Customize Command Prompt Text with Git Icon and Git Branch (require font-awesome)

.bashrc

# README
# 1. append following content to your ~/.bashrc file
# 2. apply your setup by enter shell command $ source ~./bashrc

### Git ###
git_icon() {
  # NOTE: printing icon requires install font on http://fontawesome.io/
  # Choose one icon you like
  #printf ' \uf126 '  # http://fontawesome.io/icon/code-fork/
  printf ' \uf09b '  # http://fontawesome.io/icon/github/
}
parse_git_branch() {
  git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'
}
git_info() {
  if [[] $(parse_git_branch) ]]; then
    git_icon
    parse_git_branch
  fi
}

### add Color ANSI code ###
orange='\e[38;5;172m'
atomGreen='\e[38;5;29m'
reverse='\e[7m'
reset=$(tput sgr0)   # use color setting in terminal Preference
# get more color on this site: http://misc.flogisoft.com/bash/tip_colors_and_formatting

### Choose One Template for Your PS1 ###
#PS1="${debian_chroot:+($debian_chroot)}\u@\h:\w \$(parse_git_branch) $ "   # with user and hostname
#PS1="${debian_chroot:+($debian_chroot)}[\w] \$(parse_git_branch)$ "       # no user name and hostname
PS1="${debian_chroot:+($debian_chroot)}\[$orange\]\w\[$atomGreen\]\$(git_info)\[$orange\]❯ "          # Light style: with color, special char ❯
#PS1="${debian_chroot:+($debian_chroot)}\[$reverse\]\w \[$atomGreen\]\$(git_info)\[$reset\]\[$orange\]❯ "     # Reverse Style: with background color, special char ❯