/usr/share/perl5/Catmandu/Fix/vacuum.pm is in libcatmandu-perl 0.9505-1.
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 | package Catmandu::Fix::vacuum;
use Catmandu::Sane;
our $VERSION = '0.9505';
use Moo;
use Catmandu::Expander ();
use Catmandu::Fix::Bind::visitor;
use namespace::clean;
use Catmandu::Fix::Has;
sub fix {
my ($self,$data) = @_;
my $ref = eval {
# This can die with 'Unknown reference type' when the data is blessed
Catmandu::Expander->collapse_hash($data);
};
# Try to unbless data
if ($@) {
my $bind = Catmandu::Fix::Bind::visitor->new;
my $data = $bind->unit($data);
$data = $bind->bind($data,sub {
my $item = $_[0];
$item->{scalar} = sprintf "%s" , $item->{scalar} if (ref $item->{scalar});
$item;
});
$ref = Catmandu::Expander->collapse_hash($data);
}
for my $key (keys %$ref) {
my $value = $ref->{$key};
delete $ref->{$key} unless defined($value) && length $value && $value =~ /\S/;
}
Catmandu::Expander->expand_hash($ref);
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::vacuum - delete all empty fields from your data
=head1 SYNOPSIS
# Delete all the empty fields
#
# input:
#
# foo: ''
# bar: []
# relations: {}
# test: 123
#
vacuum()
# output:
#
# test: 123
#
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
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