GitSharp.IgnoreRules.IgnoreFile C# (CSharp) Method

        public bool IgnoreFile(string workingDirectory, string filePath)
        {
            string path;
            workingDirectory = workingDirectory.Replace(Path.DirectorySeparatorChar, '/').TrimEnd('/');
            path = filePath.Replace(Path.DirectorySeparatorChar, '/').TrimEnd('/');

            if (path.StartsWith(workingDirectory))
            {
                path = path.Substring(workingDirectory.Length);
            }
            else
            {
                throw new ArgumentException("filePath must be a subpath of workingDirectory", "filePath", null);
            }
            string dirPath = Path.GetDirectoryName(path).Replace(Path.DirectorySeparatorChar, '/').TrimEnd('/');

            bool ignore = false;
            foreach (Rule rule in rules)
            {
                if (rule.exclude != ignore)
                {
                    if (!rule.isDirectoryOnly && rule.pattern.IsMatch(path))
                        ignore = rule.exclude;
                }
            }
            return ignore;
        }