Cleanup project/Transform.scala

build.sbt

@@ -930,7 +930,7 @@ lazy val vscodePlugin = (project in file("vscode-sbt-scala"))
     crossScalaVersions := Seq(baseScalaVersion),
     skip in publish := true,
     compile in Compile := {
-      val u = update.value
+      update.value: Unit
       runNpm("run compile", baseDirectory.value, streams.value.log)
       sbt.internal.inc.Analysis.empty
     },

project/Docs.scala

@@ -1,4 +1,4 @@
-import sbt._, Keys._
+import sbt._
 /*
 import StatusPlugin.autoImport._
 import com.typesafe.sbt.site.SitePlugin.autoImport._

project/Scripted.scala

@@ -5,13 +5,11 @@ import java.lang.reflect.InvocationTargetException
 import sbt._
 import sbt.internal.inc.ScalaInstance
 import sbt.internal.inc.classpath.{ ClasspathUtilities, FilteredLoader }
-import sbt.ScriptedPlugin.autoImport._
 
 object LocalScriptedPlugin extends AutoPlugin {
   override def requires = plugins.JvmPlugin
 
   object autoImport extends ScriptedKeys
-  import autoImport._
 }
 
 trait ScriptedKeys {

project/Transform.scala

@@ -1,108 +1,49 @@
-import sbt.io.Path._
 import sbt._
-import Keys._
+import sbt.Keys._
 
 object Transform {
-  lazy val transformSources = TaskKey[Seq[File]]("transform-sources")
-  lazy val inputSourceDirectories = SettingKey[Seq[File]]("input-source-directories")
-  lazy val inputSourceDirectory = SettingKey[File]("input-source-directory")
-  lazy val inputSources = TaskKey[Seq[File]]("input-sources")
-  lazy val sourceProperties = TaskKey[Map[String, String]]("source-properties")
-
-  lazy val transformResources = TaskKey[Seq[File]]("transform-resources")
-  lazy val inputResourceDirectories = SettingKey[Seq[File]]("input-resource-directories")
-  lazy val inputResourceDirectory = SettingKey[File]("input-resource-directory")
-  lazy val inputResources = TaskKey[Seq[File]]("input-resources")
-  lazy val resourceProperties = TaskKey[Map[String, String]]("resource-properties")
-
-  lazy val conscriptConfigs = TaskKey[Unit]("conscript-configs")
+  private val conscriptConfigs = taskKey[Unit]("")
 
   def conscriptSettings(launch: Reference) = Seq(
     conscriptConfigs := {
-      val res = (managedResources in launch in Compile).value
-      val src = (sourceDirectory in Compile).value
-      val source = res.find(_.getName == "sbt.boot.properties") getOrElse sys.error(
-        "No managed boot.properties file.")
-      copyConscriptProperties(source, src / "conscript")
-      ()
-    }
-  )
-
-  def copyConscriptProperties(source: File, conscriptBase: File): Seq[File] = {
-    IO.delete(conscriptBase)
-    val pairs = Seq(
-      "sbt.xMain" -> "xsbt",
-      "sbt.ScriptMain" -> "scalas",
-      "sbt.ConsoleMain" -> "screpl"
-    )
-    for ((main, dir) <- pairs) yield {
-      val file = conscriptBase / dir / "launchconfig"
-      copyPropertiesFile(source, main, file)
-      file
-    }
-  }
-  def copyPropertiesFile(source: File, newMain: String, target: File): Unit = {
-    def subMain(line: String): String =
-      if (line.trim.startsWith("class:")) "  class: " + newMain else line
-    IO.writeLines(target, IO.readLines(source) map subMain)
-  }
-
-  def crossGenSettings = transSourceSettings ++ Seq(
-    sourceProperties := Map("cross.package0" -> "sbt", "cross.package1" -> "cross")
-  )
-  def transSourceSettings = Seq(
-    inputSourceDirectory := sourceDirectory.value / "input_sources",
-    inputSourceDirectories := Seq(inputSourceDirectory.value),
-    inputSources := (inputSourceDirectories.value ** (-DirectoryFilter)).get,
-    fileMappings in transformSources := transformSourceMappings.value,
-    transformSources := {
-      val rs = (fileMappings in transformSources).value
-      val props = sourceProperties.value
-      rs map { case (in, out) => transform(in, out, props) }
+      val sourceFile = (launch / Compile / managedResources).value
+        .find(_.getName == "sbt.boot.properties")
+        .getOrElse(sys.error("No managed boot.properties file."))
+      val source = IO.readLines(sourceFile)
+      val conscriptBase = (Compile / sourceDirectory).value / "conscript"
+      IO.delete(conscriptBase)
+      val pairs = Seq(
+        "sbt.xMain" -> "xsbt",
+        "sbt.ScriptMain" -> "scalas",
+        "sbt.ConsoleMain" -> "screpl",
+      )
+      for ((main, dir) <- pairs) {
+        val lines = source.map(l => if (l.trim.startsWith("class:")) s"  class: $main" else l)
+        IO.writeLines(conscriptBase / dir / "launchconfig", lines)
+      }
     },
-    sourceGenerators += transformSources.taskValue
   )
-  def transformSourceMappings = Def task {
-    val ss = inputSources.value
-    val sdirs = inputSourceDirectories.value
-    val sm = sourceManaged.value
-    ((ss --- sdirs) pair (rebase(sdirs, sm) | flat(sm))).toSeq
-  }
-  def configSettings = transResourceSettings ++ Seq(
-    resourceProperties :=
-      Map("org" -> organization.value,
-          "sbt.version" -> version.value,
-          "scala.version" -> scalaVersion.value)
-  )
-  def transResourceSettings = Seq(
-    inputResourceDirectory := sourceDirectory.value / "input_resources",
-    inputResourceDirectories := Seq(inputResourceDirectory.value),
-    inputResources := (inputResourceDirectories.value ** (-DirectoryFilter)).get,
-    fileMappings in transformResources := transformResourceMappings.value,
-    transformResources := {
-      val rs = (fileMappings in transformResources).value
-      val props = resourceProperties.value
-      rs map { case (in, out) => transform(in, out, props) }
-    },
-    resourceGenerators += transformResources.taskValue
-  )
-  def transformResourceMappings = Def task {
-    val rs = inputResources.value
-    val rdirs = inputResourceDirectories.value
-    val rm = resourceManaged.value
-    ((rs --- rdirs) pair (rebase(rdirs, rm) | flat(rm))).toSeq
-  }
 
