backticks_pty.rb

require 'pty'

module BackticksWithPty
  def `(cmd)
    output = ""
    begin
      PTY.spawn(cmd) do |stdout, stdin, pid|
        for line in stdout
          output << line
        end
      rescue Errno::EIO
        # command exited normally, good news
      end
    rescue PTY::ChildExited => e
      puts "The command exited with status #{e.status.exitstatus}"
    end
    output
  end
end

Object.include BackticksWithPty

puts `ls --color`