private String doCompareNamespaces(
@NotNull NamespaceDescriptor nsa, @NotNull NamespaceDescriptor nsb) {
StringBuilder sb = new StringBuilder();
Assert.assertEquals(nsa.getName(), nsb.getName());
sb.append("namespace " + nsa.getName() + "\n\n");
Assert.assertTrue(!nsa.getMemberScope().getAllDescriptors().isEmpty());
Set<String> classifierNames = new HashSet<String>();
Set<String> propertyNames = new HashSet<String>();
Set<String> functionNames = new HashSet<String>();
for (DeclarationDescriptor ad : nsa.getMemberScope().getAllDescriptors()) {
if (ad instanceof ClassifierDescriptor) {
classifierNames.add(ad.getName());
} else if (ad instanceof PropertyDescriptor) {
propertyNames.add(ad.getName());
} else if (ad instanceof FunctionDescriptor) {
functionNames.add(ad.getName());
} else {
throw new AssertionError("unknown member: " + ad);
}
}
for (String name : classifierNames) {
ClassifierDescriptor ca = nsa.getMemberScope().getClassifier(name);
ClassifierDescriptor cb = nsb.getMemberScope().getClassifier(name);
Assert.assertTrue(ca != null);
Assert.assertTrue(cb != null);
compareClassifiers(ca, cb, sb);
}
for (String name : propertyNames) {
Set<VariableDescriptor> pa = nsa.getMemberScope().getProperties(name);
Set<VariableDescriptor> pb = nsb.getMemberScope().getProperties(name);
compareDeclarationSets(pa, pb, sb);
Assert.assertTrue(
nsb.getMemberScope().getFunctions(PropertyCodegen.getterName(name)).isEmpty());
Assert.assertTrue(
nsb.getMemberScope().getFunctions(PropertyCodegen.setterName(name)).isEmpty());
}
for (String name : functionNames) {
Set<FunctionDescriptor> fa = nsa.getMemberScope().getFunctions(name);
Set<FunctionDescriptor> fb = nsb.getMemberScope().getFunctions(name);
compareDeclarationSets(fa, fb, sb);
}
return sb.toString();
}
@NotNull
private static FqNameUnsafe getFqNameUnsafe(@NotNull DeclarationDescriptor descriptor) {
DeclarationDescriptor containingDeclaration = descriptor.getContainingDeclaration();
assert containingDeclaration != null
: "Not package/module descriptor doesn't have containing declaration: " + descriptor;
return getFqName(containingDeclaration).child(descriptor.getName());
}
@Override
public void visitClassObject(@NotNull JetClassObject classObject) {
JetObjectDeclaration objectDeclaration = classObject.getObjectDeclaration();
DeclarationDescriptor container = owner.getOwnerForChildren();
MutableClassDescriptor classObjectDescriptor =
createClassDescriptorForSingleton(
objectDeclaration, getClassObjectName(container.getName()), ClassKind.CLASS_OBJECT);
PackageLikeBuilder.ClassObjectStatus status =
isEnumEntry(container)
|| isObject(container)
|| c.getTopDownAnalysisParameters().isDeclaredLocally()
? PackageLikeBuilder.ClassObjectStatus.NOT_ALLOWED
: owner.setClassObjectDescriptor(classObjectDescriptor);
switch (status) {
case DUPLICATE:
trace.report(MANY_CLASS_OBJECTS.on(classObject));
break;
case NOT_ALLOWED:
trace.report(CLASS_OBJECT_NOT_ALLOWED.on(classObject));
break;
case OK:
// Everything is OK so no errors to trace.
