1const { dirname, resolve } = require('path');
2const { readdirSync, statSync } = require('fs');
3
4module.exports = function (start, callback) {
5	let dir = resolve('.', start);
6	let tmp, stats = statSync(dir);
7
8	if (!stats.isDirectory()) {
9		dir = dirname(dir);
10	}
11
12	while (true) {
13		tmp = callback(dir, readdirSync(dir));
14		if (tmp) return resolve(dir, tmp);
15		dir = dirname(tmp = dir);
16		if (tmp === dir) break;
17	}
18}
19