current branch & path in .zshrc

# ...
# START current branch & path in ZSH   https://stackoverflow.com/questions/17333531/how-can-i-display-the-current-branch-and-folder-path-in-terminal
parse_git_branch() {
  git branch 2> /dev/null | sed -n -e 's/^\* \(.*\)/[\1]/p'
}
COLOR_DEF='%f'
COLOR_USR='%F{243}'
COLOR_DIR='%F{197}'
COLOR_GIT='%F{39}'
#NEWLINE=$'\n'
NEWLINE=$''
setopt PROMPT_SUBST
export PROMPT='${COLOR_USR}%n@%m ${COLOR_DIR}%d ${COLOR_GIT}$(parse_git_branch)${COLOR_DEF}${NEWLINE}%% '
# END current branch & path in ZSH
#...