@NotNull
public static List<FieldInfo> calculateConstructorParameters(
@NotNull JetTypeMapper typeMapper,
@NotNull CalculatedClosure closure,
@NotNull Type ownerType) {
BindingContext bindingContext = typeMapper.getBindingContext();
List<FieldInfo> args = Lists.newArrayList();
ClassDescriptor captureThis = closure.getCaptureThis();
if (captureThis != null) {
Type type = typeMapper.mapType(captureThis);
args.add(FieldInfo.createForHiddenField(ownerType, type, CAPTURED_THIS_FIELD));
}
JetType captureReceiverType = closure.getCaptureReceiverType();
if (captureReceiverType != null) {
args.add(
FieldInfo.createForHiddenField(
ownerType, typeMapper.mapType(captureReceiverType), CAPTURED_RECEIVER_FIELD));
}
for (DeclarationDescriptor descriptor : closure.getCaptureVariables().keySet()) {
if (descriptor instanceof VariableDescriptor && !(descriptor instanceof PropertyDescriptor)) {
Type sharedVarType = typeMapper.getSharedVarType(descriptor);
Type type =
sharedVarType != null
? sharedVarType
: typeMapper.mapType((VariableDescriptor) descriptor);
args.add(
FieldInfo.createForHiddenField(ownerType, type, "$" + descriptor.getName().asString()));
} else if (DescriptorUtils.isLocalFunction(descriptor)) {
Type classType = asmTypeForAnonymousClass(bindingContext, (FunctionDescriptor) descriptor);
args.add(
FieldInfo.createForHiddenField(
ownerType, classType, "$" + descriptor.getName().asString()));
} else if (descriptor instanceof FunctionDescriptor) {
assert captureReceiverType != null;
}
}
return args;
}
@NotNull
public List<CapturedParamDesc> getCapturedVars() {
// lazy initialization cause it would be calculated after object creation
if (capturedVars == null) {
capturedVars = new ArrayList<CapturedParamDesc>();
if (closure.getCaptureThis() != null) {
Type type = typeMapper.mapType(closure.getCaptureThis());
EnclosedValueDescriptor descriptor =
new EnclosedValueDescriptor(
AsmUtil.CAPTURED_THIS_FIELD,
/* descriptor = */ null,
StackValue.field(
type, closureClassType, AsmUtil.CAPTURED_THIS_FIELD, false, StackValue.LOCAL_0),
type);
capturedVars.add(getCapturedParamInfo(descriptor));
}
if (closure.getCaptureReceiverType() != null) {
Type type = typeMapper.mapType(closure.getCaptureReceiverType());
EnclosedValueDescriptor descriptor =
new EnclosedValueDescriptor(
AsmUtil.CAPTURED_RECEIVER_FIELD,
/* descriptor = */ null,
StackValue.field(
type,
closureClassType,
AsmUtil.CAPTURED_RECEIVER_FIELD,
false,
StackValue.LOCAL_0),
type);
capturedVars.add(getCapturedParamInfo(descriptor));
}
for (EnclosedValueDescriptor descriptor : closure.getCaptureVariables().values()) {
capturedVars.add(getCapturedParamInfo(descriptor));
}
}
return capturedVars;
}