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nicolasstucki opened this issue Jan 19, 2021 · 0 comments · Fixed by #12518
Closed

Macros not evaluated within staging.run #11162

nicolasstucki opened this issue Jan 19, 2021 · 0 comments · Fixed by #12518
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@nicolasstucki
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itype:bug

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@nicolasstucki
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Minimized code

import scala.quoted._

object Test {

  given staging.Compiler = staging.Compiler.make(getClass.getClassLoader)

  def main(args: Array[String]): Unit =
    staging.run {
      '{ foo() }
    }

  inline def foo(): Unit = ${ fooExpr() }

  private def fooExpr()(using Quotes): Expr[Unit] = '{ println("foo") }
}

Output

exception while typing scala.quoted.runtime.Expr.splice of class class dotty.tools.dotc.ast.Trees$Ident # -1
exception while typing scala.quoted.runtime.Expr.splice[Unit] of class class dotty.tools.dotc.ast.Trees$TypeApply # -1
exception while typing ${
  {
    def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
      Test.inline$fooExpr()(evidence$2)
    closure($anonfun)
  }
} of class class dotty.tools.dotc.ast.Trees$Apply # -1
exception while typing ${
  {
    def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
      Test.inline$fooExpr()(evidence$2)
    closure($anonfun)
  }
}:Unit of class class dotty.tools.dotc.ast.Trees$Typed # -1
exception while typing ${
  {
    def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
      Test.inline$fooExpr()(evidence$2)
    closure($anonfun)
  }
}:Unit of class class dotty.tools.dotc.ast.Trees$Inlined # -1
exception while typing ${
  {
    def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
      Test.inline$fooExpr()(evidence$2)
    closure($anonfun)
  }
}:Unit of class class dotty.tools.dotc.ast.Trees$Inlined # -1
exception while typing def apply: Any = 
  ${
    {
      def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
        Test.inline$fooExpr()(evidence$2)
      closure($anonfun)
    }
  }:Unit of class class dotty.tools.dotc.ast.Trees$DefDef # -1
exception while typing class Generated$Code$From$Quoted() extends Object() {
  def apply: Any = 
    ${
      {
        def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
          Test.inline$fooExpr()(evidence$2)
        closure($anonfun)
      }
    }:Unit
} of class class dotty.tools.dotc.ast.Trees$TypeDef # -1
exception while typing package _root_ {
  class Generated$Code$From$Quoted() extends Object() {
    def apply: Any = 
      ${
        {
          def $anonfun(using evidence$2: quoted.Quotes): quoted.Expr[Unit] = 
            Test.inline$fooExpr()(evidence$2)
          closure($anonfun)
        }
      }:Unit
  }
} of class class dotty.tools.dotc.ast.Trees$PackageDef # -1
Exception in thread "main" java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at dotty.tools.vulpix.ChildJVMMain.runMain(ChildJVMMain.java:40)
        at dotty.tools.vulpix.ChildJVMMain.main(ChildJVMMain.java:47)
Caused by: class dotty.tools.dotc.reporting.Diagnostic$Error at tests/run-staging/i11152.scala:<226..226>: Illegal reference to `scala.quoted.runtime.Expr.splice`
        at dotty.tools.dotc.report$.error(report.scala:71)
        at dotty.tools.dotc.transform.Erasure$Typer.checkNotErased(Erasure.scala:594)
        at dotty.tools.dotc.transform.Erasure$Typer.typedIdent(Erasure.scala:647)
        at dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2521)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2613)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2799)
        at dotty.tools.dotc.transform.Erasure$Typer.typedTypeApply(Erasure.scala:792)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2571)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2799)
