git-step

git-step

#!/usr/bin/env ruby

all = `git rev-list master --reverse`.split

if File.exist?('.git-step')
  index = all.index File.read('.git-step').chomp
  index += 1 if index
end

index ||= 0
index = all.count - 1 unless all[index]
current = all[index]

puts "Jumping to commit #{current} (#{index+1} of #{all.length})"

`git checkout #{current} 2>&1 > /dev/null`

File.write '.git-step', current