private void checkAccessors(
@NotNull JetProperty property, @NotNull PropertyDescriptor propertyDescriptor) {
for (JetPropertyAccessor accessor : property.getAccessors()) {
PropertyAccessorDescriptor propertyAccessorDescriptor =
accessor.isGetter() ? propertyDescriptor.getGetter() : propertyDescriptor.getSetter();
assert propertyAccessorDescriptor != null
: "No property accessor descriptor for " + property.getText();
modifiersChecker.checkModifiersForDeclaration(accessor, propertyAccessorDescriptor);
modifiersChecker.reportIllegalModalityModifiers(accessor);
}
JetPropertyAccessor getter = property.getGetter();
PropertyGetterDescriptor getterDescriptor = propertyDescriptor.getGetter();
JetModifierList getterModifierList = getter != null ? getter.getModifierList() : null;
if (getterModifierList != null && getterDescriptor != null) {
Map<JetModifierKeywordToken, ASTNode> nodes =
ModifiersChecker.getNodesCorrespondingToModifiers(
getterModifierList,
Sets.newHashSet(
JetTokens.PUBLIC_KEYWORD,
JetTokens.PROTECTED_KEYWORD,
JetTokens.PRIVATE_KEYWORD,
JetTokens.INTERNAL_KEYWORD));
if (getterDescriptor.getVisibility() != propertyDescriptor.getVisibility()) {
for (ASTNode node : nodes.values()) {
trace.report(Errors.GETTER_VISIBILITY_DIFFERS_FROM_PROPERTY_VISIBILITY.on(node.getPsi()));
}
} else {
for (ASTNode node : nodes.values()) {
trace.report(Errors.REDUNDANT_MODIFIER_IN_GETTER.on(node.getPsi()));
}
}
}
}
@NotNull
private KotlinTypeChecker createTypeChecker(
@NotNull List<TypeParameterDescriptor> firstParameters,
@NotNull List<TypeParameterDescriptor> secondParameters) {
assert firstParameters.size() == secondParameters.size()
: "Should be the same number of type parameters: "
+ firstParameters
+ " vs "
+ secondParameters;
if (firstParameters.isEmpty()) return KotlinTypeChecker.withAxioms(equalityAxioms);
final Map<TypeConstructor, TypeConstructor> matchingTypeConstructors =
new HashMap<TypeConstructor, TypeConstructor>();
for (int i = 0; i < firstParameters.size(); i++) {
matchingTypeConstructors.put(
firstParameters.get(i).getTypeConstructor(),
secondParameters.get(i).getTypeConstructor());
}
return KotlinTypeChecker.withAxioms(
new KotlinTypeChecker.TypeConstructorEquality() {
@Override
public boolean equals(@NotNull TypeConstructor a, @NotNull TypeConstructor b) {
if (equalityAxioms.equals(a, b)) return true;
TypeConstructor img1 = matchingTypeConstructors.get(a);
TypeConstructor img2 = matchingTypeConstructors.get(b);
return (img1 != null && img1.equals(b)) || (img2 != null && img2.equals(a));
}
});
}
private void makePrimitive(@NotNull PrimitiveType primitiveType) {
KotlinType type = getBuiltInTypeByClassName(primitiveType.getTypeName().asString());
KotlinType arrayType = getBuiltInTypeByClassName(primitiveType.getArrayTypeName().asString());
primitiveTypeToArrayKotlinType.put(primitiveType, arrayType);
primitiveKotlinTypeToKotlinArrayType.put(type, arrayType);
kotlinArrayTypeToPrimitiveKotlinType.put(arrayType, type);
}
private void makePrimitive(@NotNull PrimitiveType primitiveType) {
JetType type = getBuiltInTypeByClassName(primitiveType.getTypeName().asString());
JetType arrayType = getBuiltInTypeByClassName(primitiveType.getArrayTypeName().asString());
primitiveTypeToNullableJetType.put(primitiveType, TypeUtils.makeNullable(type));
primitiveTypeToArrayJetType.put(primitiveType, arrayType);
primitiveJetTypeToJetArrayType.put(type, arrayType);
jetArrayTypeToPrimitiveJetType.put(arrayType, type);
}
{
fqNameToPrimitiveType = new HashMap<FqNameUnsafe, PrimitiveType>(0);
arrayClassFqNameToPrimitiveType = new HashMap<FqNameUnsafe, PrimitiveType>(0);
