make invalid label index errors clearer

2024-02-11 15:50:53 -08:00
parent 46667bce46
commit 198db59816
1 changed files with 5 additions and 1 deletions
@@ -1840,7 +1840,11 @@ std::string assemble_quest_script(const std::string& text) {
      label->name = line.substr(0, line.size() - 1);
      size_t at_offset = label->name.find('@');
      if (at_offset != string::npos) {
-        label->index = stoul(label->name.substr(at_offset + 1), nullptr, 0);
+        try {
+          label->index = stoul(label->name.substr(at_offset + 1), nullptr, 0);
+        } catch (const exception& e) {
+          throw runtime_error(string_printf("(line %zu) invalid index in label (%s)", line_num, e.what()));
+        }
        label->name.resize(at_offset);
        if (label->name == "start" && label->index != 0) {
          throw runtime_error("start label cannot have a nonzero label ID");