102 lines
3.1 KiB
Clojure
102 lines
3.1 KiB
Clojure
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(ns swank.loader
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(:require [swank.util.sys :as sys]
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[swank.util.clojure :as clj])
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(:import [java.io File]))
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(defonce #^File *swank-source-path*
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(if-let [resource (.getResource (clojure.lang.RT/baseLoader)
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#^String *file*)]
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(.getParentFile (File. (.getFile resource)))))
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(defonce #^File *swank-compile-path*
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(File. (str (sys/user-home-path)
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File/separator
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".slime"
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File/separator
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"cljclass")))
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(defn file-directory? [#^File f]
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(.isDirectory f))
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(defn file-last-modified [#^File f]
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(.lastModified f))
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(defn all-files-in-directory [#^File f]
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(let [list-files (.listFiles f)
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files (remove file-directory? list-files)
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directories (filter file-directory? list-files)]
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(concat files (mapcat all-files-in-directory directories))))
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(defn clj-file? [#^File f]
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(.endsWith (str f) ".clj"))
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(defn swank-source-files [#^File path]
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(filter clj-file? (all-files-in-directory path)))
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(defn relative-path-name [#^File parent #^File file]
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(let [file-name (str file)
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parent-name (str parent)]
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(when (.startsWith file-name parent-name)
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(.substring file-name (inc (.length parent-name))))))
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(defn file-name-to-swank-package-sym [#^String file-name]
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(assert (clj-file? file-name))
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(symbol
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(str "swank."
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(clj/unmunge
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(.replaceAll (.substring file-name 0 (- (.length file-name) 4))
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File/separator
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".")))))
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(defn swank-packages []
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(map #(file-name-to-swank-package-sym (relative-path-name *swank-source-path* %))
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(swank-source-files *swank-source-path*)))
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(defn swank-version
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"A likely bad way of calculating a version number for swank clojure"
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([]
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(str (reduce + (map file-last-modified (swank-source-files *swank-source-path*)))
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"+" (clojure-version))))
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(defn delete-file-recursive [& paths]
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(when-not (empty? paths)
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(let [f #^File (first paths)]
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(if (and f (.exists f))
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(if (.isDirectory f)
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(if-let [files (seq (.listFiles f))]
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(recur (concat files paths))
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(do
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(.delete f)
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(recur (rest paths))))
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(do
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(.delete f)
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(recur (rest paths))))
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(recur (rest paths))))))
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(defn clean-up []
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(let [current-path (File. *swank-compile-path* (str (swank-version)))]
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(doseq [compiled-path (.listFiles *swank-compile-path*)
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:when (not= current-path compiled-path)]
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(delete-file-recursive compiled-path))))
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(defn swank-ns? [ns]
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(.startsWith (name (ns-name ns)) "swank."))
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(defn all-swank-ns []
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(filter swank-ns? (all-ns)))
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(defn compile-swank [#^String path]
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(binding [*compile-path* path]
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(doseq [sym (swank-packages)]
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(println "Compiling" (name sym))
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(compile sym))))
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(defn init []
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(let [path (File. *swank-compile-path* (str (swank-version)))
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path-already-exists? (.exists path)]
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(when-not path-already-exists?
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(.mkdirs path))
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(add-classpath (-> path .toURI .toURL))
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(when-not path-already-exists?
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(compile-swank (str path)))))
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