Not sure why these were classes to begin with

lib/logger.js

@@ -27,10 +27,10 @@ var Logger = module.exports = {};
 //
 // Returns the new logger instance
 Logger.setup = function setup(logger) {
-  if (logger == null) { logger = new BasicLogger(); }
+  if (logger == null) { logger = BasicLogger; }
 
   if (logger === false) {
-    this.logger = new NullLogger();
+    this.logger = NullLogger;
   } else {
     this.logger = logger;
   }

lib/logger/basic_logger.js

@@ -1,28 +1,24 @@
 'use strict';
 
-// The BasicLogger pushes stuff to console.log. Nothing more, nothing less.
-var BasicLogger = module.exports = function BasicLogger() {};
-
-BasicLogger.prototype.toString = function() {
-  return "BasicLogger";
-};
-
 var getArgs = function(args) {
   return args.length >= 1 ? [].slice.call(args, 0) : [];
 };
 
 var logString = function(type) {
-  var upcase = String(type).toUpperCase(),
-      time = new Date().toISOString();
+  var time = new Date().toISOString(),
+      type = String(type).toUpperCase(),
+      padded = String("      " + type).slice(-5);
 
-  var padded = String("     " + upcase).slice(-5);
-
-  return upcase[0] + ", [" + time + "] " + padded + " -- :";
+  return type[0] + ", [" + time + "] " + padded + " -- :";
 };
 
+// The BasicLogger logs to console.log
+var BasicLogger = module.exports = {
+  toString: function() { return "BasicLogger"; },
+};
 
 ['debug', 'info', 'warn', 'error', 'fatal'].forEach(function(type) {
-  BasicLogger.prototype[type] = function() {
+  BasicLogger[type] = function() {
     var args = getArgs(arguments);
     return console.log.apply(console, [].concat(logString(type), args));
   };

lib/logger/null_logger.js

@@ -1,13 +1,9 @@
 // The NullLogger is designed for cases where you want absolutely nothing to
 // print to anywhere. Every proxied method from the Logger returns a noop.
-var NullLogger = module.exports = function NullLogger() {};
-
-NullLogger.prototype.toString = function() {
-  return "NullLogger";
+var NullLogger = module.exports = {
+  toString: function() { return "NullLogger"; }
 };
 
-NullLogger.prototype.debug = function() {};
-NullLogger.prototype.info = function() {};
-NullLogger.prototype.warn = function() {};
-NullLogger.prototype.error = function() {};
-NullLogger.prototype.fatal = function() {};
+['debug', 'info', 'warn', 'error', 'fatal'].forEach(function(type) {
+  NullLogger[type] = function() {};
+});

spec/lib/logger/basic_logger.spec.js

@@ -1,12 +1,11 @@
 'use strict';
 
-var BasicLogger = source('logger/basic_logger');
+var logger = source('logger/basic_logger');
 
 var date = new Date(0).toISOString();
 
 describe('BasicLogger', function() {
-  var logger = new BasicLogger(),
-      clock;
+  var clock;
 
   beforeEach(function() {
     stub(console, 'log');