From c339697889af4580544d81f6624711c11e2fdd40 Mon Sep 17 00:00:00 2001
From: Patrik Nordwall <patrik.nordwall@gmail.com>
Date: Mon, 2 Oct 2023 13:59:25 +0200
Subject: [PATCH] chore: Drop Scala 2.12 (#1026)

---
 .github/workflows/checks.yml                | 2 +-
 .github/workflows/dependency-submission.yml | 2 +-
 project/AkkaDisciplinePlugin.scala          | 3 ---
 project/Dependencies.scala                  | 3 +--
 4 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 3196a9b60..a372411e2 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -73,7 +73,7 @@ jobs:
         with:
           jvm: temurin:1.11
 
-      - name: Compile all code with fatal warnings for Java 11, Scala 2.12, Scala 2.13 and Scala 3
+      - name: Compile all code with fatal warnings for Java 11, Scala 2.13 and Scala 3
         run: sbt "clean ; +IntegrationTest/compile"
 
   check-docs:
diff --git a/.github/workflows/dependency-submission.yml b/.github/workflows/dependency-submission.yml
index c90b8e770..270e11e27 100644
--- a/.github/workflows/dependency-submission.yml
+++ b/.github/workflows/dependency-submission.yml
@@ -29,5 +29,5 @@ jobs:
         # v2.1.0
         uses: scalacenter/sbt-dependency-submission@573f2f9ac18dd26794bd0c5b26b71e880467b608
         with:
-          modules-ignore: examples_2.13 examples_2.12
+          modules-ignore: examples_2.13
           configs-ignore: test It scala-tool scala-doc-tool
diff --git a/project/AkkaDisciplinePlugin.scala b/project/AkkaDisciplinePlugin.scala
index 6911e3f14..a769f4082 100644
--- a/project/AkkaDisciplinePlugin.scala
+++ b/project/AkkaDisciplinePlugin.scala
@@ -37,9 +37,6 @@ object AkkaDisciplinePlugin extends AutoPlugin {
                 "-Ywarn-nullary-unit",
                 "-Ypartial-unification",
                 "-Yno-adapted-args")
-            case Some((2, 12)) =>
-              // no fatal-warnings for 2.12
-              disciplineScalacOptions - "-Xfatal-warnings"
             case _ =>
               Nil
           }).toSeq,
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index e290fa4ff..bb726a131 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -6,10 +6,9 @@ import sbt._
 object Dependencies {
 
   val Scala213 = "2.13.12"
-  val Scala212 = "2.12.18"
   val Scala3 = "3.3.1"
 
-  val Scala2Versions = Seq(Scala213, Scala212)
+  val Scala2Versions = Seq(Scala213)
   val ScalaVersions = Dependencies.Scala2Versions :+ Dependencies.Scala3
 
   val AkkaVersionInDocs = "2.9"