Candy.Client.Models.ApplicationManager.ScanCommonPrefix C# (CSharp) