Metrics collection framework

bench/index.js

@@ -0,0 +1,14 @@
+var fs = require('fs');
+
+var metrics = fs.readdirSync(__dirname);
+metrics.forEach(function(metric) {
+  if (metric === 'index.js' || !/(.*)\.js$/.test(metric)) {
+    return;
+  }
+
+  var name = RegExp.$1;
+  metric = require('./' + name);
+  if (metric instanceof Function) {
+    module.exports[name] = metric;
+  }
+});