Skip to content

summonInline crashes when there is no instance available #8942

Closed
@cb372

Description

@cb372

Minimized code

trait Show[A] {
  def show(a: A): String
}

object Main {

  inline def foo: String =
    scala.compiletime.summonInline[Show[Int]].show(123)

  println(foo)

}

Output (click arrow to expand)

sbt:dotty-simple> compile
[info] Compiling 1 Scala source to /Users/chris/code/dotty-summonInline-issue/target/scala-0.24/classes ...
[info] exception occurred while typechecking /Users/chris/code/dotty-summonInline-issue/src/main/scala/Main.scala
[info] exception occurred while compiling /Users/chris/code/dotty-summonInline-issue/src/main/scala/Main.scala
java.nio.file.NoSuchFileException: /__w/dotty/dotty/library/src/scala/compiletime/package.scala while compiling /Users/chris/code/dotty-summonInline-issue/src/main/scala/Main.scala
[error] ## Exception when compiling 1 sources to /Users/chris/code/dotty-summonInline-issue/target/scala-0.24/classes
[error] java.nio.file.NoSuchFileException: /__w/dotty/dotty/library/src/scala/compiletime/package.scala
[error] sun.nio.fs.UnixException.translateToIOException(UnixException.java:86)
[error] sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
[error] sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
[error] sun.nio.fs.UnixFileSystemProvider.newByteChannel(UnixFileSystemProvider.java:214)
[error] java.nio.file.Files.newByteChannel(Files.java:361)
[error] java.nio.file.Files.newByteChannel(Files.java:407)
[error] java.nio.file.spi.FileSystemProvider.newInputStream(FileSystemProvider.java:384)
[error] java.nio.file.Files.newInputStream(Files.java:152)
[error] dotty.tools.io.File.inputStream(File.scala:51)
[error] dotty.tools.io.PlainFile.input(PlainFile.scala:44)
[error] dotty.tools.io.AbstractFile.toByteArray(AbstractFile.scala:170)
[error] dotty.tools.dotc.util.SourceFile.SourceFile$superArg$1$$anonfun$1(SourceFile.scala:55)
[error] dotty.tools.dotc.util.SourceFile.content(SourceFile.scala:47)
[error] dotty.tools.dotc.util.SourceFile.lineIndices(SourceFile.scala:114)
[error] dotty.tools.dotc.util.SourceFile.offsetToLine(SourceFile.scala:133)
[error] dotty.tools.dotc.util.SourcePosition.line(SourcePosition.scala:25)
[error] xsbt.DelegatingReporter$2.line(DelegatingReporter.java:90)
[error] sbt.internal.server.LanguageServerReporter.$anonfun$toDiagnostics$2(LanguageServerReporter.scala:109)
[error] scala.collection.TraversableLike.$anonfun$flatMap$1(TraversableLike.scala:245)
[error] scala.collection.Iterator.foreach(Iterator.scala:941)
[error] scala.collection.Iterator.foreach$(Iterator.scala:941)
[error] scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
[error] scala.collection.IterableLike.foreach(IterableLike.scala:74)
[error] scala.collection.IterableLike.foreach$(IterableLike.scala:73)
[error] scala.collection.AbstractIterable.foreach(Iterable.scala:56)
[error] scala.collection.TraversableLike.flatMap(TraversableLike.scala:245)
[error] scala.collection.TraversableLike.flatMap$(TraversableLike.scala:242)
[error] scala.collection.AbstractTraversable.flatMap(Traversable.scala:108)
[error] sbt.internal.server.LanguageServerReporter.toDiagnostics(LanguageServerReporter.scala:107)
[error] sbt.internal.server.LanguageServerReporter.$anonfun$aggregateProblems$1(LanguageServerReporter.scala:97)
[error] sbt.internal.server.LanguageServerReporter.$anonfun$aggregateProblems$1$adapted(LanguageServerReporter.scala:94)
[error] scala.Option.foreach(Option.scala:407)
[error] sbt.internal.server.LanguageServerReporter.aggregateProblems(LanguageServerReporter.scala:94)
[error] sbt.internal.server.LanguageServerReporter.logError(LanguageServerReporter.scala:62)
[error] sbt.internal.inc.LoggedReporter.display(LoggedReporter.scala:167)
[error] sbt.internal.inc.LoggedReporter.log(LoggedReporter.scala:142)
[error] sbt.internal.server.LanguageServerReporter.log(LanguageServerReporter.scala:58)