        at dotty.tools.dotc.transform.Erasure$Typer.typedApply(Erasure.scala:814)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2552)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.transform.Erasure$Typer.typedTyped(Erasure.scala:629)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2557)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedInlined(Typer.scala:1697)
        at dotty.tools.dotc.transform.Erasure$Typer.typedInlined(Erasure.scala:876)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2574)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedInlined(Typer.scala:1697)
        at dotty.tools.dotc.transform.Erasure$Typer.typedInlined(Erasure.scala:876)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2574)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2676)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2799)
        at dotty.tools.dotc.typer.Typer.$anonfun$33(Typer.scala:2056)
        at dotty.tools.dotc.typer.PrepareInlineable$.dropInlineIfError(PrepareInlineable.scala:219)
        at dotty.tools.dotc.typer.Typer.typedDefDef(Typer.scala:2056)
        at dotty.tools.dotc.transform.Erasure$Typer.typedDefDef(Erasure.scala:929)
        at dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2529)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2613)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2705)
        at dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2755)
        at dotty.tools.dotc.transform.Erasure$Typer.typedStats(Erasure.scala:1037)
        at dotty.tools.dotc.typer.Typer.typedClassDef(Typer.scala:2202)
        at dotty.tools.dotc.transform.Erasure$Typer.typedClassDef(Erasure.scala:1026)
        at dotty.tools.dotc.typer.Typer.typedTypeOrClassDef$2(Typer.scala:2540)
        at dotty.tools.dotc.typer.Typer.typedNamed$1(Typer.scala:2544)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2613)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.traverse$1(Typer.scala:2705)
        at dotty.tools.dotc.typer.Typer.typedStats(Typer.scala:2755)
        at dotty.tools.dotc.transform.Erasure$Typer.typedStats(Erasure.scala:1037)
        at dotty.tools.dotc.typer.Typer.typedPackageDef(Typer.scala:2337)
        at dotty.tools.dotc.typer.Typer.typedUnnamed$1(Typer.scala:2585)
        at dotty.tools.dotc.typer.Typer.typedUnadapted(Typer.scala:2614)
        at dotty.tools.dotc.typer.ReTyper.typedUnadapted(ReTyper.scala:118)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2679)
        at dotty.tools.dotc.typer.Typer.typed(Typer.scala:2683)
        at dotty.tools.dotc.typer.Typer.typedExpr(Typer.scala:2799)
        at dotty.tools.dotc.transform.Erasure.run(Erasure.scala:124)
        at dotty.tools.dotc.core.Phases$Phase.runOn$$anonfun$1(Phases.scala:300)
        at scala.collection.immutable.List.map(List.scala:246)
        at dotty.tools.dotc.core.Phases$Phase.runOn(Phases.scala:301)
        at dotty.tools.dotc.Run.runPhases$4$$anonfun$4(Run.scala:185)
        at scala.runtime.function.JProcedure1.apply(JProcedure1.java:15)
        at scala.runtime.function.JProcedure1.apply(JProcedure1.java:10)
        at scala.collection.ArrayOps$.foreach$extension(ArrayOps.scala:1323)
        at dotty.tools.dotc.Run.runPhases$5(Run.scala:195)
        at dotty.tools.dotc.Run.compileUnits$$anonfun$1(Run.scala:203)
        at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.scala:18)
        at dotty.tools.dotc.util.Stats$.maybeMonitored(Stats.scala:67)
        at dotty.tools.dotc.Run.compileUnits(Run.scala:210)
        at dotty.tools.dotc.Run.compileUnits(Run.scala:152)
        at scala.quoted.staging.QuoteCompiler$ExprRun.compileExpr(QuoteCompiler.scala:111)
        at scala.quoted.staging.QuoteDriver.run(QuoteDriver.scala:39)
        at scala.quoted.staging.Compiler$$anon$1.run(Compiler.scala:38)
        at scala.quoted.staging.package$.run(staging.scala:19)
        at Test$.main(i11152.scala:11)
        at Test.main(i11152.scala)
        ... 6 more

Expectation

Should evaluate the macro in the Inlining phase.
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Add regression test dotty-staging/dotty
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