viebel

(ns viebel.gist-57d9ebad3381e727c2f0a373e1bd4eec.raw.spec-example
    (:require [cljs.spec :as s]))

(s/def ::tag (s/cat :type #{:div}
                    :attrs map?
                    :children (s/spec (s/* ::tag))))

(s/explain ::tag [:div {} [[:div {} []]]])
;; In: [2 0] val: [:div {} []] fails spec: _ at: [:children :type] predicate: #{:div}

viebel

; Make a regex behave like a  function
; Inspired by: http://blog.klipse.tech/clojure/2016/04/07/ifn.html

(extend-type js/RegExp
  IFn
  (-invoke ([this s] (re-find this s))))

(#"clojure" "clojurescript")