public void process(@NotNull BodiesResolveContext bodiesResolveContext) {
for (JetFile file : bodiesResolveContext.getFiles()) {
checkDeclarationContainer(file);
}
for (JetClass aClass : bodiesResolveContext.getClasses().keySet()) {
if (!bodiesResolveContext.completeAnalysisNeeded(aClass)) continue;
checkDeclarationContainer(aClass);
}
for (JetObjectDeclaration objectDeclaration : bodiesResolveContext.getObjects().keySet()) {
if (!bodiesResolveContext.completeAnalysisNeeded(objectDeclaration)) continue;
checkDeclarationContainer(objectDeclaration);
}
for (Map.Entry<JetNamedFunction, SimpleFunctionDescriptor> entry :
bodiesResolveContext.getFunctions().entrySet()) {
JetNamedFunction function = entry.getKey();
SimpleFunctionDescriptor functionDescriptor = entry.getValue();
if (!bodiesResolveContext.completeAnalysisNeeded(function)) continue;
final JetType expectedReturnType =
!function.hasBlockBody() && !function.hasDeclaredReturnType()
? NO_EXPECTED_TYPE
: functionDescriptor.getReturnType();
checkFunction(function, expectedReturnType);
}
for (Map.Entry<JetProperty, PropertyDescriptor> entry :
bodiesResolveContext.getProperties().entrySet()) {
JetProperty property = entry.getKey();
if (!bodiesResolveContext.completeAnalysisNeeded(property)) continue;
PropertyDescriptor propertyDescriptor = entry.getValue();
checkProperty(property, propertyDescriptor);
}
}
@Override
public void processQuery(
@NotNull ReferencesSearch.SearchParameters queryParameters,
@NotNull Processor<PsiReference> consumer) {
PsiElement element = queryParameters.getElementToSearch();
if (element instanceof JetClass) {
processJetClassOrObject((JetClass) element, queryParameters);
} else if (element instanceof JetNamedFunction) {
final JetNamedFunction function = (JetNamedFunction) element;
String name = function.getName();
if (name != null) {
PsiMethod method =
ApplicationManager.getApplication()
.runReadAction(
new Computable<PsiMethod>() {
@Override
public PsiMethod compute() {
return LightClassUtil.getLightClassMethod(function);
}
});
searchMethod(queryParameters, method);
}
} else if (element instanceof JetProperty) {
final JetProperty property = (JetProperty) element;
LightClassUtil.PropertyAccessorsPsiMethods propertyMethods =
ApplicationManager.getApplication()
.runReadAction(
new Computable<LightClassUtil.PropertyAccessorsPsiMethods>() {
@Override
public LightClassUtil.PropertyAccessorsPsiMethods compute() {
return LightClassUtil.getLightClassPropertyMethods(property);
}
});
searchMethod(queryParameters, propertyMethods.getGetter());
searchMethod(queryParameters, propertyMethods.getSetter());
} else if (element instanceof JetObjectDeclarationName) {
PsiElement parent = element.getParent();
if (parent instanceof JetObjectDeclaration) {
processJetClassOrObject((JetObjectDeclaration) parent, queryParameters);
}
}
}
@Override
public void visitNamedFunction(JetNamedFunction function) {
FunctionDescriptor functionDescriptor =
(FunctionDescriptor) bindingContext.get(DECLARATION_TO_DESCRIPTOR, function);
// working around a problem with shallow analysis
if (functionDescriptor == null) return;
DeclarationDescriptor containingDeclaration = functionDescriptor.getContainingDeclaration();
if (containingDeclaration instanceof ClassDescriptor) {
nameStack.push(peekFromStack(nameStack) + '$' + function.getName());
super.visitNamedFunction(function);
nameStack.pop();
} else if (containingDeclaration instanceof NamespaceDescriptor) {
String peek = peekFromStack(nameStack);
if (peek.isEmpty()) {
peek = JvmAbi.PACKAGE_CLASS;
} else {
peek += "/" + JvmAbi.PACKAGE_CLASS;
}
nameStack.push(peek + '$' + function.getName());
super.visitNamedFunction(function);
nameStack.pop();
} else {
String name = inventAnonymousClassName(function);
ClassDescriptor classDescriptor = recordClassForFunction(functionDescriptor);
recordClosure(
bindingTrace,
function,
classDescriptor,
peekFromStack(classStack),
JvmClassName.byInternalName(name),
true);
classStack.push(classDescriptor);
nameStack.push(name);
super.visitNamedFunction(function);
nameStack.pop();
classStack.pop();
}
}
public AlternativeMethodSignatureData(
@NotNull ExternalAnnotationResolver externalAnnotationResolver,
@NotNull JavaMethod method,
@Nullable JetType receiverType,
@NotNull Project project,
