diff options
| -rw-r--r-- | src/compiler/scala/tools/nsc/typechecker/Typers.scala | 7 | ||||
| -rw-r--r-- | test/files/neg/t5882.check | 15 | ||||
| -rw-r--r-- | test/files/neg/t5882.scala | 5 |
3 files changed, 26 insertions, 1 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/Typers.scala b/src/compiler/scala/tools/nsc/typechecker/Typers.scala index 269ab9611a..393cbadc6a 100644 --- a/src/compiler/scala/tools/nsc/typechecker/Typers.scala +++ b/src/compiler/scala/tools/nsc/typechecker/Typers.scala @@ -1385,6 +1385,11 @@ trait Typers extends Modes with Adaptations with Tags { unit.error(clazz.pos, "value class needs to have exactly one public val parameter") } } + body foreach { + case md: ModuleDef => unit.error(md.pos, "value class may not have nested module definitions") + case cd: ClassDef => unit.error(cd.pos, "value class may not have nested class definitions") + case _ => + } for (tparam <- clazz.typeParams) if (tparam hasAnnotation definitions.SpecializedClass) unit.error(tparam.pos, "type parameter of value class may not be specialized") @@ -4531,7 +4536,7 @@ trait Typers extends Modes with Adaptations with Tags { assert(errorContainer == null, "Cannot set ambiguous error twice for identifier") errorContainer = tree } - + val fingerPrint: Long = name.fingerPrint var defSym: Symbol = tree.symbol // the directly found symbol diff --git a/test/files/neg/t5882.check b/test/files/neg/t5882.check new file mode 100644 index 0000000000..df01c7bc0a --- /dev/null +++ b/test/files/neg/t5882.check @@ -0,0 +1,15 @@ +t5882.scala:2: warning: case classes without a parameter list have been deprecated; +use either case objects or case classes with `()' as parameter list. + case class Scope + ^ +t5882.scala:2: error: value class may not have nested class definitions + case class Scope + ^ +t5882.scala:3: error: value class may not have nested class definitions + class Foo + ^ +t5882.scala:4: error: value class may not have nested module definitions + object Bar + ^ +one warning found +three errors found diff --git a/test/files/neg/t5882.scala b/test/files/neg/t5882.scala new file mode 100644 index 0000000000..1233eb636f --- /dev/null +++ b/test/files/neg/t5882.scala @@ -0,0 +1,5 @@ +class NodeOps(val n: Any) extends AnyVal { + case class Scope + class Foo + object Bar +} |