///The first definition that belongs to a context that surrounds the current cursor
Declaration* cursorContextDeclaration() {
KTextEditor::View* view = ICore::self()->documentController()->activeTextDocumentView();
if(!view)
return nullptr;
KDevelop::DUChainReadLocker lock( DUChain::lock() );
TopDUContext* ctx = DUChainUtils::standardContextForUrl(view->document()->url());
if(!ctx)
return nullptr;
KTextEditor::Cursor cursor(view->cursorPosition());
DUContext* subCtx = ctx->findContext(ctx->transformToLocalRevision(cursor));
while(subCtx && !subCtx->owner())
subCtx = subCtx->parentContext();
Declaration* definition = nullptr;
if(!subCtx || !subCtx->owner())
definition = DUChainUtils::declarationInLine(cursor, ctx);
else
definition = subCtx->owner();
if(!definition)
return nullptr;
return definition;
}
QPair<DUContext*, QualifiedIdentifier> ContextBuilder::findPrefixContext(const QualifiedIdentifier& id, KDevelop::SimpleCursor pos) {
if(id.count() < 2)
return qMakePair((DUContext*)0, QualifiedIdentifier());
QualifiedIdentifier prefixId(id);
prefixId.pop();
DUContext* import = 0;
{
DUChainReadLocker lock(DUChain::lock());
QualifiedIdentifier currentScopeId = currentContext()->scopeIdentifier(true);
QList<Declaration*> decls = currentContext()->findDeclarations(prefixId, pos);
if(!decls.isEmpty()) {
DUContext* classContext = decls.first()->logicalInternalContext(0);
if(classContext && classContext->type() == DUContext::Class) {
import = classContext;
//Change the prefix-id so it respects namespace-imports
prefixId = classContext->scopeIdentifier(true);
if(prefixId.count() >= currentScopeId.count() && prefixId.left(currentScopeId.count()) == currentScopeId)
prefixId = prefixId.mid(currentScopeId.count());
else
kDebug() << "resolved bad prefix context. Should start with" << currentScopeId.toString() << "but is" << prefixId.toString();
}
}
}
return qMakePair(import, prefixId);
}
QList<CompletionTreeItemPointer> CodeCompletionContext::getCompletionItemsForOneType(AbstractType::Ptr type, bool scoped)
{
QList<CompletionTreeItemPointer> list;
QList<DeclarationPair> decls;
StructureType::Ptr sType = StructureType::Ptr::dynamicCast(type);
{
DUChainReadLocker lock;
if (!sType || !sType->internalContext(m_duContext->topContext())) {
return QList<CompletionTreeItemPointer>();
}
DUContext *current = sType->internalContext(m_duContext->topContext());
decls = current->allDeclarations(CursorInRevision::invalid(), m_duContext->topContext(), false);
}
foreach (DeclarationPair d, decls) {
MethodDeclaration *md = dynamic_cast<MethodDeclaration *>(d.first);
if (md && md->accessPolicy() == Declaration::Public) {
if (!scoped || (scoped && md->isClassMethod())) {
ADD_NORMAL(d.first, d.second);
}
} else if (scoped && dynamic_cast<ModuleDeclaration *>(d.first)) {
ADD_NORMAL(d.first, d.second);
}
}
void AdaptSignatureAction::execute()
{
ENSURE_CHAIN_NOT_LOCKED
DUChainReadLocker lock;
IndexedString url = m_otherSideTopContext->url();
lock.unlock();
m_otherSideTopContext = DUChain::self()->waitForUpdate(url, TopDUContext::AllDeclarationsContextsAndUses);
if (!m_otherSideTopContext) {
clangDebug() << "failed to update" << url.str();
return;
}
lock.lock();
Declaration* otherSide = m_otherSideId.getDeclaration(m_otherSideTopContext.data());
if (!otherSide) {
clangDebug() << "could not find definition";
return;
}
DUContext* functionContext = DUChainUtils::getFunctionContext(otherSide);
if (!functionContext) {
clangDebug() << "no function context";
return;
}
if (!functionContext || functionContext->type() != DUContext::Function) {
clangDebug() << "no correct function context";
return;
}
DocumentChangeSet changes;
KTextEditor::Range parameterRange = ClangIntegration::DUChainUtils::functionSignatureRange(otherSide);
QString newText = CodegenHelper::makeSignatureString(otherSide, m_newSignature, !m_editingDefinition);
if (!m_editingDefinition) {
// append a newline after the method signature in case the method definition follows
newText += QLatin1Char('\n');
}
DocumentChange changeParameters(functionContext->url(), parameterRange, QString(), newText);
lock.unlock();
changeParameters.m_ignoreOldText = true;
changes.addChange(changeParameters);
changes.setReplacementPolicy(DocumentChangeSet::WarnOnFailedChange);
DocumentChangeSet::ChangeResult result = changes.applyAllChanges();
if (!result) {
KMessageBox::error(nullptr, i18n("Failed to apply changes: %1", result.m_failureReason));
}
emit executed(this);
foreach(RenameAction * renAct, m_renameActions) {
renAct->execute();
}
}
void ADLHelper::addArgumentType(const AbstractType::Ptr typePtr)
{
