darkcloud-nvimconfig/add-submodule

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#!/usr/bin/env bash
# Exit if no argument has been provided
[[ -z "$1" ]] && exit 1
# Variables
url="$1"
name="${url/*\/}"
# Exit if no name exists or the url and name variables are the same
[[ -z "$name" || "$url" = "$name" ]] && exit 1
# Add the submodule
git submodule add "$url" "vim/bundle/$name" || exit 1
# Initialize the submodule
git submodule update --init --recursive