From 2c790167256623a08f3b00d6b6adda0483e24be4 Mon Sep 17 00:00:00 2001
From: scepheo <scepheo@gmail.com>
Date: Mon, 24 Nov 2014 19:51:27 +0000
Subject: [PATCH] Added ThrowsError() and IsEmpty() extension methods for
 MethodInfo.

---
 BizHawk.Emulation.Common/Extensions.cs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/BizHawk.Emulation.Common/Extensions.cs b/BizHawk.Emulation.Common/Extensions.cs
index b84b23e31f..cebec05246 100644
--- a/BizHawk.Emulation.Common/Extensions.cs
+++ b/BizHawk.Emulation.Common/Extensions.cs
@@ -22,6 +22,18 @@ namespace BizHawk.Emulation.Common.IEmulatorExtensions
 			return !info.GetCustomAttributes(false).OfType<FeatureNotImplemented>().Any();
 		}
 
+		public static bool ThrowsError(this MethodInfo info)
+		{
+			var il = info.GetMethodBody().GetILAsByteArray();
+			return (il[il.Length - 1] == 0x7A);
+		}
+
+		public static bool IsEmpty(this MethodInfo info)
+		{
+			var il = info.GetMethodBody().GetILAsByteArray();
+			return (il.Length == 1 && il[0] == 0x2A);
+		}
+
 		public static bool IsImplemented(this PropertyInfo info)
 		{
 			return !info.GetCustomAttributes(false).OfType<FeatureNotImplemented>().Any();