Function getArg

tools/scripts/review-site-changes.js:16–20

(name, fallback)

const args = process.argv.slice(2);

function getArg(name, fallback) {
  const index = args.indexOf(name);
  if (index >= 0 && args[index + 1]) return args[index + 1];
  return fallback;
}

const siteRoot = path.resolve(getArg("--site-root", process.env.ALGOMOOC_SITE_ROOT || DEFAULT_SITE_ROOT));
const sourceRel = getArg("--source", DEFAULT_SOURCE);