if(m_alreadyProcessed.contains(typePtr.data()))
return;
if (typePtr)
{
#ifdef DEBUG_ADL
qCDebug(CPPDUCHAIN) << " added argument type " << typePtr->toString() << " to ADL lookup";
#endif
// the enumeration and enumerator types are not part of the TypeVisitor interface
switch (typePtr->whichType())
{
case AbstractType::TypeEnumeration:
{
EnumerationType* specificType = fastCast<EnumerationType*>(typePtr.data());
if (specificType)
{
Declaration * enumDecl = specificType->declaration(m_topContext.data());
addDeclarationScopeIdentifier(enumDecl);
}
break;
}
case AbstractType::TypeEnumerator:
{
if (m_templateArgsDepth == 0)
{
EnumeratorType* specificType = fastCast<EnumeratorType*>(typePtr.data());
if (specificType)
{
// use the enumeration context for the enumerator value declaration to find out the namespace
Declaration * enumeratorDecl = specificType->declaration(m_topContext.data());
if (enumeratorDecl) {
DUContext * enumContext = enumeratorDecl->context();
if (enumContext) {
addAssociatedNamespace(enumContext->scopeIdentifier(false));
}
}
}
}
break;
}
default:
typePtr->accept(&m_typeVisitor);
}
}
m_alreadyProcessed.insert(typePtr.data());
}
void ContextBuilder::openContextForStatementList( const QList<Ast*>& l, DUContext::ContextType /*type*/)
{
if ( l.count() > 0 )
{
Ast* first = l.first();
Ast* last = l.last();
Q_ASSERT(first->hasUsefulRangeInformation); // TODO remove this
RangeInRevision range(RangeInRevision(first->startLine - 1, first->startCol, last->endLine + 1, 10000));
DUContext* rangectx = openContext(first, range, DUContext::Other );
kDebug() << " +++ opening context (stmlist): " << range.castToSimpleRange();
addImportedContexts();
visitNodeList( l );
closeContext();
kDebug() << " --- closed context (stmlist): line " << rangectx->range().castToSimpleRange();
}
}
void TestDUChain::testVirtualMemberFunction()
{
//Forward-declarations with "struct" or "class" are considered equal, so make sure the override is detected correctly.
TestFile file("struct S {}; struct A { virtual S* ret(); }; struct B : public A { virtual S* ret(); };", "cpp");
QVERIFY(file.parseAndWait());
DUChainReadLocker lock;
DUContext* top = file.topContext().data();
QVERIFY(top);
QCOMPARE(top->childContexts().count(), 3);
QCOMPARE(top->localDeclarations().count(), 3);
QCOMPARE(top->childContexts()[2]->localDeclarations().count(), 1);
Declaration* decl = top->childContexts()[2]->localDeclarations()[0];
QCOMPARE(decl->identifier(), Identifier("ret"));
QVERIFY(DUChainUtils::getOverridden(decl));
}
void TestDUChainMultipleFiles::testForeachImportedIdentifier()
{
// see https://bugs.kde.org/show_bug.cgi?id=269369
TopDUContext::Features features = TopDUContext::VisibleDeclarationsAndContexts;
TestProject* project = new TestProject;
m_projectController->clearProjects();
m_projectController->addProject(project);
// build dependency
TestFile f1("<? class SomeIterator implements Countable, Iterator { }", "php", project);
f1.parse(features);
f1.waitForParsed();
TestFile f2("<?\n"
"class A {\n"
" public function foo() { $i = $this->bar(); foreach($i as $a => $b) {} } \n"
" public function bar() { $a = new SomeIterator(); return $a; }\n"
" }\n", "php", project);
for(int i = 0; i < 2; ++i) {
if (i > 0) {
features = static_cast<TopDUContext::Features>(features | TopDUContext::ForceUpdate);
}
f2.parse(features);
f2.waitForParsed();
QTest::qWait(100);
DUChainWriteLocker lock(DUChain::lock());
DUContext* ACtx = f2.topContext()->childContexts().first();
QVERIFY(ACtx);
Declaration* iDec = ACtx->childContexts().at(1)->localDeclarations().first();
QVERIFY(iDec);
Declaration* SomeIteratorDec = f1.topContext()->localDeclarations().first();
QVERIFY(SomeIteratorDec);
if (i == 0) {
QEXPECT_FAIL("", "needs a full two-pass (i.e. get rid of PreDeclarationBuilder)", Continue);
}
QVERIFY(iDec->abstractType()->equals(SomeIteratorDec->abstractType().constData()));
QVERIFY(f2.topContext()->imports(f1.topContext(), CursorInRevision(0, 0)));
}
}
void ADLTypeVisitor::endVisit(const FunctionType * /*type*/)
{
// return type and argument types are handled by FunctionType::accept0
// here we process the namespace of the function name (or containing class), if any
/* at the bottom of 3.4.2.2 we find the following:
In addition, if the argument is the name or address of a set of overloaded functions and/or function tem-
plates, its associated classes and namespaces are the union of those associated with each of the members of
the set: the namespace in which the function or function template is defined and the classes and namespaces
associated with its (non-dependent) parameter types and return type.
