Function call syntax, array indexing, and nested expressions.
Code here: https://github.com/contextfreecode/brackets
0:00 - TypeScript
1:43 - Scala
2:54 - C++ (cpp)
5:10 - Ruby
6:18 - Bash
7:14 - Racket
9:00 - Clojure
9:35 - Math and English
10:26 - Haskell