Install ruby-ya2yaml by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-ya2yaml
Description:
UTF8 safe YAML dumper
Ya2YAML is "yet another to_yaml". It emits YAML document with complete UTF8 support (string/binary detection, "\u" escape sequences and Unicode specific line breaks).
Homepage: http://rubyforge.org/projects/ya2yaml/
Version: 0.31-1
Section: universe/ruby