Display current git branch in bash prompt

.profile

################
#    PROMPT    #
################

# This is the meat of things right here..
function parse_git_branch {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/(\1)/'
}

# Let's add colors!
export CLICOLOR=1
export LSCOLORS=GxFxCxDxCxegedabagaced
function proml {
  local        BLUE="\[\033[0;34m\]"
  local         RED="\[\033[0;31m\]"
  local   LIGHT_RED="\[\033[1;31m\]"
  local       GREEN="\[\033[0;32m\]"
  local LIGHT_GREEN="\[\033[1;32m\]"
  local       WHITE="\[\033[1;37m\]"
  local  LIGHT_GRAY="\[\033[0;37m\]"
  case $TERM in
    xterm*)
    TITLEBAR='\[\033]0;\u@\h:\w\007\]'
    ;;
    *)
    TITLEBAR=""
    ;;
  esac
  
  # Format prompt text
  PS1="$WHITE\w $GREEN\$(parse_git_branch)$WHITE\$\[\033[00m\] "
  PS2='> '
  PS4='+ '
}
proml