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Build Scala 3 artifacts with 3.3 and test newer versions #628

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Merged
mkurz merged 1 commit into from
Sep 15, 2026
Merged

Build Scala 3 artifacts with 3.3 and test newer versions #628

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5 changes: 3 additions & 2 deletions .github/workflows/build-test.yml
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Expand Up @@ -38,8 +38,9 @@ jobs:
uses: playframework/.github/.github/workflows/cmd.yml@v4
with:
java: 21, 17
scala: 2.12.x, 2.13.x, 3.x
cmd: sbt "++$MATRIX_SCALA ; test"
# Symbolic lanes resolve to exact versions in project/Dependencies.scala.
scala: 2.12.x, 2.13.x, 3.3.x, 3.9.x, 3.next
cmd: sbt -Dscala.version=$MATRIX_SCALA testFull

finish:
name: Finish
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11 changes: 9 additions & 2 deletions project/Common.scala
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Expand Up @@ -39,8 +39,8 @@ object Common extends AutoPlugin {
organizationHomepage := Some(uri("https://playframework.com/")),
homepage := Some(uri(s"https://github.com/playframework/${repoName}")),
licenses := Seq(License("Apache-2.0", uri("https://www.apache.org/licenses/LICENSE-2.0.html"))),
scalaVersion := Scala212,
crossScalaVersions := ScalaVersions,
scalaVersion := resolveScalaVersion(sys.props.getOrElse("scala.version", scala213Version)),
crossScalaVersions := publishedScalaVersions,
scalacOptions ++= scalacParameters,
javacOptions ++= javacParameters,
developers += Developer(
Expand All @@ -52,4 +52,11 @@ object Common extends AutoPlugin {
description := "Cachecontrol - Minimal HTTP cache management library in Scala"
)

override def projectSettings =
Seq(
scalacOptions ++= {
if (scalaVersion.value.startsWith("3.3.")) Seq("-Yfuture-lazy-vals") else Seq.empty
}
)

}
20 changes: 16 additions & 4 deletions project/Dependencies.scala
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Expand Up @@ -4,11 +4,23 @@
import sbt._

object Dependencies {
val Scala212 = "2.12.21"
val Scala213 = "2.13.18"
val Scala3 = "3.3.8"
val scala212Version = "2.12.21"
val scala213Version = "2.13.18"
val scala33LTSVersion = "3.3.8"
val scala39LTSVersion = "3.9.0"
val scala3NextVersion = "3.10.0-RC2"

val ScalaVersions = Seq(Scala212, Scala213, Scala3)
val publishedScalaVersions = Seq(scala212Version, scala213Version, scala33LTSVersion)

private val scalaVersionAliases = Map(
"2.12.x" -> scala212Version,
"2.13.x" -> scala213Version,
"3.3.x" -> scala33LTSVersion,
"3.9.x" -> scala39LTSVersion,
"3.next" -> scala3NextVersion,
)

def resolveScalaVersion(version: String): String = scalaVersionAliases.getOrElse(version, version)

def scalaTest = "org.scalatest" %% "scalatest" % "3.2.20" % Test

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