NAME
    Mo::utils::Currency - Mo currency utilities.

SYNOPSIS
     use Mo::utils::Currency qw(check_currency_code);

     check_currency_code($self, $key);

DESCRIPTION
    Mo currency utilities for checking of data objects.

SUBROUTINES
  "check_currency_code"
     check_currency_code($self, $key);

    Check parameter defined by $key if it's currency code. Value could be
    undefined.

    Put error if check isn't ok.

    Returns undef.

ERRORS
     check_currency_code():
             Parameter '%s' must be a valid currency code.
                   Value: %s

EXAMPLE1
     use strict;
     use warnings;

     use Mo::utils::Currency qw(check_currency_code);

     my $self = {
             'key' => 'CZK',
     };
     check_currency_code($self, 'key');

     # Print out.
     print "ok\n";

     # Output:
     # ok

EXAMPLE2
     use strict;
     use warnings;

     use Error::Pure;
     use Mo::utils::Currency qw(check_currency_code);

     $Error::Pure::TYPE = 'Error';

     my $self = {
             'key' => 'xx',
     };
     check_currency_code($self, 'key');

     # Print out.
     print "ok\n";

     # Output like:
     # #Error [...Currency.pm:?] Parameter 'key' must be a valid currency code.

DEPENDENCIES
    Locale::Currency, Error::Pure, Exporter, Readonly.

SEE ALSO
    Mo  Micro Objects. Mo is less.

    Mo::utils
        Mo utilities.

REPOSITORY
    <https://github.com/michal-josef-spacek/Mo-utils-Currency>

AUTHOR
    Michal Josef Špaček <mailto:skim@cpan.org>

    <http://skim.cz>

LICENSE AND COPYRIGHT
    © 2025 Michal Josef Špaček

    BSD 2-Clause License

VERSION
    0.01