Join GitHub today
GitHub is home to over 28 million developers working together to host and review code, manage projects, and build software together.Sign up
Bug in Safari 9.1 #408
It seems there is a bug in Safari 9.1 caused by line 8 in CustomElement.tsx.
I think this is due to babel or a polyfill. It would not show if strict mode weren't used. However, the error will still be there, just hidden so avoid removing strict mode