basic minification task

build.boot

@@ -1,10 +1,12 @@
(set-env!
  :source-paths #{"src"}
  :dependencies '[[adzerk/bootlaces "0.1.9" :scope "test"]])
  :dependencies '[[adzerk/bootlaces "0.1.9" :scope "test"]
                  [asset-minifier   "0.1.6"]])

(require '[adzerk.bootlaces :refer :all])
(require '[adzerk.bootlaces :refer :all]
         '[cljsjs.boot-cljsjs.packaging :refer [minify]])

(def +version+ "0.4.3")
(def +version+ "0.4.4")

(bootlaces! +version+)

src/cljsjs/boot_cljsjs/packaging.clj

@@ -1,10 +1,11 @@
(ns cljsjs.boot-cljsjs.packaging
  {:boot/export-tasks true}
  (:require [boot.core          :as c]
            [boot.util          :as util]
            [clojure.java.io    :as io]
            [clojure.pprint     :as pprint]
            [clojure.string     :as string])
  (:require [boot.core           :as c]
            [boot.util           :as util]
            [clojure.java.io     :as io]
            [clojure.pprint      :as pprint]
            [clojure.string      :as string]
            [asset-minifier.core :as min])
  (:import [java.security DigestInputStream MessageDigest]
           [javax.xml.bind DatatypeConverter]
           [java.util.zip ZipFile]))
@@ -94,11 +95,26 @@
            lib      (if requires
                        (merge base-lib {:requires requires})
                        base-lib)]

        (util/info "Writing deps.cljs\n")
        ;(pprint/pprint deps)
        (write-deps-cljs! {:foreign-libs [lib]
                           :externs externs})
        (-> fileset
            (c/add-resource tmp)
            c/commit!)))))

(c/deftask minify
  ""
  [i in  INPUT  str "Path to file to be compressed"
   o out OUTPUT str "Path to where compressed file should be saved"]
  (assert in "Path to input file required")
  (assert out "Path to output file required")
  (let [tmp        (c/temp-dir!)
        out-file   (io/file tmp out)]
    (c/with-pre-wrap fileset
      (let [in-files (c/input-files fileset)
            in-file  (c/tmpfile (first (c/by-re [(re-pattern in)] in-files)))]
        (util/info "Minifying %s\n" (.getPath in-file))
        (min/minify-js in-file out-file)
        (-> fileset
            (c/add-resource tmp)
            c/commit!)))))