@Override
public boolean isSameType(IType type) {
if (type instanceof ITypedef) {
return type.isSameType(this);
}
if (type instanceof PDOMNode) {
PDOMNode node = (PDOMNode) type;
if (node.getPDOM() == getPDOM()) {
return node.getRecord() == getRecord();
}
}
if (type instanceof IEnumeration) {
IEnumeration etype = (IEnumeration) type;
char[] nchars = etype.getNameCharArray();
if (nchars.length == 0) {
nchars = ASTTypeUtil.createNameForAnonymous(etype);
}
if (nchars == null || !CharArrayUtils.equals(nchars, getNameCharArray())) return false;
return SemanticUtil.haveSameOwner(this, etype);
}
return false;
}
private Collection<IBinding> cppRemoveSecondaryBindings(
Set<IBinding> primaryBindings, IASTName sourceName) {
List<IBinding> result = new ArrayList<IBinding>();
String[] sourceQualifiedName = null;
int funcArgCount = -1;
if (sourceName != null) {
final IBinding binding = sourceName.resolveBinding();
if (binding != null) {
sourceQualifiedName = CPPVisitor.getQualifiedName(binding);
if (binding instanceof ICPPUnknownBinding) {
LookupData data = CPPSemantics.createLookupData(sourceName);
if (data.isFunctionCall()) {
funcArgCount = data.getFunctionArgumentCount();
}
}
}
}
for (Iterator<IBinding> iterator = primaryBindings.iterator(); iterator.hasNext(); ) {
IBinding binding = iterator.next();
if (sourceQualifiedName != null) {
String[] qualifiedName = CPPVisitor.getQualifiedName(binding);
if (!Arrays.equals(qualifiedName, sourceQualifiedName)) {
iterator.remove();
continue;
}
}
if (funcArgCount != -1) {
// For c++ we can check the number of parameters.
if (binding instanceof ICPPFunction) {
ICPPFunction f = (ICPPFunction) binding;
if (f.getRequiredArgumentCount() > funcArgCount) {
iterator.remove();
result.add(binding);
continue;
}
if (!f.takesVarArgs() && !f.hasParameterPack()) {
final IType[] parameterTypes = f.getType().getParameterTypes();
int maxArgs = parameterTypes.length;
if (maxArgs == 1 && SemanticUtil.isVoidType(parameterTypes[0])) {
maxArgs = 0;
}
if (maxArgs < funcArgCount) {
iterator.remove();
result.add(binding);
continue;
}
}
}
}
}
return result;
}
private IType computeType(IASTNode point) {
if (isTypeDependent()) return new TypeOfDependentExpression(this);
ICPPFunction overload = getOverload(point);
if (overload != null) return ExpressionTypes.typeFromFunctionCall(overload);
switch (fOperator) {
case op_sizeof:
case op_sizeofParameterPack:
return CPPVisitor.get_SIZE_T(point);
case op_typeid:
return CPPVisitor.get_type_info(point);
case op_throw:
return CPPSemantics.VOID_TYPE;
case op_amper:
if (fAddressOfQualifiedNameBinding instanceof ICPPMember) {
ICPPMember member = (ICPPMember) fAddressOfQualifiedNameBinding;
if (!member.isStatic()) {
try {
return new CPPPointerToMemberType(
member.getType(), member.getClassOwner(), false, false, false);
} catch (DOMException e) {
return e.getProblem();
}
}
}
return new CPPPointerType(fArgument.getTypeOrFunctionSet(point));
case op_star:
IType type = fArgument.getTypeOrFunctionSet(point);
type = prvalueTypeWithResolvedTypedefs(type);
if (type instanceof IPointerType) {
return glvalueType(((IPointerType) type).getType());
}
if (type instanceof ISemanticProblem) {
return type;
}
return new ProblemType(ISemanticProblem.TYPE_UNKNOWN_FOR_EXPRESSION);
case op_noexcept:
case op_not:
return CPPBasicType.BOOLEAN;
case op_postFixDecr:
case op_postFixIncr:
return prvalueType(fArgument.getTypeOrFunctionSet(point));
case op_minus:
case op_plus:
case op_tilde:
final IType t1 = prvalueType(fArgument.getTypeOrFunctionSet(point));
final IType t2 = SemanticUtil.getNestedType(t1, TDEF);
final IType t3 = CPPArithmeticConversion.promoteCppType(t2);
return (t3 == null || t3 == t2) ? t1 : t3;
}
return fArgument.getTypeOrFunctionSet(point);
}
/** Constructs a string in the format: (paramName1,paramName2,...) */
private static String getFunctionParameterString(IFunctionType functionType) throws DOMException {
