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package Message::Passing::Filter::Null;
use Moo;
use namespace::clean -except => 'meta';
with 'Message::Passing::Role::Filter';
sub filter { $_[1] }
1;
=head1 NAME
Message::Passing::Filter::Null - Filter no messages out.
=head1 DESCRIPTION
This filter does nothing, passing all incoming messages through with no changes.
You would normally never want to use this, but it can be useful for
testing occasionally.
=head1 METHODS
=head2 filter
Returns the message passed to it.
=head1 SPONSORSHIP
This module exists due to the wonderful people at Suretec Systems Ltd.
<http://www.suretecsystems.com/> who sponsored its development for its
VoIP division called SureVoIP <http://www.surevoip.co.uk/> for use with
the SureVoIP API -
<http://www.surevoip.co.uk/support/wiki/api_documentation>
=head1 AUTHOR, COPYRIGHT AND LICENSE
See L<Message::Passing>.
=cut
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