Fix unidoc compilation (#89)

ThoughtWorksInc · Dec 6, 2021 · 90fd523 · 90fd523
1 parent 8437e6a
commit 90fd523
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/build.sbt b/build.sbt
@@ -49,6 +49,18 @@ enablePlugins(ScalaUnidocPlugin)
 
 unidocProjectFilter in ScalaUnidoc in unidoc := inProjects(invariantJVM, covariantJVM)
 
+libraryDependencies ++= {
+  CrossVersion.partialVersion(scalaVersion.value) match {
+    case Some((3, _))  => Nil
+    case Some((2, 13)) => Seq(compilerPlugin("org.typelevel" %% "kind-projector" % "0.13.2" cross CrossVersion.full))
+  }
+}
 
+ThisBuild / scalacOptions ++= {
+  CrossVersion.partialVersion(scalaVersion.value) match {
+    case Some((3, _)) => Seq("-Ykind-projector:underscores")
+    case Some((2, 13)) | Some((2, 12)) => Seq("-Xsource:3", "-P:kind-projector:underscore-placeholders")
+  }
+}
 
 scalacOptions += "-Xexperimental"