bloopgun.sbt

lazy val bloopgunNative: Project = project
  .dependsOn(bloopgun)
  .disablePlugins(ScriptedPlugin)
  .enablePlugins(SbtProguard)
  .enablePlugins(GraalVMNativeImagePlugin)
  .settings(testSuiteSettings)
  .settings(
    name := "bloopgun-native",
    proguardOptions in Proguard ++=
      Seq("-dontnote", "-dontwarn", "-ignorewarnings", "-dontoptimize"),
    proguardOptions in Proguard ++= List(
      ProguardOptions.keepMain("bloop.bloopgun.Bloopgun"),
      ProguardOptions.keepMain("bloop.bloopgun.Bloopgun$"),
      """-keepclassmembers class * extends com.sun.jna.** {
        |  <fields>;
        |  <methods>;
        |}""".stripMargin
    ),
    proguardInputs in Proguard := List((assembly in Compile).value),
    proguardInputs in Proguard += file("/usr/lib/jvm/java-8-graal/jre/lib/rt.jar"),
    javaOptions in (Proguard, proguard) := Seq("-Xmx4G"),
    scriptClasspathOrdering in GraalVMNativeImage :=
      (Seq(
        (proguard in Proguard).value.head -> s"lib/${file((assemblyJarName in assembly in Compile).value).getName()}"
      )),
    mainClass in GraalVMNativeImage := Some("bloop.bloopgun.Bloopgun"),
    assemblyMergeStrategy in assembly := {
      case PathList(ps @ _*) if ps.last endsWith ".md" => MergeStrategy.concat
      case x =>
        val oldStrategy = (assemblyMergeStrategy in assembly).value
        oldStrategy(x)
    },
    graalVMNativeImageOptions ++= {
      val reflectionFile =
        Keys.sourceDirectory.in(Compile).in(bloopgun).value./("graal")./("reflection.json")
      assert(reflectionFile.exists)
      List(
        "--no-server",
        //"--enable-http",
        //"--enable-https",
        "--no-fallback",
        s"-H:ReflectionConfigurationFiles=$reflectionFile",
        //"--allow-incomplete-classpath",
        "-H:+ReportExceptionStackTraces"
        //"--initialize-at-build-time=scala.Function1"
      )
    }
  )