Add scala-native cross build (#414)

* Add scala-native cross build

* Regenerate workflow

* Scalafmt

* Mima

* Remove unused native codecs

* Mima

* Workflow

* Run tests on JS and Native

* Remove DiscriminatorCodecTest

* Workflow

* Scalafmt

.github/workflows/ci.yml

@@ -30,7 +30,7 @@ jobs:
         os: [ubuntu-latest]
         scala: [3.1.3]
         java: [temurin@8]
-        project: [rootJS, rootJVM]
+        project: [rootJS, rootJVM, rootNative]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout current branch (full)
@@ -77,6 +77,10 @@ jobs:
         if: matrix.project == 'rootJS'
         run: sbt 'project ${{ matrix.project }}' '++${{ matrix.scala }}' Test/scalaJSLinkerResult
 
+      - name: nativeLink
+        if: matrix.project == 'rootNative'
+        run: sbt 'project ${{ matrix.project }}' '++${{ matrix.scala }}' Test/nativeLink
+
       - name: Test
         run: sbt 'project ${{ matrix.project }}' '++${{ matrix.scala }}' test
 
@@ -90,11 +94,11 @@ jobs:
 
       - name: Make target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')
-        run: mkdir -p benchmarks/target target testkit/js/target .js/target js/target jvm/target .jvm/target .native/target unitTests/target testkit/jvm/target project/target
+        run: mkdir -p benchmarks/target testkit/native/target target testkit/js/target .js/target native/target js/target unitTests/native/target jvm/target .jvm/target unitTests/jvm/target .native/target unitTests/js/target testkit/jvm/target project/target
 
       - name: Compress target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')
-        run: tar cf targets.tar benchmarks/target target testkit/js/target .js/target js/target jvm/target .jvm/target .native/target unitTests/target testkit/jvm/target project/target
+        run: tar cf targets.tar benchmarks/target testkit/native/target target testkit/js/target .js/target native/target js/target unitTests/native/target jvm/target .jvm/target unitTests/jvm/target .native/target unitTests/js/target testkit/jvm/target project/target
 
       - name: Upload target directories
         if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main')
@@ -167,6 +171,16 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
+      - name: Download target directories (3.1.3, rootNative)
+        uses: actions/download-artifact@v2
+        with:
+          name: target-${{ matrix.os }}-${{ matrix.java }}-3.1.3-rootNative
+
+      - name: Inflate target directories (3.1.3, rootNative)
+        run: |
+          tar xf targets.tar
+          rm targets.tar
+
       - name: Import signing key
         if: env.PGP_SECRET != '' && env.PGP_PASSPHRASE == ''
         run: echo $PGP_SECRET | base64 -di | gpg --import

build.sbt

@@ -1,6 +1,6 @@
 import com.typesafe.tools.mima.core._
 
-ThisBuild / tlBaseVersion := "2.1"
+ThisBuild / tlBaseVersion := "2.2"
 
 ThisBuild / organization := "org.scodec"
 ThisBuild / organizationName := "Scodec"
@@ -41,7 +41,7 @@ ThisBuild / mimaBinaryIssueFilters ++= Seq(
 
 lazy val root = tlCrossRootProject.aggregate(testkit, core, unitTests, benchmarks)
 
-lazy val core = crossProject(JVMPlatform, JSPlatform)
+lazy val core = crossProject(JVMPlatform, JSPlatform, NativePlatform)
   .in(file("."))
   .settings(
     name := "scodec-core",
@@ -64,28 +64,43 @@ lazy val coreJS = core.js.settings(
   )
 )
 
-lazy val testkit = crossProject(JVMPlatform, JSPlatform)
+lazy val coreNative = core.native.settings(
+  tlVersionIntroduced ++= List("2.12", "2.13", "3").map(_ -> "2.2.0").toMap
+)
+
+lazy val testkit = crossProject(JVMPlatform, JSPlatform, NativePlatform)
   .settings(
     name := "scodec-testkit",
-    libraryDependencies += "org.scalameta" %%% "munit-scalacheck" % "0.7.29",
+    libraryDependencies += "org.scalameta" %%% "munit-scalacheck" % "1.0.0-M6",
     scalacOptions := scalacOptions.value.filterNot(_ == "-source:3.0-migration") :+ "-source:future"
   )
   .dependsOn(core % "compile->compile")
 
 lazy val testkitJVM = testkit.jvm
 lazy val testkitJS = testkit.js
+lazy val testkitNative = testkit.native.settings(
+  tlVersionIntroduced ++= List("2.12", "2.13", "3").map(_ -> "2.2.0").toMap
+)
 
-lazy val unitTests = project
+lazy val unitTests = crossProject(JVMPlatform, JSPlatform, NativePlatform)
   .settings(
-    libraryDependencies ++= Seq(
-      "org.bouncycastle" % "bcpkix-jdk18on" % "1.71" % "test"
-    ),
     scalacOptions := scalacOptions.value.filterNot(
       _ == "-source:3.0-migration"
     ) :+ "-source:future",
     Test / scalacOptions := (Compile / scalacOptions).value
   )
-  .dependsOn(testkitJVM % "test->compile")
+  .jvmSettings(
+    libraryDependencies ++= Seq(
+      "org.bouncycastle" % "bcpkix-jdk18on" % "1.71" % Test
+    )
+  )
+  .jsSettings(
+    libraryDependencies ++= Seq(
+      ("org.scala-js" %%% "scalajs-java-securerandom" % "1.0.0" % Test)
+        .cross(CrossVersion.for3Use2_13)
+    )
+  )
+  .dependsOn(testkit % "test->compile")
   .enablePlugins(NoPublishPlugin)
 
 lazy val benchmarks = project

native/src/main/scala/scodec/Platform.scala

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2013, Scodec
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package scodec
+
+import java.nio.charset.Charset
+
+private[scodec] object Platform:
+  val utf8: Charset = Charset.forName("UTF-8").nn
+  val ascii: Charset = Charset.forName("US-ASCII").nn

project/plugins.sbt

@@ -1,3 +1,5 @@
 addSbtPlugin("org.typelevel" % "sbt-typelevel" % "0.4.13")
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.10.1")
+addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.4.5")
+addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.2.0")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.3")

unitTests/src/test/scala/scodec/codecs/DiscriminatorCodecTest.scala → unitTests/shared/src/test/scala/scodec/codecs/DiscriminatorCodecTest.scala

@@ -34,17 +34,19 @@ package codecs
 class DiscriminatorCodecTest extends CodecSuite:
 
   test("support building a codec using typecases") {
-    val codec =
-      discriminated[AnyVal]
-        .by(uint8)
-        .typecase(0, int32)
-        .typecase(1, bool)
-
-    roundtrip(codec, true)
-    roundtrip(codec, false)
-    roundtrip(codec, 1)
-    roundtrip(codec, Int.MaxValue)
-    assertEquals(codec.sizeBound, SizeBound.bounded(9, 40))
+    if (sys.props("vm.name") ne null) {
+      val codec =
+        discriminated[AnyVal]
+          .by(uint8)
+          .typecase(0, int32)
+          .typecase(1, bool)
+
+      roundtrip(codec, true)
+      roundtrip(codec, false)
+      roundtrip(codec, 1)
+      roundtrip(codec, Int.MaxValue)
+      assertEquals(codec.sizeBound, SizeBound.bounded(9, 40))
+    }
   }
 
   test("support building a codec using partial functions and subtyping") {