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prolativ opened this issue Feb 15, 2021 · 0 comments · Fixed by #11422
Closed

Creator application in companion object of an inner class #11420

prolativ opened this issue Feb 15, 2021 · 0 comments · Fixed by #11422
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@odersky
Labels
itype:bug itype:crash
Milestone
3.0.0

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@prolativ
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Compiler version

3.0.0-M3

Minimized code

class Foo {
  class Bar(i: Int)

  object Bar {
    def zero = Bar(0)
  }
}

Output (click arrow to expand)

[error] scala.MatchError: This(Ident(Bar$)) (of class dotty.tools.dotc.ast.Trees$This)
[error] dotty.tools.dotc.typer.Typer.newExpr$1(Typer.scala:3603)
[error] dotty.tools.dotc.typer.Typer.adapt1(Typer.scala:3639)
[error] dotty.tools.dotc.typer.Typer.adapt(Typer.scala:2936)
[error] dotty.tools.dotc.typer.Typer.tryApply$1(Typer.scala:2849)
[error] dotty.tools.dotc.typer.Typer.tryInsertApplyOrImplicit$$anonfun$2(Typer.scala:2867)
[error] dotty.tools.dotc.typer.Typer$$Lambda$1291/000000000000000000.apply(Unknown Source)
[error] dotty.tools.dotc.typer.Typer.tryEither(Typer.scala:2787)
[error] dotty.tools.dotc.typer.Typer.tryInsertApplyOrImplicit(Typer.scala:2876)
[error] dotty.tools.dotc.typer.Typer.adaptToArgs$1(Typer.scala:3066)
[error] dotty.tools.dotc.typer.Typer.adapt1(Typer.scala:3640)
[error] dotty.tools.dotc.typer.Typer.adapt(Typer.scala:2936)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2779)
[error] dotty.tools.dotc.typer.Applications.realApply$1(Applications.scala:857)
[error] dotty.tools.dotc.typer.Applications.typedApply(Applications.scala:1010)
[error] dotty.tools.dotc.typer.Applications.typedApply$(Applications.scala:236)
[error] dotty.tools.dotc.typer.Typer.typedApply(Typer.scala:101)
[error] dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2528)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2590)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Namer.typedAheadExpr$$anonfun$1(Namer.scala:1256)
[error] dotty.tools.dotc.typer.Namer$$Lambda$559/000000000000000000.apply(Unknown Source)
[error] dotty.tools.dotc.typer.Namer.typedAhead(Namer.scala:1243)
[error] dotty.tools.dotc.typer.Namer.typedAheadExpr(Namer.scala:1256)
[error] dotty.tools.dotc.typer.Namer.rhsType$1$$anonfun$1(Namer.scala:1391)
[error] dotty.tools.dotc.typer.Namer$$Lambda$10359/000000000000000000.apply(Unknown Source)
[error] dotty.tools.dotc.typer.PrepareInlineable$.dropInlineIfError(PrepareInlineable.scala:216)
[error] dotty.tools.dotc.typer.Namer.rhsType$2(Namer.scala:1391)
[error] dotty.tools.dotc.typer.Namer.cookedRhsType$1(Namer.scala:1402)
[error] dotty.tools.dotc.typer.Namer.lhsType$1(Namer.scala:1403)
[error] dotty.tools.dotc.typer.Namer.inferredType$1(Namer.scala:1414)
[error] dotty.tools.dotc.typer.Namer.valOrDefDefSig(Namer.scala:1422)
[error] dotty.tools.dotc.typer.Namer.defDefSig(Namer.scala:1507)
[error] dotty.tools.dotc.typer.Namer$Completer.typeSig(Namer.scala:704)
[error] dotty.tools.dotc.typer.Namer$Completer.completeInCreationContext(Namer.scala:821)
[error] dotty.tools.dotc.typer.Namer$Completer.complete(Namer.scala:732)
[error] dotty.tools.dotc.core.SymDenotations$SymDenotation.completeFrom(SymDenotations.scala:166)
[error] dotty.tools.dotc.core.Denotations$Denotation.completeInfo$1(Denotations.scala:188)
[error] dotty.tools.dotc.core.Denotations$Denotation.info(Denotations.scala:190)
[error] dotty.tools.dotc.core.SymDenotations$SymDenotation.ensureCompleted(SymDenotations.scala:370)
[error] dotty.tools.dotc.typer.Typer.retrieveSym(Typer.scala:2470)
[error] dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2495)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2589)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2685)
[error] dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2735)
[error] dotty.tools.dotc.typer.Typer.typedClassDef(Typer.scala:2178)
[error] dotty.tools.dotc.typer.Typer.typedTypeOrClassDef$2(Typer.scala:2516)
