Merge pull request #624 from scalacenter/scala-3

sbtplugin/src/main/scala/com/typesafe/tools/mima/plugin/MimaPlugin.scala

@@ -44,7 +44,7 @@ object MimaPlugin extends AutoPlugin {
         case previousArtifacts =>
           previousArtifacts.iterator.map { m =>
             val moduleId = CrossVersion(m, scalaModuleInfo.value) match {
-              case Some(f) => m.withName(f(m.name))
+              case Some(f) => m.withName(f(m.name)).withCrossVersion(CrossVersion.disabled)
               case None    => m
             }
             moduleId -> SbtMima.getPreviousArtifact(moduleId, depRes, taskStreams)

sbtplugin/src/sbt-test/sbt-mima-plugin/scala-3/build.sbt

@@ -0,0 +1,15 @@
+ThisBuild / organization := "com.example"
+ThisBuild / scalaVersion := "3.0.0-RC3"
+
+val `v1-0-0` =
+  project.settings(
+    name := "scala-3-mima",
+    version := "1.0.0-SNAPSHOT"
+  )
+
+val `v1-0-1` =
+  project.settings(
+    name := "scala-3-mima",
+    version := "1.0.1-SNAPSHOT",
+    mimaPreviousArtifacts := Set(organization.value %% name.value % "1.0.0-SNAPSHOT")
+  )

sbtplugin/src/sbt-test/sbt-mima-plugin/scala-3/project/plugins.sbt

@@ -0,0 +1 @@
+addSbtPlugin("com.typesafe" % "sbt-mima-plugin" % System.getProperty("plugin.version"))

sbtplugin/src/sbt-test/sbt-mima-plugin/scala-3/test

@@ -0,0 +1,3 @@
+> v1-0-0/publishLocal
+> reload
+> v1-0-1/mimaPreviousClassfiles

sbtplugin/src/sbt-test/sbt-mima-plugin/scala-3/v1-0-0/src/main/scala/example/Example.scala

@@ -0,0 +1,4 @@
+package example
+
+trait Example:
+  def foo(x: Int): Unit

sbtplugin/src/sbt-test/sbt-mima-plugin/scala-3/v1-0-1/src/main/scala/example/Example.scala

@@ -0,0 +1,5 @@
+package example
+
+// Same as v1.0.0
+trait Example:
+  def foo(x: Int): Unit