Merge pull request #27 from AVSystem/remove-2.12-scala-version

remove scala 2.12 cross-compiling

Author: ddworak

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.11, 2.12.18]
+        scala: [2.13.11]
         java: [temurin@11]
     runs-on: ${{ matrix.os }}
     steps:
@@ -111,16 +111,6 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (2.12.18)
-        uses: actions/download-artifact@v2
-        with:
-          name: target-${{ matrix.os }}-2.12.18-${{ matrix.java }}
-
-      - name: Inflate target directories (2.12.18)
-        run: |
-          tar xf targets.tar
-          rm targets.tar
-
       - env:
           PGP_PASSPHRASE: ${{ secrets.PGP_PASSPHRASE }}
           PGP_SECRET: ${{ secrets.PGP_SECRET }}

build.sbt

@@ -3,7 +3,6 @@ name := "scex"
 inThisBuild(Seq(
   organization := "com.avsystem.scex",
   scalaVersion := "2.13.11",
-  crossScalaVersions := Seq(scalaVersion.value, "2.12.18"),
 
   githubWorkflowTargetTags ++= Seq("v*"),
   githubWorkflowJavaVersions := Seq(JavaSpec.temurin("11")),
@@ -23,7 +22,6 @@ inThisBuild(Seq(
 val CompileAndTest = "compile->compile;test->test"
 
 val parserCombinatorsVersion = "1.1.2"
-val collectionCompatVersion = "2.8.1"
 val avsCommonsVersion = "2.10.0"
 val jettyVersion = "9.4.51.v20230217" // Tests only
 val vaadinVersion = "6.8.18" // Tests only
@@ -130,7 +128,6 @@ lazy val `scex-core` = project.dependsOn(`scex-macros` % CompileAndTest)
       "org.scala-lang" % "scala-reflect" % scalaVersion.value,
       "org.scala-lang" % "scala-compiler" % scalaVersion.value,
       "org.scala-lang.modules" %% "scala-parser-combinators" % parserCombinatorsVersion,
-      "org.scala-lang.modules" %% "scala-collection-compat" % collectionCompatVersion,
       "com.avsystem.commons" %% "commons-core" % avsCommonsVersion,
       "org.slf4j" % "slf4j-api" % slf4jVersion,
       "commons-codec" % "commons-codec" % commonsCodecVersion,