IType[] types = functionType.getParameterTypes();
if (types.length == 1 && SemanticUtil.isVoidType(types[0])) {
types = new IType[0];
}
StringBuilder result = new StringBuilder();
result.append('(');
for (int i = 0; i < types.length; i++) {
if (i > 0) {
result.append(',');
}
ASTTypeUtil.appendType(types[i], true, result);
}
if (functionType instanceof ICPPFunctionType
&& ((ICPPFunctionType) functionType).takesVarArgs()) {
if (types.length != 0) {
result.append(',');
}
result.append("..."); // $NON-NLS-1$
}
result.append(')');
return result.toString();
}
private ICPPFunction computeOverload(IASTNode point) {
OverloadableOperator op = OverloadableOperator.fromUnaryExpression(fOperator);
if (op == null) return null;
if (fArgument.isTypeDependent()) return null;
if (fAddressOfQualifiedNameBinding instanceof ICPPMember) {
ICPPMember member = (ICPPMember) fAddressOfQualifiedNameBinding;
if (!member.isStatic()) return null;
}
IType type = fArgument.getTypeOrFunctionSet(point);
type = SemanticUtil.getNestedType(type, TDEF | REF | CVTYPE);
if (!CPPSemantics.isUserDefined(type)) return null;
ICPPEvaluation[] args;
if (fOperator == op_postFixDecr || fOperator == op_postFixIncr) {
args = new ICPPEvaluation[] {fArgument, ZERO_EVAL};
} else {
args = new ICPPEvaluation[] {fArgument};
}
return CPPSemantics.findOverloadedOperator(point, args, type, op, LookupMode.LIMITED_GLOBALS);
}
private ICPPMethod[] createMethods() {
boolean needConversionOperator =
fLambdaExpression.getCaptureDefault() == CaptureDefault.UNSPECIFIED
&& fLambdaExpression.getCaptures().length == 0;
final ICPPClassScope scope = getCompositeScope();
ICPPMethod[] result = new ICPPMethod[needConversionOperator ? 6 : 5];
// Deleted default constructor: A()
CPPImplicitConstructor ctor =
new CPPImplicitConstructor(
scope, CharArrayUtils.EMPTY, ICPPParameter.EMPTY_CPPPARAMETER_ARRAY);
ctor.setDeleted(true);
result[0] = ctor;
// Copy constructor: A(const A &)
IType pType = new CPPReferenceType(SemanticUtil.constQualify(this), false);
ICPPParameter[] ps = new ICPPParameter[] {new CPPParameter(pType, 0)};
ctor = new CPPImplicitConstructor(scope, CharArrayUtils.EMPTY, ps);
result[1] = ctor;
// Deleted copy assignment operator: A& operator = (const A &)
IType refType = new CPPReferenceType(this, false);
ICPPFunctionType ft = CPPVisitor.createImplicitFunctionType(refType, ps, false, false);
ICPPMethod m = new CPPImplicitMethod(scope, OverloadableOperator.ASSIGN.toCharArray(), ft, ps);
result[2] = m;
// Destructor: ~A()
ft =
CPPVisitor.createImplicitFunctionType(
NO_RETURN_TYPE, ICPPParameter.EMPTY_CPPPARAMETER_ARRAY, false, false);
m = new CPPImplicitMethod(scope, new char[] {'~'}, ft, ICPPParameter.EMPTY_CPPPARAMETER_ARRAY);
result[3] = m;
// Function call operator
final IType returnType = getReturnType();
final IType[] parameterTypes = getParameterTypes();
ft = new CPPFunctionType(returnType, parameterTypes, !isMutable(), false, false);
ICPPParameter[] params = new ICPPParameter[parameterTypes.length];
for (int i = 0; i < params.length; i++) {
params[i] = new CPPParameter(parameterTypes[i], i);
}
m =
new CPPImplicitMethod(scope, OverloadableOperator.PAREN.toCharArray(), ft, params) {
@Override
public boolean isImplicit() {
return false;
}
};
result[4] = m;
// Conversion operator
if (needConversionOperator) {
final CPPFunctionType conversionTarget = new CPPFunctionType(returnType, parameterTypes);
ft = new CPPFunctionType(conversionTarget, IType.EMPTY_TYPE_ARRAY, true, false, false);
m =
new CPPImplicitMethod(
scope, CPPASTConversionName.createName(conversionTarget, null), ft, params);
result[5] = m;
}
return result;
}
@Override
public long getMaxValue() {
return SemanticUtil.computeMaxValue(this);
}
@Override
public boolean acceptBinding(IBinding binding) throws CoreException {
return binding instanceof ICPPMethod
&& SemanticUtil.isConversionOperator(((ICPPMethod) binding))
&& super.acceptBinding(binding);
}