Custom command to rebase a branch off master and optionally stash and pop local changes, or push to remote after

git-rebase-master

#!/bin/sh

while getopts ":hips" opt; do
  case ${opt} in
    h ) echo "Usage: git rebase-master [-h] [-i] [-p] [-s]"
        echo "[-h] display help and usage (you are here)"
        echo "[-i] use an interactive rebase with master"
        echo "[-p] push using force-with-lease after rebasing"
        echo "[-s] stash changes before and pop after"
        exit 0
      ;;
    i ) interactive=true
      ;;
    p ) push=true
      ;;
    s ) stash=true
      ;;
    \? ) echo "Usage: git rebase-master [-h] [-i] [-p] [-s]"
        exit 0
      ;;
  esac
done

if currentBranch=$(git symbolic-ref --short -q HEAD)
then
  echo On branch "$currentBranch"

  if [ "$stash" = true ]; then
    git stash
    echo "Local changes stashed"
  fi
  
  echo "Pulling updates from master..."
  git checkout master
  git pull origin master
  git checkout -

  if [ "$interactive" = true ]; then
    git rebase master -i
  else
    git rebase master
  fi
  echo "Rebased successfully onto master"

  if [ "$stash" = true ]; then
    git stash pop
    echo "Local changes reapplied from stash"
  fi

  if [ "$push" = true ]; then
    git push origin "$currentBranch" --force-with-lease
    echo "Force pushed with lease to remote branch"
  fi
else
  echo "ERROR: Cannot find the current branch!"
  exit 1
fi