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(ns lux.compiler.io
(:require (lux [base :as & :refer [|case |let |do return* return fail*]])
(lux.compiler.jvm [base :as &&])
[lux.lib.loader :as &lib]))
;; [Utils]
(def ^:private !libs (atom nil))
;; [Resources]
(defn init-libs! []
(reset! !libs (&lib/load)))
(defn read-file [source-dirs ^String file-name]
(|case (&/|some (fn [^String source-dir]
(let [file (new java.io.File source-dir file-name)]
(if (.exists file)
(&/$Some file)
&/$None)))
source-dirs)
(&/$Some file)
(return (slurp file))
(&/$None)
(if-let [code (get @!libs file-name)]
(return code)
(&/fail-with-loc (str "[I/O Error] File doesn't exist: " file-name)))))
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