Act safe in case navigator doesn't have a userAgent.

8 years ago · c7778c550e
parent 09e12dcf7a
commit c7778c550e
1 changed files with 1 additions and 1 deletions
--- a/src/bowser.js
+++ b/src/bowser.js
@ -395,7 +395,7 @@
    return result
  }

-  var bowser = detect(typeof navigator !== 'undefined' ? navigator.userAgent : '')
+  var bowser = detect(typeof navigator !== 'undefined' ? navigator.userAgent || '' : '')

  bowser.test = function (browserList) {
    for (var i = 0; i < browserList.length; ++i) {