            local $?;
+            local $@;
+            eval{
+                %s;
+            };
+            $@;
+        };
+        no warnings 'misc';
+        die $e if $e; # rethrow
+EOT
+    }
 
-    my $destructor_name = $metaclass->name . '::DESTROY';
-    my $source = sprintf("#line %d %s\n", __LINE__, __FILE__) . <<"...";
-    sub $destructor_name \{
-        my \$self = shift;
-        $demolishall;
+    my $name   = $metaclass->name;
+    my $source = sprintf(<<'EOT', __FILE__, $name, $demolishall);
+#line 1 "%s"
+    package %s;
+    sub {
+        my($self) = @_;
+        return $self->Mouse::Object::DESTROY()
+            if ref($self) ne __PACKAGE__;
+        # DEMOLISHALL
+        %s;
+        return;
     }
-...
+EOT
+
+    warn $source if _MOUSE_DEBUG;
 
+    my $code;
     my $e = do{
         local $@;
-        eval $source;
+        $code = eval $source;
         $@;
     };
     die $e if $e;
-    return;
+    return $code;
 }
 
 1;
+__END__
+
+=head1 NAME
+
+Mouse::Meta::Method::Destructor - A Mouse method generator for destructors
+
+=head1 VERSION
+
+This document describes Mouse version 0.95
+
+=head1 SEE ALSO
+
+L<Moose::Meta::Method::Destructor>
+
+=cut