*/
if (m_helper.m_possibleFunctionName.data() && m_helper.m_possibleFunctionName.data()->isFunctionDeclaration())
{
Declaration * declaration = m_helper.m_possibleFunctionName.data();
#ifdef DEBUG_ADL
qCDebug(CPPDUCHAIN) << " function name = " << declaration->toString() << " ; identifier = " << declaration->qualifiedIdentifier().toString();
#endif
// start going towards the global scope until we match an interesting name
// note that calling addDeclarationScopeIdentifier does not work because for some reason
// for function names DUContext::scopeIdentifier returns the function name instead of the
// name of the function's scope
DUContext* context = declaration->context();
while (context) {
if (Declaration* decl = context->owner())
{
if (context->type() == DUContext::Namespace)
{
m_helper.addAssociatedNamespace(decl->qualifiedIdentifier());
break;
} else if (context->type() == DUContext::Class) {
m_helper.addAssociatedClass(decl);
break;
}
}
context = context->parentContext();
}
}
}
bool DUChainItemData::execute( QString& /*filterText*/ )
{
DUChainReadLocker lock;;
Declaration* decl = m_item.m_item.data();
if(!decl) {
return false;
}
if(m_openDefinition && FunctionDefinition::definition(decl)) {
decl = FunctionDefinition::definition(decl);
}
QUrl url = decl->url().toUrl();
KTextEditor::Cursor cursor = decl->rangeInCurrentRevision().start();
DUContext* internal = decl->internalContext();
if(internal && (internal->type() == DUContext::Other || internal->type() == DUContext::Class)) {
//Move into the body
if(internal->range().end.line > internal->range().start.line) {
cursor = KTextEditor::Cursor(internal->range().start.line+1, 0); //Move into the body
}
}
lock.unlock();
ICore::self()->documentController()->openDocument( url, cursor );
return true;
}
void TestDUChain::testAutoTypeDeduction()
{
TestFile file("const volatile auto foo = 5;\n", "cpp");
QVERIFY(file.parseAndWait());
DUChainReadLocker lock;
DUContext* ctx = file.topContext().data();
QVERIFY(ctx);
QCOMPARE(ctx->localDeclarations().size(), 1);
QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo")).size(), 1);
Declaration* decl = ctx->findDeclarations(QualifiedIdentifier("foo"))[0];
QCOMPARE(decl->identifier(), Identifier("foo"));
#if CINDEX_VERSION_MINOR < 31
QEXPECT_FAIL("", "No type deduction here unfortunately, missing API in Clang", Continue);
#endif
QVERIFY(decl->type<IntegralType>());
#if CINDEX_VERSION_MINOR < 31
QCOMPARE(decl->toString(), QStringLiteral("const volatile auto foo"));
#else
QCOMPARE(decl->toString(), QStringLiteral("const volatile int foo"));
#endif
}
void TestDUChain::testBaseClasses()
{
TestFile file("class Base {}; class Inherited : public Base {};", "cpp");
QVERIFY(file.parseAndWait());
DUChainReadLocker lock;
DUContext* top = file.topContext().data();
QVERIFY(top);
QCOMPARE(top->localDeclarations().count(), 2);
Declaration* baseDecl = top->localDeclarations().first();
QCOMPARE(baseDecl->identifier(), Identifier("Base"));
ClassDeclaration* inheritedDecl = dynamic_cast<ClassDeclaration*>(top->localDeclarations()[1]);
QCOMPARE(inheritedDecl->identifier(), Identifier("Inherited"));
QVERIFY(inheritedDecl);
QCOMPARE(inheritedDecl->baseClassesSize(), 1u);
QCOMPARE(baseDecl->uses().count(), 1);
QCOMPARE(baseDecl->uses().first().count(), 1);
QCOMPARE(baseDecl->uses().first().first(), RangeInRevision(0, 40, 0, 44));
}
void TestDUChain::testTypeDeductionInTemplateInstantiation()
{
// see: http://clang-developers.42468.n3.nabble.com/RFC-missing-libclang-query-functions-features-td2504253.html
TestFile file("template<typename T> struct foo { T member; } foo<int> f; auto i = f.member;", "cpp");
QVERIFY(file.parseAndWait());
DUChainReadLocker lock;
DUContext* ctx = file.topContext().data();
QVERIFY(ctx);
QCOMPARE(ctx->localDeclarations().size(), 3);
Declaration* decl = 0;
// check 'foo' declaration
decl = ctx->localDeclarations()[0];
QVERIFY(decl);
QCOMPARE(decl->identifier(), Identifier("foo"));
// check type of 'member' inside declaration-scope
QCOMPARE(ctx->childContexts().size(), 1);
DUContext* fooCtx = ctx->childContexts().first();
QVERIFY(fooCtx);
// Should there really be two declarations?
