From df26918b3d39ac803ecc5020c92e5a7d8c3d88b3 Mon Sep 17 00:00:00 2001
From: Vsevolod Strukchinsky <floatdrop@gmail.com>
Date: Wed, 16 Sep 2015 21:23:11 +0500
Subject: [PATCH] throw when callback is passed to stream mode

---
 index.js            |  6 +++++-
 test/test-stream.js | 12 ++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 3ac5d19..cc39c3e 100644
--- a/index.js
+++ b/index.js
@@ -288,7 +288,11 @@ helpers.forEach(function (el) {
 	};
 });
 
-got.stream = function (url, opts) {
+got.stream = function (url, opts, cb) {
+	if (cb || typeof opts === 'function') {
+		throw new Error('callback can not be used with stream mode');
+	}
+
 	return asStream(normalizeArguments(url, opts));
 };
 
diff --git a/test/test-stream.js b/test/test-stream.js
index b8cbef8..00a0dd6 100644
--- a/test/test-stream.js
+++ b/test/test-stream.js
@@ -37,6 +37,18 @@ test('json option can not be used in stream mode', function (t) {
 	t.end();
 });
 
+test('callback can not be used in stream mode', function (t) {
+	t.throws(function () {
+		got.stream(s.url, {json: true}, function () {});
+	}, 'callback can not be used in stream mode');
+
+	t.throws(function () {
+		got.stream(s.url, function () {});
+	}, 'callback can not be used in stream mode');
+
+	t.end();
+});
+
 test('return readable stream', function (t) {
 	got.stream(s.url)
 		.on('data', function (data) {