git-qa-checkout

#!/usr/bin/env bash

# Aliased as $ git c
# $ git config --global alias.c qa-checkout
# checks to see if checkout -b is happening
# if it is and it fails because the branch already exists
# prompt to delete the existing branch

if [[ $1 == '-b' ]]
then
  git checkout $@
  status=$?
  if [ $status -eq 128 ]; then
    while true; do
      read -p "Do you want to delete the branch $2? " yn
      case $yn in
        [Yy]* ) git branch -D $2 && git checkout $@; break;;
        [Nn]* ) exit;;
        * ) echo "Please answer yes or no.";;
      esac
    done
  fi
else
  git checkout $@
fi