From 725d86844eb402cf085838d0be347b3e45a7c5e8 Mon Sep 17 00:00:00 2001
From: pun4drunk <vlad.waxme@gmail.com>
Date: Mon, 27 Jul 2020 17:25:46 +0300
Subject: [PATCH] prevent duplicate connect

---
 Sources/Transport/TCPTransport.swift | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Sources/Transport/TCPTransport.swift b/Sources/Transport/TCPTransport.swift
index 459cb2ed..7af0bf7e 100644
--- a/Sources/Transport/TCPTransport.swift
+++ b/Sources/Transport/TCPTransport.swift
@@ -50,6 +50,9 @@ public class TCPTransport: Transport {
     }
     
     public func connect(url: URL, timeout: Double = 10, certificatePinning: CertificatePinning? = nil) {
+        if connection != nil {
+            return
+        }
         guard let parts = url.getParts() else {
             delegate?.connectionChanged(state: .failed(TCPTransportError.invalidRequest))
             return