some update.

include/Clang/CompileDatabase.h

@@ -14,14 +14,7 @@ public:
         return instance;
     }
 
-    void load(std::string_view path) {
-        std::string error;
-        database = clang::tooling::CompilationDatabase::loadFromDirectory(path, error);
-        if(!database) {
-            llvm::errs() << "Failed to load compilation database. " << error << "\n";
-            std::terminate();
-        }
-    }
+    void load(std::string_view path);
 
     auto lookup(std::string_view path) {
         auto commands = database->getCompileCommands(path);

include/Clang/ParsedAST.h

@@ -39,7 +39,7 @@ public:
 
     static std::unique_ptr<ParsedAST> build(std::string_view path,
                                             const std::shared_ptr<CompilerInvocation>& invocation,
-                                            const std::shared_ptr<Preamble>& preamble);
+                                            const Preamble& preamble);
 
     auto& Tokens() { return tokens.value; }
 

include/LSP/Server.h

@@ -17,7 +17,7 @@ class Server {
     std::map<std::string_view, void (*)(std::string_view)> methods;
 
 public:
-    int run();
+    int run(int argc, char** argv);
     int exit();
     void handle_message(std::string_view message);
 

include/LSP/Setting.h

@@ -0,0 +1,16 @@
+#include <string_view>
+
+namespace clice {
+
+/// Settings for the LSP server
+struct Setting {
+    /// compile_commands.json file path
+    std::string compile_commands_dictionary = "/build";
+    /// mode of the server: ["pipe", "socket", "index"]
+    std::string mode = "pipe";
+};
+
+/// global setting instance
+inline Setting setting = {};
+
+}  // namespace clice

include/Support/Async.h

@@ -128,11 +128,11 @@ public:
 
     Task(handle_type handle) : handle(handle) {}
 
-    ~Task() {
-        if(handle && !handle.done()) {
-            handle.destroy();
-        }
-    }
+    //~Task() {
+    //    if(handle && !handle.done()) {
+    //        handle.destroy();
+    //    }
+    //}
 
     void resume() { handle.resume(); }