git-reup

git-reup

#!/usr/bin/env ruby
#
# Usage: git-up
#        git-reup
#
# Like git-pull but show a short and sexy log of changes
# immediately after merging (git-up) or rebasing (git-reup).
#
# Inspired by Kyle Neath's `git up' alias:
# http://gist.github.com/249223
#
# Stolen from Ryan Tomayko
# http://github.com/rtomayko/dotfiles/blob/rtomayko/bin/git-up
# and then Zach Holman
# https://github.com/holman/dotfiles/blob/master/bin/git-up
# and then Barijaona Ramaholimihaso
# https://gist.github.com/barijaona/3194807

require 'shellwords'

pull_args = ARGV.to_a

rebase = File.basename($0) == 'git-reup'
stashed = false

old_head = `git rev-parse HEAD`.chomp

exit($?.to_i) unless $? == 0

if rebase
  pull_args.push '--rebase'

  msg = `git stash save "Auto-stash by #{File.basename($0)} script"`
  stashed = msg !~ /^No local changes to save$/
end

system "git pull #{pull_args.shelljoin}"

updated = (old_head != `git rev-parse HEAD`.chomp)

system "git stash pop --quiet" if stashed && rebase

if updated
  if rebase
    puts "Diffstat:"
    system "git --no-pager diff --color --stat #{old_head}.. | sed 's/^/  /'"
  end

  puts "Log:"
  system "git log --color --pretty=oneline --abbrev-commit #{old_head}.. | sed 's/^/  /'"
end