Compute nullability for stub types properly

2021-05-11 17:17:37 +03:00
parent afbda75581
commit ee927a15a9
1 changed files with 5 additions and 0 deletions
@@ -303,6 +303,11 @@ public class TypeUtils {
        if (isTypeParameter(type)) {
            return hasNullableSuperType(type);
        }
+        if (type instanceof AbstractStubType) {
+            NewTypeVariableConstructor typeVariableConstructor = (NewTypeVariableConstructor) ((AbstractStubType) type).getOriginalTypeVariable();
+            TypeParameterDescriptor typeParameter = typeVariableConstructor.getOriginalTypeParameter();
+            return typeParameter == null || hasNullableSuperType(typeParameter.getDefaultType());
+        }

        TypeConstructor constructor = type.getConstructor();
        if (constructor instanceof IntersectionTypeConstructor) {