1

Src/Core/Extensions/Func.cs

@@ -8,7 +8,8 @@ namespace BITKit
     {
         public static IEnumerable<Func<T>> CastAsFunc<T>(this Func<T> self)
         {
-            return self is null ? Array.Empty<Func<T>>() : self?.GetInvocationList().Cast<Func<T>>();
+            var value = self;
+            return value is null? Array.Empty<Func<T>>() : self?.GetInvocationList().Cast<Func<T>>();
         }
         public static IEnumerable<Func<T0, T1>> CastAsFunc<T0, T1>(this Func<T0, T1> self)
         {

Src/Core/Extensions/IEnumerable.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 
@@ -186,6 +187,10 @@ namespace BITKit
                 self.Add(key, value);
             }
         }
+        public static TValue Get<TKey,TValue>(this IDictionary<Type,TValue> self)
+        {
+            return self[typeof(TKey)];
+        }
         public static TValue Get<TKey, TValue>(this IDictionary<TKey, TValue> self, TKey key) where TValue : new()
         {
             lock (self)