QCOMPARE(fooCtx->localDeclarations().size(), 2);
decl = fooCtx->localDeclarations()[1];
QCOMPARE(decl->identifier(), Identifier("member"));
// check type of 'member' in definition of 'f'
decl = ctx->localDeclarations()[1];
QCOMPARE(decl->identifier(), Identifier("f"));
decl = ctx->localDeclarations()[2];
QCOMPARE(decl->identifier(), Identifier("i"));
#if CINDEX_VERSION_MINOR < 31
QEXPECT_FAIL("", "No type deduction here unfortunately, missing API in Clang", Continue);
#endif
QVERIFY(decl->type<IntegralType>());
}
void TestDUChain::testReparse()
{
TestFile file("int main() { int i = 42; return i; }", "cpp");
file.parse(TopDUContext::AllDeclarationsContextsAndUses);
DeclarationPointer mainDecl;
DeclarationPointer iDecl;
for (int i = 0; i < 3; ++i) {
QVERIFY(file.waitForParsed(500));
DUChainReadLocker lock;
QVERIFY(file.topContext());
QCOMPARE(file.topContext()->childContexts().size(), 1);
QCOMPARE(file.topContext()->localDeclarations().size(), 1);
DUContext *exprContext = file.topContext()->childContexts().first()->childContexts().first();
QCOMPARE(exprContext->localDeclarations().size(), 1);
if (i) {
QVERIFY(mainDecl);
QCOMPARE(mainDecl.data(), file.topContext()->localDeclarations().first());
QVERIFY(iDecl);
QCOMPARE(iDecl.data(), exprContext->localDeclarations().first());
}
mainDecl = file.topContext()->localDeclarations().first();
iDecl = exprContext->localDeclarations().first();
QVERIFY(mainDecl->uses().isEmpty());
QCOMPARE(iDecl->uses().size(), 1);
QCOMPARE(iDecl->uses().begin()->size(), 1);
if (i == 1) {
file.setFileContents("int main()\n{\nfloat i = 13; return i - 5;\n}\n");
}
file.parse(TopDUContext::Features(TopDUContext::AllDeclarationsContextsAndUses | TopDUContext::ForceUpdateRecursive));
}
}
void CorrectionFileGenerator::addHint(const QString &typeCode, const QStringList &modules, Declaration *forDeclaration,
CorrectionFileGenerator::HintType hintType)
{
if ( ! forDeclaration || ! forDeclaration->context() ) {
qCWarning(KDEV_PYTHON_CODEGEN) << "Declaration does not have context!" << (forDeclaration ? forDeclaration->toString() : "");
return;
}
DUContext* context = forDeclaration->context();
if ( context->type() == DUContext::Function ) {
auto otherImporters = context->importers();
if ( otherImporters.isEmpty() ) {
return;
}
context = otherImporters.first();
}
// We're in a class if the context of the declaration is a Class or if its
// parent context is a class. This is because a function body has a context
// of type Other.
bool inClass = context->type() == DUContext::Class
|| (context->parentContext() && context->parentContext()->type() == DUContext::Class);
// If the declaration is part of the function's arguments or it's parent
// context is one of a function.
bool inFunction = context->type() == DUContext::Function
|| (context->owner() && context->owner()->abstractType()->whichType() == AbstractType::TypeFunction);
qCDebug(KDEV_PYTHON_CODEGEN) << "Are we in a class: " << inClass;
qCDebug(KDEV_PYTHON_CODEGEN) << "Are we in a function: " << inFunction;
QString enclosingClassIdentifier, enclosingFunctionIdentifier;
if ( context->owner() ) {
if ( inClass && inFunction ) {
Declaration *functionDeclaration = context->owner();
enclosingClassIdentifier = functionDeclaration->context()->owner()->identifier().identifier().str();
enclosingFunctionIdentifier = functionDeclaration->identifier().identifier().str();
}
else if ( inClass ) {
enclosingClassIdentifier = context->owner()->identifier().identifier().str();
}
else if ( inFunction ) {
enclosingFunctionIdentifier = context->owner()->identifier().identifier().str();
}
}
qCDebug(KDEV_PYTHON_CODEGEN) << "Enclosing class: " << enclosingClassIdentifier;
qCDebug(KDEV_PYTHON_CODEGEN) << "Enclosing function: " << enclosingFunctionIdentifier;
QString declarationIdentifier = forDeclaration->identifier().identifier().str();
bool foundClassDeclaration = false;
bool foundFunctionDeclaration = false;
QString functionIdentifier;
if ( hintType == FunctionReturnHint ) {
functionIdentifier = declarationIdentifier;
}
else if ( hintType == LocalVariableHint ) {
functionIdentifier = enclosingFunctionIdentifier;
}
int line = findStructureFor(enclosingClassIdentifier, functionIdentifier);
if ( line == -1 ) {
line = findStructureFor(enclosingClassIdentifier, QString());
}
else if ( inFunction || hintType == FunctionReturnHint ) {
foundFunctionDeclaration = true;
}
if ( line == -1 ) {
line = findStructureFor(QString(), QString());
}
else if ( inClass ) {
foundClassDeclaration = true;
}