[error] xsbt.DelegatingReporter.doReport(DelegatingReporter.java:134)
[error] dotty.tools.dotc.reporting.Reporter.report(Reporter.scala:266)
[error] dotty.tools.dotc.reporting.Reporter.flush$$anonfun$1(Reporter.scala:323)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.immutable.List.foreach(List.scala:333)
[error] dotty.tools.dotc.reporting.Reporter.flush(Reporter.scala:323)
[error] dotty.tools.dotc.core.TyperState.commit(TyperState.scala:157)
[error] dotty.tools.dotc.typer.Applications.fail$1(Applications.scala:928)
[error] dotty.tools.dotc.typer.Applications.realApply$7$$anonfun$6$$anonfun$2(Applications.scala:934)
[error] scala.Option.getOrElse(Option.scala:201)
[error] dotty.tools.dotc.typer.Applications.realApply$8$$anonfun$7(Applications.scala:935)
[error] dotty.tools.dotc.typer.Typer.tryEither(Typer.scala:2577)
[error] dotty.tools.dotc.typer.Applications.realApply$1(Applications.scala:936)
[error] dotty.tools.dotc.typer.Applications.typedApply(Applications.scala:972)
[error] dotty.tools.dotc.typer.Typer.typedApply(Typer.scala:85)
[error] dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2345)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2404)
[error] dotty.tools.dotc.typer.Typer.op$1(Typer.scala:2443)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2452)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2455)
[error] dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2500)
[error] dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2522)
[error] dotty.tools.dotc.typer.Typer.typedClassDef(Typer.scala:2003)
[error] dotty.tools.dotc.typer.Typer.typedTypeOrClassDef$2(Typer.scala:2333)
[error] dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2337)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2403)
[error] dotty.tools.dotc.typer.Typer.op$1(Typer.scala:2443)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2452)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2455)
[error] dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2477)
[error] dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2522)
[error] dotty.tools.dotc.typer.Typer.typedPackageDef(Typer.scala:2129)
[error] dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2376)
[error] dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2404)
[error] dotty.tools.dotc.typer.Typer.op$1(Typer.scala:2443)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2452)
[error] dotty.tools.dotc.typer.Typer.typed(Typer.scala:2455)
[error] dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2566)
[error] dotty.tools.dotc.typer.FrontEnd.liftedTree1$1(FrontEnd.scala:79)
[error] dotty.tools.dotc.typer.FrontEnd.typeCheck$$anonfun$1(FrontEnd.scala:84)
[error] dotty.runtime.function.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] dotty.tools.dotc.typer.FrontEnd.monitor(FrontEnd.scala:42)
[error] dotty.tools.dotc.typer.FrontEnd.typeCheck(FrontEnd.scala:85)
[error] dotty.tools.dotc.typer.FrontEnd.runOn$$anonfun$3(FrontEnd.scala:114)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.immutable.List.foreach(List.scala:333)
[error] dotty.tools.dotc.typer.FrontEnd.runOn(FrontEnd.scala:114)
[error] dotty.tools.dotc.Run.runPhases$4$$anonfun$4(Run.scala:165)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.ArrayOps$.foreach$extension(ArrayOps.scala:1323)
[error] dotty.tools.dotc.Run.runPhases$5(Run.scala:175)
[error] dotty.tools.dotc.Run.compileUnits$$anonfun$1(Run.scala:183)
[error] dotty.runtime.function.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] dotty.tools.dotc.util.Stats$.maybeMonitored(Stats.scala:64)
[error] dotty.tools.dotc.Run.compileUnits(Run.scala:190)
[error] dotty.tools.dotc.Run.compileSources(Run.scala:127)
[error] dotty.tools.dotc.Run.compile(Run.scala:110)
[error] dotty.tools.dotc.Driver.doCompile(Driver.scala:38)
[error] dotty.tools.dotc.Driver.process(Driver.scala:194)