for (PrimitiveType primitiveType : PrimitiveType.values()) {
fqNameToPrimitiveType.put(
fqNameUnsafe(primitiveType.getTypeName().asString()), primitiveType);
arrayClassFqNameToPrimitiveType.put(
fqNameUnsafe(primitiveType.getArrayTypeName().asString()), primitiveType);
}
}
@NotNull
public Map<JetModifierKeywordToken, PsiElement> getTokensCorrespondingToModifiers(
@NotNull JetModifierList modifierList,
@NotNull Collection<JetModifierKeywordToken> possibleModifiers) {
Map<JetModifierKeywordToken, PsiElement> tokens = Maps.newHashMap();
for (JetModifierKeywordToken modifier : possibleModifiers) {
if (modifierList.hasModifier(modifier)) {
tokens.put(modifier, modifierList.getModifier(modifier));
}
}
return tokens;
}
private void putClosureParametersOnStack() {
for (LambdaInfo next : expressionMap.values()) {
activeLambda = next;
codegen.pushClosureOnStack(next.getClassDescriptor(), true, this);
}
activeLambda = null;
}
public void rememberClosure(JetExpression expression, Type type) {
JetExpression lambda = JetPsiUtil.deparenthesize(expression);
assert isInlinableParameterExpression(lambda)
: "Couldn't find inline expression in " + expression.getText();
LambdaInfo info = new LambdaInfo(lambda, typeMapper);
ParameterInfo closureInfo = invocationParamBuilder.addNextParameter(type, true, null);
closureInfo.setLambda(info);
expressionMap.put(closureInfo.getIndex(), info);
}
@NotNull
public KotlinType getArrayElementType(@NotNull KotlinType arrayType) {
if (isArray(arrayType)) {
if (arrayType.getArguments().size() != 1) {
throw new IllegalStateException();
}
return arrayType.getArguments().get(0).getType();
}
KotlinType primitiveType =
kotlinArrayTypeToPrimitiveKotlinType.get(TypeUtils.makeNotNullable(arrayType));
if (primitiveType == null) {
throw new IllegalStateException("not array: " + arrayType);
}
return primitiveType;
}
public void process(@NotNull BodiesResolveContext bodiesResolveContext) {
for (JetFile file : bodiesResolveContext.getFiles()) {
checkModifiersAndAnnotationsInPackageDirective(file);
AnnotationTargetChecker.INSTANCE$.check(file, trace);
}
Map<JetClassOrObject, ClassDescriptorWithResolutionScopes> classes =
bodiesResolveContext.getDeclaredClasses();
for (Map.Entry<JetClassOrObject, ClassDescriptorWithResolutionScopes> entry :
classes.entrySet()) {
JetClassOrObject classOrObject = entry.getKey();
ClassDescriptorWithResolutionScopes classDescriptor = entry.getValue();
checkSupertypesForConsistency(classDescriptor);
checkTypesInClassHeader(classOrObject);
if (classOrObject instanceof JetClass) {
JetClass jetClass = (JetClass) classOrObject;
checkClass(bodiesResolveContext, jetClass, classDescriptor);
descriptorResolver.checkNamesInConstraints(
jetClass, classDescriptor, classDescriptor.getScopeForClassHeaderResolution(), trace);
} else if (classOrObject instanceof JetObjectDeclaration) {
checkObject((JetObjectDeclaration) classOrObject, classDescriptor);
}
checkPrimaryConstructor(classOrObject, classDescriptor);
modifiersChecker.checkModifiersForDeclaration(classOrObject, classDescriptor);
}
Map<JetNamedFunction, SimpleFunctionDescriptor> functions = bodiesResolveContext.getFunctions();
for (Map.Entry<JetNamedFunction, SimpleFunctionDescriptor> entry : functions.entrySet()) {
JetNamedFunction function = entry.getKey();
SimpleFunctionDescriptor functionDescriptor = entry.getValue();
checkFunction(function, functionDescriptor);
modifiersChecker.checkModifiersForDeclaration(function, functionDescriptor);
}
Map<JetProperty, PropertyDescriptor> properties = bodiesResolveContext.getProperties();
