Improve MediaStream guards

Fixes cookpete/react-player#415
david-hub024 · Jun 4, 2018 · 010fec7 · 010fec7
1 parent d2303e3
commit 010fec7
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Showing 2 changed files with 9 additions and 5 deletions.
diff --git a/src/players/FilePlayer.js b/src/players/FilePlayer.js
@@ -1,6 +1,6 @@
 import React, { Component } from 'react'
 
-import { getSDK } from '../utils'
+import { getSDK, isMediaStream } from '../utils'
 import createSinglePlayer from '../singlePlayer'
 
 const IOS = typeof navigator !== 'undefined' && /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream
@@ -14,10 +14,6 @@ const DASH_SDK_URL = 'https://cdnjs.cloudflare.com/ajax/libs/dashjs/2.6.5/dash.a
 const DASH_GLOBAL = 'dashjs'
 const MATCH_DROPBOX_URL = /www\.dropbox\.com\/.+/
 
-function isMediaStream (url) {
-  return typeof window !== 'undefined' && url instanceof window.MediaStream
-}
-
 function canPlay (url) {
   if (url instanceof Array) {
     for (let item of url) {

diff --git a/src/utils.js b/src/utils.js
@@ -161,3 +161,11 @@ export function isEqual (a, b) {
   }
   return a === b
 }
+
+export function isMediaStream (url) {
+  return (
+    typeof window !== 'undefined' &&
+    typeof window.MediaStream !== 'undefined' &&
+    url instanceof window.MediaStream
+  )
+}