/usr/share/perl5/Catmandu/Fix/copy_field.pm is in libcatmandu-perl 0.9206-1.
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 | package Catmandu::Fix::copy_field;
use Catmandu::Sane;
use Moo;
use Catmandu::Fix::Has;
with 'Catmandu::Fix::Base';
has old_path => (fix_arg => 1);
has new_path => (fix_arg => 1);
sub emit {
my ($self, $fixer) = @_;
my $old_path = $fixer->split_path($self->old_path);
my $old_key = pop @$old_path;
my $new_path = $fixer->split_path($self->new_path);
my $vals = $fixer->generate_var;
my $perl = $fixer->emit_declare_vars($vals, '[]');
$perl .= $fixer->emit_walk_path($fixer->var, $old_path, sub {
my $var = shift;
$fixer->emit_get_key($var, $old_key, sub {
my $var = shift;
"push(\@{${vals}}, ${var});";
});
});
if (@$new_path && ($new_path->[-1] eq '$prepend' || $new_path->[-1] eq '$append')) {
my $new_key = pop @$new_path;
$perl .= $fixer->emit_create_path($fixer->var, $new_path, sub {
my $var = shift;
my $sym = $new_key eq '$prepend' ? 'unshift' : 'push';
"if (\@{${vals}} && is_array_ref(${var} //= [])) {" .
"${sym}(\@{${var}}, map { clone(\$_) } \@{${vals}});" .
"}";
});
} else {
$perl .= $fixer->emit_create_path($fixer->var, $new_path, sub {
my $var = shift;
"if (\@{${vals}}) {".
"${var} = clone(shift(\@{${vals}}));".
"}";
});
}
$perl;
}
=head1 NAME
Catmandu::Fix::copy_field - copy the value of one field to a new field
=head1 SYNOPSIS
# Copy the values of foo.bar into bar.foo
copy_field(foo.bar, bar.foo)
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
1;
|