bash_prompt

function parse_git_dirty () {
# ?? file.txt # Unstaged new files
# A  file.txt # Staged new files
#  M file.txt # Unstaged modified files
# M  file.txt # Staged modified files
#  D file.txt # Unstaged deleted files
# D  file.txt # Staged deleted files

# If the git status has *any* changes (i.e. dirty)
  if [[ -n "$(git status --porcelain 2> /dev/null)" ]]; then
    # echo our character
    echo " ↺"
  fi
}

function parse_git_branch() {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/\1$(parse_git_dirty)/"
}

# prompt with ruby version
function rbenv_version() {
  rbenv version 2> /dev/null | sed 's/\([^ ]*\).*/(\1)/'
}

export PS1="\u@\h\[$RESET\] \$(rbenv_version) \[$GREEN\]\w\[$WHITE\]\$([[ -n \$(git branch 2> /dev/null) ]] && echo \" ➞  \")\[$PURPLE\]\$(parse_git_branch)\[$WHITE\]\n\$ \[$RESET\]"
export PS2="\[$RED\]→ \[$RESET\]"