Added dynamic property binding for VObject

- Borrowed a few MIT licensed utils from Json.Net.

Author: shravan2x

Gameloop.Vdf/Gameloop.Vdf.csproj

@@ -40,6 +40,11 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Utilities\CollectionUtils.cs" />
+    <Compile Include="Utilities\DynamicProxy.cs" />
+    <Compile Include="Utilities\DynamicProxyMetaObject.cs" />
+    <Compile Include="Utilities\ReflectionUtils.cs" />
+    <Compile Include="Utilities\TypeExtensions.cs" />
     <Compile Include="VContainer.cs" />
     <Compile Include="VdfConvert.cs" />
     <Compile Include="VdfReader.cs" />

Gameloop.Vdf/Utilities/CollectionUtils.cs

@@ -0,0 +1,68 @@
+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+
+namespace Gameloop.Vdf.Utilities
+{
+    internal static class CollectionUtils
+    {
+        /// <summary>
+        /// Adds the elements of the specified collection to the specified generic <see cref="IList{T}"/>.
+        /// </summary>
+        /// <param name="initial">The list to add to.</param>
+        /// <param name="collection">The collection of elements to add.</param>
+        public static void AddRange<T>(this IList<T> initial, IEnumerable<T> collection)
+        {
+            if (initial == null)
+            {
+                throw new ArgumentNullException(nameof(initial));
+            }
+
+            if (collection == null)
+            {
+                return;
+            }
+
+            foreach (T value in collection)
+            {
+                initial.Add(value);
+            }
+        }
+        
+        public static T[] ArrayEmpty<T>()
+        {
+            T[] array = Enumerable.Empty<T>() as T[];
+            Debug.Assert(array != null);
+            // Defensively guard against a version of Linq where Enumerable.Empty<T> doesn't
+            // return an array, but throw in debug versions so a better strategy can be
+            // used if that ever happens.
+            return array ?? new T[0];
+        }
+    }
+}

Gameloop.Vdf/Utilities/DynamicProxy.cs

@@ -0,0 +1,106 @@
+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+using System.Collections.Generic;
+using System.Dynamic;
+
+namespace Gameloop.Vdf.Utilities
+{
+    internal class DynamicProxy<T>
+    {
+        public virtual IEnumerable<string> GetDynamicMemberNames(T instance)
+        {
+            return CollectionUtils.ArrayEmpty<string>();
+        }
+
+        public virtual bool TryBinaryOperation(T instance, BinaryOperationBinder binder, object arg, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryConvert(T instance, ConvertBinder binder, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryCreateInstance(T instance, CreateInstanceBinder binder, object[] args, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryDeleteIndex(T instance, DeleteIndexBinder binder, object[] indexes)
+        {
+            return false;
+        }
+
+        public virtual bool TryDeleteMember(T instance, DeleteMemberBinder binder)
+        {
+            return false;
+        }
+
+        public virtual bool TryGetIndex(T instance, GetIndexBinder binder, object[] indexes, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryGetMember(T instance, GetMemberBinder binder, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryInvoke(T instance, InvokeBinder binder, object[] args, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TryInvokeMember(T instance, InvokeMemberBinder binder, object[] args, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        public virtual bool TrySetIndex(T instance, SetIndexBinder binder, object[] indexes, object value)
+        {
+            return false;
+        }
+
+        public virtual bool TrySetMember(T instance, SetMemberBinder binder, object value)
+        {
+            return false;
+        }
+
+        public virtual bool TryUnaryOperation(T instance, UnaryOperationBinder binder, out object result)
+        {
+            result = null;
+            return false;
+        }
+    }
+}