From d935996d8851cff38ae1e4c64a8ff91271cdea89 Mon Sep 17 00:00:00 2001
From: Rolf Bjarne Kvinge <rolf@xamarin.com>
Date: Wed, 9 Sep 2015 11:41:50 +0200
Subject: [PATCH] [mono-api-html] Adding members to an interface is a breaking
 change, so show it in red.

---
 .../corcompare/mono-api-html/MemberComparer.cs     | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/mcs/tools/corcompare/mono-api-html/MemberComparer.cs b/mcs/tools/corcompare/mono-api-html/MemberComparer.cs
index 3c08fed184f..dee528ebc7a 100644
--- a/mcs/tools/corcompare/mono-api-html/MemberComparer.cs
+++ b/mcs/tools/corcompare/mono-api-html/MemberComparer.cs
@@ -61,6 +61,16 @@ namespace Xamarin.ApiDiff {
 		{
 		}
 
+		string GetContainingType (XElement el)
+		{
+			return el.Ancestors ("class").First ().Attribute ("type").Value;
+		}
+
+		bool IsInInterface (XElement el)
+		{
+			return GetContainingType (el) == "interface";
+		}
+
 		public XElement Source { get; set; }
 
 		public virtual bool Find (XElement e)
@@ -183,7 +193,9 @@ namespace Xamarin.ApiDiff {
 		{
 			first = true;
 			Output.WriteLine ("<p>Added {0}:</p>", list.Count () > 1 ? GroupName : ElementName);
-			Output.WriteLine (State.Colorize ? "<pre style='color: green'>" : "<pre>");
+
+			bool isInterface = list.Count () > 0 && IsInInterface (list.First ());
+			Output.WriteLine (State.Colorize ? string.Format ("<pre style='color: {0}'>", isInterface ? "red" : "green") : "<pre>");
 		}
 
 		public override void Added (XElement target)
-- 
2.25.1