$ sudo apt-get update
$ sudo apt-get install libclass-throwable-perl 

libclass-throwable-perl is installed in your system.

Make ensure the libclass-throwable-perl package were installed using the commands given below,

$ sudo dpkg-query -l | grep libclass-throwable-perl *

You will get with libclass-throwable-perl package name, version, architecture and description in a table

libclass-throwable-perl package basic information: