example.js

// Short module explanation             // Something to gather my thoughts
//                                      // I think this looks cool.
                                        //
module.exports = the_exported_function  // Modules are a function. Always.
                                        //
module.exports.extra = extra            // Additional API entry points if
module.exports.other = other            // desired.
                                        //
var util = require('util')              // Other packages from npm or core
var assert = require('assert')          // No comma-first due to lots of
var whatever = require('whatever')      // churn in Git.
                                        //
var foo = require('./foo')              // Modules within this package
var bar = require('./bar')              //
                                        //
var ENABLE_BUGS = false                 // Globals in the module, upper-case
  , MODE = 'production'                 // I like comman-first. YMMV.
                                        // (Two blank lines)
                                        //
function the_exported_function() {      // The primary API entry point, either
}                                       // a function or constructor.
                                        //
function extra() {                      // Some other optional API function
}                                       //
                                        //
function other() {                      // Some other optional API function
}                                       //
                                        // (Two blank lines)
                                        //
function main() {                       // Optional main function for CLI
}                                       // execution.
                                        //
if(require.main === module)             // Run main() if this module is
  main()                                // executed rather than required.