further fixes for websockets

lib/landline/extensions/websocket.rb

@@ -24,28 +24,6 @@ module Landline
         @__listeners[event]&.delete(listener)
       end
 
-      # Await for an event
-      # @param event [Symbol, Array<Symbol>] event or array of events to wait for
-      # @return [Array]
-      # @sg-ignore
-      def await(event)
-        blocking = true
-        output = nil
-        listener = proc do |*data|
-          output = data
-          blocking = false
-        end
-        if event.is_a? Array
-          event.each { |x| on(x, &listener) }
-        else
-          on(event, &listener)
-        end
-        while blocking; end
-        return output[0] if output.is_a? Array and output.length == 1
-
-        output
-      end
-
       private
 
       # Trigger the queue clearing process
@@ -115,6 +93,7 @@ module Landline
       rescue Errno::EPIPE => e
         _emit :error, e
         close
+        nil
       end
 
       # Read data from socket synchronously
@@ -225,6 +204,7 @@ module Landline
       rescue Errno::ECONNRESET => e
         _emit :error, e
         close
+        nil
       end
 
       # Receive data through websocket asynchronously
@@ -238,6 +218,7 @@ module Landline
       rescue Errno::ECONNRESET => e
         _emit :error, e
         close
+        nil
       end
     end
   end