re-pattern

function

since v0.0-927

clojure.core/re-pattern

Edit

---

Details:

---

Source docstring:

Returns an instance of RegExp which has compiled the provided string.

(defn re-pattern
  [s]
  (if (instance? js/RegExp s)
    s
    (let [[prefix flags] (re-find #"^\(\?([idmsux]*)\)" s)
          pattern (subs s (if (nil? prefix)
                            0
                            (count ^string prefix)))]
      (js/RegExp. pattern (or flags "")))))

---