initial limited checkin of idea

Author: philwalk

compiler/src/dotty/tools/scripting/Main.scala

@@ -15,7 +15,9 @@ object Main:
 
   def main(args: Array[String]): Unit =
     val (compilerArgs, scriptFile, scriptArgs) = distinguishArgs(args)
-    try ScriptingDriver(compilerArgs, scriptFile, scriptArgs).compileAndRun()
+    try ScriptingDriver(compilerArgs, scriptFile, scriptArgs).compileAndRun { (tmpDir:java.nio.file.Path,cp:String) =>
+      // compile to jar, with classpath
+    }
     catch
       case ScriptingException(msg) =>
         println(s"Error: $msg")

compiler/src/dotty/tools/scripting/ScriptingDriver.scala

@@ -17,7 +17,7 @@ import dotty.tools.dotc.config.Settings.Setting._
 import sys.process._
 
 class ScriptingDriver(compilerArgs: Array[String], scriptFile: File, scriptArgs: Array[String]) extends Driver:
-  def compileAndRun(): Unit =
+  def compileAndRun(pack:(Path,String) => Unit = null): Unit =
     val outDir = Files.createTempDirectory("scala3-scripting")
     val (toCompile, rootCtx) = setup(compilerArgs :+ scriptFile.getAbsolutePath, initCtx.fresh)
     given Context = rootCtx.fresh.setSetting(rootCtx.settings.outputDir,
@@ -26,6 +26,12 @@ class ScriptingDriver(compilerArgs: Array[String], scriptFile: File, scriptArgs:
     if doCompile(newCompiler, toCompile).hasErrors then
       throw ScriptingException("Errors encountered during compilation")
 
+    Option(pack) match {
+    case None =>
+    case Some(func) =>
+      func(outDir,ctx.settings.classpath.value)
+    }
+
     try detectMainMethod(outDir, ctx.settings.classpath.value).invoke(null, scriptArgs)
     catch
       case e: java.lang.reflect.InvocationTargetException =>

compiler/test/dotty/tools/scripting/ScriptingTests.scala

@@ -36,4 +36,8 @@ class ScriptingTests:
           "-classpath", TestConfiguration.basicClasspath),
         scriptFile = scriptFile,
         scriptArgs = scriptArgs
-      ).compileAndRun()
+      ).compileAndRun { (path:java.nio.file.Path,classpath:String) =>
+        path.toFile.listFiles.foreach { (f:File) => printf(" [%s]\n",f.getName) }
+        printf("%s\n%s\n",path,classpath)
+      }
+