qCDebug(KDEV_PYTHON_CODEGEN) << "Found class declaration: " << foundClassDeclaration << enclosingClassIdentifier;
qCDebug(KDEV_PYTHON_CODEGEN) << "Found function declaration: " << foundFunctionDeclaration << functionIdentifier;
qCDebug(KDEV_PYTHON_CODEGEN) << "Line: " << line;
int indentsForNextStatement = m_fileIndents->indentForLine(line);
if ( foundClassDeclaration ) {
indentsForNextStatement += DEFAULT_INDENT_LEVEL;
}
QStringList newCode;
if ( inClass ) {
if ( ! foundClassDeclaration ) {
QString classDeclaration = createStructurePart(enclosingClassIdentifier, ClassType);
classDeclaration.prepend(QString(indentsForNextStatement, ' '));
newCode.append(classDeclaration);
indentsForNextStatement += DEFAULT_INDENT_LEVEL;
}
else {
line++;
}
}
if ( inFunction || hintType == FunctionReturnHint ) {
if ( ! foundFunctionDeclaration ) {
QString functionDeclaration;
if ( inClass ) {
functionDeclaration = createStructurePart(functionIdentifier, MemberFunctionType);
}
else {
functionDeclaration = createStructurePart(functionIdentifier, FunctionType);
}
functionDeclaration.prepend(QString(indentsForNextStatement, ' '));
newCode.append(functionDeclaration);
indentsForNextStatement += DEFAULT_INDENT_LEVEL;
}
else {
line++;
}
}
if ( foundFunctionDeclaration && ! foundClassDeclaration ) {
indentsForNextStatement += DEFAULT_INDENT_LEVEL;
}
QString hintCode;
if ( hintType == FunctionReturnHint ) {
hintCode = "returns = " + typeCode;
}
else if ( hintType == LocalVariableHint ) {
hintCode = "l_" + declarationIdentifier + " = " + typeCode;
}
qCDebug(KDEV_PYTHON_CODEGEN) << "Hint code: " << hintCode;
hintCode.prepend(QString(indentsForNextStatement, ' '));
newCode.append(hintCode);
for ( int i = 0; i < newCode.length(); i++ ) {
m_code.insert(line + i, newCode.at(i));
}
// We safely insert any import declaration at the top
foreach ( const QString &moduleName, modules ) {
bool importExists = false;
foreach (const QString &line, m_code) {
if ( ! line.startsWith("import") && ! line.startsWith("from") && ! line.isEmpty() ) {
break;
}
// In both import ... and from ... import ..., the second part is what we want
if ( line.section(' ', 1, 1, QString::SectionSkipEmpty) == moduleName.trimmed() ) {
importExists = true;
}
}
if ( ! importExists ) {
m_code.prepend("import " + moduleName.trimmed());
}
}
void TestCppCodegen::testUpdateIndices()
{
/// @todo Extend this test to make sure t hat all kinds of declarations retain their indices when they are updated
{
InsertIntoDUChain code1("duchaintest_1.h", "class QW{}; struct A { struct Member2; struct Member1; }; class Oq{};");
InsertIntoDUChain code3("duchaintest_3.h", "#include <duchaintest_1.h>\n struct C : public A { Member1 m1; Member2 m2; A test(int arg) { int v1; \n{}\n { int v2, *v3; }} int test(); };");
qWarning() << "********************* Parsing step 1";
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);
DUChainReadLocker lock;
IndexedDeclaration CDecl = code3.getDeclaration("C");
QVERIFY(CDecl.isValid());
IndexedDeclaration ADecl = code3.getDeclaration("A");
QVERIFY(ADecl.isValid());
IndexedDeclaration C_m1 = code3.getDeclaration("C::m1");
QVERIFY(C_m1.isValid());
IndexedDeclaration C_m2 = code3.getDeclaration("C::m2");
QVERIFY(C_m2.isValid());
QVERIFY(CDecl.declaration()->internalContext());
QCOMPARE(CDecl.declaration()->internalContext()->localDeclarations().size(), 4);
IndexedDeclaration C_test = CDecl.declaration()->internalContext()->localDeclarations()[2];
QVERIFY(C_test.isValid());
DUContext* testCtx = C_test.data()->internalContext();
QVERIFY(testCtx);
QCOMPARE(testCtx->localDeclarations().size(), 1);
IndexedDeclaration C_test_v1 = testCtx->localDeclarations()[0];
QCOMPARE(testCtx->childContexts().size(), 2);
DUContext* child = testCtx->childContexts()[1];
QCOMPARE(child->localDeclarations().size(), 2);
IndexedDeclaration C_test_v2 = child->localDeclarations()[0];
IndexedDeclaration C_test_v3 = child->localDeclarations()[1];
QCOMPARE(C_test_v1.declaration()->identifier(), Identifier("v1"));
QCOMPARE(C_test_v2.declaration()->identifier(), Identifier("v2"));
QCOMPARE(C_test_v3.declaration()->identifier(), Identifier("v3"));
QCOMPARE(C_m1.declaration()->identifier(), Identifier("m1"));
QCOMPARE(C_m2.declaration()->identifier(), Identifier("m2"));
QCOMPARE(C_test.declaration()->identifier(), Identifier("test"));
QCOMPARE(CDecl.declaration()->identifier(), Identifier("C"));
QCOMPARE(ADecl.declaration()->identifier(), Identifier("A"));
lock.unlock();
code1.m_insertedCode.setText("struct A { struct Member2; struct Member1; };");
