promptcolor.sh

nocolor="\[\033[0m\]"
lightblue="\[\033[38;05;111m\]"
lightgray="\[\033[38;05;101m\]"
lightgreen="\[\033[38;05;113m\]"
red="\[\033[38;05;196m\]"

export PROMPT_COMMAND=__prompt_command

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

last_cmd_status() {
    if [[ "$1" -eq 0 ]]; then
        echo "${lightgreen}•"
    else
        echo "${red}•"
    fi
}

__prompt_command() {
    local EXIT="$?"

    # Append this terminal's history list to history file.  This will write the
    # history after every command without needing to 'exit' first.
    history -a

    if [[ $COLUMNS -lt 80 ]]; then
        PS1="$ "
    else
        PS1="$(last_cmd_status "$EXIT")${lightblue}$(parse_git_branch)${lightgray}\w\$ ${nocolor}"
    fi
}