logic: implemented recording template variable specialization edges

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

@@ -578,6 +578,7 @@ DEF_VISIT_TYPE_PTR(ClassTemplateSpecializationDecl)
 DEF_VISIT_TYPE_PTR(FunctionDecl)
 DEF_VISIT_TYPE_PTR(CXXMethodDecl)
 DEF_VISIT_TYPE_PTR(VarDecl)
+DEF_VISIT_TYPE_PTR(VarTemplateSpecializationDecl)
 DEF_VISIT_TYPE_PTR(FieldDecl)
 DEF_VISIT_TYPE_PTR(TypedefDecl)
 DEF_VISIT_TYPE_PTR(TypeAliasDecl)

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

@@ -117,6 +117,7 @@ public:
 	virtual bool VisitFunctionDecl(clang::FunctionDecl* d);
 	virtual bool VisitCXXMethodDecl(clang::CXXMethodDecl* d);
 	virtual bool VisitVarDecl(clang::VarDecl* d);
+	virtual bool VisitVarTemplateSpecializationDecl(clang::VarTemplateSpecializationDecl* d);
 	virtual bool VisitFieldDecl(clang::FieldDecl* d);
 	virtual bool VisitTypedefDecl(clang::TypedefDecl* d);
 	virtual bool VisitTypeAliasDecl(clang::TypeAliasDecl* d);

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

@@ -89,6 +89,7 @@ DEF_TRAVERSE_TYPE_PTR(CXXTemporaryObjectExpr)
 	virtual void visitTagDecl(clang::TagDecl* d) {}
 	virtual void visitClassTemplateSpecializationDecl(clang::ClassTemplateSpecializationDecl* d) {}
 	virtual void visitVarDecl(clang::VarDecl* d) {}
+	virtual void visitVarTemplateSpecializationDecl(clang::VarTemplateSpecializationDecl* d) {}
 	virtual void visitFieldDecl(clang::FieldDecl* d) {}
 	virtual void visitFunctionDecl(clang::FunctionDecl* d) {}
 	virtual void visitCXXMethodDecl(clang::CXXMethodDecl* d) {}

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

@@ -261,6 +261,32 @@ void CxxAstVisitorComponentIndexer::visitVarDecl(clang::VarDecl* d)
 	}
 }
 
+void CxxAstVisitorComponentIndexer::visitVarTemplateSpecializationDecl(clang::VarTemplateSpecializationDecl* d)
+{
+	if (shouldVisitDecl(d))
+	{
+		clang::NamedDecl* specializedFromDecl;
+
+		// todo: use context and childcontext!!
+		llvm::PointerUnion<clang::VarTemplateDecl*, clang::VarTemplatePartialSpecializationDecl*> pu = d->getSpecializedTemplateOrPartial();
+		if (pu.is<clang::VarTemplateDecl*>())
+		{
+			specializedFromDecl = pu.get<clang::VarTemplateDecl*>();
+		}
+		else if (pu.is<clang::VarTemplatePartialSpecializationDecl*>())
+		{
+			specializedFromDecl = pu.get<clang::VarTemplatePartialSpecializationDecl*>();
+		}
+
+		m_client->recordReference(
+			REFERENCE_TEMPLATE_SPECIALIZATION,
+			getAstVisitor()->getDeclNameCache()->getValue(specializedFromDecl),
+			getAstVisitor()->getDeclNameCache()->getValue(d),
+			getParseLocation(d->getLocation())
+		);
+	}
+}
+
 void CxxAstVisitorComponentIndexer::visitFieldDecl(clang::FieldDecl* d)
 {
 	if (shouldVisitDecl(d))

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

@@ -22,6 +22,7 @@ public:
 	virtual void visitTagDecl(clang::TagDecl* d);
 	virtual void visitClassTemplateSpecializationDecl(clang::ClassTemplateSpecializationDecl* d);
 	virtual void visitVarDecl(clang::VarDecl* d);
+	virtual void visitVarTemplateSpecializationDecl(clang::VarTemplateSpecializationDecl* d);
 	virtual void visitFieldDecl(clang::FieldDecl* d);
 	virtual void visitFunctionDecl(clang::FunctionDecl* d);
 	virtual void visitCXXMethodDecl(clang::CXXMethodDecl* d);