@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);
}
/* FUNCTIONS */
private void renderFunction(
@NotNull FunctionDescriptor function, @NotNull StringBuilder builder) {
if (!startFromName) {
renderAnnotations(function, builder);
renderVisibility(function.getVisibility(), builder);
renderModalityForCallable(function, builder);
renderOverride(function, builder);
renderMemberKind(function, builder);
builder.append(renderKeyword("fun")).append(" ");
renderTypeParameters(function.getTypeParameters(), builder, true);
ReceiverParameterDescriptor receiver = function.getReceiverParameter();
if (receiver != null) {
builder.append(escape(renderType(receiver.getType()))).append(".");
}
}
renderName(function, builder);
renderValueParameters(function, builder);
JetType returnType = function.getReturnType();
if (unitReturnType || !KotlinBuiltIns.getInstance().isUnit(returnType)) {
builder.append(": ").append(returnType == null ? "[NULL]" : escape(renderType(returnType)));
}
renderWhereSuffix(function.getTypeParameters(), builder);
}
static List<KotlinType> compiledValueParameters(CallableDescriptor callableDescriptor) {
ReceiverParameterDescriptor receiverParameter =
callableDescriptor.getExtensionReceiverParameter();
List<KotlinType> parameters = new ArrayList<KotlinType>();
if (receiverParameter != null) {
parameters.add(receiverParameter.getType());
}
for (ValueParameterDescriptor valueParameterDescriptor :
callableDescriptor.getValueParameters()) {
parameters.add(valueParameterDescriptor.getType());
}
return parameters;
}
@NotNull
public Collection<KotlinType> getSupertypesForClosure(@NotNull FunctionDescriptor descriptor) {
ReceiverParameterDescriptor receiverParameter = descriptor.getExtensionReceiverParameter();
//noinspection ConstantConditions
KotlinType functionType =
DescriptorUtilsKt.getBuiltIns(descriptor)
.getFunctionType(
Annotations.Companion.getEMPTY(),
receiverParameter == null ? null : receiverParameter.getType(),
ExpressionTypingUtils.getValueParametersTypes(descriptor.getValueParameters()),
descriptor.getReturnType());
return Arrays.asList(lambda.getDefaultType(), functionType);
}
@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);
}
@NotNull
public Collection<KotlinType> getSupertypesForFunctionReference(
@NotNull FunctionDescriptor descriptor) {
ReceiverParameterDescriptor extensionReceiver = descriptor.getExtensionReceiverParameter();
ReceiverParameterDescriptor dispatchReceiver = descriptor.getDispatchReceiverParameter();
KotlinType receiverType =
extensionReceiver != null
? extensionReceiver.getType()
: dispatchReceiver != null ? dispatchReceiver.getType() : null;
//noinspection ConstantConditions
KotlinType functionType =
DescriptorUtilsKt.getBuiltIns(descriptor)
.getFunctionType(
Annotations.Companion.getEMPTY(),
receiverType,
ExpressionTypingUtils.getValueParametersTypes(descriptor.getValueParameters()),
descriptor.getReturnType());
return Arrays.asList(functionReference.getDefaultType(), functionType);
}
private void renderProperty(
@NotNull PropertyDescriptor property, @NotNull StringBuilder builder) {
if (!startFromName) {
renderAnnotations(property, builder);
renderVisibility(property.getVisibility(), builder);
renderModalityForCallable(property, builder);
renderOverride(property, builder);
renderMemberKind(property, builder);
renderValVarPrefix(property, builder);
}
renderTypeParameters(property.getTypeParameters(), builder, true);
ReceiverParameterDescriptor receiver = property.getReceiverParameter();
if (receiver != null) {
builder.append(escape(renderType(receiver.getType()))).append(".");
}
renderName(property, builder);
builder.append(": ").append(escape(renderType(property.getType())));
renderWhereSuffix(property.getTypeParameters(), builder);
}
@Nullable
public static KotlinType getReceiverParameterType(
@Nullable ReceiverParameterDescriptor receiverParameterDescriptor) {
return receiverParameterDescriptor == null ? null : receiverParameterDescriptor.getType();
}