/usr/share/perl5/MARC/Spec/Subspec.pm is in libmarc-spec-perl 2.0.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | package MARC::Spec::Subspec;
use Moo;
use namespace::clean;
our $VERSION = '2.0.3';
has left => (
is => 'rw',
isa => sub {
croak ('Left subterm is not an instance of MARC::Spec or MARC::Spec::Comparisonstring.')
unless(ref $_[0] eq 'MARC::Spec' or ref $_[0] eq 'MARC::Spec::Comparisonstring')
}
);
has right => (
is => 'rw',
isa => sub {
croak ('Right subterm is not an instance of MARC::Spec or MARC::Spec::Comparisonstring.')
unless(ref $_[0] eq 'MARC::Spec' or ref $_[0] eq 'MARC::Spec::Comparisonstring')
}
);
has operator => (
is => 'rw',
default => sub { "?" }
);
sub to_string {
my ($self) = @_;
my $string = $self->left->to_string().$self->operator.$self->right->to_string();
return $string;
}
1;
__END__
=encoding utf-8
=head1 NAME
MARC::Spec::Subspec - subspec specification
=head1 SYNOPSIS
use MARC::Spec;
use MARC::Spec::Subspec;
use MARC::Spec::Comparisonstring;
# create an empty subspec
my $subspec = MARC::Spec::Subspec->new;
# create the subterms
my $ms = MARC::Spec::parse('245$a')';
my $cmp = MARC::Spec::Comparisonstring->new('Perl');
# add subterms to subspec
$subspec->left($ms);
$subspec->right($cmp);
$subspec->operator('=');
say $subspec->subterms; # '245$a=\Perl'
=head1 DESCRIPTION
MARC::Spec::Subspec is the subspec specification of a L<MARC::Spec|MARC::Spec>.
See L<MARCspec - A common MARC record path language|http://marcspec.github.io/MARCspec/> for further
details on the syntax.
=head1 METHODS
=head2 new
Create a new MARC::Spec::Subspec instance.
=head2 to_string
Returns the spec as a string.
=head1 ATTRIBUTES
=head2 left
Obligatory. The left subterm: a MARCspec as a string.
=head2 right
Obligatory. The right subterm: a MARCspec as a string.
=head2 operator
One of "=", "!=", "~", "!~", "!", or "?". Default is "?".
=head1 AUTHOR
Carsten Klee C<< <klee at cpan.org> >>
=head1 CONTRIBUTORS
=over
=item * Johann Rolschewski, C<< <jorol at cpan> >>
=back
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2016 by Carsten Klee.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=head1 BUGS
Please report any bugs to L<https://github.com/MARCspec/MARC-Spec/issues|https://github.com/MARCspec/MARC-Spec/issues>
=head1 SEE ALSO
=over
=item * L<MARC::Spec|MARC::Spec>
=item * L<MARC::Spec::Field|MARC::Spec::Field>
=item * L<MARC::Spec::Subfield|MARC::Spec::Subfield>
=item * L<MARC::Spec::Indicator|MARC::Spec::Indicator>
=item * L<MARC::Spec::Structure|MARC::Spec::Structure>
=item * L<MARC::Spec::Comparisonstring|MARC::Spec::Comparisonstring>
=item * L<MARC::Spec::Parser|MARC::Spec::Parser>
=back
=cut
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