示例#1
0
  @NotNull
  public Collection<JetType> getSupertypesForClosure(@NotNull FunctionDescriptor descriptor) {
    ReceiverParameterDescriptor receiverParameter = descriptor.getReceiverParameter();

    List<TypeProjection> typeArguments = new ArrayList<TypeProjection>(2);

    ClassDescriptor classDescriptor;
    if (receiverParameter != null) {
      classDescriptor = extensionFunctionImpl;
      typeArguments.add(new TypeProjectionImpl(receiverParameter.getType()));
    } else {
      classDescriptor = functionImpl;
    }

    //noinspection ConstantConditions
    typeArguments.add(new TypeProjectionImpl(descriptor.getReturnType()));

    JetType functionImplType =
        new JetTypeImpl(
            classDescriptor.getDefaultType().getAnnotations(),
            classDescriptor.getTypeConstructor(),
            false,
            typeArguments,
            classDescriptor.getMemberScope(typeArguments));

    JetType functionType =
        KotlinBuiltIns.getInstance()
            .getFunctionType(
                Annotations.EMPTY,
                receiverParameter == null ? null : receiverParameter.getType(),
                DescriptorUtils.getValueParametersTypes(descriptor.getValueParameters()),
                descriptor.getReturnType());

    return Arrays.asList(functionImplType, functionType);
  }
示例#2
0
  @NotNull
  public Collection<JetType> getSupertypesForCallableReference(
      @NotNull FunctionDescriptor descriptor) {
    ReceiverParameterDescriptor receiverParameter = descriptor.getReceiverParameter();
    ReceiverParameterDescriptor expectedThisObject = descriptor.getExpectedThisObject();

    List<TypeProjection> typeArguments = new ArrayList<TypeProjection>(2);

    ClassDescriptor classDescriptor;
    JetType receiverType;
    if (receiverParameter != null) {
      classDescriptor = kExtensionFunctionImpl;
      receiverType = receiverParameter.getType();
      typeArguments.add(new TypeProjectionImpl(receiverType));
    } else if (expectedThisObject != null) {
      classDescriptor = kMemberFunctionImpl;
      receiverType = expectedThisObject.getType();
      typeArguments.add(new TypeProjectionImpl(receiverType));
    } else {
      classDescriptor = kFunctionImpl;
      receiverType = null;
    }

    //noinspection ConstantConditions
    typeArguments.add(new TypeProjectionImpl(descriptor.getReturnType()));

    JetType kFunctionImplType =
        new JetTypeImpl(
            classDescriptor.getDefaultType().getAnnotations(),
            classDescriptor.getTypeConstructor(),
            false,
            typeArguments,
            classDescriptor.getMemberScope(typeArguments));

    JetType kFunctionType =
        reflectionTypes.getKFunctionType(
            Annotations.EMPTY,
            receiverType,
            DescriptorUtils.getValueParametersTypes(descriptor.getValueParameters()),
            descriptor.getReturnType(),
            receiverParameter != null);

    return Arrays.asList(kFunctionImplType, kFunctionType);
  }