Initial Commit

Runtime/SerializableFunc/SerializableFunc.cs

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+using System;
+using System.Linq;
+using System.Reflection;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace Utilities.SerializableData.SerializableFunc
+{
+    [System.Serializable]
+    public class SerializableFunc<TReturn>
+    {
+        [SerializeField] protected Object targetObject;
+        [SerializeField] protected string methodName;
+
+        private Func<TReturn> func;
+
+        public Func<TReturn> Func { get { return GetReturnedFunc(); } }
+
+        public TReturn Invoke()
+        {
+            Func<TReturn> func = GetReturnedFunc();
+
+            if (func != null) return func();
+            return default;
+        }
+
+        #region Protected Interface
+
+        protected Func<TReturn> GetReturnedFunc()
+        {
+            if (func == null)
+            {
+                if (targetObject == null) return null;
+                if (string.IsNullOrWhiteSpace(methodName)) return null;
+
+                MethodInfo info = targetObject
+                    .GetType()
+                    .GetMethods(BindingFlags.FlattenHierarchy | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance)
+                    .FirstOrDefault(x => IsTargetMethodInfo(x));
+
+                if (info == null) return null;
+
+                func = (Func<TReturn>)Delegate.CreateDelegate(typeof(Func<TReturn>), targetObject, methodName);
+            }
+
+            return func;
+        }
+
+        #endregion
+
+        #region Utility Functions
+
+        private bool IsTargetMethodInfo(MethodInfo x)
+        {
+            return string.Equals(x.Name, methodName, StringComparison.InvariantCultureIgnoreCase)
+                                && x.ReturnType == typeof(TReturn)
+                                && x.GetParameters().Length == 0;
+        }
+
+        #endregion
+
+        #region Operators
+
+        public static implicit operator Func<TReturn>(SerializableFunc<TReturn> serializableFunc)
+        {
+            if (serializableFunc == null) return null;
+
+            return serializableFunc.GetReturnedFunc();
+        }
+
+        #endregion
+    }
+}

Runtime/SerializableFunc/SerializableFunc.cs.meta

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