break;
}
}
public void checkRedeclarationsInInnerClassNames(@NotNull TopDownAnalysisContext c) {
for (ClassDescriptorWithResolutionScopes classDescriptor : c.getDeclaredClasses().values()) {
if (classDescriptor.getKind() == ClassKind.CLASS_OBJECT) {
// Class objects should be considered during analysing redeclarations in classes
continue;
}
Collection<DeclarationDescriptor> allDescriptors =
classDescriptor.getScopeForMemberLookup().getOwnDeclaredDescriptors();
ClassDescriptorWithResolutionScopes classObj = classDescriptor.getClassObjectDescriptor();
if (classObj != null) {
Collection<DeclarationDescriptor> classObjDescriptors =
classObj.getScopeForMemberLookup().getOwnDeclaredDescriptors();
if (!classObjDescriptors.isEmpty()) {
allDescriptors = Lists.newArrayList(allDescriptors);
allDescriptors.addAll(classObjDescriptors);
}
}
Multimap<Name, DeclarationDescriptor> descriptorMap = HashMultimap.create();
for (DeclarationDescriptor desc : allDescriptors) {
if (desc instanceof ClassDescriptor || desc instanceof PropertyDescriptor) {
descriptorMap.put(desc.getName(), desc);
}
}
reportRedeclarations(descriptorMap);
}
}
private String renderDefaultType(JetType type, boolean shortNamesOnly) {
StringBuilder sb = new StringBuilder();
ClassifierDescriptor cd = type.getConstructor().getDeclarationDescriptor();
Object typeNameObject;
if (cd == null || cd instanceof TypeParameterDescriptor) {
typeNameObject = type.getConstructor();
} else {
if (shortNamesOnly) {
// for nested classes qualified name should be used
typeNameObject = cd.getName();
DeclarationDescriptor parent = cd.getContainingDeclaration();
while (parent instanceof ClassDescriptor) {
typeNameObject = parent.getName() + "." + typeNameObject;
parent = parent.getContainingDeclaration();
}
} else {
typeNameObject = DescriptorUtils.getFQName(cd);
}
}
sb.append(typeNameObject);
if (!type.getArguments().isEmpty()) {
sb.append("<");
appendTypeProjections(sb, type.getArguments(), shortNamesOnly);
sb.append(">");
}
if (type.isNullable()) {
sb.append("?");
}
return sb.toString();
}
@NotNull
public static FqName getFqNameFromTopLevelClass(@NotNull DeclarationDescriptor descriptor) {
DeclarationDescriptor containingDeclaration = descriptor.getContainingDeclaration();
Name name = descriptor.getName();
if (!(containingDeclaration instanceof ClassDescriptor)) {
return FqName.topLevel(name);
}
return getFqNameFromTopLevelClass(containingDeclaration).child(name);
}
@NotNull
protected static Set<String> getDeclarationLabels(
@Nullable PsiElement lambdaOrFun, @NotNull DeclarationDescriptor descriptor) {
Set<String> result = new HashSet<String>();
if (lambdaOrFun != null) {
Name label = LabelResolver.INSTANCE.getLabelNameIfAny(lambdaOrFun);
if (label != null) {
result.add(label.asString());
}
}
if (!isFunctionLiteral(descriptor)) {
if (!descriptor.getName().isSpecial()) {
result.add(descriptor.getName().asString());
}
result.add(InlineCodegenUtil.FIRST_FUN_LABEL);
}
return result;
}
private static String getJvmInternalFQNameImpl(
BindingTrace bindingTrace, DeclarationDescriptor descriptor) {
if (descriptor instanceof FunctionDescriptor) {
throw new IllegalStateException("requested fq name for function: " + descriptor);
}
if (descriptor.getContainingDeclaration() instanceof ModuleDescriptor
|| descriptor instanceof ScriptDescriptor) {
return "";
}
if (descriptor instanceof ModuleDescriptor) {
throw new IllegalStateException("missed something");
}
if (descriptor instanceof ClassDescriptor) {
ClassDescriptor klass = (ClassDescriptor) descriptor;
if (klass.getKind() == ClassKind.OBJECT || klass.getKind() == ClassKind.CLASS_OBJECT) {
if (klass.getContainingDeclaration() instanceof ClassDescriptor) {
ClassDescriptor containingKlass = (ClassDescriptor) klass.getContainingDeclaration();
if (containingKlass.getKind() == ClassKind.ENUM_CLASS) {
return getJvmInternalName(bindingTrace, containingKlass).getInternalName();
} else {
return getJvmInternalName(bindingTrace, containingKlass).getInternalName()
+ JvmAbi.CLASS_OBJECT_SUFFIX;
}
}
}
JvmClassName name = bindingTrace.getBindingContext().get(FQN, descriptor);
if (name != null) {
return name.getInternalName();
}
}
DeclarationDescriptor container = descriptor.getContainingDeclaration();
if (container == null) {
throw new IllegalStateException("descriptor has no container: " + descriptor);
}
Name name = descriptor.getName();
String baseName = getJvmInternalName(bindingTrace, container).getInternalName();
if (!baseName.isEmpty()) {
return baseName
