Improve error message for production panel customization.

triplea-game · Jul 10, 2023 · d543cd5 · d543cd5
1 parent fa68931
commit d543cd5
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/game-app/game-core/src/main/java/games/strategy/triplea/ui/TabbedProductionPanel.java b/game-app/game-core/src/main/java/games/strategy/triplea/ui/TabbedProductionPanel.java
@@ -145,8 +145,12 @@ private void checkLists(final List<Tuple<String, List<Rule>>> ruleLists) {
       }
     }
     if (!rulesCopy.isEmpty()) {
+      String missing = "";
+      for (Rule rule : rulesCopy) {
+        missing += rule.getProductionRule().getName() + ", ";
+      }
       throw new IllegalStateException(
-          "production_tabs: must include all player production rules/units");
+          "production_tabs: must include all player production rules/units; missing: " + missing);
     }
   }