asm

#!/usr/bin/env ruby

filename = ARGV.shift
lines = []
File.open(filename, 'r') do |f|   # open file for update
    lines = f.readlines           # read into array of lines
    lines.each do |it|            # modify lines
        it.gsub!(/;.*/, '')
    end
end
File.open("stripped-"+filename, 'w') do |f|
    f.print lines                 # write out modified lines
    f.truncate(f.pos)             # truncate to new length
end                               # file is automatically closed

puts `./assembler stripped-#{filename}`
`mv stripped-#{filename.gsub('asm','o')} #{filename.gsub('asm','o')}`
`rm stripped-#{filename}`