fixed imports-completion after newline

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/vbnet@6145 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/BackendBindings/VBNetBinding/Project/Src/CompletionDataHelper.cs

@@ -34,7 +34,7 @@ namespace ICSharpCode.VBNetBinding
 			List<ICompletionEntry> data = new List<ICompletionEntry>();
 			
 			if (expressionResult.Context != ExpressionContext.Global && expressionResult.Context != ExpressionContext.TypeDeclaration) {
-				if (expressionResult.Context == ExpressionContext.Importable && expressionResult.Expression.Equals("Imports", StringComparison.OrdinalIgnoreCase)) {
+				if (expressionResult.Context == ExpressionContext.Importable && string.IsNullOrWhiteSpace(expressionResult.Expression)) {
 					expressionResult.Expression = "Global";
 				}
 				var rr = resolver.Resolve(expressionResult, info, editor.Document.Text);

src/Libraries/NRefactory/Project/Src/Lexer/VBNet/ExpressionFinder.atg

@@ -274,16 +274,9 @@ OptionStatement =
 	"Option" ( ( "Explicit" | "Strict" | "Infer" ) [ "Off" | "On" ] | "Compare" ( "Text" | "Binary" ) )  StatementTerminator
 .
 
-ImportsStatement
-	(. PushContext(Context.Importable, la, t); .)
-= 
-	"Imports" 
-	(.
-		nextTokenIsStartOfImportsOrAccessExpression = true;
-		
-		if (la != null)
-			CurrentBlock.lastExpressionStart = la.Location;
-	.)
+ImportsStatement =
+	"Imports" (. PushContext(Context.Importable, la, t); .)
+	(. nextTokenIsStartOfImportsOrAccessExpression = true;	.)
 	(
 		( "Global" | Identifier | PrimitiveTypeName ) { TypeSuffix } [ ( "." | "=" ) TypeName ]
 		| XmlOpenTag Identifier "=" LiteralString XmlCloseTag

src/Libraries/NRefactory/Project/Src/Lexer/VBNet/Parser.cs

@@ -1442,7 +1442,6 @@ partial class ExpressionFinder {
 				if (la == null) { currentState = 2; break; }
 				if (la.kind == 137) {
 					stateStack.Push(2);
-					PushContext(Context.Importable, la, t);
 					goto case 618;
 				} else {
 					goto case 3;
@@ -7092,11 +7091,8 @@ partial class ExpressionFinder {
 				break;
 			}
 			case 619: {
-				nextTokenIsStartOfImportsOrAccessExpression = true;
-					
-					if (la != null)
-						CurrentBlock.lastExpressionStart = la.Location;
-
+				PushContext(Context.Importable, la, t);
+				nextTokenIsStartOfImportsOrAccessExpression = true;	
 				goto case 620;
 			}
 			case 620: {

src/Main/Base/Test/VBExpressionFinderTests.cs

@@ -52,7 +52,7 @@ End Class
 		const string program4 = @"
 Class MainClass
 	Sub A
-		Dim a 
+		Dim a " + @"
 	End Sub
 End Class
 		";
@@ -131,6 +131,12 @@ End Class
 	Private Function CreateFolder(
 End Module", "(", 1, "", ExpressionContext.Parameter);
 		}
+		
+		[Test]
+		public void FindAfterNewLineImport()
+		{
+			Find("Imports System\n", "\n", 1, "", ExpressionContext.Global);
+		}
 		#endregion
 		
 		#region Context Tests

src/Main/ICSharpCode.SharpDevelop.Dom/Project/Src/VBNet/VBNetExpressionFinder.cs

@@ -66,7 +66,7 @@ namespace ICSharpCode.SharpDevelop.Dom.VBNet
 				t = lexer.NextToken();
 			}
 			
-			if (t.EndLocation == targetPosition && t.Kind <= Tokens.ColonAssign && t.Kind > Tokens.Identifier) {
+			if (t.EndLocation == targetPosition && ((t.Kind <= Tokens.ColonAssign && t.Kind > Tokens.Identifier) || t.Kind == Tokens.EOL)) {
 				p.InformToken(t);
 				t = lexer.NextToken();
 			}
@@ -82,11 +82,6 @@ namespace ICSharpCode.SharpDevelop.Dom.VBNet
 				p.Advance();
 			}
 			
-			if (t.EndLocation == targetPosition && t.Kind <= Tokens.ColonAssign && t.Kind > Tokens.Identifier) {
-				p.InformToken(t);
-				p.Advance();
-			}
-			
 			BitArray expectedSet;
 			
 			try {