@NotNull List<ValueParameterDescriptor> valueParameters,
@Nullable JetType originalReturnType,
@NotNull List<TypeParameterDescriptor> methodTypeParameters,
boolean hasSuperMethods) {
String signature = SignaturesUtil.getKotlinSignature(externalAnnotationResolver, method);
if (signature == null) {
setAnnotated(false);
altFunDeclaration = null;
return;
}
if (receiverType != null) {
throw new UnsupportedOperationException(
"Alternative annotations for extension functions are not supported yet");
}
setAnnotated(true);
altFunDeclaration = JetPsiFactory.createFunction(project, signature);
originalToAltTypeParameters =
DescriptorResolverUtils.recreateTypeParametersAndReturnMapping(methodTypeParameters, null);
try {
checkForSyntaxErrors(altFunDeclaration);
checkEqualFunctionNames(altFunDeclaration, method);
computeTypeParameters(methodTypeParameters);
computeValueParameters(valueParameters);
if (originalReturnType != null) {
altReturnType =
computeReturnType(
originalReturnType,
altFunDeclaration.getReturnTypeRef(),
originalToAltTypeParameters);
}
if (hasSuperMethods) {
checkParameterAndReturnTypesForOverridingMethods(
valueParameters, methodTypeParameters, originalReturnType);
}
} catch (AlternativeSignatureMismatchException e) {
setError(e.getMessage());
}
}
private void computeTypeParameters(List<TypeParameterDescriptor> typeParameters) {
if (typeParameters.size() != altFunDeclaration.getTypeParameters().size()) {
throw new AlternativeSignatureMismatchException(
"Method signature has %d type parameters, but alternative signature has %d",
typeParameters.size(), altFunDeclaration.getTypeParameters().size());
}
altTypeParameters = new ArrayList<TypeParameterDescriptor>();
for (int i = 0, size = typeParameters.size(); i < size; i++) {
TypeParameterDescriptor originalTypeParamDescriptor = typeParameters.get(i);
TypeParameterDescriptorImpl altParamDescriptor =
originalToAltTypeParameters.get(originalTypeParamDescriptor);
JetTypeParameter altTypeParameter = altFunDeclaration.getTypeParameters().get(i);
int upperBoundIndex = 0;
for (JetType upperBound : originalTypeParamDescriptor.getUpperBounds()) {
JetTypeElement altTypeElement;
if (upperBoundIndex == 0) {
JetTypeReference extendsBound = altTypeParameter.getExtendsBound();
if (extendsBound == null) { // default upper bound
assert originalTypeParamDescriptor.getUpperBounds().size() == 1;
altParamDescriptor.addDefaultUpperBound();
break;
} else {
altTypeElement = extendsBound.getTypeElement();
}
} else {
JetTypeConstraint constraint =
findTypeParameterConstraint(
altFunDeclaration, originalTypeParamDescriptor.getName(), upperBoundIndex);
if (constraint == null) {
throw new AlternativeSignatureMismatchException(
"Upper bound #%d for type parameter %s is missing",
upperBoundIndex, originalTypeParamDescriptor.getName());
}
//noinspection ConstantConditions
altTypeElement = constraint.getBoundTypeReference().getTypeElement();
}
assert (altTypeElement != null);
altParamDescriptor.addUpperBound(
TypeTransformingVisitor.computeType(
altTypeElement, upperBound,
originalToAltTypeParameters, UPPER_BOUND));
upperBoundIndex++;
}
if (findTypeParameterConstraint(
altFunDeclaration, originalTypeParamDescriptor.getName(), upperBoundIndex)
!= null) {
throw new AlternativeSignatureMismatchException(
"Extra upper bound #%d for type parameter %s",
upperBoundIndex, originalTypeParamDescriptor.getName());
}
altParamDescriptor.setInitialized();
altTypeParameters.add(altParamDescriptor);
}
}
private void computeValueParameters(
@NotNull List<ValueParameterDescriptor> parameterDescriptors) {
if (parameterDescriptors.size() != altFunDeclaration.getValueParameters().size()) {
throw new AlternativeSignatureMismatchException(
"Method signature has %d value parameters, but alternative signature has %d",
parameterDescriptors.size(), altFunDeclaration.getValueParameters().size());
}
List<ValueParameterDescriptor> altParamDescriptors = new ArrayList<ValueParameterDescriptor>();
for (int i = 0, size = parameterDescriptors.size(); i < size; i++) {
ValueParameterDescriptor originalParameterDescriptor = parameterDescriptors.get(i);
JetParameter annotationValueParameter = altFunDeclaration.getValueParameters().get(i);
//noinspection ConstantConditions
JetTypeElement alternativeTypeElement =