[error] dotty.tools.dotc.Main.process(Main.scala)
[error] xsbt.CachedCompilerImpl.run(CachedCompilerImpl.java:69)
[error] xsbt.CompilerInterface.run(CompilerInterface.java:41)
[error] sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)
[error] sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[error] java.lang.reflect.Method.invoke(Method.java:498)
[error] sbt.internal.inc.AnalyzingCompiler.call(AnalyzingCompiler.scala:248)
[error] sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:122)
[error] sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:95)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$4(MixedAnalyzingCompiler.scala:91)
[error] scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
[error] sbt.internal.inc.MixedAnalyzingCompiler.timed(MixedAnalyzingCompiler.scala:186)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$3(MixedAnalyzingCompiler.scala:82)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$3$adapted(MixedAnalyzingCompiler.scala:77)
[error] sbt.internal.inc.JarUtils$.withPreviousJar(JarUtils.scala:215)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compileScala$1(MixedAnalyzingCompiler.scala:77)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compile(MixedAnalyzingCompiler.scala:146)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1(IncrementalCompilerImpl.scala:343)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1$adapted(IncrementalCompilerImpl.scala:343)
[error] sbt.internal.inc.Incremental$.doCompile(Incremental.scala:120)
[error] sbt.internal.inc.Incremental$.$anonfun$compile$4(Incremental.scala:100)
[error] sbt.internal.inc.IncrementalCommon.recompileClasses(IncrementalCommon.scala:180)
[error] sbt.internal.inc.IncrementalCommon.cycle(IncrementalCommon.scala:98)
[error] sbt.internal.inc.Incremental$.$anonfun$compile$3(Incremental.scala:102)
[error] sbt.internal.inc.Incremental$.manageClassfiles(Incremental.scala:155)
[error] sbt.internal.inc.Incremental$.compile(Incremental.scala:92)
[error] sbt.internal.inc.IncrementalCompile$.apply(Compile.scala:75)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileInternal(IncrementalCompilerImpl.scala:348)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileIncrementally$1(IncrementalCompilerImpl.scala:301)
[error] sbt.internal.inc.IncrementalCompilerImpl.handleCompilationError(IncrementalCompilerImpl.scala:168)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileIncrementally(IncrementalCompilerImpl.scala:248)
[error] sbt.internal.inc.IncrementalCompilerImpl.compile(IncrementalCompilerImpl.scala:74)
[error] sbt.Defaults$.compileIncrementalTaskImpl(Defaults.scala:1762)
[error] sbt.Defaults$.$anonfun$compileIncrementalTask$1(Defaults.scala:1735)
[error] scala.Function1.$anonfun$compose$1(Function1.scala:49)
[error] sbt.internal.util.$tilde$greater.$anonfun$$u2219$1(TypeFunctions.scala:62)
[error] sbt.std.Transform$$anon$4.work(Transform.scala:67)
[error] sbt.Execute.$anonfun$submit$2(Execute.scala:281)
[error] sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:19)
[error] sbt.Execute.work(Execute.scala:290)
[error] sbt.Execute.$anonfun$submit$1(Execute.scala:281)
[error] sbt.ConcurrentRestrictions$$anon$4.$anonfun$submitValid$1(ConcurrentRestrictions.scala:178)
[error] sbt.CompletionService$$anon$2.call(CompletionService.scala:37)
[error] java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[error] java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
[error] java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
[error] java.lang.Thread.run(Thread.java:748)
[error]
[error] stack trace is suppressed; run last Compile / compileIncremental for the full output
[error] (Compile / compileIncremental) java.nio.file.NoSuchFileException: /__w/dotty/dotty/library/src/scala/compiletime/package.scala

Metadata

Metadata

Assignees

No one assigned

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions