is_true() {
    if [[ "$1" =~ 1|on|true ]]; then
        return 0
    else
        return 1
    fi
}

append-bash-profile() {
    cat "/bootstrap/bash/$1" >> /home/$CRUPEST_DEBIAN_DEV_USER/.bash_profile
}

append-bashrc() {
    cat "/bootstrap/bash/$1" >> /home/$CRUPEST_DEBIAN_DEV_USER/.bashrc
}

copy-home-dot-file() {
    cp "/bootstrap/home-dot/$1" "/home/$CRUPEST_DEBIAN_DEV_USER/.$1"
}