for (Map.Entry<JetProperty, PropertyDescriptor> entry : properties.entrySet()) {
JetProperty property = entry.getKey();
PropertyDescriptor propertyDescriptor = entry.getValue();
checkProperty(property, propertyDescriptor);
modifiersChecker.checkModifiersForDeclaration(property, propertyDescriptor);
}
for (Map.Entry<JetSecondaryConstructor, ConstructorDescriptor> entry :
bodiesResolveContext.getSecondaryConstructors().entrySet()) {
ConstructorDescriptor constructorDescriptor = entry.getValue();
JetSecondaryConstructor declaration = entry.getKey();
checkConstructorDeclaration(constructorDescriptor, declaration);
}
}
@NotNull
public JetType getNullablePrimitiveJetType(@NotNull PrimitiveType primitiveType) {
return primitiveTypeToNullableJetType.get(primitiveType);
}
private void checkSupertypeList(
@NotNull ClassDescriptor supertypeOwner,
@NotNull Map<JetTypeReference, JetType> supertypes,
@NotNull JetClassOrObject jetClass) {
Set<TypeConstructor> allowedFinalSupertypes =
getAllowedFinalSupertypes(supertypeOwner, jetClass);
Set<TypeConstructor> typeConstructors = Sets.newHashSet();
boolean classAppeared = false;
for (Map.Entry<JetTypeReference, JetType> entry : supertypes.entrySet()) {
JetTypeReference typeReference = entry.getKey();
JetType supertype = entry.getValue();
boolean addSupertype = true;
ClassDescriptor classDescriptor = TypeUtils.getClassDescriptor(supertype);
if (classDescriptor != null) {
if (ErrorUtils.isError(classDescriptor)) continue;
if (classDescriptor.getKind() != ClassKind.INTERFACE) {
if (supertypeOwner.getKind() == ClassKind.ENUM_CLASS) {
trace.report(CLASS_IN_SUPERTYPE_FOR_ENUM.on(typeReference));
addSupertype = false;
} else if (supertypeOwner.getKind() == ClassKind.INTERFACE
&& !classAppeared
&& !TypesPackage.isDynamic(supertype) /* avoid duplicate diagnostics */) {
trace.report(TRAIT_WITH_SUPERCLASS.on(typeReference));
addSupertype = false;
}
if (classAppeared) {
trace.report(MANY_CLASSES_IN_SUPERTYPE_LIST.on(typeReference));
} else {
classAppeared = true;
}
}
} else {
trace.report(SUPERTYPE_NOT_A_CLASS_OR_TRAIT.on(typeReference));
}
TypeConstructor constructor = supertype.getConstructor();
if (addSupertype && !typeConstructors.add(constructor)) {
trace.report(SUPERTYPE_APPEARS_TWICE.on(typeReference));
}
if (DescriptorUtils.isSingleton(classDescriptor)) {
trace.report(SINGLETON_IN_SUPERTYPE.on(typeReference));
} else if (constructor.isFinal() && !allowedFinalSupertypes.contains(constructor)) {
if (classDescriptor.getModality() == Modality.SEALED) {
DeclarationDescriptor containingDescriptor = supertypeOwner.getContainingDeclaration();
while (containingDescriptor != null && containingDescriptor != classDescriptor) {
containingDescriptor = containingDescriptor.getContainingDeclaration();
}
if (containingDescriptor == null) {
trace.report(SEALED_SUPERTYPE.on(typeReference));
} else {
trace.report(SEALED_SUPERTYPE_IN_LOCAL_CLASS.on(typeReference));
}
} else {
trace.report(FINAL_SUPERTYPE.on(typeReference));
}
}
}
}
@NotNull
public KotlinType getPrimitiveArrayKotlinType(@NotNull PrimitiveType primitiveType) {
return primitiveTypeToArrayKotlinType.get(primitiveType);
}
/** @return {@code null} if not primitive */
@Nullable
public KotlinType getPrimitiveArrayKotlinTypeByPrimitiveKotlinType(
@NotNull KotlinType kotlinType) {
return primitiveKotlinTypeToKotlinArrayType.get(kotlinType);
}
@NotNull
public JetType getPrimitiveArrayJetType(@NotNull PrimitiveType primitiveType) {
return primitiveTypeToArrayJetType.get(primitiveType);
}
/** @return <code>null</code> if not primitive */
