Install ruby-source-map by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-source-map
Description:
ruby support for source maps in javascripts
Ruby support for Source Maps allows you to interact with Source Maps in Ruby. This lets you do things like concatenate different javascript files and still debug them as though they were separate files.
Homepage: http://github.com/ConradIrwin/ruby-source_map
Version: 3.0.1+git.20120229.bda06a3f-1
Section: universe/ruby