+ (container instanceof NamespaceDescriptor ? "/" : "$")
+ name.getIdentifier();
}
return name.getIdentifier();
}
private void reportRedeclarations(@NotNull Multimap<Name, DeclarationDescriptor> descriptorMap) {
Set<Pair<PsiElement, Name>> redeclarations = Sets.newHashSet();
for (Name name : descriptorMap.keySet()) {
Collection<DeclarationDescriptor> descriptors = descriptorMap.get(name);
if (descriptors.size() > 1) {
// We mustn't compare PropertyDescriptor with PropertyDescriptor because we do this at
// OverloadResolver
for (DeclarationDescriptor descriptor : descriptors) {
if (descriptor instanceof ClassDescriptor) {
for (DeclarationDescriptor descriptor2 : descriptors) {
if (descriptor == descriptor2) {
continue;
}
redeclarations.add(
Pair.create(
BindingContextUtils.classDescriptorToDeclaration(
trace.getBindingContext(), (ClassDescriptor) descriptor),
descriptor.getName()));
if (descriptor2 instanceof PropertyDescriptor) {
redeclarations.add(
Pair.create(
BindingContextUtils.descriptorToDeclaration(
trace.getBindingContext(), descriptor2),
descriptor2.getName()));
}
}
}
}
}
}
for (Pair<PsiElement, Name> redeclaration : redeclarations) {
trace.report(
REDECLARATION.on(redeclaration.getFirst(), redeclaration.getSecond().asString()));
}
}
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()));
}
}
}
}
}
}
@NotNull
private String renderClassName(@NotNull ClassDescriptor klass) {
if (ErrorUtils.isError(klass)) {
return klass.getTypeConstructor().toString();
}
if (shortNames) {
List<Name> qualifiedNameElements = Lists.newArrayList();
// for nested classes qualified name should be used
DeclarationDescriptor current = klass;
do {
if (((ClassDescriptor) current).getKind() != ClassKind.CLASS_OBJECT) {
qualifiedNameElements.add(current.getName());
}
current = current.getContainingDeclaration();
} while (current instanceof ClassDescriptor);
Collections.reverse(qualifiedNameElements);
return renderFqName(qualifiedNameElements);
}
return renderFqName(DescriptorUtils.getFQName(klass));
}
public static boolean isAnonymousObject(@NotNull DeclarationDescriptor descriptor) {
return isClass(descriptor) && descriptor.getName().equals(SpecialNames.NO_NAME_PROVIDED);
}
public void serialize(ClassDescriptor klass) {
if (!klass.getAnnotations().isEmpty()) {
new Serializer(sb).serializeSeparated(klass.getAnnotations(), " ");
sb.append(" ");
}
serialize(klass.getModality());
sb.append(" ");
serialize(klass.getKind());
sb.append(" ");
new Serializer(sb).serialize(klass);
if (!klass.getTypeConstructor().getParameters().isEmpty()) {
sb.append("<");
serializeCommaSeparated(klass.getTypeConstructor().getParameters());
sb.append(">");
}
if (!klass.getTypeConstructor().getSupertypes().isEmpty()) {
sb.append(" : ");
new TypeSerializer(sb)
.serializeCommaSeparated(
new ArrayList<JetType>(klass.getTypeConstructor().getSupertypes()));
}
sb.append(" {\n");
List<TypeProjection> typeArguments = new ArrayList<TypeProjection>();
for (TypeParameterDescriptor param : klass.getTypeConstructor().getParameters()) {
typeArguments.add(new TypeProjection(Variance.INVARIANT, param.getDefaultType()));
}
List<String> memberStrings = new ArrayList<String>();
for (ConstructorDescriptor constructor : klass.getConstructors()) {
StringBuilder constructorSb = new StringBuilder();
new Serializer(constructorSb).serialize(constructor);
memberStrings.add(constructorSb.toString());
}
JetScope memberScope = klass.getMemberScope(typeArguments);
for (DeclarationDescriptor member : memberScope.getAllDescriptors()) {
if (!includeObject) {
if (member
.getName()
.matches("equals|hashCode|finalize|wait|notify(All)?|toString|clone|getClass")) {
continue;
}
}
StringBuilder memberSb = new StringBuilder();
new FullContentSerialier(memberSb).serialize(member);
memberStrings.add(memberSb.toString());
}
Collections.sort(memberStrings, new MemberComparator());
for (String memberString : memberStrings) {
sb.append(indent(memberString));
}
if (klass.getClassObjectDescriptor() != null) {
StringBuilder sbForClassObject = new StringBuilder();
new FullContentSerialier(sbForClassObject).serialize(klass.getClassObjectDescriptor());
sb.append(indent(sbForClassObject.toString()));
}
sb.append("}\n");
}
private void renderName(
@NotNull DeclarationDescriptor descriptor, @NotNull StringBuilder builder) {
builder.append(renderName(descriptor.getName()));
}
protected void renderName(DeclarationDescriptor descriptor, StringBuilder stringBuilder) {
stringBuilder.append(escape(descriptor.getName().getName()));
}