Fixed forum-9858: problem with sizeof operator converting from C# to VB.NET

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/3.0@4569 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

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

@@ -814,7 +814,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			outputFormatter.Space();
 			outputFormatter.PrintToken(Tokens.As);
 			outputFormatter.Space();
-				VisitReturnTypeAttributes(parameterDeclarationExpression.Attributes, data);
+			VisitReturnTypeAttributes(parameterDeclarationExpression.Attributes, data);
 			TrackedVisit(parameterDeclarationExpression.TypeReference, data);
 			return null;
 		}
@@ -983,7 +983,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 			outputFormatter.Space();
 			outputFormatter.PrintToken(Tokens.As);
 			outputFormatter.Space();
-				VisitReturnTypeAttributes(indexerDeclaration.Attributes, data);
+			VisitReturnTypeAttributes(indexerDeclaration.Attributes, data);
 			TrackedVisit(indexerDeclaration.TypeReference, data);
 			PrintInterfaceImplementations(indexerDeclaration.InterfaceImplementations);
 			
@@ -1410,6 +1410,8 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		public override object TrackedVisitYieldStatement(YieldStatement yieldStatement, object data)
 		{
 			UnsupportedNode(yieldStatement);
+			outputFormatter.PrintText("yield ");
+			TrackedVisit(yieldStatement.Statement, data);
 			return null;
 		}
 		
@@ -2420,7 +2422,38 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		
 		public override object TrackedVisitSizeOfExpression(SizeOfExpression sizeOfExpression, object data)
 		{
+			if (!sizeOfExpression.TypeReference.IsArrayType) {
+				if (sizeOfExpression.TypeReference.PointerNestingLevel != 0) {
+					outputFormatter.PrintText("IntPtr.Size");
+					return null;
+				} else {
+					switch (sizeOfExpression.TypeReference.Type) {
+						case "System.Byte":
+						case "System.SByte":
+							outputFormatter.PrintText("1");
+							return null;
+						case "System.Char":
+						case "System.Int16":
+						case "System.UInt16":
+							outputFormatter.PrintText("2");
+							return null;
+						case "System.Single":
+						case "System.Int32":
+						case "System.UInt32":
+							outputFormatter.PrintText("4");
+							return null;
+						case "System.Double":
+						case "System.Int64":
+						case "System.UInt64":
+							outputFormatter.PrintText("8");
+							return null;
+					}
+				}
+			}
 			UnsupportedNode(sizeOfExpression);
+			outputFormatter.PrintText("sizeof(");
+			TrackedVisit(sizeOfExpression.TypeReference, data);
+			outputFormatter.PrintText(")");
 			return null;
 		}
 		
@@ -2481,6 +2514,10 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		public override object TrackedVisitPointerReferenceExpression(PointerReferenceExpression pointerReferenceExpression, object data)
 		{
 			UnsupportedNode(pointerReferenceExpression);
+			TrackedVisit(pointerReferenceExpression.TargetObject, data);
+			outputFormatter.PrintText(".");
+			outputFormatter.PrintIdentifier(pointerReferenceExpression.MemberName);
+			PrintTypeArguments(pointerReferenceExpression.TypeArguments);
 			return null;
 		}
 		
@@ -2565,6 +2602,7 @@ namespace ICSharpCode.NRefactory.PrettyPrinter
 		public override object TrackedVisitStackAllocExpression(StackAllocExpression stackAllocExpression, object data)
 		{
 			UnsupportedNode(stackAllocExpression);
+			outputFormatter.PrintText("stackalloc");
 			return null;
 		}
 		

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

@@ -419,9 +419,9 @@ namespace ICSharpCode.NRefactory.Tests.PrettyPrinter
 		public void StaticClass()
 		{
 			TestProgram("public static class Test {}", @"Public NotInheritable Class Test" + Environment.NewLine +
-"  Private Sub New()" + Environment.NewLine +
-"  End Sub" + Environment.NewLine +
-"End Class" + Environment.NewLine);
+			            "  Private Sub New()" + Environment.NewLine +
+			            "  End Sub" + Environment.NewLine +
+			            "End Class" + Environment.NewLine);
 		}
 		
 		[Test]
@@ -500,17 +500,17 @@ namespace ICSharpCode.NRefactory.Tests.PrettyPrinter
 		{
 			TestProgram(@"public class Convert { void Run(string s) { char c; if ((c = s[0]) == '\n') { c = ' '; } } }",
 			            @"Public Class Convert" + Environment.NewLine +
-"  Private Sub Run(ByVal s As String)" + Environment.NewLine +
-"    Dim c As Char" + Environment.NewLine +
-"    If (InlineAssignHelper(c, s(0))) = ControlChars.Lf Then" + Environment.NewLine +
-"      c = \" \"C" + Environment.NewLine +
-"    End If" + Environment.NewLine +
-"  End Sub" + Environment.NewLine +
-"  Private Shared Function InlineAssignHelper(Of T)(ByRef target As T, ByVal value As T) As T" + Environment.NewLine +
-"    target = value" + Environment.NewLine +
-"    Return value" + Environment.NewLine +
-"  End Function" + Environment.NewLine +
-"End Class" + Environment.NewLine);
+			            "  Private Sub Run(ByVal s As String)" + Environment.NewLine +
+			            "    Dim c As Char" + Environment.NewLine +
+			            "    If (InlineAssignHelper(c, s(0))) = ControlChars.Lf Then" + Environment.NewLine +
+			            "      c = \" \"C" + Environment.NewLine +
+			            "    End If" + Environment.NewLine +
+			            "  End Sub" + Environment.NewLine +
+			            "  Private Shared Function InlineAssignHelper(Of T)(ByRef target As T, ByVal value As T) As T" + Environment.NewLine +
+			            "    target = value" + Environment.NewLine +
+			            "    Return value" + Environment.NewLine +
+			            "  End Function" + Environment.NewLine +
+			            "End Class" + Environment.NewLine);
 		}
 		
 		[Test]
@@ -538,5 +538,19 @@ namespace ICSharpCode.NRefactory.Tests.PrettyPrinter
 			TestStatement(@"string Test = ""\t\a"";",
 			              @"Dim Test As String = vbTab & ChrW(7)");
 		}
+		
+		[Test]
+		public void SizeOfInt32()
+		{
+			TestStatement(@"byte[] ret = new byte[IntPtr.Size * sizeof(int)];",
+			              @"Dim ret As Byte() = New Byte(IntPtr.Size * 4 - 1) {}");
+		}
+		
+		[Test]
+		public void SizeOfInt32Pointer()
+		{
+			TestStatement(@"int i = sizeof(int*);",
+			              @"Dim i As Integer = IntPtr.Size");
+		}
 	}
 }