Git in your ZSH

precmd() {  
    ## Git info in the prompt
    if [ -d "$PWD/.git" ]; then
		export BRANCH=$(git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/')
		export REV=$(git describe --tags --always $1 2>/dev/null || git rev-parse --short $1 2>/dev/null)
	else
	    export BRANCH=""
	    export REV=""
	fi

	if [ $HOME = $PWD ]; then
		newPWD="~"
	else
		newPWD=${PWD:t}
	fi
	
	ROOTSTRING=""
	
	if [ $USER = "root" ]; then
		ROOTSTRING="%{$fg_bold[red]%}★ %{$reset_color%}"
	fi
	
	title "" "%m: %55<...<%~"
    export PS1="$ROOTSTRING%{$fg[white]%}%m%{$reset_color%}:%{$fg[magenta]%} $newPWD%{$reset_color%}> "
    
    if [ -n "$BRANCH" ]; then
        export RPROMPT="%{$fg[white]%}(%{$reset_color%}%{$fg[green]%}$BRANCH%{$reset_color%}:%{$fg[yellow]%}$REV%{$reset_color%}%)%{$reset_color%}" 
    else
        export RPROMPT=""
    fi
}