code3.m_insertedCode.setText("#include <duchaintest_1.h>\n class Q{}; struct C : public A { Member2 m2; int c; A test(int arg) { int w1; int v1;\n\n { int *v3; }} int test(); };");
code3.parse(TopDUContext::AllDeclarationsContextsAndUses | TopDUContext::ForceUpdateRecursive, true);
lock.lock();
QVERIFY(ADecl.declaration());
QCOMPARE(ADecl.declaration()->identifier(), Identifier("A"));
QVERIFY(CDecl.declaration());
QCOMPARE(CDecl.declaration()->identifier(), Identifier("C"));
QVERIFY(!C_m1.declaration());
QVERIFY(C_m2.declaration());
QCOMPARE(C_m2.declaration()->identifier(), Identifier("m2"));
QVERIFY(C_test.declaration());
QCOMPARE(C_test.declaration()->identifier(), Identifier("test"));
QVERIFY(C_test_v1.declaration());
QCOMPARE(C_test_v1.declaration()->identifier(), Identifier("v1"));
QVERIFY(!C_test_v2.declaration());
QVERIFY(C_test_v3.declaration());
QCOMPARE(C_test_v3.declaration()->identifier(), Identifier("v3"));
}
}
void TestDUChain::testNamespace()
{
TestFile file("namespace foo { struct bar { int baz; }; }\n"
"int main() { foo::bar myBar; }\n", "cpp");
QVERIFY(file.parseAndWait());
DUChainReadLocker lock;
QVERIFY(file.topContext());
QCOMPARE(file.topContext()->localDeclarations().size(), 2);
auto fooDecl = file.topContext()->localDeclarations().first();
QVERIFY(fooDecl->internalContext());
QCOMPARE(fooDecl->internalContext()->localDeclarations().size(), 1);
DUContext* top = file.topContext().data();
DUContext* mainCtx = file.topContext()->childContexts().last();
auto foo = top->localDeclarations().first();
QCOMPARE(foo->qualifiedIdentifier().toString(), QString("foo"));
DUContext* fooCtx = file.topContext()->childContexts().first();
QCOMPARE(fooCtx->localScopeIdentifier().toString(), QString("foo"));
QCOMPARE(fooCtx->scopeIdentifier(true).toString(), QString("foo"));
QCOMPARE(fooCtx->localDeclarations().size(), 1);
auto bar = fooCtx->localDeclarations().first();
QCOMPARE(bar->qualifiedIdentifier().toString(), QString("foo::bar"));
QCOMPARE(fooCtx->childContexts().size(), 1);
DUContext* barCtx = fooCtx->childContexts().first();
QCOMPARE(barCtx->localScopeIdentifier().toString(), QString("bar"));
QCOMPARE(barCtx->scopeIdentifier(true).toString(), QString("foo::bar"));
QCOMPARE(barCtx->localDeclarations().size(), 1);
auto baz = barCtx->localDeclarations().first();
QCOMPARE(baz->qualifiedIdentifier().toString(), QString("foo::bar::baz"));
for (auto ctx : {top, mainCtx}) {
QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo")).size(), 1);
QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo::bar")).size(), 1);
QCOMPARE(ctx->findDeclarations(QualifiedIdentifier("foo::bar::baz")).size(), 1);
}
}
void TestCppCodegen::testSimplifiedUpdating()
{
{
InsertIntoDUChain code1("duchaintest_1.h", "template <typename T> struct test{};"
"template <> struct test<int> {};");
code1.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST);
DUChainReadLocker lock;
//No specializations are handled in simplified parsing
Cpp::TemplateDeclaration *specClassDecl = dynamic_cast<Cpp::TemplateDeclaration*>(code1->localDeclarations()[1]);
QVERIFY(!specClassDecl->specializedFrom().data());
}
{
InsertIntoDUChain code1("duchaintest_1.h", "struct A { struct Member2; struct Member1; };");
InsertIntoDUChain code3("duchaintest_3.h", "#include <duchaintest_1.h>\n struct C : public A { Member1 m1; Member2 m2; };");
qWarning() << "********************* Parsing step 1";
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);
DUChainReadLocker lock;
QCOMPARE(code3->localDeclarations().size(), 1);
QCOMPARE(code3->childContexts().size(), 1);
QCOMPARE(code3->childContexts()[0]->localDeclarations().size(), 2);
QVERIFY(code3->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QVERIFY(code3->childContexts()[0]->localDeclarations()[1]->abstractType().cast<StructureType>());
QCOMPARE(code3->childContexts()[0]->importedParentContexts().size(), 1);
QCOMPARE(code1->childContexts().size(), 1);
}
{
InsertIntoDUChain code1("duchaintest_1.h", "struct A { struct Member1; };");
InsertIntoDUChain code2("duchaintest_2.h", "template<class T> struct B : public T{ struct Member2; };");
InsertIntoDUChain code3("duchaintest_3.h", "#include <duchaintest_2.h>\n #include <duchaintest_1.h>\n struct C : public B<A> { Member1 m1; Member2 m2; };");
qWarning() << "********************* Parsing step 1";
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);
DUChainReadLocker lock;
QCOMPARE(code3->localDeclarations().size(), 1);
QCOMPARE(code3->childContexts().size(), 1);
QCOMPARE(code3->childContexts()[0]->localDeclarations().size(), 2);
