MooseX::Params::Validate::Exception::ValidationFailedForTypeConstraint(3) User Contributed Perl Documentation MooseX::Params::Validate::Exception::ValidationFailedForTypeConstraint(3)

MooseX::Params::Validate::Exception::ValidationFailedForTypeConstraint - Exception thrown when a type constraint check fails

version 0.21

    use MooseX::Params::Validate qw( validated_list );
    use Scalar::Util qw( blessed );
    use Try::Tiny;
    try {
        my @p = validated_list( @_, foo => { isa => 'Str' } );
    }
    catch {
        if (
            blessed $_
            && $_->isa(
                'MooseX::Params::Validate::Exception::ValidationFailedForTypeConstraint'
            )
            ) {
            ...;
        }
    };

This class provides information about type constraint failures.

This class provides the following methods:

This returns a string describing the parameter, something like "The 'foo' parameter" or "Parameter #1".

This is the value that failed the type constraint check.

This is the type constraint object that did not accept the value.

This object stringifies to a reasonable error message.

This software is copyright (c) 2013 - 2015 by Stevan Little <stevan@cpan.org>.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.

2015-02-08 perl v5.34.0