Lock access to DefaultProjectContent.ReferencedContents - can be modified by main thread and solution loading thread.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/2.0@1477 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/Libraries/NRefactory/Project/Src/Output/CSharp/CSharpOutputVisitor.cs

@@ -999,7 +999,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 					outputFormatter.Indent();
 				}
 				OutputModifier(localVariableDeclaration.Modifier);
-				nodeTracker.TrackedVisit(localVariableDeclaration.GetTypeForVariable(i), data);
+				nodeTracker.TrackedVisit(localVariableDeclaration.GetTypeForVariable(i) ?? new TypeReference("object"), data);
 				outputFormatter.Space();
 				nodeTracker.TrackedVisit(v, data);
 				outputFormatter.PrintToken(Tokens.Semicolon);
@@ -1303,9 +1303,18 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			
 			if (doLoopStatement.ConditionType == ConditionType.Until) {
 				outputFormatter.PrintToken(Tokens.Not);
+				outputFormatter.PrintToken(Tokens.OpenParenthesis);
 			}
 			
-			nodeTracker.TrackedVisit(doLoopStatement.Condition, null);
+			if (doLoopStatement.Condition.IsNull) {
+				outputFormatter.PrintToken(Tokens.True);
+			} else {
+				nodeTracker.TrackedVisit(doLoopStatement.Condition, null);
+			}
+			
+			if (doLoopStatement.ConditionType == ConditionType.Until) {
+				outputFormatter.PrintToken(Tokens.CloseParenthesis);
+			}
 			outputFormatter.PrintToken(Tokens.CloseParenthesis);
 		}
 		
@@ -1321,11 +1330,10 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 				outputFormatter.PrintToken(Tokens.Do);
 			}
 			
-			++outputFormatter.IndentationLevel;
 			WriteEmbeddedStatement(doLoopStatement.EmbeddedStatement);
-			--outputFormatter.IndentationLevel;
 			
 			if (doLoopStatement.ConditionPosition == ConditionPosition.End) {
+				outputFormatter.Indent();
 				PrintLoopCheck(doLoopStatement);
 				outputFormatter.PrintToken(Tokens.Semicolon);
 				outputFormatter.NewLine();

src/Libraries/NRefactory/Project/Src/Output/CodeDOM/CodeDOMOutputVisitor.cs

@@ -287,7 +287,7 @@ namespace ICSharpCode.NRefactory.Parser
 			CodeVariableDeclarationStatement declStmt = null;
 			
 			for (int i = 0; i < localVariableDeclaration.Variables.Count; ++i) {
-				CodeTypeReference type = ConvType(localVariableDeclaration.GetTypeForVariable(i));
+				CodeTypeReference type = ConvType(localVariableDeclaration.GetTypeForVariable(i) ?? new TypeReference("object"));
 				VariableDeclaration var = (VariableDeclaration)localVariableDeclaration.Variables[i];
 				if (!var.Initializer.IsNull) {
 					declStmt = new CodeVariableDeclarationStatement(type,

src/Libraries/NRefactory/Project/Src/Output/VBNet/VBNetOutputVisitor.cs

@@ -488,6 +488,9 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			if (fieldDeclaration.Modifier == Modifier.None) {
 				outputFormatter.PrintToken(Tokens.Private);
 				outputFormatter.Space();
+			} else if (fieldDeclaration.Modifier == Modifier.Dim) {
+				outputFormatter.PrintToken(Tokens.Dim);
+				outputFormatter.Space();
 			} else {
 				OutputModifier(fieldDeclaration.Modifier);
 			}
@@ -503,13 +506,18 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		public object Visit(VariableDeclaration variableDeclaration, object data)
 		{
 			outputFormatter.PrintIdentifier(variableDeclaration.Name);
-			outputFormatter.Space();
-			outputFormatter.PrintToken(Tokens.As);
-			outputFormatter.Space();
 			
-			if (variableDeclaration.TypeReference.IsNull && currentVariableType != null) {
-				nodeTracker.TrackedVisit(currentVariableType, data);
+			if (variableDeclaration.TypeReference.IsNull) {
+				if (currentVariableType != null && !currentVariableType.IsNull) {
+					outputFormatter.Space();
+					outputFormatter.PrintToken(Tokens.As);
+					outputFormatter.Space();
+					nodeTracker.TrackedVisit(currentVariableType, data);
+				}
 			} else {
+				outputFormatter.Space();
+				outputFormatter.PrintToken(Tokens.As);
+				outputFormatter.Space();
 				nodeTracker.TrackedVisit(variableDeclaration.TypeReference, data);
 			}
 			
@@ -1440,6 +1448,8 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			exitTokenStack.Push(Tokens.Select);
 			outputFormatter.PrintToken(Tokens.Select);
 			outputFormatter.Space();
+			outputFormatter.PrintToken(Tokens.Case);
+			outputFormatter.Space();
 			nodeTracker.TrackedVisit(switchStatement.SwitchExpression, data);
 			outputFormatter.NewLine();
 			++outputFormatter.IndentationLevel;
@@ -1596,15 +1606,9 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			PrintIndentedBlock(doLoopStatement.EmbeddedStatement);
 			
 			outputFormatter.Indent();
-			if (doLoopStatement.ConditionType == ConditionType.While) {
-				outputFormatter.PrintToken(Tokens.End);
-				outputFormatter.Space();
-				outputFormatter.PrintToken(Tokens.While);
-			} else {
-				outputFormatter.PrintToken(Tokens.Loop);
-			}
+			outputFormatter.PrintToken(Tokens.Loop);
 			