QVERIFY(code3->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QVERIFY(code3->childContexts()[0]->localDeclarations()[1]->abstractType().cast<StructureType>());
QCOMPARE(code3->childContexts()[0]->importedParentContexts().size(), 1);
QCOMPARE(code1->childContexts().size(), 1);
QCOMPARE(code2->localDeclarations().size(), 1);
ClassDeclaration* BClass = dynamic_cast<ClassDeclaration*>(code2->localDeclarations()[0]);
QVERIFY(BClass);
QCOMPARE(BClass->baseClassesSize(), 1u);
QCOMPARE(BClass->baseClasses()[0].baseClass.abstractType()->toString(), QString("T"));
QCOMPARE(code3->childContexts()[0]->importedParentContexts().size(), 1);
DUContext* BAContext = code3->childContexts()[0]->importedParentContexts()[0].context(code3.topContext());
QVERIFY(BAContext);
QVERIFY(!BAContext->inSymbolTable());
//2 contexts are imported: The template-context and the parent-class context
QCOMPARE(BAContext->importedParentContexts().size(), 2);
QCOMPARE(BAContext->importedParentContexts()[1].context(code3.topContext()), code1->childContexts()[0]);
ClassDeclaration* classDecl = dynamic_cast<ClassDeclaration*>(BAContext->owner());
QVERIFY(classDecl);
QCOMPARE(classDecl->baseClassesSize(), 1u);
QCOMPARE(classDecl->baseClasses()[0].baseClass.index(), code1->localDeclarations()[0]->indexedType().index());
lock.unlock();
qWarning() << "********************* Parsing step 2";
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::ForceUpdateRecursive, true);
lock.lock();
QCOMPARE(code3->localDeclarations().size(), 1);
QCOMPARE(code3->childContexts().size(), 1);
QCOMPARE(code3->childContexts()[0]->localDeclarations().size(), 2);
QCOMPARE(code1->childContexts().size(), 1);
QVERIFY(code3->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QVERIFY(code3->childContexts()[0]->localDeclarations()[1]->abstractType().cast<StructureType>());
//BClass should have been updated, not deleted
QVERIFY(BClass == dynamic_cast<ClassDeclaration*>(code2->localDeclarations()[0]));
QCOMPARE(BClass->baseClassesSize(), 1u);
QCOMPARE(BClass->baseClasses()[0].baseClass.abstractType()->toString(), QString("T"));
//The template-instantiation context "B<A>" should have been deleted
DUContext* BAContext2 = code3->childContexts()[0]->importedParentContexts()[0].context(code3.topContext());
// qDebug() << "BAContexts" << BAContext << BAContext2;
// QVERIFY(BAContext != BAContext2);
QCOMPARE(BAContext2->importedParentContexts().size(), 2);
QCOMPARE(BAContext2->importedParentContexts()[1].context(code3.topContext()), code1->childContexts()[0]);
classDecl = dynamic_cast<ClassDeclaration*>(BAContext2->owner());
QVERIFY(classDecl);
QCOMPARE(classDecl->baseClassesSize(), 1u);
QCOMPARE(classDecl->baseClasses()[0].baseClass.index(), code1->localDeclarations()[0]->indexedType().index());
}
{
InsertIntoDUChain code1("duchaintest_1.h", "struct A { struct Member1; };");
InsertIntoDUChain code2("duchaintest_2.h", "template<class T> struct B : public T{ struct Member2; };");
InsertIntoDUChain code3("duchaintest_3.h", "#include <duchaintest_2.h>\n #include <duchaintest_1.h>\n typedef B<A> Parent; struct C : public Parent { Member1 m1; Member2 m2; };");
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);
DUChainReadLocker lock;
QCOMPARE(code3->localDeclarations().size(), 2);
QCOMPARE(code3->childContexts().size(), 1);
QCOMPARE(code3->childContexts()[0]->localDeclarations().size(), 2);
QVERIFY(code3->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QVERIFY(code3->childContexts()[0]->localDeclarations()[1]->abstractType().cast<StructureType>());
lock.unlock();
code3.parse(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::ForceUpdateRecursive, true);
lock.lock();
QCOMPARE(code3->localDeclarations().size(), 2);
QCOMPARE(code3->childContexts().size(), 1);
QCOMPARE(code3->childContexts()[0]->localDeclarations().size(), 2);
QVERIFY(code3->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QVERIFY(code3->childContexts()[0]->localDeclarations()[1]->abstractType().cast<StructureType>());
}
{
QString text = "class C { class D d; };";
InsertIntoDUChain code("testsimplified.cpp", text);
code.parse(TopDUContext::AllDeclarationsContextsUsesAndAST);
DUChainReadLocker lock;
dumpAST(code);
//The forward-declaration of 'D' is forwarded into the top-context
QCOMPARE(code->localDeclarations().size(), 2);
Declaration* classDecl = code->localDeclarations()[0];
QCOMPARE(code->childContexts().size(), 1);
QCOMPARE(code->childContexts()[0]->localDeclarations().size(), 1);
