compare-rebase

# /usr/bin/env ruby

PAIRS = [
["SHA1_ON_NEW_BRANCH", "SHA1_ON_ORIGINAL_BRANCH"],
# etc...
]

PAIRS.each do |pair|
  cmd = "bash -c 'diff <(git show #{pair[0]} -U0 --format=\"\" | grep -v \"^index\") <(git show #{pair[1]} -U0 --format=\"\" | grep -v \"^index\") | grep -v \"> @@ \" | grep -v \"< @@ \" | grep -v \"^---$\" '"
  result = `#{cmd}`.chomp
  unless "" == result
    puts "\n\n#{pair[0]}: ---------------------"
    puts
    puts result
  end
end