Slow requires

server.js

var tree = require("terminal-tree");

const loadingData = [];
var current = loadingData;

global.wr = (_require) => {
	return (name) => {
		const start = Date.now();
		const parent = current;
		current = [];
		const module = _require(name);

		const time = Date.now() - start;
		if (time > 20) {
			parent.push(`${name} (${time}ms)`);
			if (current.length > 0) parent.push(current);
		}

		current = parent;
		return module;
	}
};

const _require = wr(require);
var keystone = _require('keystone');

console.log(tree(loadingData, {
  symbol: true,
  highlight: true,
  padding: 1
}));