add 'FireDisconnectAlways' option to enable calling the local OnDisco…

…nnect event if the server closed the connection from its OnConnect event: #41

.github/workflows/go.yml

@@ -7,10 +7,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Set up Go 1.12
+    - name: Set up Go 1.14
       uses: actions/setup-go@v1
       with:
-        version: 1.12
+        version: 1.14
       id: go
 
     - name: Check out code into the Go module directory

_examples/basic/main.go

@@ -155,6 +155,14 @@ func startServer() {
 
 		log.Printf("[%s] connected to the server.", c)
 
+		// If you want to close the connection immediately
+		// from server's OnConnect event then you should
+		// set the `FireDisconnectAlways` option to true.
+		// ws.FireDisconnectAlways = true:
+		//
+		// return fmt.Errorf("custome rror")
+		// c.Close()
+
 		// if returns non-nil error then it refuses the client to connect to the server.
 		return nil
 	}

_examples/cronjob/main.go

@@ -38,7 +38,7 @@ const (
 
 var (
 	// all these fields should located to your app's structure and designing
-	// however, for the shake of the example we will declare them as package-level variables here.
+	// however, for the sake of the example we will declare them as package-level variables here.
 	database        *dbMock
 	websocketServer *neffos.Server
 )
@@ -171,7 +171,7 @@ func (db *dbMock) removeNotification(nfID string) {
 }
 
 // Accept user ids and get all of their notifications as one notification slice.
-// Why? For the shake of the example, see the comments on the `pushNotifications`.
+// Why? For the sake of the example, see the comments on the `pushNotifications`.
 func (db *dbMock) getNotificationList(userIDs []string) (list []notification) {
 	db.mu.RLock()
 	for _, userID := range userIDs {
@@ -219,7 +219,7 @@ func upsertNotificationHandler(db *dbMock) http.HandlerFunc {
 }
 
 // Declare them on a custom struct of course,
-// they are exposed like that for the shake of the example.
+// they are exposed like that for the sake of the example.
 var (
 	// write access on websocketServer.OnConnect and OnDisconnect callbacks.
 	// read access on pushNotifications() function.

_examples/struct-handler/main.go

@@ -57,7 +57,7 @@ func (s *clientConn) ChatResponse(msg neffos.Message) error {
 // $ go run main.go server
 // $ go run main.go client
 // # expected output:
-// # Echo back from server: Hello from client!Static Response Suffix for shake of the example.
+// # Echo back from server: Hello from client!Static Response Suffix for sake of the example.
 func main() {
 	neffos.EnableDebug(nil)
 
@@ -80,7 +80,7 @@ func main() {
 
 func startServer() {
 	controller := new(serverConn)
-	controller.SuffixResponse = "Static Response Suffix for shake of the example"
+	controller.SuffixResponse = "Static Response Suffix for sake of the example"
 
 	// This will convert a structure to neffos.Namespaces based on the struct's methods.
 	// The methods can be func(msg neffos.Message) error if the structure contains a *neffos.NSConn field,

server.go

@@ -59,6 +59,13 @@ type Server struct {
 	// Therefore, if set to true,
 	// each broadcast call will publish its own message(s) by order.
 	SyncBroadcaster bool
+	// FireDisconnectAlways will allow firing the `OnDisconnect` server's
+	// event even if the connection wasimmediately closed from the `OnConnect` server's event
+	// through `Close()` or non-nil error.
+	// See https://github.com/kataras/neffos/issues/41
+	//
+	// Defaults to false.
+	FireDisconnectAlways bool
 
 	mu         sync.RWMutex
 	namespaces Namespaces
@@ -173,7 +180,7 @@ func (s *Server) start() {
 				// println("disconnect...")
 				if s.OnDisconnect != nil {
 					// don't fire disconnect if was immediately closed on the `OnConnect` server event.
-					if !c.readiness.isReady() || (c.readiness.err != nil) {
+					if !s.FireDisconnectAlways && (!c.readiness.isReady() || (c.readiness.err != nil)) {
 						continue
 					}
 					s.OnDisconnect(c)