libmoosex-params-validate-perl 0.21-1 (amd64 binary) in ubuntu cosmic

 MooseX::Params::Validate is a Perl module that enables Moose programs to
 validate method parameters, ensuring that incoming parameters are of the
 appropriate Moose types and roles.
 .
 This module is one of many developing options to do this sort of thing;
 See MooseX::Method::Signatures (libmoosex-method-signatures-perl) and
 MooseX::Declare (libmoosex-declare-perl) for others.