foreach (Symbol *symbol, symbols) {
LookupItem item;
item.setType(symbol->type());
item.setScope(symbol->enclosingScope());
item.setDeclaration(symbol);
_results.append(item);
}
/// Return all typedefs with given name from given scope up to function scope.
static QList<LookupItem> typedefsFromScopeUpToFunctionScope(const Name *name, Scope *scope)
{
QList<LookupItem> results;
if (!scope)
return results;
Scope *enclosingBlockScope = 0;
for (Block *block = scope->asBlock(); block;
block = enclosingBlockScope ? enclosingBlockScope->asBlock() : 0) {
const unsigned memberCount = block->memberCount();
for (unsigned i = 0; i < memberCount; ++i) {
Symbol *symbol = block->memberAt(i);
if (Declaration *declaration = symbol->asDeclaration()) {
if (isTypedefWithName(declaration, name)) {
LookupItem item;
item.setDeclaration(declaration);
item.setScope(block);
item.setType(declaration->type());
results.append(item);
}
}
}
enclosingBlockScope = block->enclosingScope();
}
return results;
}
void CppElementEvaluator::handleLookupItemMatch(const Snapshot &snapshot,
const LookupItem &lookupItem,
const LookupContext &context,
const Scope *scope)
{
Symbol *declaration = lookupItem.declaration();
if (!declaration) {
const QString &type = Overview().prettyType(lookupItem.type(), QString());
// special case for bug QTCREATORBUG-4780
if (scope && scope->isFunction()
&& lookupItem.type().match(scope->asFunction()->returnType())) {
return;
}
m_element = QSharedPointer<CppElement>(new Unknown(type));
} else {
const FullySpecifiedType &type = declaration->type();
if (declaration->isNamespace()) {
m_element = QSharedPointer<CppElement>(new CppNamespace(declaration));
} else if (declaration->isClass()
|| declaration->isForwardClassDeclaration()
|| (declaration->isTemplate() && declaration->asTemplate()->declaration()
&& (declaration->asTemplate()->declaration()->isClass()
|| declaration->asTemplate()->declaration()->isForwardClassDeclaration()))) {
LookupContext contextToUse = context;
if (declaration->isForwardClassDeclaration())
if (Symbol *classDeclaration =
m_symbolFinder.findMatchingClassDeclaration(declaration, snapshot)) {
declaration = classDeclaration;
const QString fileName = QString::fromUtf8(declaration->fileName(),
declaration->fileNameLength());
const Document::Ptr declarationDocument = snapshot.document(fileName);
if (declarationDocument != context.thisDocument())
contextToUse = LookupContext(declarationDocument, snapshot);
}
CppClass *cppClass = new CppClass(declaration);
if (m_lookupBaseClasses)
cppClass->lookupBases(declaration, contextToUse);
if (m_lookupDerivedClasses)
cppClass->lookupDerived(declaration, snapshot);
m_element = QSharedPointer<CppElement>(cppClass);
} else if (Enum *enumDecl = declaration->asEnum()) {
m_element = QSharedPointer<CppElement>(new CppEnum(enumDecl));
} else if (EnumeratorDeclaration *enumerator = dynamic_cast<EnumeratorDeclaration *>(declaration)) {
m_element = QSharedPointer<CppElement>(new CppEnumerator(enumerator));
} else if (declaration->isTypedef()) {
m_element = QSharedPointer<CppElement>(new CppTypedef(declaration));
} else if (declaration->isFunction()
|| (type.isValid() && type->isFunctionType())
|| declaration->isTemplate()) {
m_element = QSharedPointer<CppElement>(new CppFunction(declaration));
} else if (declaration->isDeclaration() && type.isValid()) {
m_element = QSharedPointer<CppElement>(
new CppVariable(declaration, context, lookupItem.scope()));
} else {
m_element = QSharedPointer<CppElement>(new CppDeclarableElement(declaration));
}
}
}
void CppElementEvaluator::handleLookupItemMatch(const Snapshot &snapshot,
const LookupItem &lookupItem,
const LookupContext &context)
{
Symbol *declaration = lookupItem.declaration();
if (!declaration) {