-			if (doLoopStatement.ConditionPosition == ConditionPosition.End) {
+			if (doLoopStatement.ConditionPosition == ConditionPosition.End && !doLoopStatement.Condition.IsNull) {
 				outputFormatter.Space();
 				switch (doLoopStatement.ConditionType) {
 					case ConditionType.While:

src/Libraries/NRefactory/Project/Src/Parser/AST/TypeReference.cs

@@ -306,7 +306,7 @@ namespace ICSharpCode.NRefactory.Parser.AST
 		}
 		public override object AcceptVisitor(IAstVisitor visitor, object data)
 		{
-			return data;
+			return null;
 		}
 		public static NullTypeReference Instance {
 			get {

src/Libraries/NRefactory/Test/General/UnitTest.cs

@@ -29,11 +29,29 @@ namespace ICSharpCode.NRefactory.Tests
 			}
 		}
 		
+		[Test]
+		public void TestUnitTests()
+		{
+			Type[] allTypes = typeof(StructuralTest).Assembly.GetTypes();
+			
+			foreach (Type type in allTypes) {
+				if (type.GetCustomAttributes(typeof(TestFixtureAttribute), true).Length > 0) {
+					foreach (MethodInfo m in type.GetMethods()) {
+						if (m.IsPublic && m.ReturnType == typeof(void) && m.GetParameters().Length == 0) {
+							if (m.GetCustomAttributes(typeof(TestAttribute), true).Length == 0) {
+								Assert.Fail(type.Name + "." + m.Name + " should have the [Test] attribute!");
+							}
+						}
+					}
+				}
+			}
+		}
+		
 //		[Test]
 //		public void TestAcceptVisitorMethods()
 //		{
 //			Type[] allTypes = typeof(AbstractNode).Assembly.GetTypes();
-//			
+//
 //			foreach (Type type in allTypes) {
 //				if (type.IsClass && !type.IsAbstract && type.GetInterface(typeof(INode).FullName) != null) {
 //					MethodInfo methodInfo = type.GetMethod("AcceptVisitor", BindingFlags.Instance | BindingFlags.DeclaredOnly | BindingFlags.Public);

src/Libraries/NRefactory/Test/Output/CSharp/VBToCSharpConverterTest.cs

@@ -299,5 +299,18 @@ namespace ICSharpCode.NRefactory.Tests.PrettyPrinter
 			              "for (long l = 10; l >= 0; l += -1) {\n" +
 			              "}");
 		}
+		
+		[Test]
+		public void DoLoop()
+		{
+			TestStatement("Do \n Loop",
+			              "do {\n" +
+			              "}\n" +
+			              "while (true);");
+			TestStatement("Do \n Loop Until i = 10000",
+			              "do {\n" +
+			              "}\n" +
+			              "while (!(i == 10000));");
+		}
 	}
 }

src/Libraries/NRefactory/Test/Output/VBNet/VBNetOutputTest.cs

@@ -135,6 +135,37 @@ namespace ICSharpCode.NRefactory.Tests.PrettyPrinter
 			              "Next");
 		}
 		
+		[Test]
+		public void DoLoop()
+		{
+			TestStatement("Do\n" +
+			              "Loop");
+			TestStatement("Do\n" +
+			              "Loop While Not (i = 10)");
+		}
+		
+		[Test]
+		public void SelectCase()
+		{
+			TestStatement(@"Select Case i
+	Case 0
+	Case 1 To 4
+	Case Else
+End Select");
+		}
+		
+		[Test]
+		public void UntypedVariable()
+		{
+			TestStatement("Dim x = 0");
+		}
+		
+		[Test]
+		public void UntypedField()
+		{
+			TestTypeMember("Dim x = 0");
+		}
+		
 		[Test]
 		public void Assignment()
 		{

src/Main/Base/Project/Src/Services/ParserService/DefaultProjectContent.cs

@@ -190,10 +190,12 @@ namespace ICSharpCode.Core
 			if (desc != null) {
 				return desc;
 			}
-			foreach (IProjectContent referencedContent in referencedContents) {
-				desc = referencedContent.XmlDoc.GetDocumentation(memberTag);
-				if (desc != null) {
-					return desc;
+			lock (referencedContents) {
+				foreach (IProjectContent referencedContent in referencedContents) {
+					desc = referencedContent.XmlDoc.GetDocumentation(memberTag);
+					if (desc != null) {
+						return desc;
+					}
 				}
 			}
 			return null;
@@ -543,13 +545,15 @@ namespace ICSharpCode.Core
 			
