Perl::Critic::Utils::DataConversion - Utilities for converting from one type of data to another.

Perl-Critic documentation Contained in the Perl-Critic distribution.

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NAME

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Perl::Critic::Utils::DataConversion - Utilities for converting from one type of data to another.

DESCRIPTION

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Provides data conversion functions.

INTERFACE SUPPORT

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This is considered to be a public module. Any changes to its interface will go through a deprecation cycle.

IMPORTABLE SUBS

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boolean_to_number( $value )

Return 0 or 1 based upon the value of parameter in a boolean context.

dor( $value, $default )

Return either the value or the default based upon whether the value is defined or not.

dor_n( $value0, $value1, ... )

Returns the first defined value among its arguments. If none is defined, simply returns.

defined_or_empty( $value )

Return either the parameter or an empty string based upon whether the parameter is defined or not.

AUTHOR

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Elliot Shank <perl@galumph.com>

COPYRIGHT

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Copyright (c) 2007-2011 Elliot Shank.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. The full text of this license can be found in the LICENSE file included with this module.

Perl-Critic documentation Contained in the Perl-Critic distribution. 
##############################################################################
#      $URL: http://perlcritic.tigris.org/svn/perlcritic/trunk/distributions/Perl-Critic/lib/Perl/Critic/Utils/DataConversion.pm $
#     $Date: 2011-05-15 16:34:46 -0500 (Sun, 15 May 2011) $
#   $Author: clonezone $
# $Revision: 4078 $
##############################################################################

package Perl::Critic::Utils::DataConversion;

use 5.006001;
use strict;
use warnings;
use Readonly;

use Perl::Critic::Utils qw{ :characters :booleans };

use base 'Exporter';

our $VERSION = '1.116';

#-----------------------------------------------------------------------------

Readonly::Array our @EXPORT_OK => qw(
    boolean_to_number
    dor
    defined_or_empty
);

#-----------------------------------------------------------------------------

sub boolean_to_number {  ## no critic (RequireArgUnpacking)
    return $_[0] ? $TRUE : $FALSE;
}

#-----------------------------------------------------------------------------

sub dor {  ## no critic (RequireArgUnpacking)
    foreach (@_) {
        defined $_ and return $_;
    }
    return;
}

#-----------------------------------------------------------------------------

sub defined_or_empty {  ## no critic (RequireArgUnpacking)
    return defined $_[0] ? $_[0] : $EMPTY;
}

1;

__END__

#-----------------------------------------------------------------------------


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