diff options
Diffstat (limited to 'compiler/src/dotty/tools/dotc/typer/Typer.scala')
| -rw-r--r-- | compiler/src/dotty/tools/dotc/typer/Typer.scala | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/compiler/src/dotty/tools/dotc/typer/Typer.scala b/compiler/src/dotty/tools/dotc/typer/Typer.scala index 64936e106..9f5a942d6 100644 --- a/compiler/src/dotty/tools/dotc/typer/Typer.scala +++ b/compiler/src/dotty/tools/dotc/typer/Typer.scala @@ -120,15 +120,20 @@ class Typer extends Namer with TypeAssigner with Applications with Implicits wit } else false - /** A symbol qualifies if it really exists. In addition, - * if we are in a constructor of a pattern, we ignore all definitions + /** A symbol qualifies if it really exists and is not a package class. + * In addition, if we are in a constructor of a pattern, we ignore all definitions * which are methods and not accessors (note: if we don't do that * case x :: xs in class List would return the :: method). + * + * Package classes are part of their parent's scope, because otherwise + * we could not reload them via `_.member`. On the other hand, accessing a + * package as a type from source is always an error. */ def qualifies(denot: Denotation): Boolean = - reallyExists(denot) && !( - pt.isInstanceOf[UnapplySelectionProto] && - (denot.symbol is (Method, butNot = Accessor))) + reallyExists(denot) && + !(pt.isInstanceOf[UnapplySelectionProto] && + (denot.symbol is (Method, butNot = Accessor))) && + !(denot.symbol is PackageClass) /** Find the denotation of enclosing `name` in given context `ctx`. * @param previous A denotation that was found in a more deeply nested scope, |