Add support for reporting version

resources/VERSION

@@ -0,0 +1 @@
+0.1.0-SNAPSHOT

scripts/compile

@@ -17,6 +17,7 @@ $NATIVE_IMAGE \
     -H:Name=$app_name \
     -H:+ReportExceptionStackTraces \
     -H:ReflectionConfigurationFiles=reflection.json \
+    -H:IncludeResources=VERSION \
     --initialize-at-build-time \
     --report-unsupported-elements-at-runtime \
     --verbose \

src/brisk/lib/opts.clj

@@ -31,8 +31,8 @@
 (defn format-help
   [progname help parsed errors]
   (let [{:keys [summary]} parsed
-        {:keys [message exit]} errors]
-    {:help (format help-fmt progname (or message help) summary)
+        {:keys [message plain exit]} errors]
+    {:help (if plain message (format help-fmt progname (or message help) summary))
      :exit exit}))
 
 (defn print-and-exit

src/brisk/main.clj

@@ -2,6 +2,7 @@
   (:require
     [clojure.edn :as edn]
     [clojure.java.io :as io]
+    [clojure.string :as string]
     [clojure.tools.cli :refer [parse-opts]]
 
     [taoensso.nippy :as nippy]
@@ -65,6 +66,7 @@
    ["-t" "--thaw" "Thaw mode"]
    ["-i" "--input FILENAME" "Input file"]
    ["-o" "--output FILENAME" "Output file"]
+   ["-v" "--version" "Print version"]
    ])
 
 (def help
@@ -81,6 +83,11 @@
   (or (opts/find-errors parsed)
       (let [{:keys [options]} parsed]
         (cond
+          (:version options)
+          {:message (string/trim (slurp (io/resource "VERSION")))
+           :plain true
+           :exit 0}
+
           (and (not (:thaw options)) (not (:freeze options)))
           {:exit 1}))))