#!/usr/bin/env perl
use strict;
use warnings;

use Term::Filter::Callback;

my $term = Term::Filter::Callback->new(
    callbacks => {
        munge_input => sub {
            my $self = shift;
            my ($got) = @_;
            $got =~ s/\ce/E-  Elbereth\n/g;
            $got;
        },
        munge_output => sub {
            my $self = shift;
            my ($got) = @_;
            $got =~ s/(Elbereth)/\e[35m$1\e[m/g;
            $got;
        },
    },
);

$term->run('nethack');
