Add version in CLI

mgdigital · Jun 3, 2019 · 4457358 · 4457358
1 parent 59013ae
commit 4457358
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/src/cli/main/scala/chromaprint/cli/Command.scala b/src/cli/main/scala/chromaprint/cli/Command.scala
@@ -10,7 +10,7 @@ object Command {
   private[chromaprint] lazy val args: decline.Command[Args] =
     decline.Command(
       name = "chromaprint",
-      header = "Chromaprint CLI"
+      header = s"Chromaprint CLI v${chromaprint.version}"
     )(Parser.args)
 
   def create

diff --git a/src/core/main/scala/chromaprint/package.scala b/src/core/main/scala/chromaprint/package.scala
@@ -1,5 +1,14 @@
+import scala.io.Source
+
 package object chromaprint {
 
+  lazy val version: String =
+    Source.fromURL(getClass.getResource("/version.properties")).
+      mkString.
+      split("^version=", 2).
+      lift(1).
+      getOrElse{throw new RuntimeException("Cannot parse version number")}
+
   def discard(evaluateForSideEffectOnly: Any): Unit = {
     val _: Any = evaluateForSideEffectOnly
     () //Return unit to prevent warning due to discarding value