@Nullable
public JetType getPrimitiveArrayJetTypeByPrimitiveJetType(@NotNull JetType jetType) {
return primitiveJetTypeToJetArrayType.get(jetType);
}
private void generateClosuresBodies() {
for (LambdaInfo info : expressionMap.values()) {
info.setNode(generateLambdaBody(info));
}
}
@NotNull
private OverrideCompatibilityInfo isOverridableBy(
@NotNull CallableDescriptor superDescriptor,
@NotNull CallableDescriptor subDescriptor,
boolean checkReturnType) {
if (superDescriptor instanceof FunctionDescriptor) {
if (!(subDescriptor instanceof FunctionDescriptor))
return OverrideCompatibilityInfo.memberKindMismatch();
} else if (superDescriptor instanceof PropertyDescriptor) {
if (!(subDescriptor instanceof PropertyDescriptor))
return OverrideCompatibilityInfo.memberKindMismatch();
} else {
throw new IllegalArgumentException(
"This type of CallableDescriptor cannot be checked for overridability: "
+ superDescriptor);
}
// TODO: check outside of this method
if (!superDescriptor.getName().equals(subDescriptor.getName())) {
return OverrideCompatibilityInfo.nameMismatch();
}
OverrideCompatibilityInfo receiverAndParameterResult =
checkReceiverAndParameterCount(superDescriptor, subDescriptor);
if (receiverAndParameterResult != null) {
return receiverAndParameterResult;
}
List<JetType> superValueParameters = compiledValueParameters(superDescriptor);
List<JetType> subValueParameters = compiledValueParameters(subDescriptor);
List<TypeParameterDescriptor> superTypeParameters = superDescriptor.getTypeParameters();
List<TypeParameterDescriptor> subTypeParameters = subDescriptor.getTypeParameters();
if (superTypeParameters.size() != subTypeParameters.size()) {
for (int i = 0; i < superValueParameters.size(); ++i) {
JetType superValueParameterType = getUpperBound(superValueParameters.get(i));
JetType subValueParameterType = getUpperBound(subValueParameters.get(i));
// TODO: compare erasure
if (!JetTypeChecker.DEFAULT.equalTypes(superValueParameterType, subValueParameterType)) {
return OverrideCompatibilityInfo.typeParameterNumberMismatch();
}
}
return OverrideCompatibilityInfo.valueParameterTypeMismatch(
null, null, OverrideCompatibilityInfo.Result.CONFLICT);
}
final Map<TypeConstructor, TypeConstructor> matchingTypeConstructors =
new HashMap<TypeConstructor, TypeConstructor>();
for (int i = 0, typeParametersSize = superTypeParameters.size(); i < typeParametersSize; i++) {
TypeParameterDescriptor superTypeParameter = superTypeParameters.get(i);
TypeParameterDescriptor subTypeParameter = subTypeParameters.get(i);
matchingTypeConstructors.put(
superTypeParameter.getTypeConstructor(), subTypeParameter.getTypeConstructor());
}
JetTypeChecker.TypeConstructorEquality localEqualityAxioms =
new JetTypeChecker.TypeConstructorEquality() {
@Override
public boolean equals(@NotNull TypeConstructor a, @NotNull TypeConstructor b) {
if (equalityAxioms.equals(a, b)) return true;
TypeConstructor img1 = matchingTypeConstructors.get(a);
TypeConstructor img2 = matchingTypeConstructors.get(b);
if (!(img1 != null && img1.equals(b)) && !(img2 != null && img2.equals(a))) {
return false;
}
return true;
}
};
for (int i = 0, typeParametersSize = superTypeParameters.size(); i < typeParametersSize; i++) {
TypeParameterDescriptor superTypeParameter = superTypeParameters.get(i);
TypeParameterDescriptor subTypeParameter = subTypeParameters.get(i);
if (!areTypesEquivalent(
superTypeParameter.getUpperBoundsAsType(),
subTypeParameter.getUpperBoundsAsType(),
localEqualityAxioms)) {
return OverrideCompatibilityInfo.boundsMismatch(superTypeParameter, subTypeParameter);
