added unit testing, and started implementing unit tests...phew

node_modules/diagnostics/browser.js

@@ -0,0 +1,35 @@
+'use strict';
+
+var enabled = require('enabled');
+
+/**
+ * Bare minimum browser version of diagnostics. It doesn't need fancy pancy
+ * detection algorithms. The code is only enabled when *you* enable it for
+ * debugging purposes.
+ *
+ * @param {String} name Namespace of the diagnostics instance.
+ * @returns {Function} The logger.
+ * @api public
+ */
+module.exports = function factory(name) {
+  if (!enabled(name)) return function diagnopes() {};
+
+  return function diagnostics() {
+    var args = Array.prototype.slice.call(arguments, 0);
+
+    //
+    // We cannot push a value as first argument of the argument array as
+    // console's formatting %s, %d only works on the first argument it receives.
+    // So in order to prepend our namespace we need to override and prefix the
+    // first argument.
+    //
+    args[0] = name +': '+ args[0];
+
+    //
+    // So yea. IE8 doesn't have an apply so we need a work around to puke the
+    // arguments in place.
+    //
+    try { Function.prototype.apply.call(console.log, console, args); }
+    catch (e) {}
+  };
+};