Zinc 1.4.0-M6

build.sbt

@@ -954,6 +954,7 @@ lazy val mainProj = (project in file("main"))
       exclude[IncompatibleTemplateDefProblem]("sbt.internal.server.LanguageServerProtocol"),
       exclude[DirectMissingMethodProblem]("sbt.Classpaths.warnInsecureProtocol"),
       exclude[DirectMissingMethodProblem]("sbt.Classpaths.warnInsecureProtocolInModules"),
+      exclude[MissingClassProblem]("sbt.internal.ExternalHooks*"),
     )
   )
   .configure(

main/src/main/scala/sbt/Defaults.scala

@@ -196,7 +196,13 @@ object Defaults extends BuildCommon {
         val ih = app.provider.scalaProvider.launcher.ivyHome
         val coursierCache = csrCacheDirectory.value
         val javaHome = Paths.get(sys.props("java.home"))
-        Vector(base.toPath, boot.toPath, coursierCache.toPath, ih.toPath, javaHome)
+        Map(
+          "BASE" -> base.toPath,
+          "SBT_BOOT" -> boot.toPath,
+          "CSR_CACHE" -> coursierCache.toPath,
+          "IVY_HOME" -> ih.toPath,
+          "JAVA_HOME" -> javaHome,
+        )
       },
       fileConverter := MappedFileConverter(rootPaths.value, allowMachinePath.value),
       fullServerHandlers := {

main/src/main/scala/sbt/Keys.scala

@@ -222,7 +222,7 @@ object Keys {
   private[sbt] val externalHooks = taskKey[ExternalHooks]("The external hooks used by zinc.")
   val fileConverter = settingKey[FileConverter]("The file converter used to convert between Path and VirtualFile")
   val allowMachinePath = settingKey[Boolean]("Allow machine-specific paths during conversion.")
-  val rootPaths = settingKey[Seq[NioPath]]("The root paths used to abstract machine-specific paths.")
+  val rootPaths = settingKey[Map[String, NioPath]]("The root paths used to abstract machine-specific paths.")
   private[sbt] val uncachedStamper = settingKey[ReadStamps]("The stamper to create timestamp or hash.")
   private[sbt] val reusableStamper = settingKey[ReadStamps]("The stamper can be reused across subprojects and sessions.")
 

main/src/main/scala/sbt/internal/ExternalHooks.scala

@@ -5,6 +5,7 @@
  * Licensed under Apache License 2.0 (see LICENSE)
  */
 
+/*
 package sbt.internal
 
 import java.nio.file.{ Path, Paths }
@@ -20,6 +21,7 @@ import sbt.nio.file.{ FileAttributes, FileTreeView, RecursiveGlob }
 import sbt.nio.{ FileChanges, FileStamp, FileStamper }
 import sbt.util.InterfaceUtil.jo2o
 import xsbti.{ VirtualFile, VirtualFileRef }
+import xsbti.api.AnalyzedClass
 import xsbti.compile._
 import xsbti.compile.analysis.Stamp
 
@@ -160,7 +162,9 @@ private[sbt] object ExternalHooks {
             }
         }.toSet)
       }
+      override def lookupAnalyzedClass(binaryClassName: String): Option[AnalyzedClass] = None
     }
     new DefaultExternalHooks(Optional.of(lookup), Optional.empty[ClassFileManager])
   }
 }
+ */

project/Dependencies.scala

@@ -14,7 +14,7 @@ object Dependencies {
   private val ioVersion = nightlyVersion.getOrElse("1.4.0-M6")
   private val lmVersion =
     sys.props.get("sbt.build.lm.version").orElse(nightlyVersion).getOrElse("1.4.0-M1")
-  val zincVersion = nightlyVersion.getOrElse("1.4.0-M5")
+  val zincVersion = nightlyVersion.getOrElse("1.4.0-M6")
 
   private val sbtIO = "org.scala-sbt" %% "io" % ioVersion
 

sbt/src/sbt-test/compiler-project/semantic-errors/build.sbt

@@ -6,7 +6,7 @@ TaskKey[Unit]("checkJavaFailures") := {
   // First error should be on a specific line/file
   val first = ps(0)
   assert(first.position.line.get == 3, s"First failure position is not line 3, failure = $first")
-  val expected = "${0}/src/main/java/bad.java"
+  val expected = "${BASE}/src/main/java/bad.java"
   val sourcePath = first.position.sourcePath.get
   assert(sourcePath == expected, s"$sourcePath == $expected was false")
 }
@@ -19,7 +19,7 @@ TaskKey[Unit]("checkScalaFailures") := {
   // First error should be on a specific line/file
   val first = ps(0)
   assert(first.position.line.get == 2, s"First failure position is not line 2, failure = $first")
-  val expected = "${0}/src/main/scala/bad.scala"
+  val expected = "${BASE}/src/main/scala/bad.scala"
   val sourcePath = first.position.sourcePath.get
   assert(sourcePath == expected, s"$sourcePath == $expected was false")
 }