fix: NullReferenceException when querying missing components (#308)

Closes: #290
bdunderscore · Aug 4, 2024 · 6142778 · 6142778
1 parent a9033de
commit 6142778
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - [#298] Fixed issue where the scene view was sometimes not refreshed when the pipeline build completes
+- [#309] NullReferenceException from GetParametersForObject when encountering a missing component
 
 ### Changed
 

diff --git a/Editor/EnhancerDatabase.cs b/Editor/EnhancerDatabase.cs
@@ -25,7 +25,7 @@ internal class EnhancerDatabase<T, Interface> where T : Attribute
 
         private EnhancerDatabase()
         {
-            _resolved = new Dictionary<Type, EnhancerDatabase<T, Interface>.Creator>();
+            _resolved = new Dictionary<Type, Creator>();
         }
 
 
@@ -89,6 +89,10 @@ public static bool Query(Component c, out Interface iface)
 
         private bool DoQuery(Component c, out Creator creator)
         {
+            creator = default;
+
+            if (c == null) return false;
+
             if (_resolved.TryGetValue(c.GetType(), out creator))
             {
                 return true;