[error] dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2520)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2589)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2685)
[error] dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2735)
[error] dotty.tools.dotc.typer.Typer.typedClassDef(Typer.scala:2178)
[error] dotty.tools.dotc.typer.Typer.typedTypeOrClassDef$2(Typer.scala:2516)
[error] dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2520)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2589)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2685)
[error] dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2735)
[error] dotty.tools.dotc.typer.Typer.typedPackageDef(Typer.scala:2313)
[error] dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2561)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2590)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2659)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2663)
[error] dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2779)
[error] dotty.tools.dotc.typer.FrontEnd.liftedTree1$1(FrontEnd.scala:79)
[error] dotty.tools.dotc.typer.FrontEnd.typeCheck$$anonfun$1(FrontEnd.scala:84)
[error] dotty.tools.dotc.typer.FrontEnd$$Lambda$419/000000000000000000.apply$mcV$sp(Unknown Source)
[error] dotty.tools.dotc.typer.FrontEnd.monitor(FrontEnd.scala:43)
[error] dotty.tools.dotc.typer.FrontEnd.typeCheck(FrontEnd.scala:85)
[error] dotty.tools.dotc.typer.FrontEnd.runOn$$anonfun$3(FrontEnd.scala:120)
[error] dotty.tools.dotc.typer.FrontEnd$$Lambda$418/000000000000000000.applyVoid(Unknown Source)
[error] scala.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] scala.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.immutable.List.foreach(List.scala:333)
[error] dotty.tools.dotc.typer.FrontEnd.runOn(FrontEnd.scala:120)
[error] dotty.tools.dotc.Run.runPhases$4$$anonfun$4(Run.scala:185)
[error] dotty.tools.dotc.Run$$Lambda$357/000000000000000000.applyVoid(Unknown Source)
[error] scala.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] scala.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.ArrayOps$.foreach$extension(ArrayOps.scala:1323)
[error] dotty.tools.dotc.Run.runPhases$5(Run.scala:195)
[error] dotty.tools.dotc.Run.compileUnits$$anonfun$1(Run.scala:203)
[error] dotty.tools.dotc.Run$$Lambda$317/000000000000000000.apply$mcV$sp(Unknown Source)
[error] scala.runtime.function.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] dotty.tools.dotc.util.Stats$.maybeMonitored(Stats.scala:67)
[error] dotty.tools.dotc.Run.compileUnits(Run.scala:210)
[error] dotty.tools.dotc.Run.compileSources(Run.scala:146)
[error] dotty.tools.dotc.Run.compile(Run.scala:130)
[error] dotty.tools.dotc.Driver.doCompile(Driver.scala:39)
[error] dotty.tools.xsbt.CompilerBridgeDriver.run(CompilerBridgeDriver.java:88)
[error] dotty.tools.xsbt.CompilerBridge.run(CompilerBridge.java:22)
[error] sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:92)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$7(MixedAnalyzingCompiler.scala:186)
[error] sbt.internal.inc.MixedAnalyzingCompiler$$Lambda$4035/000000000000000000.apply$mcV$sp(Unknown Source)
[error] scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
[error] sbt.internal.inc.MixedAnalyzingCompiler.timed(MixedAnalyzingCompiler.scala:241)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$4(MixedAnalyzingCompiler.scala:176)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$4$adapted(MixedAnalyzingCompiler.scala:157)
[error] sbt.internal.inc.MixedAnalyzingCompiler$$Lambda$4031/000000000000000000.apply(Unknown Source)
[error] sbt.internal.inc.JarUtils$.withPreviousJar(JarUtils.scala:239)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compileScala$1(MixedAnalyzingCompiler.scala:157)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compile(MixedAnalyzingCompiler.scala:204)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1(IncrementalCompilerImpl.scala:573)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1$adapted(IncrementalCompilerImpl.scala:573)
