From 504419b116a7cb3fcdc07ce27695475b40e51b4e Mon Sep 17 00:00:00 2001
From: David Smusz <dsmoosh@Davids-MacBook-Pro.local>
Date: Thu, 16 Jan 2020 22:50:11 +0100
Subject: [PATCH] fix: args check

---
 lib/youtube-dl.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/youtube-dl.js b/lib/youtube-dl.js
index 74231d0..740db1b 100644
--- a/lib/youtube-dl.js
+++ b/lib/youtube-dl.js
@@ -46,10 +46,10 @@ function processData (data, args, options, stream) {
   if (options && options.start > 0 && options.end > 0) {
     headers.Range = 'bytes=' + options.start + '-' + options.end
   } else {
-    headers.Range = 'bytes=0-' + item.filesize    
-  }  
+    headers.Range = 'bytes=0-' + item.filesize
+  }
 
-  const proxyArgIndex = args.indexOf('--proxy')
+  const proxyArgIndex = (args && args.indexOf('--proxy')) || -1
   const req = request({
     url: item.url,
     headers: headers,
@@ -101,7 +101,9 @@ const ytdl = (module.exports = function (videoUrl, args, options) {
   }
 
   ytdl.getInfo(videoUrl, args, options, function getInfo (err, data) {
-    return err ? stream.emit('error', err) : processData(data, args, options, stream)
+    return err
+      ? stream.emit('error', err)
+      : processData(data, args, options, stream)
   })
 
   return stream