From 15740faf9fe9fe4be08965098bbf2947e096aeeb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 14 Aug 2019 22:50:43 +0800
Subject: +Unity Runtime code

---
 Runtime/Export/Internal/DefaultValueAttribute.cs | 43 ++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 Runtime/Export/Internal/DefaultValueAttribute.cs

(limited to 'Runtime/Export/Internal/DefaultValueAttribute.cs')

diff --git a/Runtime/Export/Internal/DefaultValueAttribute.cs b/Runtime/Export/Internal/DefaultValueAttribute.cs
new file mode 100644
index 0000000..a664aa4
--- /dev/null
+++ b/Runtime/Export/Internal/DefaultValueAttribute.cs
@@ -0,0 +1,43 @@
+using System;
+
+namespace UnityEngine.Internal
+{
+	/// <summary>
+	/// Adds default value information for optional parameters
+	/// </summary>
+	[Serializable]
+	[AttributeUsage(AttributeTargets.Parameter | AttributeTargets.GenericParameter)]
+	public class DefaultValueAttribute : Attribute
+	{
+		private object DefaultValue;
+
+		public DefaultValueAttribute (string value)
+		{
+			DefaultValue = value;
+		}
+
+		public object Value {
+			get { return DefaultValue; }
+		}
+
+		public override bool Equals (object obj)
+		{
+			DefaultValueAttribute dva = (obj as DefaultValueAttribute);
+			if (dva == null)
+				return false;
+
+			if (DefaultValue == null)
+				return (dva.Value == null);
+
+			return DefaultValue.Equals (dva.Value);
+		}
+
+		public override int GetHashCode()
+		{
+			if (DefaultValue == null)
+				return base.GetHashCode ();
+			return DefaultValue.GetHashCode();
+		}
+
+	}
+}
-- 
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