 			// Search in references:
 			if (lookInReferences) {
-				foreach (IProjectContent content in referencedContents) {
-					IClass contentClass = content.GetClass(typeName, typeParameterCount, language, false);
-					if (contentClass != null) {
-						if (contentClass.TypeParameters.Count == typeParameterCount) {
-							return contentClass;
-						} else {
-							c = contentClass;
+				lock (referencedContents) {
+					foreach (IProjectContent content in referencedContents) {
+						IClass contentClass = content.GetClass(typeName, typeParameterCount, language, false);
+						if (contentClass != null) {
+							if (contentClass.TypeParameters.Count == typeParameterCount) {
+								return contentClass;
+							} else {
+								c = contentClass;
+							}
 						}
 					}
 				}
@@ -598,8 +602,10 @@ namespace ICSharpCode.Core
 			}
 			
 			if (lookInReferences) {
-				foreach (IProjectContent content in referencedContents) {
-					content.AddNamespaceContents(list, nameSpace, language, false);
+				lock (referencedContents) {
+					foreach (IProjectContent content in referencedContents) {
+						content.AddNamespaceContents(list, nameSpace, language, false);
+					}
 				}
 			}
 			
@@ -665,9 +671,11 @@ namespace ICSharpCode.Core
 			}
 			
 			if (lookInReferences) {
-				foreach (IProjectContent content in referencedContents) {
-					if (content.NamespaceExists(name, language, false)) {
-						return true;
+				lock (referencedContents) {
+					foreach (IProjectContent content in referencedContents) {
+						if (content.NamespaceExists(name, language, false)) {
+							return true;
+						}
 					}
 				}
 			}

src/Main/Base/Project/Src/Services/ParserService/ParseProjectContent.cs

@@ -74,7 +74,11 @@ namespace ICSharpCode.Core
 		void UpdateReferenceInterDependencies()
 		{
 			// Use ToArray because the collection could be modified inside the loop
-			foreach (IProjectContent referencedContent in this.referencedContents.ToArray()) {
+			IProjectContent[] referencedContents;
+			lock (this.referencedContents) {
+				referencedContents = this.referencedContents.ToArray();
+			}
+			foreach (IProjectContent referencedContent in referencedContents) {
 				if (referencedContent is ReflectionProjectContent) {
 					((ReflectionProjectContent)referencedContent).InitializeReferences();
 				}
@@ -86,7 +90,9 @@ namespace ICSharpCode.Core
 			try {
 				IProjectContent referencedContent = ProjectContentRegistry.GetProjectContentForReference(reference);
 				if (referencedContent != null) {
-					ReferencedContents.Add(referencedContent);
+					lock (this.referencedContents) {
+						this.referencedContents.Add(referencedContent);
+					}
 				}
 				if (updateInterDependencies) {
 					UpdateReferenceInterDependencies();
@@ -130,7 +136,9 @@ namespace ICSharpCode.Core
 				try {
 					IProjectContent referencedContent = ProjectContentRegistry.GetExistingProjectContentForReference(reference);
 					if (referencedContent != null) {
-						ReferencedContents.Remove(referencedContent);
+						lock (ReferencedContents) {
+							ReferencedContents.Remove(referencedContent);
+						}
 						OnReferencedContentsChanged(EventArgs.Empty);
 					}
 				} catch (Exception ex) {
@@ -192,7 +200,12 @@ namespace ICSharpCode.Core
 			try {
 				StatusBarService.ProgressMonitor.TaskName = "Parsing " + project.Name + "...";
 				
-				foreach (IProjectContent referencedContent in ReferencedContents) {
+				IProjectContent[] referencedContents;
+				lock (this.referencedContents) {
+					referencedContents = this.referencedContents.ToArray();
+				}
+				
+				foreach (IProjectContent referencedContent in referencedContents) {
 					if (referencedContent is ReflectionProjectContent) {
 						((ReflectionProjectContent)referencedContent).InitializeReferences();
 					}
@@ -222,10 +235,10 @@ namespace ICSharpCode.Core
 			initializing = false;
 			base.Dispose();
 		}
-				
+		
 		void OnEndBuild(object source, EventArgs e)
 		{
-			AddComReferences();	
+			AddComReferences();
 		}
 		
 		void AddComReferences()

src/Main/Base/Project/Src/Services/ParserService/ReflectionProjectContent.cs

@@ -129,7 +129,9 @@ namespace ICSharpCode.SharpDevelop.Dom
 						IProjectContent content = ProjectContentRegistry.GetExistingProjectContent((AssemblyName)missingNames[i]);
 						if (content != null) {
 							changed = true;
-							ReferencedContents.Add(content);
+							lock (ReferencedContents) {
+								ReferencedContents.Add(content);
+							}
 							missingNames.RemoveAt(i--);
 						}
 					}
@@ -146,7 +148,9 @@ namespace ICSharpCode.SharpDevelop.Dom
 				IProjectContent content = ProjectContentRegistry.GetExistingProjectContent(name);
 				if (content != null) {
 					changed = true;
-					ReferencedContents.Add(content);
+					lock (ReferencedContents) {
+						ReferencedContents.Add(content);
+					}
 				} else {
 					if (missingNames == null)
 						missingNames = new ArrayList();