On-demand require()

Question

Say I create a library in ./libname which contains one main file: main.js and multiple optional library files which are occasionally used with the main

Answer 1

Looks like the only way is to use getters. In short, like this:

exports = {
    MainClass : require('main.js').MainClass,
    get a(){ return require('./a.js'); },
    get b(){ return require('./a.js'); }
}