From f420583c741b3ff5fa3f0fc919f1906f56268e8c Mon Sep 17 00:00:00 2001
From: Alexander Makarenko <estliberitas@gmail.com>
Date: Sat, 30 Apr 2016 18:55:46 +0200
Subject: [PATCH] doc: make `writable.setDefaultEncoding()` return `this`

Let this function return `this` for parity with `readable.setEncoding()`.

PR-URL: https://github.com/nodejs/node/pull/5040
Fixes: https://github.com/nodejs/node/issues/5013

Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Calvin Metcalf <calvin.metcalf@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
---
 doc/api/stream.md       | 1 +
 lib/_stream_writable.js | 1 +
 2 files changed, 2 insertions(+)

diff --git a/doc/api/stream.md b/doc/api/stream.md
index 83fb13d71e55c7..a7478bf3deed3d 100644
--- a/doc/api/stream.md
+++ b/doc/api/stream.md
@@ -695,6 +695,7 @@ file.end('world!');
 #### writable.setDefaultEncoding(encoding)
 
 * `encoding` {String} The new default encoding
+* Return: `this`
 
 Sets the default encoding for a writable stream.
 
diff --git a/lib/_stream_writable.js b/lib/_stream_writable.js
index daef34b50c4fc5..76c4972d405c81 100644
--- a/lib/_stream_writable.js
+++ b/lib/_stream_writable.js
@@ -251,6 +251,7 @@ Writable.prototype.setDefaultEncoding = function setDefaultEncoding(encoding) {
   if (!Buffer.isEncoding(encoding))
     throw new TypeError('Unknown encoding: ' + encoding);
   this._writableState.defaultEncoding = encoding;
+  return this;
 };
 
 function decodeChunk(state, chunk, encoding) {