From c1ada47c29855629b2a493c1c3f72fe8567146b5 Mon Sep 17 00:00:00 2001
From: kenji yoshida <6b656e6a69@gmail.com>
Date: Sun, 22 Feb 2026 20:04:21 +0900
Subject: [PATCH] Fix warnings. Avoid copyArrayToImmutableIndexedSeq (#8781)

---
 main/src/main/scala/sbt/Defaults.scala                      | 6 +++---
 .../src/main/scala/sbt/scriptedtest/ScriptedTests.scala     | 6 ++----
 2 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/main/src/main/scala/sbt/Defaults.scala b/main/src/main/scala/sbt/Defaults.scala
index 4f312d677..9e615c1bf 100644
--- a/main/src/main/scala/sbt/Defaults.scala
+++ b/main/src/main/scala/sbt/Defaults.scala
@@ -3992,10 +3992,10 @@ object Classpaths {
           val scalaProvider = ac.provider.scalaProvider
           usiOnly match
             case Some(instance) =>
-              unmanagedJarsTask(sv, instance.version, instance.allJars)
+              unmanagedJarsTask(sv, instance.version, instance.allJars.toIndexedSeq)
             case None =>
               (subVersion: String) =>
-                if (scalaProvider.version == subVersion) scalaProvider.jars else Nil
+                if (scalaProvider.version == subVersion) scalaProvider.jars.toIndexedSeq else Nil
         }
         val updateConf = {
           // Log captures log messages at all levels, except ivy logs.
@@ -4042,7 +4042,7 @@ object Classpaths {
           includeDetails = includeDetails,
           log = s.log
         )
-    }: @nowarn
+    }
 
   private[sbt] def dependencyPositionsTask: Initialize[Task[Map[ModuleID, SourcePosition]]] =
     Def.task {
diff --git a/scripted-sbt/src/main/scala/sbt/scriptedtest/ScriptedTests.scala b/scripted-sbt/src/main/scala/sbt/scriptedtest/ScriptedTests.scala
index 7d7084d5b..4c81e47b9 100644
--- a/scripted-sbt/src/main/scala/sbt/scriptedtest/ScriptedTests.scala
+++ b/scripted-sbt/src/main/scala/sbt/scriptedtest/ScriptedTests.scala
@@ -19,7 +19,6 @@ import sbt.internal.io.Resources
 import sbt.internal.scripted.*
 import RemoteSbtCreatorProp.*
 
-import scala.annotation.nowarn
 import scala.collection.parallel.ForkJoinTaskSupport
 import scala.collection.mutable
 import scala.util.control.NonFatal
@@ -635,7 +634,6 @@ class ScriptedRunner {
       keepTempDirectory,
     )
 
-  @nowarn
   private def run(
       baseDir: File,
       bufferLog: Boolean,
@@ -650,7 +648,7 @@ class ScriptedRunner {
       keepTempDirectory: Boolean = false,
   ): Unit = {
     val addTestFile = (f: File) => { prescripted.add(f); () }
-    val runner = new ScriptedTests(baseDir, bufferLog, javaCommand, launchOpts)
+    val runner = new ScriptedTests(baseDir, bufferLog, javaCommand, launchOpts.toIndexedSeq)
     val sbtVersion =
       prop match {
         case LauncherBased(launcherJar) =>
@@ -660,7 +658,7 @@ class ScriptedRunner {
     val accept = isTestCompatible(baseDir, sbtVersion)
     // The scripted tests mapped to the inputs that the user wrote after `scripted`.
     val scriptedTests =
-      get(tests, baseDir, accept, logger).map(st => (st.group, st.name))
+      get(tests.toIndexedSeq, baseDir, accept, logger).map(st => (st.group, st.name))
     // Choosing Int.MaxValue will make the groupSize 1 in batchScriptedRunner
     val groupCount = if (parallelExecution) instances else Int.MaxValue
     val scriptedRunners =