diff options
Diffstat (limited to 'project/Layers.scala')
| -rw-r--r-- | project/Layers.scala | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/project/Layers.scala b/project/Layers.scala deleted file mode 100644 index 6c939d0ff7..0000000000 --- a/project/Layers.scala +++ /dev/null @@ -1,116 +0,0 @@ -import sbt._ -import Keys._ -import com.jsuereth.git.GitKeys.gitRunner -import ScalaBuildKeys.lock - -/** This trait stores all the helper methods to generate layers in Scala's layered build. */ -trait Layers extends Build { - // TODO - Clean this up or use a self-type. - - /** Default SBT overrides needed for layered compilation. */ - def settingOverrides: Seq[Setting[_]] - /** Reference to the jline project */ - def jline: Project - /** Reference to forkjoin library */ - def forkjoin: Project - /** Reference to the ASM wrapped project. */ - def asm: Project - /** A setting that adds some external dependencies. */ - def externalDeps: Setting[_] - /** The root project. */ - def aaa_root: Project - - /** Creates a reference Scala version that can be used to build other projects. This takes in the raw - * library, compiler as well as a string representing the layer name (used for compiling the compile-interface). - */ - def makeScalaReference(layer: String, library: Project, reflect: Project, compiler: Project) = - scalaInstance <<= (appConfiguration in library, - version in library, - (exportedProducts in library in Compile), - (exportedProducts in reflect in Compile), - (exportedProducts in compiler in Compile), - (fullClasspath in jline in Runtime), - (exportedProducts in asm in Runtime)) map { - (app, version: String, lib: Classpath, reflect: Classpath, comp: Classpath, jline: Classpath, asm: Classpath) => - val launcher = app.provider.scalaProvider.launcher - (lib,comp) match { - case (Seq(libraryJar), Seq(compilerJar)) => - ScalaInstance( - version + "-" + layer + "-", - libraryJar.data, - compilerJar.data, - launcher, - ((jline.files ++ asm.files ++ reflect.files):_*)) - case _ => error("Cannot build a ScalaReference with more than one classpath element") - } - } - - /** Creates a "layer" of Scala compilation. That is, this will build the next version of Scala from a previous version. - * Returns the library project and compiler project from the next layer. - * Note: The library and compiler are not *complete* in the sense that they are missing things like "actors". - */ - def makeLayer(layer: String, referenceScala: Setting[Task[ScalaInstance]], autoLock: Boolean = false) : (Project, Project, Project) = { - val autoLockSettings: Seq[Setting[_]] = - if(autoLock) Seq(compile in Compile <<= (compile in Compile, lock) apply { (c, l) => - c flatMapR { cResult => - val result = Result.tryValue(cResult) - l mapR { tx => result } - } - }) - else Seq.empty - - - val library = Project(layer + "-library", file(".")) settings(settingOverrides: _*) settings(autoLockSettings:_*) settings( - version := layer, - // TODO - use depends on. - unmanagedClasspath in Compile <<= (exportedProducts in forkjoin in Compile).identity, - managedClasspath in Compile := Seq(), - scalaSource in Compile <<= (baseDirectory) apply (_ / "src" / "library"), - resourceDirectory in Compile <<= baseDirectory apply (_ / "src" / "library"), - defaultExcludes in unmanagedResources := ("*.scala" | "*.java" | "*.disabled"), - // TODO - Allow other scalac option settings. - scalacOptions in Compile <++= (scalaSource in Compile) map (src => Seq("-sourcepath", src.getAbsolutePath)), - resourceGenerators in Compile <+= (resourceManaged, Versions.scalaVersions, skip in Compile, streams) map Versions.generateVersionPropertiesFile("library.properties"), - referenceScala - ) - - // Define the reflection - val reflect = Project(layer + "-reflect", file(".")) settings(settingOverrides:_*) settings(autoLockSettings:_*) settings( - version := layer, - scalaSource in Compile <<= (baseDirectory) apply (_ / "src" / "reflect"), - resourceDirectory in Compile <<= baseDirectory apply (_ / "src" / "reflect"), - defaultExcludes := ("tests"), - defaultExcludes in unmanagedResources := "*.scala", - resourceGenerators in Compile <+= (resourceManaged, Versions.scalaVersions, skip in Compile, streams) map Versions.generateVersionPropertiesFile("reflect.properties"), - // TODO - Use depends on *and* SBT's magic dependency mechanisms... - unmanagedClasspath in Compile <<= Seq(forkjoin, library).map(exportedProducts in Compile in _).join.map(_.flatten), - externalDeps, - referenceScala - ) - - // Define the compiler - val compiler = Project(layer + "-compiler", file(".")) settings(settingOverrides:_*) settings(autoLockSettings:_*) settings( - version := layer, - scalaSource in Compile <<= (baseDirectory) apply (_ / "src" / "compiler"), - resourceDirectory in Compile <<= baseDirectory apply (_ / "src" / "compiler"), - defaultExcludes := ("tests"), - defaultExcludes in unmanagedResources := "*.scala", - resourceGenerators in Compile <+= (resourceManaged, Versions.scalaVersions, skip in Compile, streams) map Versions.generateVersionPropertiesFile("compiler.properties"), - // Note, we might be able to use the default task, but for some reason ant was filtering files out. Not sure what's up, but we'll - // stick with that for now. - unmanagedResources in Compile <<= (baseDirectory) map { - (bd) => - val dirs = Seq(bd / "src" / "compiler") - dirs.descendentsExcept( ("*.xml" | "*.html" | "*.gif" | "*.png" | "*.js" | "*.css" | "*.tmpl" | "*.swf" | "*.properties" | "*.txt"),"*.scala").get - }, - // TODO - Use depends on *and* SBT's magic dependency mechanisms... - unmanagedClasspath in Compile <<= Seq(forkjoin, library, reflect, jline, asm).map(exportedProducts in Compile in _).join.map(_.flatten), - externalDeps, - referenceScala - ) - - // Return the generated projects. - (library, reflect, compiler) - } - -} |