logic: recording symbol kinds cxx name specifiers (e.g. "std" in "std::string")

src/lib_cxx/data/parser/cxx/CxxAstVisitor.cpp

@@ -281,8 +281,26 @@ bool CxxAstVisitor::TraverseTemplateTemplateParmDecl(clang::TemplateTemplateParm
 
 bool CxxAstVisitor::TraverseNestedNameSpecifierLoc(clang::NestedNameSpecifierLoc loc)
 {
-	// just skip all qualifiers (for now)
-	return true;
+	bool ret = true;
+	if (loc)
+	{
+		for (auto it = m_components.begin(); it != m_components.end(); it++)
+		{
+			(*it)->beginTraverseNestedNameSpecifierLoc(loc);
+		}
+
+		//todo: call method of base class...
+		if (clang::NestedNameSpecifierLoc prefix = loc.getPrefix())
+		{
+			ret = TraverseNestedNameSpecifierLoc(prefix);
+		}
+
+		for (auto it = m_components.rbegin(); it != m_components.rend(); it++)
+		{
+			(*it)->endTraverseNestedNameSpecifierLoc(loc);
+		}
+	}
+	return ret;
 }
 
 bool CxxAstVisitor::TraverseConstructorInitializer(clang::CXXCtorInitializer* init)

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponent.h

@@ -72,6 +72,8 @@ DEF_TRAVERSE_TYPE_PTR(UnresolvedLookupExpr)
 	virtual void beginTraverseTemplateDefaultArgumentLoc() {}
 	virtual void endTraverseTemplateDefaultArgumentLoc() {}
 
+DEF_TRAVERSE_TYPE(NestedNameSpecifierLoc)
+
 DEF_TRAVERSE_CUSTOM_TYPE_PTR(ConstructorInitializer, CXXCtorInitializer)
 
 DEF_TRAVERSE_TYPE_PTR(CXXTemporaryObjectExpr)

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponentIndexer.cpp

@@ -26,6 +26,68 @@ CxxAstVisitorComponentIndexer::~CxxAstVisitorComponentIndexer()
 {
 }
 
+void CxxAstVisitorComponentIndexer::beginTraverseNestedNameSpecifierLoc(const clang::NestedNameSpecifierLoc loc)
+{
+	switch (loc.getNestedNameSpecifier()->getKind())
+	{
+	case clang::NestedNameSpecifier::Identifier:
+		break;
+	case clang::NestedNameSpecifier::Namespace:
+		m_client->recordSymbol(
+			getAstVisitor()->getDeclNameCache()->getValue(loc.getNestedNameSpecifier()->getAsNamespace()),
+			SYMBOL_NAMESPACE,
+			ACCESS_NONE,
+			DEFINITION_NONE
+		);
+		break;
+	case clang::NestedNameSpecifier::NamespaceAlias:
+		m_client->recordSymbol(
+			getAstVisitor()->getDeclNameCache()->getValue(loc.getNestedNameSpecifier()->getAsNamespaceAlias()),
+			SYMBOL_NAMESPACE,
+			ACCESS_NONE,
+			DEFINITION_NONE
+		);
+		m_client->recordSymbol(
+			getAstVisitor()->getDeclNameCache()->getValue(loc.getNestedNameSpecifier()->getAsNamespaceAlias()->getAliasedNamespace()),
+			SYMBOL_NAMESPACE,
+			ACCESS_NONE,
+			DEFINITION_NONE
+		);
+		break;
+	case clang::NestedNameSpecifier::Global:
+	case clang::NestedNameSpecifier::Super:
+		break;
+	case clang::NestedNameSpecifier::TypeSpec:
+	case clang::NestedNameSpecifier::TypeSpecWithTemplate:
+		if (const clang::CXXRecordDecl* recordDecl = loc.getNestedNameSpecifier()->getAsRecordDecl())
+		{
+			SymbolKind symbolKind = SYMBOL_KIND_MAX;
+			if (recordDecl->isClass())
+			{
+				symbolKind = SYMBOL_CLASS;
+			}
+			else if (recordDecl->isStruct())
+			{
+				symbolKind = SYMBOL_STRUCT;
+			}
+			else if (recordDecl->isUnion())
+			{
+				symbolKind = SYMBOL_UNION;
+			}
+
+			if (symbolKind != SYMBOL_KIND_MAX)
+			{
+				m_client->recordSymbol(
+					getAstVisitor()->getDeclNameCache()->getValue(recordDecl),
+					symbolKind,
+					ACCESS_NONE,
+					DEFINITION_NONE
+				);
+			}
+		}
+	}
+}
+
 void CxxAstVisitorComponentIndexer::beginTraverseTemplateArgumentLoc(const clang::TemplateArgumentLoc& loc)
 {
 	if (

src/lib_cxx/data/parser/cxx/CxxAstVisitorComponentIndexer.h

@@ -15,6 +15,7 @@ public:
 	CxxAstVisitorComponentIndexer(CxxAstVisitor* astVisitor, clang::ASTContext* astContext, ParserClient* client, FileRegister* fileRegister);
 	virtual ~CxxAstVisitorComponentIndexer();
 
+	virtual void beginTraverseNestedNameSpecifierLoc(const clang::NestedNameSpecifierLoc loc);
 	virtual void beginTraverseTemplateArgumentLoc(const clang::TemplateArgumentLoc& loc);
 	virtual void beginTraverseLambdaCapture(clang::LambdaExpr *lambdaExpr, const clang::LambdaCapture *capture);