Scala Native 0.4.0 (#751)

Also drops Scala Native 0.3.9 and Scala 2.11.

Co-authored-by: Gabriele Petronella <gabriele@buildo.io>

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [3.0.0-M2, 3.0.0-M3, 2.11.12, 2.12.13, 2.13.3]
+        scala: [3.0.0-M2, 3.0.0-M3, 2.12.13, 2.13.4]
         java: [adopt@1.8, adopt@1.11]
         platform: [jvm]
         workers: [1, 4]
@@ -45,20 +45,18 @@ jobs:
           - workers: 1
             os: ubuntu-latest
             java: adopt@1.8
-            scala: 2.13.3
+            scala: 2.13.4
             platform: js
           - workers: 1
             os: ubuntu-latest
             java: adopt@1.8
-            scala: 2.11.12
+            scala: 2.12.13
             platform: native
-            pluginversion: 0.3.9
           - workers: 1
             os: ubuntu-latest
             java: adopt@1.8
-            scala: 2.11.12
+            scala: 2.13.4
             platform: native
-            pluginversion: 0.4.0-M2
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout current branch (full)
@@ -93,7 +91,6 @@ jobs:
       - name: Run the build script
         env:
           PLATFORM: ${{ matrix.platform }}
-          PLUGIN_VERSION: ${{ matrix.pluginversion }}
           TRAVIS_SCALA_VERSION: ${{ matrix.scala }}
           WORKERS: ${{ matrix.workers }}
         run: ./tools/travis-script.sh
@@ -103,7 +100,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.13.3]
+        scala: [2.13.4]
         java: [adopt@1.8]
     runs-on: ${{ matrix.os }}
     steps:
@@ -139,7 +136,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [3.0.0-M2, 3.0.0-M3, 2.11.12, 2.12.13, 2.13.3]
+        scala: [3.0.0-M2, 3.0.0-M3, 2.12.13, 2.13.4]
         java: [adopt@1.8]
     runs-on: ${{ matrix.os }}
     steps:

build.sbt

@@ -4,13 +4,12 @@ val scalaMajorVersion = SettingKey[Int]("scalaMajorVersion")
 
 scalaVersionSettings
 
-val Scala211 = "2.11.12"
 val Scala212 = "2.12.13"
-val Scala213 = "2.13.3"
+val Scala213 = "2.13.4"
 val DottyOld = "3.0.0-M2"
 val DottyNew = "3.0.0-M3"
 
-ThisBuild / crossScalaVersions := Seq(DottyOld, DottyNew, Scala211, Scala212, Scala213)
+ThisBuild / crossScalaVersions := Seq(DottyOld, DottyNew, Scala212, Scala213)
 ThisBuild / scalaVersion := (ThisBuild / crossScalaVersions).value.last
 
 ThisBuild / githubWorkflowPublishTargetBranches := Seq()
@@ -29,20 +28,20 @@ ThisBuild / githubWorkflowBuildMatrixAdditions += "platform" -> List("jvm")
 ThisBuild / githubWorkflowBuildMatrixAdditions += "workers" -> List("1", "4")
 
 ThisBuild / githubWorkflowBuildMatrixInclusions ++=
-  crossScalaVersions.value.filterNot(Set(Scala211)) map { scala =>
+  crossScalaVersions.value map { scala =>
     MatrixInclude(
       Map("os" -> PrimaryOS, "java" -> Java8, "scala" -> scala),
       Map("platform" -> "js", "workers" -> "1"))
   }
 
 ThisBuild / githubWorkflowBuildMatrixInclusions ++=
-  Seq("0.3.9", "0.4.0-M2") map { v =>
+  crossScalaVersions.value.filter(_.startsWith("2.")) map { scala =>
     MatrixInclude(
       Map(
         "os" -> PrimaryOS,
-        "scala" -> Scala211,
+        "scala" -> scala,
         "java" -> Java8),
-      Map("platform" -> "native", "pluginversion" -> v, "workers" -> "1"))
+      Map("platform" -> "native", "workers" -> "1"))
   }
 
 ThisBuild / githubWorkflowBuildPreamble +=
@@ -57,7 +56,6 @@ ThisBuild / githubWorkflowBuild := Seq(
     name = Some("Run the build script"),
     env = Map(
       "PLATFORM" -> "${{ matrix.platform }}",
-      "PLUGIN_VERSION" -> "${{ matrix.pluginversion }}",
       "TRAVIS_SCALA_VERSION" -> "${{ matrix.scala }}",
       "WORKERS" -> "${{ matrix.workers }}")))
 
@@ -161,13 +159,11 @@ lazy val sharedSettings = MimaSettings.settings ++ scalaVersionSettings ++ Seq(
       (n: Int) => if (r.contains(n)) strs else Seq.empty
 
     val groups: Seq[Int => Seq[String]] = Seq(
-      mk(11 to 11)("-Xlint"),
-      mk(11 to 12)("-Ywarn-inaccessible", "-Ywarn-nullary-override",
+      mk(12 to 12)("-Ywarn-inaccessible", "-Ywarn-nullary-override",
         "-Ywarn-nullary-unit", "-Xfuture", "-Xfatal-warnings", "-deprecation",
         "-Ywarn-infer-any", "-Ywarn-unused-import"),
-      mk(11 to 13)("-encoding", "UTF-8", "-feature", "-unchecked",
-        "-Ywarn-dead-code", "-Ywarn-numeric-widen"),
-      mk(12 to 13)("-Xlint:-unused",
+      mk(12 to 13)("-encoding", "UTF-8", "-feature", "-unchecked",
+        "-Ywarn-dead-code", "-Ywarn-numeric-widen", "-Xlint:-unused",
         "-Ywarn-unused:-patvars,-implicits,-locals,-privates,-explicits"))
 
