private static String getDescriptorString(@NotNull DeclarationDescriptor descriptor) {
if (descriptor instanceof ClassDescriptor) {
return DescriptorUtils.getFqName(descriptor).asString();
} else if (descriptor instanceof ConstructorDescriptor) {
DeclarationDescriptor containingDeclaration = descriptor.getContainingDeclaration();
assert containingDeclaration != null;
return "constructor for " + containingDeclaration.getName();
} else if (descriptor instanceof PropertyGetterDescriptor) {
return "getter for "
+ ((PropertyGetterDescriptor) descriptor).getCorrespondingProperty().getName();
} else if (descriptor instanceof PropertySetterDescriptor) {
return "setter for "
+ ((PropertySetterDescriptor) descriptor).getCorrespondingProperty().getName();
} else if (descriptor instanceof PropertyDescriptor) {
if (((PropertyDescriptor) descriptor).isVar()) {
return "var " + descriptor.getName();
}
return "val " + descriptor.getName();
} else if (descriptor instanceof FunctionDescriptor) {
return "fun "
+ descriptor.getName()
+ DescriptorRenderer.FQ_NAMES_IN_TYPES.renderFunctionParameters(
(FunctionDescriptor) descriptor);
}
return DescriptorRenderer.FQ_NAMES_IN_TYPES.render(descriptor);
}
private void checkRedeclarationsInPackages(@NotNull TopDownAnalysisContext c) {
for (MutablePackageFragmentDescriptor packageFragment :
Sets.newHashSet(c.getPackageFragments().values())) {
PackageViewDescriptor packageView =
packageFragment.getContainingDeclaration().getPackage(packageFragment.getFqName());
JetScope packageViewScope = packageView.getMemberScope();
Multimap<Name, DeclarationDescriptor> simpleNameDescriptors =
packageFragment.getMemberScope().getDeclaredDescriptorsAccessibleBySimpleName();
for (Name name : simpleNameDescriptors.keySet()) {
// Keep only properties with no receiver
Collection<DeclarationDescriptor> descriptors =
Collections2.filter(
simpleNameDescriptors.get(name),
new Predicate<DeclarationDescriptor>() {
@Override
public boolean apply(@Nullable DeclarationDescriptor descriptor) {
if (descriptor instanceof PropertyDescriptor) {
PropertyDescriptor propertyDescriptor = (PropertyDescriptor) descriptor;
return propertyDescriptor.getReceiverParameter() == null;
}
return true;
}
});
ContainerUtil.addIfNotNull(descriptors, packageViewScope.getPackage(name));
if (descriptors.size() > 1) {
for (DeclarationDescriptor declarationDescriptor : descriptors) {
for (PsiElement declaration : getDeclarationsByDescriptor(declarationDescriptor)) {
assert declaration != null
: "Null declaration for descriptor: "
+ declarationDescriptor
+ " "
+ (declarationDescriptor != null
? DescriptorRenderer.FQ_NAMES_IN_TYPES.render(declarationDescriptor)
: "");
trace.report(
REDECLARATION.on(declaration, declarationDescriptor.getName().asString()));
}
}
}
}
}
}
