check for unpushed commits on a branch with an arbitrary remote

unpushed_commits.rb

def check_remote_branch
  if `git branch -a | grep "$(git branch | grep "*" | sed 's/*\ //g')"`.strip == '2'
    false
  else
    true
  end
end

def check_unpushed_commits
  branch = `git branch | grep "*" | sed 's/*\ //g'`.strip
  remote = `git branch -a | grep "#{branch}" | tail -n 1 | cut -d / -f 2`.strip

  if `git log #{remote}/#{branch}..HEAD --oneline | wc -l`.strip > '0'
    false
  else
    true
  end
end