86 lines
3.4 KiB
Scala
86 lines
3.4 KiB
Scala
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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object VerifyJDK9Classes {
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import sbt._
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import sbt.Keys._
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lazy val settings: Seq[Setting[_]] = inConfig(Compile) {
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Seq {
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sourceGenerators += {
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generateAndWriteScalaCLIScript(
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target,
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_ / "scala-cli" / "VerifyJDK9Classes.sc")
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}
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}
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}
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def generateAndWriteScalaCLIScript(dir: SettingKey[File], locate: File => File): Def.Initialize[Task[Seq[sbt.File]]] =
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Def.task[Seq[File]] {
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val script = generateScalaCLIScript(version.value)
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val file = locate(dir.value)
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val content = script.stripMargin.format(version.value)
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if (!file.exists || IO.read(file) != content) IO.write(file, content)
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// the generated file is not used.
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Nil
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}
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private def generateScalaCLIScript(version: String): String =
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s"""
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|/*
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| * Licensed to the Apache Software Foundation (ASF) under one or more
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| * contributor license agreements. See the NOTICE file distributed with
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| * this work for additional information regarding copyright ownership.
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| * The ASF licenses this file to You under the Apache License, Version 2.0
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| * (the "License"); you may not use this file except in compliance with
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| * the License. You may obtain a copy of the License at
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| *
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| * http://www.apache.org/licenses/LICENSE-2.0
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| *
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| * Unless required by applicable law or agreed to in writing, software
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| * distributed under the License is distributed on an "AS IS" BASIS,
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| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| * See the License for the specific language governing permissions and
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| * limitations under the License.
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| */
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|//> using scala 2.13
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|//> using dep "org.apache.pekko::pekko-stream:${version}"
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|////> using jvm 11
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|object VerifyJDK9Classes {
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| def main(args: Array[String]): Unit = {
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| import org.apache.pekko.actor.ActorSystem
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| import org.apache.pekko.stream.scaladsl.{ JavaFlowSupport, Source }
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| import java.lang.System.exit
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| import scala.concurrent.Await
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| import scala.concurrent.duration.DurationInt
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| implicit val system: ActorSystem = ActorSystem.create("test")
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| val future = Source(1 to 3).runWith(
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| JavaFlowSupport.Sink.asPublisher[Int](fanout = false).mapMaterializedValue { p =>
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| JavaFlowSupport.Source.fromPublisher(p).runFold(0)(_ + _)
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| })
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| val result = Await.result(future, 3.seconds)
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| println(s"Result:" + result)
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| system.terminate()
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| exit(if (result == 6) 0 else 1)
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| }
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|}
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|""".stripMargin
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}
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