@NotNull
private static ClassKind getClassKind(@NotNull JetClass jetClass) {
if (jetClass.isTrait()) return ClassKind.TRAIT;
if (jetClass.isAnnotation()) return ClassKind.ANNOTATION_CLASS;
if (jetClass.isEnum()) return ClassKind.ENUM_CLASS;
return ClassKind.CLASS;
}
@NotNull
private MutableClassDescriptor createClassDescriptorForClass(
@NotNull JetClass klass, @NotNull DeclarationDescriptor containingDeclaration) {
ClassKind kind = getClassKind(klass);
// Kind check is needed in order to not consider enums as inner in any case
// (otherwise it would be impossible to create a class object in the enum)
boolean isInner = kind == ClassKind.CLASS && klass.isInner();
MutableClassDescriptor mutableClassDescriptor =
new MutableClassDescriptor(
containingDeclaration,
outerScope,
kind,
isInner,
JetPsiUtil.safeName(klass.getName()));
c.getClasses().put(klass, mutableClassDescriptor);
trace.record(
FQNAME_TO_CLASS_DESCRIPTOR, JetPsiUtil.getUnsafeFQName(klass), mutableClassDescriptor);
createClassObjectForEnumClass(mutableClassDescriptor);
JetScope classScope = mutableClassDescriptor.getScopeForMemberDeclarationResolution();
prepareForDeferredCall(classScope, mutableClassDescriptor, klass);
return mutableClassDescriptor;
}
private void resolvePropertyDeclarationBodies(@NotNull BodiesResolveContext c) {
// Member properties
Set<JetProperty> processed = Sets.newHashSet();
for (Map.Entry<JetClassOrObject, ClassDescriptorWithResolutionScopes> entry :
c.getDeclaredClasses().entrySet()) {
if (!(entry.getKey() instanceof JetClass)) continue;
JetClass jetClass = (JetClass) entry.getKey();
ClassDescriptorWithResolutionScopes classDescriptor = entry.getValue();
for (JetProperty property : jetClass.getProperties()) {
PropertyDescriptor propertyDescriptor = c.getProperties().get(property);
assert propertyDescriptor != null;
resolveProperty(
c,
classDescriptor.getScopeForMemberDeclarationResolution(),
property,
propertyDescriptor);
processed.add(property);
}
}
// Top-level properties & properties of objects
for (Map.Entry<JetProperty, PropertyDescriptor> entry : c.getProperties().entrySet()) {
JetProperty property = entry.getKey();
if (processed.contains(property)) continue;
PropertyDescriptor propertyDescriptor = entry.getValue();
resolveProperty(c, null, property, propertyDescriptor);
}
}
private void checkSealedModifiers(JetClass aClass) {
if (aClass.hasModifier(JetTokens.OPEN_KEYWORD)) {
trace.report(OPEN_MODIFIER_IN_SEALED.on(aClass));
}
if (aClass.hasModifier(JetTokens.FINAL_KEYWORD)) {
trace.report(FINAL_MODIFIER_IN_SEALED.on(aClass));
}
if (aClass.hasModifier(JetTokens.ABSTRACT_KEYWORD)) {
trace.report(ABSTRACT_MODIFIER_IN_SEALED.on(aClass));
}
}
private void checkEnumModifiers(JetClass aClass) {
if (aClass.hasModifier(JetTokens.OPEN_KEYWORD)) {
trace.report(OPEN_MODIFIER_IN_ENUM.on(aClass));
}
if (aClass.hasModifier(JetTokens.ABSTRACT_KEYWORD)) {
trace.report(ABSTRACT_MODIFIER_IN_ENUM.on(aClass));
}
if (aClass.hasModifier(JetTokens.SEALED_KEYWORD)) {
trace.report(SEALED_MODIFIER_IN_ENUM.on(aClass));
}
}
private void checkNestedClassAllowed(
@NotNull JetModifierListOwner modifierListOwner,
@NotNull DeclarationDescriptor descriptor) {
if (modifierListOwner.hasModifier(INNER_KEYWORD)) return;
if (modifierListOwner instanceof JetClass && !(modifierListOwner instanceof JetEnumEntry)) {
JetClass aClass = (JetClass) modifierListOwner;
boolean localEnumError = aClass.isLocal() && aClass.isEnum();
if (!localEnumError && isIllegalNestedClass(descriptor)) {
trace.report(NESTED_CLASS_NOT_ALLOWED.on(aClass));
}
}
}
private void resolvePropertyDeclarationBodies() {
// Member properties
Set<JetProperty> processed = Sets.newHashSet();
