gistfile1.rb

#!/usr/bin/env ruby

stdin_tokens = STDIN.read.split(' ')
log_diffs = `git log --stat #{stdin_tokens[0]}..#{stdin_tokens[1]}`

if log_diffs =~ / db\/migrate\//
  puts "  ----------------------------------------"
  puts " < YOU WILL HAVE TO RUN `rake db:migrate` >"
  puts "  ----------------------------------------"
  puts "        \\   ,__,"
  puts "         \\  (oo)____"
  puts "            (__)    )\\"
  puts "               ||--|| *"
end