Mono.CSharp.CommandLineParser.SplitPathAndPattern C# (CSharp) Method

        static void SplitPathAndPattern(string spec, out string path, out string pattern)
        {
            int p = spec.LastIndexOf ('/');
            if (p != -1) {
                //
                // Windows does not like /file.cs, switch that to:
                // "\", "file.cs"
                //
                if (p == 0) {
                    path = "\\";
                    pattern = spec.Substring (1);
                } else {
                    path = spec.Substring (0, p);
                    pattern = spec.Substring (p + 1);
                }
                return;
            }

            p = spec.LastIndexOf ('\\');
            if (p != -1) {
                path = spec.Substring (0, p);
                pattern = spec.Substring (p + 1);
                return;
            }

            path = ".";
            pattern = spec;
        }