From b393e3415087963c824b6f01950fc8f52c4bdcdb Mon Sep 17 00:00:00 2001
From: shedaniel <daniel@shedaniel.me>
Date: Sat, 25 Jun 2022 22:36:47 +0800
Subject: Detect unbound categories

---
 .../rei/impl/client/registry/display/DisplayRegistryImpl.java       | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/runtime/src/main/java/me/shedaniel/rei/impl/client/registry/display/DisplayRegistryImpl.java b/runtime/src/main/java/me/shedaniel/rei/impl/client/registry/display/DisplayRegistryImpl.java
index ed7c722d6..af84abe0f 100644
--- a/runtime/src/main/java/me/shedaniel/rei/impl/client/registry/display/DisplayRegistryImpl.java
+++ b/runtime/src/main/java/me/shedaniel/rei/impl/client/registry/display/DisplayRegistryImpl.java
@@ -260,6 +260,12 @@ public class DisplayRegistryImpl extends RecipeManagerContextImpl<REIClientPlugi
                 addWithReason(recipe, DisplayAdditionReason.RECIPE_MANAGER);
             }
         }
+        
+        for (CategoryIdentifier<?> identifier : displays.keySet()) {
+            if (CategoryRegistry.getInstance().tryGet(identifier).isEmpty()) {
+                RoughlyEnoughItemsCore.LOGGER.throwException(new IllegalStateException("Displays registered for unknown registry: " + identifier));
+            }
+        }
     }
     
     @Override
-- 
cgit