public override void AppendLineDirective(T4CSharpCodeGenerationResult destination, IT4TreeNode node)
        {
            var sourceFile = node.FindLogicalPsiSourceFile();
            int offset     = T4UnsafeManualRangeTranslationUtil.GetDocumentStartOffset(node).Offset;
            int line       = (int)sourceFile.Document.GetCoordsByOffset(offset).Line;

            destination.AppendLine($"#line {line + 1} \"{sourceFile.GetLocation()}\"");
        }
        public override void AppendCompilationOffset(T4CSharpCodeGenerationResult destination, IT4TreeNode node)
        {
            int documentOffset = T4UnsafeManualRangeTranslationUtil.GetDocumentStartOffset(node).Offset;
            var lineOffset     = node
                                 .FindLogicalPsiSourceFile()
                                 .Document
                                 .GetCoordsByOffset(documentOffset)
                                 .Column;

            for (var i = Int32 <DocColumn> .O; i < lineOffset; i++)
            {
                destination.Append(" ");
            }
        }