How to check the current state in evil mode?

Question

When writing elisp for evil mode, how can you check the currently active evil state?
(normal, visual, insert... etc)

Answer 1

The state can be accessed via evil-state, eg:

(cond
 ((eq evil-state 'visual) (do-something))
 ((eq evil-state 'normal) (do-other-thing))
 ((eq evil-state 'insert) (do-another-thing)))