Log all broken reactions.

Content.Shared/EntryPoint.cs

@@ -1,12 +1,14 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
+using Content.Shared.Chemistry;
 using Content.Shared.Maps;
 using Robust.Shared.ContentPack;
 using Robust.Shared.Interfaces.Map;
 using Robust.Shared.IoC;
 using Robust.Shared.Localization;
 using Robust.Shared.Localization.Macros;
+using Robust.Shared.Log;
 using Robust.Shared.Prototypes;
 
 namespace Content.Shared
@@ -39,6 +41,33 @@
             base.PostInit();
 
             _initTileDefinitions();
+            CheckReactions();
+        }
+
+        private void CheckReactions()
+        {
+            foreach (var reaction in _prototypeManager.EnumeratePrototypes<ReactionPrototype>())
+            {
+                foreach (var reactant in reaction.Reactants.Keys)
+                {
+                    if (!_prototypeManager.HasIndex<ReagentPrototype>(reactant))
+                    {
+                        Logger.ErrorS(
+                            "chem", "Reaction {reaction} has unknown reactant {reagent}.",
+                            reaction.ID, reactant);
+                    }
+                }
+
+                foreach (var product in reaction.Products.Keys)
+                {
+                    if (!_prototypeManager.HasIndex<ReagentPrototype>(product))
+                    {
+                        Logger.ErrorS(
+                            "chem", "Reaction {reaction} has unknown product {product}.",
+                            reaction.ID, product);
+                    }
+                }
+            }
         }
 
         private void _initTileDefinitions()
@@ -55,6 +84,7 @@
                 {
                     continue;
                 }
+
                 prototypeList.Add(tileDef);
             }