sub _choose_backend {
if ( $INC{"Moose.pm"} ) {
return {
+ backend => 'Moose',
import => \&Moose::import,
unimport => \&Moose::unimport,
- }
+ };
} else {
require Mouse;
return {
+ backend => 'Mouse',
import => \&Mouse::import,
unimport => \&Mouse::unimport,
- }
+ };
}
}
my $caller = caller(1);
- $pkgs{$caller} = $class->_choose_backend
- unless $pkgs{$caller};
+ $pkgs{$caller} ||= $class->_choose_backend;
}
sub import {
- goto $_[0]->_handlers->{import};
+ require Carp;
+ Carp::carp("Squirrel is deprecated. Please use Any::Moose instead. It fixes a number of design problems that Squirrel has.");
+
+ my $handlers = shift->_handlers;
+ unshift @_, $handlers->{backend};
+ goto &{$handlers->{import}};
}
sub unimport {
- goto $_[0]->_handlers->{unimport};
+ my $handlers = shift->_handlers;
+ unshift @_, $handlers->{backend};
+ goto &{$handlers->{unimport}};
}
1;
=head1 NAME
-Squirrel - Use L<Mouse>, unless L<Moose> is already loaded.
+Squirrel - Use L<Mouse>, unless L<Moose> is already loaded. (DEPRECATED)
=head1 SYNOPSIS
=head1 DEPRECATION
-L<Squirrel> is being deprecated. L<Any::Moose> provides the same functionality,
+C<Squirrel> is deprecated. C<Any::Moose> provides the same functionality,
but better. :)
=head1 DESCRIPTION
-L<Moose> and L<Squirrel> are TEH BEST FRENDS, but if L<Moose> isn't there
+L<Moose> and L<Squirrel> are THE BEST FRIENDS, but if L<Moose> isn't there
L<Squirrel> will hang out with L<Mouse> as well.
When your own code doesn't actually care whether or not you use L<Moose> or
L<Moose> is already in use you get all the benefits of using that
(transformability, introspection, more opportunities for code reuse, etc).
+=head1 SEE ALSO
+
+L<Any::Moose>
+
=cut