// allowedFinalSupertypes typically contains a enum type of which supertypeOwner is an entry private void checkSupertypeList( @NotNull MutableClassDescriptor supertypeOwner, @NotNull Map<JetTypeReference, JetType> supertypes, Set<TypeConstructor> allowedFinalSupertypes) { Set<TypeConstructor> typeConstructors = Sets.newHashSet(); boolean classAppeared = false; for (Map.Entry<JetTypeReference, JetType> entry : supertypes.entrySet()) { JetTypeReference typeReference = entry.getKey(); JetType supertype = entry.getValue(); ClassDescriptor classDescriptor = TypeUtils.getClassDescriptor(supertype); if (classDescriptor != null) { if (classDescriptor.getKind() != ClassKind.TRAIT) { 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 (!typeConstructors.add(constructor)) { trace.report(SUPERTYPE_APPEARS_TWICE.on(typeReference)); } if (constructor.isSealed() && !allowedFinalSupertypes.contains(constructor)) { trace.report(FINAL_SUPERTYPE.on(typeReference)); } } }
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); } }
// Temporary. Duplicates logic from LazyClassTypeConstructor.isReachable private static boolean isReachable( MutableClassDescriptorLite from, MutableClassDescriptorLite to, Set<ClassDescriptor> visited) { if (!visited.add(from)) return false; for (JetType supertype : from.getSupertypes()) { TypeConstructor supertypeConstructor = supertype.getConstructor(); if (supertypeConstructor.getDeclarationDescriptor() == to) { return true; } ClassifierDescriptor superclass = supertypeConstructor.getDeclarationDescriptor(); if (superclass instanceof MutableClassDescriptorLite && isReachable((MutableClassDescriptorLite) superclass, to, visited)) { return true; } } return false; }