From 02924b06099525f976a400b4e2193caa27aa29c0 Mon Sep 17 00:00:00 2001
From: ratikesh <ratikesh.limetray@gmail.com>
Date: Tue, 12 Jul 2016 08:32:23 +0545
Subject: [PATCH 1/3] errorMessage: Improvement in the error thrown in case of 
 writable stream write method

Files changes include the fix for  issue
Fixes: https://github.com/nodejs/node/issues/7396
---
 lib/_stream_writable.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/_stream_writable.js b/lib/_stream_writable.js
index 76c4972d405c81..c3a11df92ce025 100644
--- a/lib/_stream_writable.js
+++ b/lib/_stream_writable.js
@@ -197,6 +197,7 @@ function validChunk(stream, state, chunk, cb) {
 }
 
 Writable.prototype.write = function(chunk, encoding, cb) {
+
   var state = this._writableState;
   var ret = false;
 
@@ -305,6 +306,7 @@ function doWrite(stream, state, writev, len, chunk, encoding, cb) {
     stream._writev(chunk, state.onwrite);
   else
     stream._write(chunk, encoding, state.onwrite);
+
   state.sync = false;
 }
 
@@ -432,7 +434,7 @@ function clearBuffer(stream, state) {
 }
 
 Writable.prototype._write = function(chunk, encoding, cb) {
-  cb(new Error('not implemented'));
+  //cb(new Error('not implemented'));
 };
 
 Writable.prototype._writev = null;

From 741d2fe6f3c319bc255262d62559ee1a66f8724d Mon Sep 17 00:00:00 2001
From: ratikesh9 <ratikesh92@gmail.com>
Date: Tue, 12 Jul 2016 15:40:10 +0545
Subject: [PATCH 2/3] Update _stream_writable.js

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

diff --git a/lib/_stream_writable.js b/lib/_stream_writable.js
index c3a11df92ce025..f3c302816a252a 100644
--- a/lib/_stream_writable.js
+++ b/lib/_stream_writable.js
@@ -434,7 +434,7 @@ function clearBuffer(stream, state) {
 }
 
 Writable.prototype._write = function(chunk, encoding, cb) {
-  //cb(new Error('not implemented'));
+  cb(new Error('Write method cannot be invoked on the Writable stream . Method not implemented'));
 };
 
 Writable.prototype._writev = null;

From c2108c7c1135e37eadaa7ad1861381446dd21890 Mon Sep 17 00:00:00 2001
From: ratikesh9 <ratikesh92@gmail.com>
Date: Tue, 12 Jul 2016 23:17:28 +0545
Subject: [PATCH 3/3] Whitespaces removed + Message fix

* Whitespaces comprising line 200, 309 removed .
* Error Message changed under _write function .
---
 lib/_stream_writable.js | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/_stream_writable.js b/lib/_stream_writable.js
index f3c302816a252a..b102ed28fbc349 100644
--- a/lib/_stream_writable.js
+++ b/lib/_stream_writable.js
@@ -197,7 +197,6 @@ function validChunk(stream, state, chunk, cb) {
 }
 
 Writable.prototype.write = function(chunk, encoding, cb) {
-
   var state = this._writableState;
   var ret = false;
 
@@ -306,7 +305,6 @@ function doWrite(stream, state, writev, len, chunk, encoding, cb) {
     stream._writev(chunk, state.onwrite);
   else
     stream._write(chunk, encoding, state.onwrite);
-
   state.sync = false;
 }
 
@@ -434,7 +432,7 @@ function clearBuffer(stream, state) {
 }
 
 Writable.prototype._write = function(chunk, encoding, cb) {
-  cb(new Error('Write method cannot be invoked on the Writable stream . Method not implemented'));
+  cb(new Error('_write method is not implemented.'));
 };
 
 Writable.prototype._writev = null;