From fe1caa8ddf66e421cc2580c94e5a78529e8bc91b Mon Sep 17 00:00:00 2001
From: kenji yoshida <6b656e6a69@gmail.com>
Date: Mon, 23 Feb 2026 12:21:29 +0900
Subject: [PATCH] Use enum instead of scala.Enumeration in sbt.Execute.State
 (#8788)

---
 build.sbt                              | 6 ++++++
 tasks/src/main/scala/sbt/Execute.scala | 5 ++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/build.sbt b/build.sbt
index ba0281a7d..2ddf65ada 100644
--- a/build.sbt
+++ b/build.sbt
@@ -473,6 +473,12 @@ lazy val taskProj = (project in file("tasks"))
     name := "Tasks",
     mimaSettings,
     mimaBinaryIssueFilters ++= Seq(
+      ProblemFilters.exclude[MissingTypesProblem]("sbt.Execute$State$"),
+      ProblemFilters.exclude[DirectMissingMethodProblem]("sbt.Execute#State.this"),
+      ProblemFilters.exclude[IncompatibleResultTypeProblem]("sbt.Execute#State.Pending"),
+      ProblemFilters.exclude[IncompatibleResultTypeProblem]("sbt.Execute#State.Running"),
+      ProblemFilters.exclude[IncompatibleResultTypeProblem]("sbt.Execute#State.Calling"),
+      ProblemFilters.exclude[IncompatibleResultTypeProblem]("sbt.Execute#State.Done"),
     )
   )
 
diff --git a/tasks/src/main/scala/sbt/Execute.scala b/tasks/src/main/scala/sbt/Execute.scala
index f1a6a22f2..358a3d05a 100644
--- a/tasks/src/main/scala/sbt/Execute.scala
+++ b/tasks/src/main/scala/sbt/Execute.scala
@@ -75,9 +75,8 @@ private[sbt] final class Execute(
       view.inline1(a) match
         case Some(v) => Result.Value(v())
         case None    => results(a)
-  private type State = State.Value
-  private object State extends Enumeration {
-    val Pending, Running, Calling, Done = Value
+  private enum State {
+    case Pending, Running, Calling, Done
   }
   import State.{ Pending, Running, Calling, Done }