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

NAME

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

VERSION

version 0.21

SYNOPSIS

    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'
            )
            ) {
            ...;
        }
    };

DESCRIPTION

This class provides information about type constraint failures.

METHODS

This class provides the following methods:

$e->parameter()

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

$e->value()

This is the value that failed the type constraint check.

$e->type()

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

STRINGIFICATION

This object stringifies to a reasonable error message.

AUTHORS

  • Stevan Little <stevan@cpan.org>
  • Dave Rolsky <autarch@urth.org>

COPYRIGHT AND LICENSE

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.

2022-06-15 perl v5.34.0