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package Catmandu::Fix::issn;
our $VERSION = '0.15';
use Catmandu::Sane;
use Business::ISSN;
use Moo;
use Catmandu::Fix::Has;
has path => (fix_arg => 1);
with 'Catmandu::Fix::SimpleGetValue';
sub emit_value {
my ($self, $var) = @_;
"${var} = Business::ISSN->new(${var})->as_string if is_value(${var}) && length(${var});";
}
=head1 NAME
Catmandu::Fix::issn - normalize the issn value for a given key
=head1 SYNOPSIS
# Normalize the ISSN value of issn_field.
# e.g. issn_field => '1553667x'
issn(issn_field) # issn_field => '1553-667X'
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
1;
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