From a613386ec4f1ca05e6d0a03ba371425f1933c4dc Mon Sep 17 00:00:00 2001
From: Yuval Shkolar <yuval.shkolar@sisense.com>
Date: Sun, 4 Dec 2016 14:22:58 +0200
Subject: [PATCH 1/3] Checking if connection ended before ready

---
 lib/client.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/client.js b/lib/client.js
index ef80890..968d3b2 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -11,6 +11,7 @@ function Client(options) {
   this._options = options || {};
 
   this.remote = {};
+  this._isConnectionReady = false;
 }
 util.inherits(Client, EventEmitter);
 
@@ -72,6 +73,8 @@ Client.prototype.sftp = function(callback) {
 
     ssh.sftp(function(err, sftp) {
       if (err) throw err;
+
+      self._isConnectionReady = false;
       // save for reuse
       self.__sftp = sftp;
       callback(err, sftp);
@@ -82,6 +85,11 @@ Client.prototype.sftp = function(callback) {
     callback(err);
   });
   ssh.on('end', function() {
+    if (!self._isConnectionReady = false){
+      var err = 'Connection ended before ready';
+      self.emit('error', err);
+      callback(err);   
+    }
     self.emit('end');
   });
   ssh.on('close', function() {

From 7c4cd2ecefe7ed9fe4f208f99cb2ca57b32d8f3b Mon Sep 17 00:00:00 2001
From: Yuval Shkolar <yuval.shkolar@sisense.com>
Date: Sun, 4 Dec 2016 15:39:39 +0200
Subject: [PATCH 2/3] oops

---
 lib/client.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/client.js b/lib/client.js
index 968d3b2..330bcba 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -74,7 +74,7 @@ Client.prototype.sftp = function(callback) {
     ssh.sftp(function(err, sftp) {
       if (err) throw err;
 
-      self._isConnectionReady = false;
+      self._isConnectionReady = true;
       // save for reuse
       self.__sftp = sftp;
       callback(err, sftp);

From dc2c737c8ff64520025e90c344d705bce3f987fa Mon Sep 17 00:00:00 2001
From: Yuval Shkolar <yuval.shkolar@sisense.com>
Date: Sun, 4 Dec 2016 17:46:11 +0200
Subject: [PATCH 3/3] oops

---
 lib/client.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/client.js b/lib/client.js
index 330bcba..b02a8e9 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -85,7 +85,7 @@ Client.prototype.sftp = function(callback) {
     callback(err);
   });
   ssh.on('end', function() {
-    if (!self._isConnectionReady = false){
+    if (!self._isConnectionReady){
       var err = 'Connection ended before ready';
       self.emit('error', err);
       callback(err);