From 9341129d149dfafa6b652d9a4a0ca32ccf3cef5f Mon Sep 17 00:00:00 2001
From: Kelly Thomas <kelly.thomas@hotmail.com.au>
Date: Sat, 11 Aug 2018 00:41:46 +0800
Subject: mono: add IsInstanceValid(), move WeakRef()

---
 modules/mono/glue/cs_files/GD.cs               |  5 -----
 modules/mono/glue/cs_files/ObjectExtensions.cs | 17 +++++++++++++++++
 modules/mono/glue/cs_files/VERSION.txt         |  2 +-
 3 files changed, 18 insertions(+), 6 deletions(-)
 create mode 100644 modules/mono/glue/cs_files/ObjectExtensions.cs

diff --git a/modules/mono/glue/cs_files/GD.cs b/modules/mono/glue/cs_files/GD.cs
index 43de9156f2..0a5d703f27 100644
--- a/modules/mono/glue/cs_files/GD.cs
+++ b/modules/mono/glue/cs_files/GD.cs
@@ -192,10 +192,5 @@ namespace Godot
         {
             return NativeCalls.godot_icall_Godot_var2str(var);
         }
-
-        public static WeakRef WeakRef(Object obj)
-        {
-            return NativeCalls.godot_icall_Godot_weakref(Object.GetPtr(obj));
-        }
     }
 }
diff --git a/modules/mono/glue/cs_files/ObjectExtensions.cs b/modules/mono/glue/cs_files/ObjectExtensions.cs
new file mode 100644
index 0000000000..5c9e6609f4
--- /dev/null
+++ b/modules/mono/glue/cs_files/ObjectExtensions.cs
@@ -0,0 +1,17 @@
+using System;
+
+namespace Godot
+{
+    public partial class Object
+    {
+        public static bool IsInstanceValid(Object instance)
+        {
+            return instance != null && instance.NativeInstance != IntPtr.Zero;
+        }
+
+        public static WeakRef WeakRef(Object obj)
+        {
+            return NativeCalls.godot_icall_Godot_weakref(Object.GetPtr(obj));
+        }
+    }
+}
diff --git a/modules/mono/glue/cs_files/VERSION.txt b/modules/mono/glue/cs_files/VERSION.txt
index 7f8f011eb7..45a4fb75db 100755
--- a/modules/mono/glue/cs_files/VERSION.txt
+++ b/modules/mono/glue/cs_files/VERSION.txt
@@ -1 +1 @@
-7
+8
-- 
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