system: Linux mars.sprixweb.com 3.10.0-1160.119.1.el7.x86_64 #1 SMP Tue Jun 4 14:43:51 UTC 2024 x86_64

cmd: 

package Overloaded;  ##no critic (Modules::RequireFilenameMatchesPackage)

use strict;

sub new {
    my $class = shift;
    bless { string => shift, num => shift }, $class;
}

package Overloaded::Compare;

use strict;
our @ISA = qw(Overloaded);

# Sometimes objects have only comparison ops overloaded and nothing else.
# For example, DateTime objects.
use overload
  q{eq} => sub { $_[0]->{string} eq $_[1] },
  q{==} => sub { $_[0]->{num} == $_[1] };

package Overloaded::Ify;

use strict;
our @ISA = qw(Overloaded);

use overload
  q{""} => sub { $_[0]->{string} },
  q{0+} => sub { $_[0]->{num} };

1;