diff options
Diffstat (limited to 'test/files/neg')
-rw-r--r-- | test/files/neg/t7046-2.check | 3 | ||||
-rw-r--r-- | test/files/neg/t7046-2/Macros_1.scala | 15 | ||||
-rw-r--r-- | test/files/neg/t7046-2/Test_2.scala | 14 | ||||
-rw-r--r-- | test/files/neg/t7046.check | 3 | ||||
-rw-r--r-- | test/files/neg/t7046/Macros_1.scala | 15 | ||||
-rw-r--r-- | test/files/neg/t7046/Test_2.scala | 35 |
6 files changed, 85 insertions, 0 deletions
diff --git a/test/files/neg/t7046-2.check b/test/files/neg/t7046-2.check new file mode 100644 index 0000000000..b4efd8b5e9 --- /dev/null +++ b/test/files/neg/t7046-2.check @@ -0,0 +1,3 @@ +error: knownDirectSubclasses of Foo observed before subclass Bar registered +error: knownDirectSubclasses of Foo observed before subclass Baz registered +two errors found diff --git a/test/files/neg/t7046-2/Macros_1.scala b/test/files/neg/t7046-2/Macros_1.scala new file mode 100644 index 0000000000..2a5bf82f62 --- /dev/null +++ b/test/files/neg/t7046-2/Macros_1.scala @@ -0,0 +1,15 @@ +import scala.language.experimental.macros +import scala.reflect.macros.blackbox.Context + +object Macros { + def impl[T](c: Context)(implicit ttag: c.WeakTypeTag[T]): c.Expr[List[String]] = { + import c.universe._; + val ttpe = ttag.tpe + val tsym = ttpe.typeSymbol.asClass + val subclasses = tsym.knownDirectSubclasses.toList.map(_.name.toString) + + c.Expr[List[String]](q"$subclasses") + } + + def knownDirectSubclasses[T]: List[String] = macro impl[T] +} diff --git a/test/files/neg/t7046-2/Test_2.scala b/test/files/neg/t7046-2/Test_2.scala new file mode 100644 index 0000000000..18a2ebcbc2 --- /dev/null +++ b/test/files/neg/t7046-2/Test_2.scala @@ -0,0 +1,14 @@ +object Test extends App { + def nested: Unit = { + val subs = Macros.knownDirectSubclasses[Foo] + assert(subs == List("Bar", "Baz")) + + sealed trait Foo + object Foo { + trait Bar extends Foo + trait Baz extends Foo + } + } + + nested +} diff --git a/test/files/neg/t7046.check b/test/files/neg/t7046.check new file mode 100644 index 0000000000..689520a0aa --- /dev/null +++ b/test/files/neg/t7046.check @@ -0,0 +1,3 @@ +error: knownDirectSubclasses of Foo observed before subclass Local registered +error: knownDirectSubclasses of Foo observed before subclass Riddle registered +two errors found diff --git a/test/files/neg/t7046/Macros_1.scala b/test/files/neg/t7046/Macros_1.scala new file mode 100644 index 0000000000..2a5bf82f62 --- /dev/null +++ b/test/files/neg/t7046/Macros_1.scala @@ -0,0 +1,15 @@ +import scala.language.experimental.macros +import scala.reflect.macros.blackbox.Context + +object Macros { + def impl[T](c: Context)(implicit ttag: c.WeakTypeTag[T]): c.Expr[List[String]] = { + import c.universe._; + val ttpe = ttag.tpe + val tsym = ttpe.typeSymbol.asClass + val subclasses = tsym.knownDirectSubclasses.toList.map(_.name.toString) + + c.Expr[List[String]](q"$subclasses") + } + + def knownDirectSubclasses[T]: List[String] = macro impl[T] +} diff --git a/test/files/neg/t7046/Test_2.scala b/test/files/neg/t7046/Test_2.scala new file mode 100644 index 0000000000..fcb3e46a0f --- /dev/null +++ b/test/files/neg/t7046/Test_2.scala @@ -0,0 +1,35 @@ +object Test extends App { + val subs = Macros.knownDirectSubclasses[Foo] + assert(subs == List("Wibble", "Wobble", "Bar", "Baz")) +} + +sealed trait Foo +object Foo { + trait Wibble extends Foo + case object Wobble extends Foo +} + +trait Bar extends Foo + +object Blah { + type Quux = Foo +} + +import Blah._ + +trait Baz extends Quux + +class Boz[T](t: T) +class Unrelated extends Boz(Test.subs) + +object Enigma { + locally { + // local class not seen + class Local extends Foo + } + + def foo: Unit = { + // local class not seen + class Riddle extends Foo + } +} |