Simple logger that works in bb

logger.clj

(ns logger)

(defmacro log [& msgs]
  (let [m (meta &form)
        _ns (ns-name *ns*) ;; can also be used for logging
        file *file*]
    `(binding [*out* *err*] ;; or bind to (io/writer log-file)
       (println (str ~file ":"
                     ~(:line m) ":"
                     ~(:column m))
                ~@msgs))))

(ns bar (:require logger))

(logger/log "what goes on here")
;; <snip>/logger.clj:15:1 what goes on here