org.scalajs.nscplugin.GenJSFiles.scala Maven / Gradle / Ivy
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/*
* Scala.js (https://www.scala-js.org/)
*
* Copyright EPFL.
*
* Licensed under Apache License 2.0
* (https://www.apache.org/licenses/LICENSE-2.0).
*
* See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*/
package org.scalajs.nscplugin
import scala.tools.nsc._
import scala.tools.nsc.io.AbstractFile
import scala.reflect.internal.pickling.PickleBuffer
import java.io._
import org.scalajs.ir
/** Send JS ASTs to files
*
* @author Sébastien Doeraene
*/
trait GenJSFiles[G <: Global with Singleton] extends SubComponent {
self: GenJSCode[G] =>
import global._
import jsAddons._
def genIRFile(cunit: CompilationUnit, tree: ir.Trees.ClassDef): Unit = {
val outfile = getFileFor(cunit, tree.name.name, ".sjsir")
val output = outfile.bufferedOutput
try ir.Serializers.serialize(output, tree)
finally output.close()
}
private def getFileFor(cunit: CompilationUnit, className: ir.Names.ClassName,
suffix: String): AbstractFile = {
val baseDir: AbstractFile =
settings.outputDirs.outputDirFor(cunit.source.file)
val pathParts = className.nameString.split('.')
val dir = pathParts.init.foldLeft(baseDir)(_.subdirectoryNamed(_))
val filename = pathParts.last
dir.fileNamed(filename + suffix)
}
}