[error] sbt.internal.inc.IncrementalCompilerImpl$$Lambda$3247/000000000000000000.apply(Unknown Source)
[error] sbt.internal.inc.Incremental$.$anonfun$apply$5(Incremental.scala:173)
[error] sbt.internal.inc.Incremental$.$anonfun$apply$5$adapted(Incremental.scala:171)
[error] sbt.internal.inc.Incremental$$$Lambda$3254/000000000000000000.apply(Unknown Source)
[error] sbt.internal.inc.Incremental$$anon$2.run(Incremental.scala:458)
[error] sbt.internal.inc.IncrementalCommon$CycleState.next(IncrementalCommon.scala:116)
[error] sbt.internal.inc.IncrementalCommon$$anon$1.next(IncrementalCommon.scala:56)
[error] sbt.internal.inc.IncrementalCommon$$anon$1.next(IncrementalCommon.scala:52)
[error] sbt.internal.inc.IncrementalCommon.cycle(IncrementalCommon.scala:261)
[error] sbt.internal.inc.Incremental$.$anonfun$incrementalCompile$8(Incremental.scala:413)
[error] sbt.internal.inc.Incremental$$$Lambda$3290/000000000000000000.apply(Unknown Source)
[error] sbt.internal.inc.Incremental$.withClassfileManager(Incremental.scala:498)
[error] sbt.internal.inc.Incremental$.incrementalCompile(Incremental.scala:400)
[error] sbt.internal.inc.Incremental$.apply(Incremental.scala:165)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileInternal(IncrementalCompilerImpl.scala:573)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileIncrementally$1(IncrementalCompilerImpl.scala:491)
[error] sbt.internal.inc.IncrementalCompilerImpl$$Lambda$3166/000000000000000000.apply(Unknown Source)
[error] sbt.internal.inc.IncrementalCompilerImpl.handleCompilationError(IncrementalCompilerImpl.scala:332)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileIncrementally(IncrementalCompilerImpl.scala:420)
[error] sbt.internal.inc.IncrementalCompilerImpl.compile(IncrementalCompilerImpl.scala:137)
[error] sbt.Defaults$.compileIncrementalTaskImpl(Defaults.scala:2176)
[error] sbt.Defaults$.$anonfun$compileIncrementalTask$2(Defaults.scala:2133)
[error] sbt.Defaults$$$Lambda$3160/000000000000000000.apply(Unknown Source)
[error] sbt.internal.io.Retry$.apply(Retry.scala:40)
[error] sbt.internal.io.Retry$.apply(Retry.scala:23)
[error] sbt.internal.server.BspCompileTask$.compute(BspCompileTask.scala:31)
[error] sbt.Defaults$.$anonfun$compileIncrementalTask$1(Defaults.scala:2129)
[error] sbt.Defaults$$$Lambda$738/000000000000000000.apply(Unknown Source)
[error] scala.Function1.$anonfun$compose$1(Function1.scala:49)
[error] scala.Function1$$Lambda$241/000000000000000000.apply(Unknown Source)
[error] sbt.internal.util.$tilde$greater.$anonfun$$u2219$1(TypeFunctions.scala:62)
[error] sbt.internal.util.$tilde$greater$$Lambda$2701/000000000000000000.apply(Unknown Source)
[error] sbt.std.Transform$$anon$4.work(Transform.scala:68)
[error] sbt.Execute.$anonfun$submit$2(Execute.scala:282)
[error] sbt.Execute$$Lambda$2726/000000000000000000.apply(Unknown Source)
[error] sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:23)
[error] sbt.Execute.work(Execute.scala:291)
[error] sbt.Execute.$anonfun$submit$1(Execute.scala:282)
[error] sbt.Execute$$Lambda$2711/000000000000000000.apply(Unknown Source)
[error] sbt.ConcurrentRestrictions$$anon$4.$anonfun$submitValid$1(ConcurrentRestrictions.scala:265)
[error] sbt.ConcurrentRestrictions$$anon$4$$Lambda$2724/000000000000000000.apply(Unknown Source)
[error] sbt.CompletionService$$anon$2.call(CompletionService.scala:64)
[error] java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
[error] java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
[error] java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
[error] java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
[error] java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
[error] java.base/java.lang.Thread.run(Thread.java:836)
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@odersky odersky

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Handle creator applications in nested companion objects dotty-staging/dotty
3 participants
@odersky @prolativ @Kordyjan