- [NEW] [debugger] Quan hi ha una excepció, ho notifica al adapter i li dona la info necessaria

lua.cpp

@@ -7,7 +7,7 @@
 #include <algorithm>
 #include <vector>
 #include <stack>
-
+#include <set>
 #include <unordered_map>
 #include <string>
 #include <mutex>
@@ -32,6 +32,17 @@ struct FrameInfo {
     //std::vector<Variable> upvalues;
 };
 
+struct StackFrameInfo {
+    std::string file;
+    int line;
+    std::string function;
+};
+std::string lastExceptionTraceback;
+std::vector<StackFrameInfo> lastExceptionStack;
+std::string lastExceptionMessage;
+bool hasException = false;
+
+std::set<std::string> exceptionFilters;// {"all"};
 std::vector<FrameInfo> g_frames;
 
 lua_State *L;
@@ -792,6 +803,78 @@ void sendDebugResponse(const std::string& type, const json& payload) {
     std::cout << "@@DEBUG@@" << msg.dump() << std::endl;
 }
 
+void parseLuaTraceback(const char* tb, std::vector<StackFrameInfo>& out) {
+    out.clear();
+    if (!tb) return;
+
+    std::stringstream ss(tb);
+    std::string line;
+
+    bool inFrames = false;
+
+    while (std::getline(ss, line)) {
+        // Quitar espacios iniciales y tabs
+        while (!line.empty() && (line[0] == ' ' || line[0] == '\t'))
+            line.erase(line.begin());
+
+        // Saltar la primera línea (mensaje de error)
+        if (!inFrames) {
+            if (line.rfind("stack traceback:", 0) == 0) {
+                inFrames = true;
+            }
+            continue;
+        }
+
+        // Formato esperado:
+        // [string "modules.ia.hero"]:189: in field 'ia'
+        //
+        // O:
+        // [string "main"]:34: in function <[string "main"]:32>
+
+        if (line.rfind("[string \"", 0) != 0)
+            continue;
+
+        // Extraer chunk name
+        size_t q1 = line.find('"');
+        size_t q2 = line.find('"', q1 + 1);
+        if (q1 == std::string::npos || q2 == std::string::npos)
+            continue;
+
+        std::string chunk = line.substr(q1 + 1, q2 - q1 - 1);
+
+        // Extraer línea
+        size_t colon1 = line.find(':', q2 + 1);
+        if (colon1 == std::string::npos)
+            continue;
+
+        size_t colon2 = line.find(':', colon1 + 1);
+        if (colon2 == std::string::npos)
+            continue;
+
+        int lineNumber = std::stoi(line.substr(colon1 + 1, colon2 - colon1 - 1));
+
+        // Extraer nombre de función (si existe)
+        std::string func = "unknown";
+
+        size_t inField = line.find("in field '");
+        if (inField != std::string::npos) {
+            size_t start = inField + 10;
+            size_t end = line.find("'", start);
+            func = line.substr(start, end - start);
+        }
+
+        size_t inFunc = line.find("in function <");
+        if (inFunc != std::string::npos) {
+            func = "anonymous";
+        }
+
+        // Convertir chunk → ruta real
+        std::string filePath = chunkToPath(chunk);
+
+        out.push_back({ filePath, lineNumber, func });
+    }
+}
+
 void processDebugCommand(const std::string& line) {
     //printf("COMANDO PROCESADO: %s\n", line.c_str());
     if (!line.starts_with("@@DEBUGCMD@@"))
@@ -855,8 +938,33 @@ void processDebugCommand(const std::string& line) {
         g_paused = false;
     }
     else if (cmd == "stackTrace") {
-        json result = getStackTrace(L);
-        sendDebugResponse("stackTrace", result);
+        if (hasException) {
+            parseLuaTraceback(lastExceptionTraceback.c_str(), lastExceptionStack);
+
+            json frames = json::array();
+
+            for (size_t i = 0; i < lastExceptionStack.size(); i++) {
+                frames.push_back({
+                    { "id", (int)i + 1 },
+                    { "name", lastExceptionStack[i].function },
+                    { "line", lastExceptionStack[i].line },
+                    { "column", 1 },
+                    { "source", {
+                        { "path", lastExceptionStack[i].file }
+                    }}
+                });
+            }
+
+            json result = {
+                { "stackFrames", frames },
+                { "totalFrames", frames.size() }
+            };
+
+            sendDebugResponse("stackTrace", result);
+        } else {
+            json result = getStackTrace(L);
+            sendDebugResponse("stackTrace", result);
+        }
     }
     else if (cmd == "locals") {
         int frame = j.value("frame", 0);
@@ -931,7 +1039,12 @@ void processDebugCommand(const std::string& line) {
 
