How to Solve «Valid Braces» Code Kata

Hey folks, here is another solving code kata video. I hope you enjoy.

Programming Challenge «Your order, please»: https://www.codewars.com/kata/5277c8a221e209d3f6000b56

Source code: https://gist.github.com/FSou1/e6bb26e68de3b966c241cd7a2df66e7c