annotationValueParameter.getTypeReference().getTypeElement();
assert alternativeTypeElement != null;
JetType alternativeType;
JetType alternativeVarargElementType;
JetType originalParamVarargElementType = originalParameterDescriptor.getVarargElementType();
if (originalParamVarargElementType == null) {
if (annotationValueParameter.isVarArg()) {
throw new AlternativeSignatureMismatchException(
"Parameter in method signature is not vararg, but in alternative signature it is vararg");
}
alternativeType =
TypeTransformingVisitor.computeType(
alternativeTypeElement,
originalParameterDescriptor.getType(),
originalToAltTypeParameters,
MEMBER_SIGNATURE_CONTRAVARIANT);
alternativeVarargElementType = null;
} else {
if (!annotationValueParameter.isVarArg()) {
throw new AlternativeSignatureMismatchException(
"Parameter in method signature is vararg, but in alternative signature it is not");
}
alternativeVarargElementType =
TypeTransformingVisitor.computeType(
alternativeTypeElement, originalParamVarargElementType,
originalToAltTypeParameters, MEMBER_SIGNATURE_CONTRAVARIANT);
alternativeType = KotlinBuiltIns.getInstance().getArrayType(alternativeVarargElementType);
}
Name altName = annotationValueParameter.getNameAsName();
altParamDescriptors.add(
new ValueParameterDescriptorImpl(
originalParameterDescriptor.getContainingDeclaration(),
null,
originalParameterDescriptor.getIndex(),
originalParameterDescriptor.getAnnotations(),
altName != null ? altName : originalParameterDescriptor.getName(),
alternativeType,
originalParameterDescriptor.declaresDefaultValue(),
alternativeVarargElementType));
}
altValueParameters = altParamDescriptors;
}
@NotNull
public Collection<FunctionDescriptor> getTopLevelFunctionDescriptorsByName(
@NotNull String name,
@NotNull JetSimpleNameExpression expression,
@NotNull ResolveSession resolveSession,
@NotNull GlobalSearchScope scope) {
// name parameter can differ from expression.getReferenceName() when expression contains
// completion suffix
Name referenceName =
expression.getIdentifier() == null
? JetPsiUtil.getConventionName(expression)
: Name.identifier(name);
if (referenceName == null || referenceName.toString().isEmpty()) {
return Collections.emptyList();
}
BindingContext context = ResolveSessionUtils.resolveToExpression(resolveSession, expression);
JetScope jetScope = context.get(BindingContext.RESOLUTION_SCOPE, expression);
if (jetScope == null) {
return Collections.emptyList();
}
Set<FunctionDescriptor> result = Sets.newHashSet();
Collection<PsiMethod> topLevelFunctionPrototypes =
JetFromJavaDescriptorHelper.getTopLevelFunctionPrototypesByName(
referenceName.getName(), project, scope);
for (PsiMethod method : topLevelFunctionPrototypes) {
FqName functionFQN = JetFromJavaDescriptorHelper.getJetTopLevelDeclarationFQN(method);
if (functionFQN != null) {
JetImportDirective importDirective =
JetPsiFactory.createImportDirective(project, new ImportPath(functionFQN, false));
Collection<? extends DeclarationDescriptor> declarationDescriptors =
new QualifiedExpressionResolver()
.analyseImportReference(
importDirective,
jetScope,
new BindingTraceContext(),
resolveSession.getModuleConfiguration());
for (DeclarationDescriptor declarationDescriptor : declarationDescriptors) {
if (declarationDescriptor instanceof FunctionDescriptor) {
result.add((FunctionDescriptor) declarationDescriptor);
}
}
}
}
Set<FqName> affectedPackages = Sets.newHashSet();
Collection<JetNamedFunction> jetNamedFunctions =
JetShortFunctionNameIndex.getInstance().get(referenceName.getName(), project, scope);
for (JetNamedFunction jetNamedFunction : jetNamedFunctions) {
PsiFile containingFile = jetNamedFunction.getContainingFile();
if (containingFile instanceof JetFile) {
JetFile jetFile = (JetFile) containingFile;
String packageName = jetFile.getPackageName();
if (packageName != null) {
affectedPackages.add(new FqName(packageName));
}
}
}
for (FqName affectedPackage : affectedPackages) {
NamespaceDescriptor packageDescriptor =
resolveSession.getPackageDescriptorByFqName(affectedPackage);
assert packageDescriptor != null
: "There's a function in stub index with invalid package: " + affectedPackage;
JetScope memberScope = packageDescriptor.getMemberScope();
result.addAll(memberScope.getFunctions(referenceName));
}
return result;
}