From 5c1e976b2fe31126f715f7235b943f004dd01fcb Mon Sep 17 00:00:00 2001
From: Sindre Sorhus <sindresorhus@gmail.com>
Date: Mon, 31 Aug 2015 16:02:31 +0700
Subject: [PATCH] add XO

---
 .jshintrc         | 12 ------------
 index.js          |  2 +-
 package.json      |  5 +++--
 test/test-gzip.js |  2 +-
 4 files changed, 5 insertions(+), 16 deletions(-)
 delete mode 100644 .jshintrc

diff --git a/.jshintrc b/.jshintrc
deleted file mode 100644
index 9fe1be2..0000000
--- a/.jshintrc
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"node": true,
-	"esnext": true,
-	"bitwise": true,
-	"curly": true,
-	"immed": true,
-	"newcap": true,
-	"noarg": true,
-	"undef": true,
-	"unused": "vars",
-	"strict": true
-}
diff --git a/index.js b/index.js
index 749568b..c3aa329 100644
--- a/index.js
+++ b/index.js
@@ -235,7 +235,7 @@ function got(url, opts, cb) {
 
 	if (cb) {
 		asCallback(opts, cb);
-		return;
+		return null;
 	}
 
 	return asPromise(opts);
diff --git a/package.json b/package.json
index 1a25d12..df462a9 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "node": ">=0.10.0"
   },
   "scripts": {
-    "test": "tap test/test-*.js"
+    "test": "xo && tap test/test-*.js"
   },
   "files": [
     "index.js"
@@ -60,6 +60,7 @@
     "into-stream": "^2.0.0",
     "istanbul": "^0.3.13",
     "pem": "^1.4.4",
-    "tap": "^1.0.0"
+    "tap": "^1.0.0",
+    "xo": "*"
   }
 }
diff --git a/test/test-gzip.js b/test/test-gzip.js
index 86c6a7c..e877bff 100644
--- a/test/test-gzip.js
+++ b/test/test-gzip.js
@@ -10,7 +10,7 @@ s.on('/', function (req, res) {
 	res.statusCode = 200;
 	res.setHeader('Content-Type', 'text/plain');
 	res.setHeader('Content-Encoding', 'gzip');
-	zlib.gzip(testContent, function (err, data) {
+	zlib.gzip(testContent, function (_, data) {
 		res.end(data);
 	});
 });