valid.clj

(def signup-validator
  "Validates all signup form fields. Also makes sure that the user
   doesn't already exist, and that the two passwords match."
  (v/build-validator (v/non-empty-string :username :email
                                         :password :password_repeat
                                         label-map)
                     :ensure
                     unique-user?
                     :ensure
                     passwords-match?))