community build: Add cats

Force fast optimization for Scala.js tests to avoid GC thrashing.

Author: griggt

.gitmodules

@@ -132,3 +132,6 @@
 [submodule "community-build/community-projects/simulacrum-scalafix"]
 	path = community-build/community-projects/simulacrum-scalafix
 	url = https://github.com/dotty-staging/simulacrum-scalafix.git
+[submodule "community-build/community-projects/cats"]
+	path = community-build/community-projects/cats
+	url = https://github.com/dotty-staging/cats.git

community-build/community-projects/cats

@@ -34,6 +34,7 @@ def exec(projectDir: Path, binary: String, arguments: String*): Int =
  *  projects to output the version number to a file.
  */
 object Versions:
+  val cats = "2.3.1-SNAPSHOT"
   val discipline = "1.1.3-SNAPSHOT"
   val disciplineMunit = "1.0.3+DOTTY-SNAPSHOT"
   val disciplineSpecs2 = "1.1.3-SNAPSHOT"
@@ -126,6 +127,18 @@ final case class SbtCommunityProject(
     s""""org.typelevel" %% "discipline-specs2_sjs1" % "${Versions.disciplineSpecs2}"""",
     s""""org.typelevel" %% "simulacrum-scalafix-annotations" % "${Versions.simulacrumScalafix}"""",
     s""""org.typelevel" %% "simulacrum-scalafix-annotations_sjs1" % "${Versions.simulacrumScalafix}"""",
+    s""""org.typelevel" %% "cats-core" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-core_sjs1" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-free" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-free_sjs1" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-kernel" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-kernel_sjs1" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-kernel-laws" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-kernel-laws_sjs1" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-laws" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-laws_sjs1" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-testkit" % "${Versions.cats}"""",
+    s""""org.typelevel" %% "cats-testkit_sjs1" % "${Versions.cats}"""",
   )
 
   private val baseCommand =
@@ -494,6 +507,13 @@ object projects:
     sbtPublishCommand = "annotation/publishLocal;annotationJS/publishLocal",
   )
 
+  lazy val cats = SbtCommunityProject(
+    project = "cats",
+    sbtTestCommand = "set scalaJSStage in Global := FastOptStage;buildJVM;validateAllJS",
+    sbtPublishCommand = "catsJVM/publishLocal;catsJS/publishLocal",
+    dependencies = List(discipline, disciplineMunit, scalacheck, simulacrumScalafixAnnotations)
+  )
+
 end projects
 
 def allProjects = projects.fields.of[CommunityProject].sortBy(_.project)

community-build/src/scala/dotty/communitybuild/projects.scala

@@ -105,6 +105,7 @@ class CommunityBuildTestB extends CommunityBuildTest:
   // temporarily disabled due to lampepfl/dotty#10478
   //@Test def catsEffect2 = projects.catsEffect2.run()
   //@Test def catsEffect3 = projects.catsEffect3.run()
+  @Test def cats = projects.cats.run()
   @Test def discipline = projects.discipline.run()
   @Test def disciplineMunit = projects.disciplineMunit.run()
   @Test def disciplineSpecs2 = projects.disciplineSpecs2.run()