public override void Visit (Constructor c)
			{
				ConstructorDeclaration newConstructor = new ConstructorDeclaration ();
				AddAttributeSection (newConstructor, c);
				var location = LocationsBag.GetMemberLocation (c);
				AddModifiers (newConstructor, location);
				newConstructor.AddChild (Identifier.Create (c.MemberName.Name, Convert (c.MemberName.Location)), Roles.Identifier);
				if (location != null && location.Count > 0)
					newConstructor.AddChild (new CSharpTokenNode (Convert (location [0]), Roles.LPar), Roles.LPar);
				
				AddParameter (newConstructor, c.ParameterInfo);
				if (location != null && location.Count > 1)
					newConstructor.AddChild (new CSharpTokenNode (Convert (location [1]), Roles.RPar), Roles.RPar);
				
				if (c.Initializer != null) {
					var initializer = new ConstructorInitializer ();
					initializer.ConstructorInitializerType = c.Initializer is ConstructorBaseInitializer ? ConstructorInitializerType.Base : ConstructorInitializerType.This;
					var initializerLocation = LocationsBag.GetLocations (c.Initializer);
					
					if (initializerLocation != null)
						newConstructor.AddChild (new CSharpTokenNode (Convert (initializerLocation [0]), Roles.Colon), Roles.Colon);
					
					if (initializerLocation != null && initializerLocation.Count > 1) {
						// this and base has the same length
						var r = initializer.ConstructorInitializerType == ConstructorInitializerType.This ? ConstructorInitializer.ThisKeywordRole : ConstructorInitializer.BaseKeywordRole;
						initializer.AddChild (new CSharpTokenNode (Convert (c.Initializer.Location), r), r);
						initializer.AddChild (new CSharpTokenNode (Convert (initializerLocation [1]), Roles.LPar), Roles.LPar);
						AddArguments (initializer, LocationsBag.GetLocations (c.Initializer.Arguments), c.Initializer.Arguments);
						initializer.AddChild (new CSharpTokenNode (Convert (initializerLocation [2]), Roles.RPar), Roles.RPar);
						newConstructor.AddChild (initializer, ConstructorDeclaration.InitializerRole);
					}
				}
				
				if (c.Block != null)
					newConstructor.AddChild ((BlockStatement)c.Block.Accept (this), Roles.Body);
				typeStack.Peek ().AddChild (newConstructor, Roles.TypeMemberRole);
			}