Tagify: Cannot create new tags with Mix Text & Tags.

[peterp]

Prerequisites

• [x] I am running the latest version
• [x] I checked the documentation and found no answer
• [x] I checked to make sure that this issue has not already been filed

Demo Page

https://codepen.io/vsync/pen/KKzpdxQ
(Project's own example from the documentation.)

Explanation

• What is the expected behavior?

You're unable to enter new tags (even when in the whitelist) when typing @jimm no auto-complete pops up.

• What is happening instead?

Nothing happens, except an error.

• What error message are you getting?

Uncaught TypeError: Cannot read property 'length' of undefined

[yairEO]

I'm on it

[peterp]

Thanks so much @yairEO <3