From 47a47016f30f949eaacc28aceec41d36c22e3e9b Mon Sep 17 00:00:00 2001
From: Daniel Grunwald <daniel@danielgrunwald.de>
Date: Thu, 4 Oct 2012 16:10:00 +0200
Subject: [PATCH] Add support for empty namespaces in the C# type system.

---
 ICSharpCode.NRefactory.CSharp/TypeSystem/CSharpAssembly.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ICSharpCode.NRefactory.CSharp/TypeSystem/CSharpAssembly.cs b/ICSharpCode.NRefactory.CSharp/TypeSystem/CSharpAssembly.cs
index bda16fc326..181099b29c 100644
--- a/ICSharpCode.NRefactory.CSharp/TypeSystem/CSharpAssembly.cs
+++ b/ICSharpCode.NRefactory.CSharp/TypeSystem/CSharpAssembly.cs
@@ -99,6 +99,10 @@ namespace ICSharpCode.NRefactory.CSharp.TypeSystem
 					root = new NS(this);
 					Dictionary<string, NS> dict = new Dictionary<string, NS>(compilation.NameComparer);
 					dict.Add(string.Empty, root);
+					// Add namespaces declared in C# files, even if they're empty:
+					foreach (var usingScope in projectContent.Files.OfType<CSharpUnresolvedFile>().SelectMany(f => f.UsingScopes)) {
+						GetOrAddNamespace(dict, usingScope.NamespaceName);
+					}
 					foreach (var pair in GetTypes()) {
 						NS ns = GetOrAddNamespace(dict, pair.Key.Namespace);
 						if (ns.types != null)