bash_profile with nice emojies and git branches

.bash_profile

parse_git_branch() {
  git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}

get_emoji() {
  if [ "${exit_code}" -eq "0" ]; then
    printf 😌
  else
    printf 😅
  fi
}

PROMPT_COMMAND=__prompt_command
__prompt_command() {
  local exit_code=${?}
  emoji=$(get_emoji exit_code)
  PS1="[\w]\[\033[32m\]\$(parse_git_branch)\[\033[00m\] ${emoji} $ "
}
alias ls="ls -G"
alias ll="ls -la"