const QString &type = Overview().prettyType(lookupItem.type(), QString());
m_element = QSharedPointer<CppElement>(new Unknown(type));
} else {
const FullySpecifiedType &type = declaration->type();
if (declaration->isNamespace()) {
m_element = QSharedPointer<CppElement>(new CppNamespace(declaration));
} else if (declaration->isClass()
|| declaration->isForwardClassDeclaration()
|| (declaration->isTemplate() && declaration->asTemplate()->declaration()
&& (declaration->asTemplate()->declaration()->isClass()
|| declaration->asTemplate()->declaration()->isForwardClassDeclaration()))) {
if (declaration->isForwardClassDeclaration())
if (Symbol *classDeclaration =
m_symbolFinder.findMatchingClassDeclaration(declaration, snapshot)) {
declaration = classDeclaration;
}
CppClass *cppClass = new CppClass(declaration);
if (m_lookupBaseClasses)
cppClass->lookupBases(declaration, context);
if (m_lookupDerivedClasses)
cppClass->lookupDerived(declaration, snapshot);
m_element = QSharedPointer<CppElement>(cppClass);
} else if (Enum *enumDecl = declaration->asEnum()) {
m_element = QSharedPointer<CppElement>(new CppEnum(enumDecl));
} else if (EnumeratorDeclaration *enumerator = dynamic_cast<EnumeratorDeclaration *>(declaration)) {
m_element = QSharedPointer<CppElement>(new CppEnumerator(enumerator));
} else if (declaration->isTypedef()) {
m_element = QSharedPointer<CppElement>(new CppTypedef(declaration));
} else if (declaration->isFunction()
|| (type.isValid() && type->isFunctionType())
|| declaration->isTemplate()) {
m_element = QSharedPointer<CppElement>(new CppFunction(declaration));
} else if (declaration->isDeclaration() && type.isValid()) {
m_element = QSharedPointer<CppElement>(
new CppVariable(declaration, context, lookupItem.scope()));
} else {
m_element = QSharedPointer<CppElement>(new CppDeclarableElement(declaration));
}
}
}
bool TypeResolver::findTypedef(const QList<LookupItem> &namedTypeItems, FullySpecifiedType *type,
Scope **scope, QSet<Symbol *> &visited)
{
foreach (const LookupItem &it, namedTypeItems) {
Symbol *declaration = it.declaration();
if (!declaration)
continue;
if (Template *specialization = declaration->asTemplate())
declaration = specialization->declaration();
if (!declaration || (!declaration->isTypedef() && !declaration->type().isDecltype()))
continue;
if (visited.contains(declaration))
break;
visited.insert(declaration);
// continue working with the typedefed type and scope
if (type->type()->isPointerType()) {
*type = FullySpecifiedType(
_factory.control()->pointerType(declaration->type()));
} else if (type->type()->isReferenceType()) {
*type = FullySpecifiedType(
_factory.control()->referenceType(
declaration->type(),
declaration->type()->asReferenceType()->isRvalueReference()));
} else if (declaration->type().isDecltype()) {
Declaration *decl = declaration->asDeclaration();
const QList<LookupItem> resolved =
resolveDeclInitializer(_factory, decl, QSet<const Declaration* >() << decl);
if (!resolved.isEmpty()) {
LookupItem item = resolved.first();
*type = item.type();
*scope = item.scope();
_binding = item.binding();
return true;
}
} else {
*type = it.type();
}
*scope = it.scope();
_binding = it.binding();
return true;
}
QString CPlusPlus::toString(const LookupItem &it, const QString &id)
{
QString result = QString::fromLatin1("%1:").arg(id);
if (it.declaration())
result.append(QString::fromLatin1("\n%1").arg(indent(toString(it.declaration(), QLatin1String("Decl")))));
if (it.type().isValid())
result.append(QString::fromLatin1("\n%1").arg(indent(toString(it.type()))));
if (it.scope())
result.append(QString::fromLatin1("\n%1").arg(indent(toString(it.scope(), QLatin1String("Scope")))));
if (it.binding())
result.append(QString::fromLatin1("\n%1").arg(indent(toString(it.binding(), QLatin1String("Binding")))));
return result;
}
