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};
+
+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 0.81
+
+=head1 SEE ALSO
+
+L<Moose::Meta::Method::Destructor>
+
+=cut