Fix SocketIO client iteration for all cases (#10)

.npmignore

@@ -2,3 +2,4 @@
 .idea/
 test/
 !lib/
+src/

src/sockets/helpers.js

@@ -34,7 +34,7 @@ export function setupEventHandlers(info, service, path) {
         service[ev] : defaultDispatcher;
       let eventName = `${path} ${ev}`;
 
-      Object.keys(info.clients()).forEach(function (socket) {
+      each(info.clients(), function (socket) {
         dispatcher.call(service, data, info.params(socket), function (error, dispatchData) {
           if (error) {
             socket[info.method]('error', error);

src/sockets/index.js

@@ -32,7 +32,7 @@ export function service(path, obj) {
     // Set up event handlers for this new service
     _setupEventHandlers(protoService, location);
     // For any existing connection add method handlers
-    Object.keys(info.clients()).forEach(socket => _setupMethodHandlers(socket, location, protoService));
+    each(info.clients(), socket => _setupMethodHandlers(socket, location, protoService));
   }
 
   return protoService;

src/utils.js

@@ -3,7 +3,7 @@ export function stripSlashes(name) {
 }
 
 export function each(obj, callback) {
-  if(Array.isArray(obj)) {
+  if(obj && typeof obj.forEach === 'function') {
     obj.forEach(callback);
   } else if(typeof obj === 'object') {
     Object.keys(obj).forEach(key => callback(obj[key], key));