When parsing dsjson, skip lines not starting with "{" (#1593)

VowpalWabbit · Sep 10, 2018 · 118899d · 118899d
1 parent d08381f
commit 118899d
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/vowpalwabbit/parse_example_json.h b/vowpalwabbit/parse_example_json.h
@@ -1190,6 +1190,13 @@ int read_features_json(vw* all, v_array<example*>& examples)
     line[num_chars] = '\0';
     if (all->p->decision_service_json)
     {
+      // Skip lines that do not start with "{"
+      if (line[0] != '{')
+      {
+        reread = true;
+        continue;
+      }
+
       DecisionServiceInteraction interaction;
       VW::template read_line_decision_service_json<audit>(*all, examples, line, num_chars, false, reinterpret_cast<VW::example_factory_t>(&VW::get_unused_example), all, &interaction);