================
@@ -57,235 +68,288 @@ class RequestHandler {
DAP &dap;
};
-class AttachRequestHandler : public RequestHandler {
-public:
- using RequestHandler::RequestHandler;
+/// Base class for handling DAP requests. Handlers should declare their
+/// arguments and response body types like:
+///
+/// class MyRequestHandler : public RequestHandler<Arguments, ResponseBody> {
+/// ....
+/// };
+template <typename Args, typename Body>
+class RequestHandler : public BaseRequestHandler {
+ using BaseRequestHandler::BaseRequestHandler;
+
+ void operator()(const llvm::json::Object &request) const override {
+ /* no-op, the other overload handles json coding. */
+ }
+
+ void operator()(const protocol::Request &request) const override {
+ protocol::Response response;
+ response.request_seq = request.seq;
+ response.command = request.command;
+ Args arguments;
+ llvm::json::Path::Root root;
+ if (request.rawArguments &&
+ !fromJSON(request.rawArguments, arguments, root)) {
----------------
vogelsgesang wrote:
I think we should handle the case of missing arguments here...
Something like
```
if constexpr (!std::is_same_v< Args, std::monostate>) {
if (!request.rawArguments) {
// Send error...
return;
}
if (!fromJSON(request.rawArguments, arguments, root)) {
// Send error...
return;
}
}
```
https://github.com/llvm/llvm-project/pull/130090
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