dir-lookup.js

var fs = require('fs'),
    path = require('path');
 
(function scan(dir) {
    fs.readdirSync(dir).forEach(function (item) {
        var stat = fs.statSync(path.join(dir, item));
        if (stat.isFile()) require(path.join(dir, item));
        else if (stat.isDirectory()) scan(path.join(dir, item));
    });
})('./lib/some/dir');