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Add regression test
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Closes #19526

[Cherry-picked 2c32436]
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nicolasstucki authored and WojciechMazur committed Jul 1, 2024
1 parent acc8ef6 commit 5146353
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6 changes: 6 additions & 0 deletions tests/neg-macros/i19526.check
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Cyclic macro dependencies in tests/neg-macros/i19526/Test.scala.
Compilation stopped since no further progress can be made.

To fix this, place macros in one set of files and their callers in another.

Compile with -Xprint-suspension for information.
15 changes: 15 additions & 0 deletions tests/neg-macros/i19526/Macro.scala
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package crash.test

import scala.language.dynamics

import scala.quoted.*

object Export extends Dynamic:
inline def applyDynamic(name: "apply")(inline args: Any*): Stack = ${
applyDynamicImpl('args)
}

def applyDynamicImpl(args: Expr[Seq[Any]])(using Quotes): Expr[Stack] =
import quotes.reflect.*

'{ Stack("", Vector.empty) }
14 changes: 14 additions & 0 deletions tests/neg-macros/i19526/Test.scala
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package crash.test

case class Stack private[crash] (
exports: String,
dependsOn: Vector[Int]
)

trait StackFactory:
val exports: Export.type = Export

def apply(dependsOn: Int*): Stack =
Export().copy(dependsOn = dependsOn.toVector)

// nopos-error
15 changes: 15 additions & 0 deletions tests/pos-macros/i19526b/Macro.scala
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package crash.test

import scala.language.dynamics

import scala.quoted.*

object Export extends Dynamic:
inline def applyDynamic(name: "apply")(inline args: Any*): Stack = ${
applyDynamicImpl('args)
}

def applyDynamicImpl(args: Expr[Seq[Any]])(using Quotes): Expr[Stack] =
import quotes.reflect.*

'{ Stack("", Vector.empty) }
16 changes: 16 additions & 0 deletions tests/pos-macros/i19526b/Test.scala
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package crash.test

case class Stack private[crash] (
exports: String,
dependsOn: Vector[Int]
)

object Stack:
@annotation.publicInBinary
private[crash] def apply(exports: String, dependsOn: Vector[Int]): Stack = new Stack(exports, dependsOn)

trait StackFactory:
val exports: Export.type = Export

def apply(dependsOn: Int*): Stack =
Export().copy(dependsOn = dependsOn.toVector)

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