Install libclass-trigger-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libclass-trigger-perl
Description:
Mix-in to add / call inheritable triggers
Class::Trigger is a mixin class to add / call triggers (or hooks) that get called at some points you specify.
Homepage: http://search.cpan.org/dist/Class-Trigger/
Version: 0.14-1
Section: universe/perl