Fix #40.

Author: cloudwebrtc

lib/src/websocket_dart_impl.dart

@@ -10,7 +10,7 @@ typedef void OnOpenCallback();
 
 class WebSocketImpl {
  String _url;
- var _socket;
+ WebSocket _socket;
  final logger = Log();
  OnOpenCallback onOpen;
  OnMessageCallback onMessage;
@@ -34,7 +34,7 @@ class WebSocketImpl {
  this?.onClose(_socket.closeCode, _socket.closeReason);
  });
  } catch (e) {
- this.onClose(_socket.closeCode, _socket.closeReason);
+ this.onClose(500, e.toString());
  }
  }
 

lib/src/websocket_web_impl.dart

@@ -8,7 +8,7 @@ typedef void OnOpenCallback();
 
 class WebSocketImpl {
  String _url;
- var _socket;
+ WebSocket _socket;
  OnOpenCallback onOpen;
  OnMessageCallback onMessage;
  OnCloseCallback onClose;