simple-keyword?

functionsince v1.9.75 clojure.core/simple-keyword?Edit
(simple-keyword? x)

Source docstring:
Return true if x is a keyword without a namespace
Source code @ clojurescript:src/main/cljs/cljs/core.cljs
(defn simple-keyword?
  [x] (and (keyword? x) (nil? (namespace x))))