}
}
for (int i = 0, unsubstitutedValueParametersSize = superValueParameters.size();
i < unsubstitutedValueParametersSize;
i++) {
JetType superValueParameter = superValueParameters.get(i);
JetType subValueParameter = subValueParameters.get(i);
if (!areTypesEquivalent(superValueParameter, subValueParameter, localEqualityAxioms)) {
return OverrideCompatibilityInfo.valueParameterTypeMismatch(
superValueParameter, subValueParameter, INCOMPATIBLE);
}
}
if (checkReturnType) {
JetType superReturnType = superDescriptor.getReturnType();
JetType subReturnType = subDescriptor.getReturnType();
if (superReturnType != null && subReturnType != null) {
boolean bothErrors = subReturnType.isError() && superReturnType.isError();
if (!bothErrors
&& !JetTypeChecker.withAxioms(localEqualityAxioms)
.isSubtypeOf(subReturnType, superReturnType)) {
return OverrideCompatibilityInfo.returnTypeMismatch(superReturnType, subReturnType);
}
}
}
for (ExternalOverridabilityCondition externalCondition : EXTERNAL_CONDITIONS) {
if (!externalCondition.isOverridable(superDescriptor, subDescriptor)) {
return OverrideCompatibilityInfo.externalConditionFailed(externalCondition.getClass());
}
}
return OverrideCompatibilityInfo.success();
}
public void generateAndInsertFinallyBlocks(
@NotNull MethodNode intoNode,
@NotNull List<MethodInliner.PointForExternalFinallyBlocks> insertPoints,
int offsetForFinallyLocalVar) {
if (!codegen.hasFinallyBlocks()) return;
Map<AbstractInsnNode, MethodInliner.PointForExternalFinallyBlocks> extensionPoints =
new HashMap<AbstractInsnNode, MethodInliner.PointForExternalFinallyBlocks>();
for (MethodInliner.PointForExternalFinallyBlocks insertPoint : insertPoints) {
extensionPoints.put(insertPoint.beforeIns, insertPoint);
}
DefaultProcessor processor = new DefaultProcessor(intoNode, offsetForFinallyLocalVar);
int curFinallyDepth = 0;
AbstractInsnNode curInstr = intoNode.instructions.getFirst();
while (curInstr != null) {
processor.processInstruction(curInstr, true);
if (InlineCodegenUtil.isFinallyStart(curInstr)) {
// TODO depth index calc could be more precise
curFinallyDepth = getConstant(curInstr.getPrevious());
}
MethodInliner.PointForExternalFinallyBlocks extension = extensionPoints.get(curInstr);
if (extension != null) {
Label start = new Label();
MethodNode finallyNode = InlineCodegenUtil.createEmptyMethodNode();
finallyNode.visitLabel(start);
ExpressionCodegen finallyCodegen =
new ExpressionCodegen(
finallyNode,
codegen.getFrameMap(),
codegen.getReturnType(),
codegen.getContext(),
codegen.getState(),
codegen.getParentCodegen());
finallyCodegen.addBlockStackElementsForNonLocalReturns(
codegen.getBlockStackElements(), curFinallyDepth);
FrameMap frameMap = finallyCodegen.getFrameMap();
FrameMap.Mark mark = frameMap.mark();
while (frameMap.getCurrentSize() < processor.getNextFreeLocalIndex()) {
frameMap.enterTemp(Type.INT_TYPE);
}
finallyCodegen.generateFinallyBlocksIfNeeded(
extension.returnType, extension.finallyIntervalEnd.getLabel());
// Exception table for external try/catch/finally blocks will be generated in original
// codegen after exiting this method
InlineCodegenUtil.insertNodeBefore(finallyNode, intoNode, curInstr);
SimpleInterval splitBy =
new SimpleInterval((LabelNode) start.info, extension.finallyIntervalEnd);
processor.getTryBlocksMetaInfo().splitCurrentIntervals(splitBy, true);
// processor.getLocalVarsMetaInfo().splitAndRemoveIntervalsFromCurrents(splitBy);
mark.dropTo();
}
curInstr = curInstr.getNext();
}
processor.substituteTryBlockNodes(intoNode);
// processor.substituteLocalVarTable(intoNode);
}