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improvement: add debug adapter for running main class to metals
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18 changes: 18 additions & 0 deletions
18
metals/src/main/scala/scala/meta/internal/metals/debug/server/DebugLogger.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| package scala.meta.internal.metals.debug.server | ||
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| import ch.epfl.scala.debugadapter.Logger | ||
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| class DebugLogger extends Logger { | ||
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| override def debug(msg: => String): Unit = scribe.debug(msg) | ||
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| override def info(msg: => String): Unit = scribe.info(msg) | ||
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| override def warn(msg: => String): Unit = scribe.warn(msg) | ||
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| override def error(msg: => String): Unit = scribe.error(msg) | ||
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| override def trace(t: => Throwable): Unit = | ||
| scribe.trace(s"$t: ${t.getStackTrace().mkString("\n\t")}") | ||
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| } |
134 changes: 134 additions & 0 deletions
134
metals/src/main/scala/scala/meta/internal/metals/debug/server/DebugeeParamsCreator.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| package scala.meta.internal.metals.debug.server | ||
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| import java.nio.file.Path | ||
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| import scala.concurrent.ExecutionContext | ||
| import scala.concurrent.Future | ||
| import scala.concurrent.Promise | ||
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| import scala.meta.internal.metals.BuildTargets | ||
| import scala.meta.internal.metals.JavaTarget | ||
| import scala.meta.internal.metals.MetalsEnrichments._ | ||
| import scala.meta.internal.metals.ScalaTarget | ||
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| import ch.epfl.scala.bsp4j.BuildTargetIdentifier | ||
| import ch.epfl.scala.bsp4j.MavenDependencyModule | ||
| import ch.epfl.scala.debugadapter.Library | ||
| import ch.epfl.scala.debugadapter.Module | ||
| import ch.epfl.scala.debugadapter.ScalaVersion | ||
| import ch.epfl.scala.debugadapter.SourceDirectory | ||
| import ch.epfl.scala.debugadapter.SourceJar | ||
| import ch.epfl.scala.debugadapter.UnmanagedEntry | ||
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| class DebugeeParamsCreator(buildTargets: BuildTargets)(implicit | ||
| ec: ExecutionContext | ||
| ) { | ||
| def create(id: BuildTargetIdentifier): Option[Future[DebugeeProject]] = { | ||
| val optScalaTarget = buildTargets.scalaTarget(id) | ||
| val optJavaTarget = buildTargets.javaTarget(id) | ||
| for { | ||
| name <- optScalaTarget | ||
| .map(_.displayName) | ||
| .orElse(optJavaTarget.map(_.displayName)) | ||
| data <- buildTargets.targetData(id) | ||
| } yield { | ||
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| val libraries = data.buildTargetDependencyModules | ||
| .get(id) | ||
| .filter(_.nonEmpty) | ||
| .getOrElse(Nil) | ||
| val debugLibs = libraries.flatMap(createLibrary(_)) | ||
| val includedInLibs = debugLibs | ||
| .flatMap(_.sourceEntries.flatMap { | ||
| case SourceJar(jar) => Some(jar) | ||
| case _ => None | ||
| }) | ||
| .toSet | ||
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| val cancelPromise: Promise[Unit] = Promise() | ||
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| for ( | ||
| classpath <- buildTargets | ||
| .targetClasspath(id, cancelPromise) | ||
| .getOrElse(Future.successful(Nil)) | ||
| .map(_.toAbsoluteClasspath.map(_.toNIO).toSeq) | ||
| ) yield { | ||
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| val filteredClassPath = classpath.collect { | ||
| case path if includedInLibs(path) => UnmanagedEntry(path) | ||
| }.toList | ||
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| val modules = buildTargets | ||
| .allInverseDependencies(id) | ||
| .flatMap(id => | ||
| buildTargets.scalaTarget(id).map(createModule(_)).orElse { | ||
| buildTargets.javaTarget(id).map(createModule(_)) | ||
| } | ||
| ) | ||
| .toSeq | ||
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| new DebugeeProject( | ||
| buildTargets.scalaTarget(id).map(_.scalaVersion), | ||
| name, | ||
| modules, | ||
| libraries.flatMap(createLibrary(_)), | ||
| filteredClassPath, | ||
| classpath, | ||
| ) | ||
| } | ||
| } | ||
| } | ||
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| def createLibrary(lib: MavenDependencyModule): Option[Library] = { | ||
| def getWithClassifier(s: String) = | ||
| Option(lib.getArtifacts()) | ||
| .flatMap(_.asScala.find(_.getClassifier() == s)) | ||
| .flatMap(_.getUri().toAbsolutePathSafe) | ||
| for { | ||
| sources <- getWithClassifier("sources") | ||
| jar <- getWithClassifier(null) | ||
| } yield new Library( | ||
| lib.getName(), | ||
| lib.getVersion(), | ||
| jar.toNIO, | ||
| Seq(SourceJar(sources.toNIO)), | ||
| ) | ||
| } | ||
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| def createModule(target: ScalaTarget): Module = { | ||
| val scalaVersion = ScalaVersion(target.scalaVersion) | ||
| new Module( | ||
| target.displayName, | ||
| Some(scalaVersion), | ||
| target.scalac.getOptions().asScala.toSeq, | ||
| target.classDirectory.toAbsolutePath.toNIO, | ||
| sources(target.id), | ||
| ) | ||
| } | ||
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| def createModule(target: JavaTarget) = | ||
| new Module( | ||
| target.displayName, | ||
| None, | ||
| Nil, | ||
| target.classDirectory.toAbsolutePath.toNIO, | ||
| sources(target.id), | ||
| ) | ||
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| private def sources(id: BuildTargetIdentifier) = | ||
| buildTargets.sourceItemsToBuildTargets | ||
| .filter(_._2.iterator.asScala.contains(id)) | ||
| .collect { case (path, _) => | ||
| SourceDirectory(path.toNIO) | ||
| } | ||
| .toSeq | ||
| } | ||
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| case class DebugeeProject( | ||
| scalaVersion: Option[String], | ||
| name: String, | ||
| modules: Seq[Module], | ||
| libraries: Seq[Library], | ||
| unmanagedEntries: Seq[UnmanagedEntry], | ||
| classpath: Seq[Path], | ||
| ) |
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