From 1d4a132d11a514f2d75c6cb861030299f5d11597 Mon Sep 17 00:00:00 2001
From: xuwei-k <6b656e6a69@gmail.com>
Date: Sat, 9 Jun 2018 21:09:20 +0900
Subject: fix scalacOptions for latest Scala 2.13.x

These options removed or deprecated

- https://github.com/scala/scala/commit/ad25805de5c63084348348aabefdf184927806c2
- https://github.com/scala/scala/commit/7d5e0b01c7f645e4f727f704a18f93ce5c69a9dd
---
 build.sbt | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/build.sbt b/build.sbt
index 697b69c..903933f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -86,14 +86,23 @@ lazy val buildSettings = Seq(
     "-deprecation",
     "-feature",
     "-Xfuture",
-    "-Xexperimental",
     "-Ywarn-value-discard",
     "-Ywarn-dead-code",
-    "-Ywarn-nullary-unit",
     "-Ywarn-numeric-widen",
-    "-Ywarn-inaccessible",
-    "-Ywarn-adapted-args"
   ),
+  scalacOptions ++= {
+    CrossVersion.partialVersion(scalaVersion.value) match {
+      case Some((2, v)) if v <= 12 =>
+        Seq(
+          "-Xexperimental",
+          "-Ywarn-nullary-unit",
+          "-Ywarn-inaccessible",
+          "-Ywarn-adapted-args"
+        )
+      case _ =>
+        Nil
+    }
+  },
   scmInfo := Some(
     ScmInfo(url("https://github.com/propensive/magnolia"),
             "scm:git:git@github.com:propensive/magnolia.git")
-- 
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