     val n = scalaMajorVersion.value
@@ -245,11 +241,7 @@ lazy val js = project.in(file("js"))
   .settings(
     Global / scalaJSStage := FastOptStage,
     libraryDependencies +=
-      ("org.scala-js" %% "scalajs-test-interface" % scalaJSVersion).withDottyCompat(scalaVersion.value),
-
-    scalacOptions ++= {
-      if (scalaVersion.value == "3.0.0-M1") Seq("-Yskip:explicitJSClasses") else Nil
-    },
+      ("org.scala-js" %% "scalajs-test-interface" % scalaJSVersion).withDottyCompat(scalaVersion.value)
   )
   .enablePlugins(ScalaJSPlugin)
 
@@ -276,8 +268,8 @@ lazy val native = project.in(file("native"))
   .settings(sharedSettings: _*)
   .settings(
     Compile / doc := (jvm / Compile / doc).value,
-    scalaVersion := "2.11.12",
-    crossScalaVersions := Seq("2.11.12"),
+    scalaVersion := Scala212,
+    crossScalaVersions := Seq(Scala212, Scala213),
     // TODO: re-enable MiMa for native once published
     mimaPreviousArtifacts := Set(),
     libraryDependencies ++= Seq(

native/src/main/scala/org/scalacheck/Platform.scala

@@ -11,7 +11,7 @@ package org.scalacheck
 
 import Test._
 
-import scala.scalanative.testinterface.PreloadedClassLoader
+import scala.scalanative.reflect.Reflect
 
 private[scalacheck] object Platform {
 
@@ -23,14 +23,23 @@ private[scalacheck] object Platform {
     workerFun(0)
   }
 
-  def loadModule(name: String, loader: ClassLoader): AnyRef =
-    loader.asInstanceOf[PreloadedClassLoader].loadPreloaded(name)
+  def loadModule(name: String, loader: ClassLoader): AnyRef = {
+    Reflect
+      .lookupLoadableModuleClass(name + "$")
+      .getOrElse(throw new ClassNotFoundException(name + "$"))
+      .loadModule()
+      .asInstanceOf[AnyRef]
+  }
 
-  def newInstance(name: String, loader: ClassLoader, paramTypes: Seq[Class[_]])(args: Seq[AnyRef]): AnyRef =
-    org.scalajs.testinterface.TestUtils.newInstance(name, loader, paramTypes)(args)
+  def newInstance(name: String, loader: ClassLoader, paramTypes: Seq[Class[_]])(args: Seq[AnyRef]): AnyRef = {
+    Reflect
+      .lookupInstantiatableClass(name)
+      .getOrElse(throw new ClassNotFoundException(name))
+      .getConstructor(paramTypes: _*)
+      .getOrElse(throw new NoSuchMethodError(paramTypes.mkString("<init>(", ",", ")")))
+      .newInstance(args: _*)
+      .asInstanceOf[AnyRef]
+  }
 
-  // We don't need those annotation in Native, and they have been deprecated.
-  // We use `String` instead of the definition in Native because `-Xfatal-warnings`
-  // is set.
-  type EnableReflectiveInstantiation = String
+  type EnableReflectiveInstantiation = scala.scalanative.reflect.annotation.EnableReflectiveInstantiation
 }

project/plugin.sbt

@@ -14,14 +14,7 @@ def printAndDie(msg: String): Nothing = {
   sys.error(msg)
 }
 
-// Update SCALANATIVE_VERSION in release.sh, as well
-val scalaNativeVersion = env("SCALANATIVE_VERSION") match {
-  case Some("0.3.9") | Some("") | None => "0.3.9"
-  case Some("0.4.0-M2") => "0.4.0-M2"
-  case Some(v) => printAndDie(s"unsupported scala native version: $v")
-}
-
-addSbtPlugin("org.scala-native" % "sbt-scala-native" % scalaNativeVersion)
+addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.4.0")
 
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.0")
 

release.sh

@@ -55,7 +55,5 @@ runsbt "+ jvm/$CMD"
 # step 4b: js releases
 runsbt "+ js/$CMD"
 
-# step 4c: native releases (clean versions)
-SCALANATIVE_VERSION="0.3.9" runsbt "+ native/$CMD"
-runsbt "+ native/clean"
-SCALANATIVE_VERSION="0.4.0-M2" runsbt "+ native/$CMD"
+# step 4c: native releases
+runsbt "+ native/$CMD"

tools/travis-script.sh

@@ -1,8 +1,6 @@
 #!/bin/bash
 set -evu
 
-export SCALANATIVE_VERSION="$PLUGIN_VERSION"
-
 sbt_cmd=(sbt ++$TRAVIS_SCALA_VERSION)
 
 if [[ "$PLATFORM" == "js" ]]; then
@@ -11,7 +9,7 @@ else
   TESTS=1000
 fi
 
-for t in clean compile "testOnly * -- -s $TESTS -w $WORKERS" mimaReportBinaryIssues package; do
+for t in clean compile "testOnly * -- \"-s $TESTS -w $WORKERS\"" mimaReportBinaryIssues package; do
   sbt_cmd+=("$PLATFORM/$t")
 done