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Migrate to Scala 3.9.0 LTS #287

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Merged
kubinio123 merged 3 commits into from
Oct 12, 2026
Merged

Migrate to Scala 3.9.0 LTS #287

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c8372ee
Migrate to Scala 3.9.0 LTS
pierscin Oct 6, 2026
b4acefc
Remove redundant eta-expansion underscores (Scala 3.9 warning)
pierscin Oct 6, 2026
fbdd641
Merge branch 'master' into scala-3-9-migration
pierscin Oct 6, 2026
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2 changes: 1 addition & 1 deletion .scala-steward.conf
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Original file line number Diff line number Diff line change
@@ -1,3 +1,3 @@
updates.pin = [
{ groupId = "org.scala-lang", artifactId = "scala3-library", version = "3.3." }
{ groupId = "org.scala-lang", artifactId = "scala3-library", version = "3.9." }
]
4 changes: 2 additions & 2 deletions build.sbt
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Expand Up @@ -23,12 +23,12 @@ commonSmlBuildSettings
ossPublishSettings

organization := "com.softwaremill.chimp"
scalaVersion := "3.3.8"
scalaVersion := "3.9.0"
Test / scalacOptions += "-Wconf:msg=unused value of type org.scalatest.Assertion:s"
Test / scalacOptions += "-Wconf:msg=unused value of type org.scalatest.compatible.Assertion:s"
Test / test / testOptions += Tests.Argument(TestFrameworks.ScalaTest, "-l", "Integration")
Test / parallelExecution := false
scalacOptions ++= Seq("-Wunused:all", "-Werror", "-Yfuture-lazy-vals", "-java-output-version", "11")
scalacOptions ++= Seq("-Wunused:all", "-Werror", "-java-output-version", "17")

val scalaTest = "org.scalatest" %% "scalatest" % scalaTestV % Test

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4 changes: 2 additions & 2 deletions client/src/main/scala/chimp/client/transport/ClientStdioTransport.scala
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Expand Up @@ -57,8 +57,8 @@ final class ClientStdioTransport(
private val incomingHandler = AtomicReference[JSONRPCMessage => Identity[Unit]](_ => ())
private val closed = AtomicBoolean(false)

private val readerThread = startDaemon("mcp-stdio-reader", readLoop _)
private val stderrThread = startDaemon("mcp-stdio-stderr", drainStderr _)
private val readerThread = startDaemon("mcp-stdio-reader", readLoop)
private val stderrThread = startDaemon("mcp-stdio-stderr", drainStderr)

private def startDaemon(name: String, body: () => Unit): Thread =
val thread = Thread(() => body())
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