From 83e80fce5498cb15a221744c90c2dcaccff199ec Mon Sep 17 00:00:00 2001
From: kenji yoshida <6b656e6a69@gmail.com>
Date: Sun, 6 Oct 2024 09:42:17 +0900
Subject: [PATCH] update scalacOptions

---
 build.sbt | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/build.sbt b/build.sbt
index fb2bd3c..7594c7c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -9,12 +9,19 @@ licenses := Seq("Apache-2.0" -> url("http://www.apache.org/licenses/LICENSE-2.0"
 publishMavenStyle := true
 scalacOptions ++= Seq("-deprecation", "-feature", "-language:implicitConversions")
 
-val unusedWarnings = Seq("-Ywarn-unused:imports")
+val unusedWarnings = Def.setting(
+  scalaBinaryVersion.value match {
+    case "2.12" =>
+      Seq("-Ywarn-unused:imports")
+    case _ =>
+      Seq("-Wunused:imports")
+  }
+)
 
-scalacOptions ++= unusedWarnings
+scalacOptions ++= unusedWarnings.value
 
 Seq(Compile, Test).flatMap(c =>
-  c / console / scalacOptions --= unusedWarnings
+  c / console / scalacOptions --= unusedWarnings.value
 )
 
 def hash(): String = sys.process.Process("git rev-parse HEAD").lineStream_!.head