planning

node_modules/chain-function/index.js

@@ -0,0 +1,20 @@
+
+module.exports = function chain(){
+  var len = arguments.length
+  var args = [];
+
+  for (var i = 0; i < len; i++)
+    args[i] = arguments[i]
+
+  args = args.filter(function(fn){ return fn != null })
+
+  if (args.length === 0) return undefined
+  if (args.length === 1) return args[0]
+
+  return args.reduce(function(current, next){
+    return function chainedFunction() {
+      current.apply(this, arguments);
+      next.apply(this, arguments);
+    };
+  })
+}