QVERIFY(code->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QCOMPARE(code->childContexts()[0]->localDeclarations()[0]->abstractType()->toString(), QString("D"));
lock.unlock();
code.parse(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::ForceUpdate, true);
lock.lock();
QCOMPARE(code->localDeclarations().size(), 2);
//Verify that an update has happened, rather than recreating everything
QCOMPARE(code->localDeclarations()[0], classDecl);
QCOMPARE(code->childContexts().size(), 1);
QCOMPARE(code->childContexts()[0]->localDeclarations().size(), 1);
QVERIFY(code->childContexts()[0]->localDeclarations()[0]->abstractType().cast<StructureType>());
QCOMPARE(code->childContexts()[0]->localDeclarations()[0]->abstractType()->toString(), QString("D"));
}
{
QString text = "class C {int test(); int mem; }; void test(int a); int i;";
InsertIntoDUChain code("testsimplified.cpp", text);
code.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST);
DUChainReadLocker lock;
dumpAST(code);
QCOMPARE(code->localDeclarations().size(), 3);
QCOMPARE(code->childContexts().size(), 1);
QCOMPARE(code->childContexts()[0]->localDeclarations().size(), 2);
QVERIFY(!code->childContexts()[0]->localDeclarations()[0]->abstractType());
QVERIFY(!code->childContexts()[0]->localDeclarations()[1]->abstractType());
//In simplified parsing mode, the type should not have been built
QVERIFY(!code->localDeclarations()[0]->abstractType());
QVERIFY(code->localDeclarations()[0]->kind() == Declaration::Type);
QVERIFY(!code->localDeclarations()[1]->abstractType());
QVERIFY(code->localDeclarations()[1]->kind() == Declaration::Instance);
QVERIFY(!code->localDeclarations()[2]->abstractType());
QVERIFY(code->localDeclarations()[2]->kind() == Declaration::Instance);
{
uint count;
const KDevelop::CodeModelItem* items;
KDevelop::CodeModel::self().items(code->url(), count, items);
for(uint a = 0; a < count; ++a) {
if(items[a].id == code->localDeclarations()[0]->qualifiedIdentifier()) {
QVERIFY(items[a].kind & KDevelop::CodeModelItem::Class);
}
}
}
}
{
InsertIntoDUChain codeA("A.h", "#ifndef A_H\n #define A_H\n class A{}; \n#endif");
InsertIntoDUChain codeB("B.h", "#include <A.h>\n class B{};");
codeB.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::Recursive);
DUChainReadLocker lock;
//This is not only for debug-output, but also verifies that the AST is there as requesed
dumpAST(codeA);
QCOMPARE(codeB->importedParentContexts().size(), 1);
QCOMPARE(codeA->localDeclarations().size(), 1);
QVERIFY(codeA->parsingEnvironmentFile()->featuresSatisfied((TopDUContext::Features)(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::Recursive)));
QVERIFY(codeB->parsingEnvironmentFile()->featuresSatisfied((TopDUContext::Features)(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::Recursive)));
lock.unlock();
//Update with more features
codeB.parse(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::Recursive, true);
lock.lock();
QCOMPARE(codeB->importedParentContexts().size(), 1);
QCOMPARE(codeA->localDeclarations().size(), 1);
QVERIFY(codeA->parsingEnvironmentFile()->featuresSatisfied((TopDUContext::Features)(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::Recursive)));
QVERIFY(codeB->parsingEnvironmentFile()->featuresSatisfied((TopDUContext::Features)(TopDUContext::AllDeclarationsContextsUsesAndAST | TopDUContext::Recursive)));
}
{
///Test whether "empty" files work
InsertIntoDUChain codeA("Q.h", "");
InsertIntoDUChain codeB("B.h", "#include <Q.h>\n class B{};");
codeB.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::Recursive);
DUChainReadLocker lock;
QCOMPARE(codeB->importedParentContexts().size(), 1);
QVERIFY(codeA->localDeclarations().isEmpty());
QVERIFY(!codeA->parsingEnvironmentFile()->isProxyContext());
}
{
///Test the 'ignoring' of header-guards
InsertIntoDUChain codeA("A.h", "#ifndef A_H\n #define A_H\n class A{};\n #ifdef HONK\n class Honk {};\n #endif\n \n#endif \n");
InsertIntoDUChain codeB("B.h", "#define A_H\n \n #include <A.h>\n class B{};");
QVERIFY(!codeA.tryGet());
codeB.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::Recursive);
DUChainReadLocker lock;
//This is not only for debug-output, but also verifies that the AST is there as requesed
dumpAST(codeA);
QCOMPARE(codeA->localDeclarations().size(), 1);
QCOMPARE(codeB->importedParentContexts().size(), 1);
lock.unlock();
codeB.parse(TopDUContext::SimplifiedVisibleDeclarationsAndContexts | TopDUContext::AST | TopDUContext::ForceUpdateRecursive | TopDUContext::Recursive);
lock.lock();
QCOMPARE(codeA->localDeclarations().size(), 1);
QCOMPARE(codeB->importedParentContexts().size(), 1);
}
}