         sendDebugResponse("setVariable", result);
     }
-
+    else if (cmd == "setExceptionFilters") {
+        exceptionFilters.clear();
+        for (auto& f : j["filters"]) {
+            exceptionFilters.insert(f.get<std::string>());
+        }
+    }
 }
 
 bool checkBreakpointCondition(lua_State* L, const Breakpoint& bp) {
@@ -2719,19 +2832,71 @@ void lua_call_init() {
     }
 }
 
+void sendExceptionStoppedEvent(const std::string& msg) {
+    json payload = {
+        { "reason", "exception" },
+        { "text", msg }
+    };
+    sendDebugResponse("stopped", payload);
+}
+
+int luaErrorHandler(lua_State* L) {
+    const char* msg = lua_tostring(L, 1);
+    if (!msg) msg = "Unknown error";
+
+    // Construir traceback
+    luaL_traceback(L, L, msg, 1);
+
+    const char* tb = lua_tostring(L, -1);
+    if (tb) {
+        lastExceptionTraceback = tb;
+    } else {
+        lastExceptionTraceback = msg;
+    }
+
+    // Devolver el traceback a Lua (aunque luego Lua lo sustituya)
+    return 1;
+}
+
 void lua_call_update() {
     if (!update_exists) return;
     function_has_breakpoints = false;
     while (!funBreakStack.empty()) funBreakStack.pop();
-    lua_process_debugger_commands();
+    //lua_process_debugger_commands();
     delta_time = float(SDL_GetTicks() - last_update)/1000.0f;
     last_update = SDL_GetTicks();
     lua_getglobal(L, "mini");
     lua_getfield(L, -1, "update");
-    if (lua_pcall(L, 0, 0, 0)) {
-        log_msg(LOG_LUART, "%s\n", lua_tostring(L, -1));
-        lua_pop(L,1);
+
+    lua_pushcfunction(L, luaErrorHandler);
+    lua_insert(L, -2); // poner handler debajo de la función
+    int status = lua_pcall(L, 0, 0, -2);
+    lua_pop(L, 1); // quitar handler
+
+    if (status != LUA_OK) {
+        //log_msg(LOG_LUART, "%s\n", lua_tostring(L, -1));
+        //lua_pop(L,1);
         is_playing = false;
+
+        lastExceptionMessage = lastExceptionTraceback;
+
+        // Limpiar stack anterior
+        //lastExceptionStack.clear();
+
+        // Parsear traceback en frames
+        //parseLuaTraceback(tb, lastExceptionStack);
+
+        lua_pop(L, 1); // pop traceback y error
+
+        hasException = true;
+
+        if (exceptionFilters.count("all") || exceptionFilters.count("uncaught")) {
+            sendExceptionStoppedEvent(lastExceptionMessage);
+            return;
+        }
+
+        sendLogOutput(lastExceptionMessage);
+        return;
     }
 }
 

mini.cpp

@@ -791,6 +791,7 @@ int main(int argc,char*argv[]){
             
             if (SDL_GetTicks()-dt>13) {
                 dt = SDL_GetTicks();
+                lua_process_debugger_commands();
                 if (lua_is_playing()) {
                     lua_call_update();
                 } else {