Add a rethrow method to Exception.

[catagits/Catalyst-Runtime.git] / lib / Catalyst / Exception.pm

diff --git a/lib/Catalyst/Exception.pm b/lib/Catalyst/Exception.pm
index fc43cd8..6956f0e 100644 (file)
--- a/lib/Catalyst/Exception.pm
+++ b/lib/Catalyst/Exception.pm
@@ -1,17 +1,12 @@
 package Catalyst::Exception;
 
-use strict;
-use vars qw[@ISA $CATALYST_EXCEPTION_CLASS];
-use UNIVERSAL::require;
-
-BEGIN {
-    push( @ISA, $CATALYST_EXCEPTION_CLASS || 'Catalyst::Exception::Base' );
-}
+# XXX: See bottom of file for Exception implementation
 
 package Catalyst::Exception::Base;
 
-use strict;
-use Carp ();
+use Moose;
+use Carp;
+use namespace::clean -except => 'meta';
 
 =head1 NAME
 
@@ -39,27 +34,65 @@ Throws a fatal exception.
 
 =cut
 
+has message => (
+    is  => 'ro',
+    isa => 'Str',
+);
+
+use overload
+    q{""}    => \&as_string,
+    fallback => 1;
+
+sub as_string {
+    my ($self) = @_;
+    return $self->message;
+}
+
 sub throw {
     my $class  = shift;
     my %params = @_ == 1 ? ( error => $_[0] ) : @_;
 
-    my $message = $params{message} || $params{error} || $! || '';
+    $params{message} = $params{message} || $params{error} || $! || '';
+    my $error = $class->new(%params);
 
     local $Carp::CarpLevel = 1;
 
-    Carp::croak($message);
+    croak $error;
 }
 
-=head1 AUTHOR
+sub rethrow {
+    my ($self) = @_;
+    croak $self;
+}
+
+=head2 meta
+
+Provided by Moose
 
-Sebastian Riedel, C<sri@cpan.org>
-Christian Hansen, C<ch@ngmedia.com>
+=head1 AUTHORS
+
+Catalyst Contributors, see Catalyst.pm
 
 =head1 COPYRIGHT
 
-This program is free software, you can redistribute it and/or modify
+This library is free software. You can redistribute it and/or modify
 it under the same terms as Perl itself.
 
 =cut
 
+Catalyst::Exception::Base->meta->make_immutable;
+
+package Catalyst::Exception;
+
+use Moose;
+use namespace::clean -except => 'meta';
+
+use vars qw[$CATALYST_EXCEPTION_CLASS];
+
+BEGIN {
+    extends($CATALYST_EXCEPTION_CLASS || 'Catalyst::Exception::Base');
+}
+
+__PACKAGE__->meta->make_immutable;
+
 1;