Improved anonymous type context.

ICSharpCode.NRefactory.CSharp/Completion/CSharpCompletionEngine.cs

@@ -440,7 +440,6 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 				if (!(char.IsLetter (completionChar) || completionChar == '_') && (!controlSpace || identifierStart == null || !(identifierStart.Item2 is ArrayInitializerExpression))) {
 					return controlSpace ? HandleAccessorContext () ?? DefaultControlSpaceItems (identifierStart) : null;
 				}
-				
 				char prevCh = offset > 2 ? document.GetCharAt (offset - 2) : ';';
 				char nextCh = offset < document.TextLength ? document.GetCharAt (offset) : ' ';
 				const string allowedChars = ";,[](){}+-*/%^?:&|~!<>=";
@@ -470,6 +469,11 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 				}
 				CSharpResolver csResolver;
 				AstNode n = identifierStart.Item2;
+				
+				if (n != null && n.Parent is AnonymousTypeCreateExpression) {
+					AutoSelect = false;
+				}
+				
 				// Handle foreach (type name _
 				if (n is IdentifierExpression) {
 					var prev = n.GetPrevNode () as ForeachStatement;
@@ -2019,10 +2023,11 @@ namespace ICSharpCode.NRefactory.CSharp.Completion
 			
 			// try expression in anonymous type "new { sample = x$" case
 			if (expr == null) {
-				baseUnit = ParseStub ("a };", false);
+				baseUnit = ParseStub ("a", false);
+				Print (baseUnit);
 				expr = baseUnit.GetNodeAt<AnonymousTypeCreateExpression> (location.Line, location.Column); 
 				if (expr != null)
-					expr = baseUnit.GetNodeAt<Expression> (location.Line, location.Column); 
+					expr = baseUnit.GetNodeAt<Expression> (location.Line, location.Column) ?? expr; 
 			}
 			
 			if (expr == null)

ICSharpCode.NRefactory.Tests/CSharp/CodeCompletion/CodeCompletionCSharp3Tests.cs

@@ -402,12 +402,13 @@ class A
 {
 	public static void Main (string[] args)
 	{
-		$from a in args select new { tes$
+		Test($from a in args select new { t$);
 	}
 }
 
 ");
-			Assert.IsTrue(provider == null || provider.Count == 0); // <--- here 0 item in the completion list
+			Assert.IsNotNull(provider);
+			Assert.IsFalse (provider.AutoSelect );
 		}
 		
 		[Test()]
@@ -427,6 +428,7 @@ class A
 
 ");
 			Assert.IsNotNull(provider); // <--- here 0 item in the completion list
+			Assert.IsTrue (provider.AutoSelect );
 			Assert.IsNotNull(provider.Find("a"), "'a' not found");
 			Assert.IsNotNull(provider.Find("new"), "'new' not found");
 			Assert.IsNotNull(provider.Find("args"), "'args' not found");