find-ns

function

since v1.7.10

clojure.core/find-ns

Edit

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Source docstring:

Returns the namespace named by the symbol or nil if it doesn't exist.
Bootstrap only.

(defn find-ns
  [ns]
  (when (nil? NS_CACHE)
    (set! NS_CACHE (atom {})))
  (let [the-ns (get @NS_CACHE ns)]
    (if-not (nil? the-ns)
      the-ns
      (let [ns-obj (find-ns-obj ns)]
        (when-not (nil? ns-obj)
          (let [new-ns (create-ns ns ns-obj)]
            (swap! NS_CACHE assoc ns new-ns)
            new-ns))))))

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