ljsthw-bandolier/commands/create.js

import fs from "fs/promises";
import { mkdir_to, exec_i } from "../lib/builderator.js";
import { log } from "../lib/logging.js";

export const BANDO_GIT = "https://git.learnjsthehardway.com/learn-javascript-the-hard-way/bandolier-template.git";

export const description = "Installs demo/template repositories for the Bandolier project of Learn JavaScript the Hard Way.";

export const options = [
  ["--repo", "repository to dupe and setup", BANDO_GIT],
  ["--template", "templates directory to use for setups", "./commands/templates"]
];

export const argument = ["<target>", "name of the project"];

export const main = async (target, opts) => {
  // cloning force is an odd feature that's much more complex
  // https://stackoverflow.com/questions/2411031/how-do-i-clone-into-a-non-empty-directory

  try {
    await fs.access(target);
    log.error(`Target ${target} exists. Won't install into it.`);
    process.exit(1);
  } catch(error) {
    // access is stupid, it throws an exception but we want the negative response as a positive outcome
    exec_i(`git clone --depth 1 ${BANDO_GIT} ${target}`);
    process.exit(0);
  }
}