-  def transform(in: File, out: File, map: Map[String, String]): File = {
-    def get(key: String): String =
-      map.getOrElse(key, sys.error("No value defined for key '" + key + "'"))
-    val newString = Property.replaceAllIn(IO.read(in), mtch => get(mtch.group(1)))
-    if (Some(newString) != read(out))
-      IO.write(out, newString)
-    out
-  }
-  def read(file: File): Option[String] = try { Some(IO.read(file)) } catch {
-    case _: java.io.IOException => None
-  }
-  lazy val Property = """\$\{\{([\w.-]+)\}\}""".r
+  def configSettings = Seq(
+    resourceGenerators += Def.task {
+      val rdirs = Seq(sourceDirectory.value / "input_resources")
+      val rm = resourceManaged.value
+      val paths = (rdirs ** (-DirectoryFilter)).get --- rdirs
+      val rs = paths.pair(Path.rebase(rdirs, rm) | Path.flat(rm))
+      val props = Map(
+        "org" -> organization.value,
+        "sbt.version" -> version.value,
+        "scala.version" -> scalaVersion.value,
+      )
+      def get(key: String) = props.getOrElse(key, sys.error(s"No value defined for key '$key'"))
+      val Property = """\$\{\{([\w.-]+)\}\}""".r
+      val catcher = scala.util.control.Exception.catching(classOf[java.io.IOException])
+      rs.map { case (in, out) =>
+        val newString = Property.replaceAllIn(IO.read(in), mtch => get(mtch.group(1)))
+        if (Some(newString) != catcher.opt(IO.read(out)))
+          IO.write(out, newString)
+        out
+      }
+    }.taskValue,
+  )
 }

project/Util.scala

@@ -105,10 +105,10 @@ object Util {
   def cleanPom(pomNode: scala.xml.Node) = {
     import scala.xml._
     def cleanNodes(nodes: Seq[Node]): Seq[Node] = nodes flatMap {
-      case elem @ Elem(prefix, "dependency", attributes, scope, children @ _*)
+      case elem @ Elem(_, "dependency", _, _, _*)
           if excludePomDependency(elem) =>
         NodeSeq.Empty
-      case Elem(prefix, "classifier", attributes, scope, children @ _*) =>
+      case Elem(_, "classifier", _, _, _*) =>
         NodeSeq.Empty
       case Elem(prefix, label, attributes, scope, children @ _*) =>
         val cleanedNodes = cleanNodes(children)
@@ -186,6 +186,6 @@ object Licensed {
     if (!note.exists) Nil
     else
       try { seePaths(base, IO.read(note)) } catch {
-        case NonFatal(e) => s.log.warn("Could not read NOTICE"); Nil
+        case NonFatal(_) => s.log.warn("Could not read NOTICE"); Nil
       }
 }

project/plugins.sbt

@@ -1,4 +1,4 @@
-scalacOptions ++= Seq("-feature", "-language:postfixOps")
+scalacOptions ++= Seq("-feature", "-language:postfixOps", "-Ywarn-unused:_,-imports")
 
 addSbtPlugin("com.dwijnand" % "sbt-dynver" % "4.0.0")
 addSbtPlugin("org.foundweekends" % "sbt-bintray" % "0.5.5")