for (Map.Entry<JetClass, MutableClassDescriptor> entry : context.getClasses().entrySet()) {
JetClass jetClass = entry.getKey();
if (!context.completeAnalysisNeeded(jetClass)) continue;
MutableClassDescriptor classDescriptor = entry.getValue();
for (JetProperty property : jetClass.getProperties()) {
final PropertyDescriptor propertyDescriptor = this.context.getProperties().get(property);
assert propertyDescriptor != null;
computeDeferredType(propertyDescriptor.getReturnType());
JetExpression initializer = property.getInitializer();
if (initializer != null) {
ConstructorDescriptor primaryConstructor =
classDescriptor.getUnsubstitutedPrimaryConstructor();
if (primaryConstructor != null) {
JetScope declaringScopeForPropertyInitializer =
this.context.getDeclaringScopes().get(property);
resolvePropertyInitializer(
property, propertyDescriptor, initializer, declaringScopeForPropertyInitializer);
}
}
resolvePropertyAccessors(property, propertyDescriptor);
processed.add(property);
}
}
// Top-level properties & properties of objects
for (Map.Entry<JetProperty, PropertyDescriptor> entry :
this.context.getProperties().entrySet()) {
JetProperty property = entry.getKey();
if (!context.completeAnalysisNeeded(property)) continue;
if (processed.contains(property)) continue;
final PropertyDescriptor propertyDescriptor = entry.getValue();
computeDeferredType(propertyDescriptor.getReturnType());
JetScope declaringScope = this.context.getDeclaringScopes().get(property);
JetExpression initializer = property.getInitializer();
if (initializer != null) {
resolvePropertyInitializer(property, propertyDescriptor, initializer, declaringScope);
}
resolvePropertyAccessors(property, propertyDescriptor);
}
}
private void resolvePrimaryConstructorParameters() {
for (Map.Entry<JetClass, MutableClassDescriptor> entry : context.getClasses().entrySet()) {
JetClass klass = entry.getKey();
MutableClassDescriptor classDescriptor = entry.getValue();
ConstructorDescriptor unsubstitutedPrimaryConstructor =
classDescriptor.getUnsubstitutedPrimaryConstructor();
if (unsubstitutedPrimaryConstructor != null) {
checkDefaultParameterValues(
klass.getPrimaryConstructorParameters(),
unsubstitutedPrimaryConstructor.getValueParameters(),
classDescriptor.getScopeForInitializers());
}
}
}
private void checkValOnAnnotationParameter(JetClass aClass) {
for (JetParameter parameter : aClass.getPrimaryConstructorParameters()) {
if (!parameter.hasValOrVar()) {
trace.report(MISSING_VAL_ON_ANNOTATION_PARAMETER.on(parameter));
}
}
}
private void processPrimaryConstructor(
@NotNull TopDownAnalysisContext c,
@NotNull MutableClassDescriptor classDescriptor,
@NotNull JetClass klass) {
// TODO : not all the parameters are real properties
JetScope memberScope = classDescriptor.getScopeForClassHeaderResolution();
ConstructorDescriptor constructorDescriptor =
descriptorResolver.resolvePrimaryConstructorDescriptor(
memberScope, classDescriptor, klass, trace);
if (constructorDescriptor != null) {
List<ValueParameterDescriptor> valueParameterDescriptors =
constructorDescriptor.getValueParameters();
List<JetParameter> primaryConstructorParameters = klass.getPrimaryConstructorParameters();
assert valueParameterDescriptors.size() == primaryConstructorParameters.size();
List<ValueParameterDescriptor> notProperties = new ArrayList<ValueParameterDescriptor>();
for (ValueParameterDescriptor valueParameterDescriptor : valueParameterDescriptors) {
JetParameter parameter =
primaryConstructorParameters.get(valueParameterDescriptor.getIndex());
if (parameter.getValOrVarNode() != null) {
PropertyDescriptor propertyDescriptor =
descriptorResolver.resolvePrimaryConstructorParameterToAProperty(
