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import scala.tools.nsc.interactive.tests.InteractiveTest
import scala.reflect.internal.util.SourceFile
import scala.tools.nsc.interactive.Response
object Test extends InteractiveTest {
override def execute(): Unit = {
val source = loadSourceAndWaitUntilTypechecked("State.scala")
checkErrors(source)
}
private def loadSourceAndWaitUntilTypechecked(sourceName: String): SourceFile = {
val sourceFile = sourceFiles.find(_.file.name == sourceName).head
compiler.askToDoFirst(sourceFile)
val res = new Response[Unit]
compiler.askReload(List(sourceFile), res)
res.get
askLoadedTyped(sourceFile).get
// the second round of type-checking makes it fail
compiler.askReload(List(sourceFile), res)
res.get
askLoadedTyped(sourceFile).get
sourceFile
}
private def checkErrors(source: SourceFile): Unit = compiler.getUnitOf(source) match {
case Some(unit) =>
val problems = unit.problems.toList
if(problems.isEmpty) reporter.println("Test OK")
else problems.foreach(problem => reporter.println(problem.msg))
case None => reporter.println("No compilation unit found for " + source.file.name)
}
}
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