automate transcription of disquiet junto human readable form

disquietjunto-0097

#!/usr/bin/ruby
notes = ["A","A#","B","C","C#","D","D#","E","F","F#","G","G#"]
prev_note = "-"
ARGV.join('').each_byte do |c|
  cur_note = nil
  if c >= "a"[0] && c <= "z"[0]
    cur_note = notes[ (c - "a"[0])%12 ]
  elsif c >= "A"[0] && c <= "Z"[0]
    cur_note = "*emphasis* " + notes[ (c - "A"[0])%12 ]
  elsif c == ","[0] or c == ";"[0]
    cur_note = notes[ (notes.index(prev_note)-1)%12]
  elsif c == "."[0] or c == "!"[0] or c == "?"[0]
    cur_note = notes[ (notes.index(prev_note)+1)%12]
  elsif c == " "[0] or c == "\t"[0] || c == "\n"[0] || c == "-"[0]
    puts "(silence)"
  else
    puts "percussion"
  end
  if cur_note
    puts cur_note
    prev_note = cur_note
  end
end

usage:
./disquiet0097.rb "eyes-only records, a compression rifle... a spring pistol.\t\nYates.\n\t He grimaces"

Thanks so much for having done this.