classDescriptor, valueParameterDescriptor, memberScope, parameter, trace);
classDescriptor.getBuilder().addPropertyDescriptor(propertyDescriptor);
c.getPrimaryConstructorParameterProperties().put(parameter, propertyDescriptor);
} else {
notProperties.add(valueParameterDescriptor);
}
}
if (classDescriptor.getKind() != ClassKind.TRAIT) {
classDescriptor.setPrimaryConstructor(constructorDescriptor);
classDescriptor.addConstructorParametersToInitializersScope(notProperties);
}
}
}
private void checkTypesInClassHeader(@NotNull JetClassOrObject classOrObject) {
for (JetDelegationSpecifier delegationSpecifier : classOrObject.getDelegationSpecifiers()) {
checkBoundsForTypeInClassHeader(delegationSpecifier.getTypeReference());
}
if (!(classOrObject instanceof JetClass)) return;
JetClass jetClass = (JetClass) classOrObject;
for (JetTypeParameter jetTypeParameter : jetClass.getTypeParameters()) {
checkBoundsForTypeInClassHeader(jetTypeParameter.getExtendsBound());
checkFinalUpperBounds(jetTypeParameter.getExtendsBound());
}
for (JetTypeConstraint constraint : jetClass.getTypeConstraints()) {
checkBoundsForTypeInClassHeader(constraint.getBoundTypeReference());
checkFinalUpperBounds(constraint.getBoundTypeReference());
}
}
private void checkClass(
BodiesResolveContext c,
JetClass aClass,
ClassDescriptorWithResolutionScopes classDescriptor) {
checkOpenMembers(classDescriptor);
checkTypeParameters(aClass);
if (aClass.isInterface()) {
ASTNode traitKeyword = aClass.getNode().findChildByType(JetTokens.TRAIT_KEYWORD);
if (traitKeyword != null) {
trace.report(Errors.DEPRECATED_TRAIT_KEYWORD.on(traitKeyword.getPsi()));
}
checkTraitModifiers(aClass);
checkConstructorInTrait(aClass);
} else if (aClass.isAnnotation()) {
checkAnnotationClassWithBody(aClass);
checkValOnAnnotationParameter(aClass);
} else if (aClass.isEnum()) {
checkEnumModifiers(aClass);
if (aClass.isLocal()) {
trace.report(LOCAL_ENUM_NOT_ALLOWED.on(aClass, classDescriptor));
}
} else if (aClass.hasModifier(JetTokens.SEALED_KEYWORD)) {
checkSealedModifiers(aClass);
} else if (aClass instanceof JetEnumEntry) {
checkEnumEntry((JetEnumEntry) aClass, classDescriptor);
}
}
public void resolveConstructorParameterDefaultValuesAndAnnotations(
@NotNull DataFlowInfo outerDataFlowInfo,
@NotNull BindingTrace trace,
@NotNull JetClass klass,
@NotNull ConstructorDescriptor constructorDescriptor,
@NotNull LexicalScope declaringScope) {
List<JetParameter> valueParameters = klass.getPrimaryConstructorParameters();
List<ValueParameterDescriptor> valueParameterDescriptors =
constructorDescriptor.getValueParameters();
LexicalScope scope =
getPrimaryConstructorParametersScope(declaringScope, constructorDescriptor);
valueParameterResolver.resolveValueParameters(
valueParameters, valueParameterDescriptors, scope, outerDataFlowInfo, trace);
}
private void checkTraitModifiers(JetClass aClass) {
reportErrorIfHasIllegalModifier(aClass);
JetModifierList modifierList = aClass.getModifierList();
if (modifierList == null) return;
if (modifierList.hasModifier(JetTokens.FINAL_KEYWORD)) {
trace.report(Errors.TRAIT_CAN_NOT_BE_FINAL.on(aClass));
}
if (modifierList.hasModifier(JetTokens.SEALED_KEYWORD)) {
trace.report(Errors.TRAIT_CAN_NOT_BE_SEALED.on(aClass));
}
if (modifierList.hasModifier(JetTokens.ABSTRACT_KEYWORD)) {
trace.report(Errors.ABSTRACT_MODIFIER_IN_TRAIT.on(aClass));
}
if (modifierList.hasModifier(JetTokens.OPEN_KEYWORD)) {
trace.report(Errors.OPEN_MODIFIER_IN_TRAIT.on(aClass));
}
}
private void checkConstructorInTrait(JetClass klass) {
JetPrimaryConstructor primaryConstructor = klass.getPrimaryConstructor();
if (primaryConstructor != null) {
trace.report(CONSTRUCTOR_IN_TRAIT.on(primaryConstructor));
}
}
