Add git messaging to your bash prompt

git_prompt.sh

#
# Colors
#
RED="\[\033[0;31m\]"
YELLOW="\[\033[0;33m\]"
GREEN="\[\033[0;32m\]"
NORMAL="\[\033[0m\]"

#
# Prompt Setup
#
function parse_git_in_rebase {
  [[ -d .git/rebase-apply ]] && echo " REBASING"
}

function parse_git_dirty {
  [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]] && echo "*"
}

function parse_git_branch {
  branch=$(git branch 2> /dev/null | grep "*" | sed -e s/^..//g)
  if [[ -z ${branch} ]]; then
    return
  fi
  echo " ("${branch}$(parse_git_dirty)$(parse_git_in_rebase)")"
}

export PS1="$RED\u@\h:$GREEN\W$YELLOW\$(parse_git_branch)$NORMAL\$ " # Add git info to the prompt