some update.

tests/test.cpp

@@ -1,10 +1,17 @@
 #include <gtest/gtest.h>
 #include <AST/ParsedAST.h>
+#include <Feature/SemanticTokens.h>
 
 namespace {
 
 using namespace clang;
 
+template <typename T>
+auto f() {
+    using type = typename T::type;
+    return T::value;
+}
+
 TEST(test, test) {
     std::vector<const char*> compileArgs = {
         "clang++",
@@ -14,19 +21,23 @@ TEST(test, test) {
     };
 
     const char* code = R"(
-int x [[maybe_unused]] = 0;
+template<typename T>
+struct X {
+    using type = T;
+    static constexpr bool value = true;
+};
+
+template <typename T>
+auto f() {
+    using type = typename X<T>::type::type;
+    return T::value;
+}
 )";
 
     auto AST = clice::ParsedAST::build("main.cpp", code, compileArgs);
     auto fileID = AST->getFileID("main.cpp");
-    auto tokens = AST->spelledTokens(fileID);
-
-    // ClassVisitor visitor(&AST->context);
-    // visitor.TraverseDecl(AST->context.getTranslationUnitDecl());
-
-    for(auto& token: tokens) {
-        llvm::outs() << clang::tok::getTokenName(token.kind()) << ": " << token.text(AST->sourceManager) << "\n";
-    }
+    AST->context.getTranslationUnitDecl()->dump();
+    auto semanticTokens = clice::feature::semanticTokens(*AST, "main.cpp");
 }
 
 }  // namespace