private static string FormatEventMessage()

in TeamCity.MSBuild.Logger/EventFormatter.cs [69:151]
76 lines of code
16 McCabe index (conditional complexity)

        private static string FormatEventMessage(
            string category,
            string subcategory,
            string message,
            string code,
            string file,
            string projectFile,
            int lineNumber,
            int endLineNumber,
            int columnNumber,
            int endColumnNumber,
            int threadId)
        {
            var sb = new StringBuilder();
            if (string.IsNullOrEmpty(file))
            {
                sb.Append("MSBUILD : ");
            }
            else
            {
                sb.Append("{1}");
                if (lineNumber == 0)
                {
                    sb.Append(" : ");
                }
                else if (columnNumber == 0)
                {
                    sb.Append(endLineNumber == 0 ? "({2}): " : "({2}-{7}): ");
                }
                else if (endLineNumber == 0)
                {
                    sb.Append(endColumnNumber == 0 ? "({2},{3}): " : "({2},{3}-{8}): ");
                }
                else if (endColumnNumber == 0)
                {
                    sb.Append("({2}-{7},{3}): ");
                }
                else
                {
                    sb.Append("({2},{3},{7},{8}): ");
                }
            }

            if (!string.IsNullOrEmpty(subcategory))
            {
                sb.Append("{9} ");
            }

            sb.Append("{4} ");
            sb.Append(code == null ? ": " : "{5}: ");

            if (message != null)
            {
                sb.Append("{6}");
            }

            if (projectFile != null && !string.Equals(projectFile, file))
            {
                sb.Append(" [{10}]");
            }

            if (message == null)
            {
                message = string.Empty;
            }

            var format = sb.ToString();
            var strArray = SplitStringOnNewLines(message);
            var stringBuilder2 = new StringBuilder();
            for (var index = 0; index < strArray.Length; ++index)
            {
                stringBuilder2.Append(string.Format(CultureInfo.CurrentCulture, format, threadId,
                    file, lineNumber, columnNumber, category, code,
                    strArray[index], endLineNumber, endColumnNumber, subcategory,
                    projectFile));

                if (index < strArray.Length - 1)
                {
                    stringBuilder2.AppendLine();
                }
            }
            return stringBuilder2.ToString();
        }