Fixed null reference exception when converting a constructor to python.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/3.0@4443 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/BackendBindings/Python/PythonBinding/Project/Src/NRefactoryToPythonConverter.cs

@@ -747,7 +747,7 @@ namespace ICSharpCode.PythonBinding
 				memberRefExpression.TargetObject.AcceptVisitor(this, data);
 				Append("." +  memberRefExpression.MemberName);
 			} else if (identifierExpression != null) {
-				if (IsStatic(currentMethod)) {
+				if ((currentMethod != null) && IsStatic(currentMethod)) {
 					Append(GetTypeName(currentMethod) + ".");
 				} else {
 					Append("self.");

src/AddIns/BackendBindings/Python/PythonBinding/Test/Converter/MethodCallInConstructorTestFixture.cs

@@ -0,0 +1,42 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using System;
+using ICSharpCode.NRefactory;
+using ICSharpCode.PythonBinding;
+using NUnit.Framework;
+
+namespace PythonBinding.Tests.Converter
+{
+	/// <summary>
+	/// Was causing a null reference exception in the convertor's IsStatic method since the method
+	/// being passed as a parameter is null.
+	/// </summary>
+	[TestFixture]
+	public class MethodCallInConstructorTestFixture
+	{
+		string csharp = "class Foo\r\n" +
+						"{\r\n" +
+						"    public Foo()\r\n" +
+						"    {\r\n" +
+						"        Init();\r\n" +
+						"    }\r\n" +
+						"}";
+		
+		[Test]
+		public void GeneratedPythonSourceCode()
+		{
+			NRefactoryToPythonConverter converter = new NRefactoryToPythonConverter(SupportedLanguage.CSharp);
+			string python = converter.Convert(csharp);
+			string expectedPython = "class Foo(object):\r\n" +
+				"\tdef __init__(self):\r\n" +
+				"\t\tself.Init()";
+			
+			Assert.AreEqual(expectedPython, python);
+		}
+	}
+}

src/AddIns/BackendBindings/Python/PythonBinding/Test/PythonBinding.Tests.csproj

@@ -126,6 +126,7 @@
     <Compile Include="Converter\LocalVariableAssignedInConstructorTestFixture.cs" />
     <Compile Include="Converter\LocalVariableDeclarationInIfStatementTestFixture.cs" />
     <Compile Include="Converter\LocalVariableNotInitializedTestFixture.cs" />
+    <Compile Include="Converter\MethodCallInConstructorTestFixture.cs" />
     <Compile Include="Converter\MethodParameterConversionTestFixture.cs" />
     <Compile Include="Converter\MethodReturnValueConversionTestFixture.cs" />
     <Compile Include="Converter\MethodWithBodyConversionTestFixture.cs" />