Example CLJS file to be in src/foo/core.cljs

core.cljs

(ns foo.core
  (:require clojure.string))

(defn try-it []
  (clojure.string/trimr 1))

(defn try-it2 []
  (clojure.string/triml 1))

(defn call-me []
  (try-it))

(defn call-me2 []
  (try-it2))