/usr/share/doc/ruby-highline/examples/get_character.rb is in ruby-highline 1.6.20-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 | #!/usr/bin/env ruby
require "rubygems"
require "highline/import"
choices = "ynaq"
answer = ask("Your choice [#{choices}]? ") do |q|
q.echo = false
q.character = true
q.validate = /\A[#{choices}]\Z/
end
say("Your choice: #{answer}")
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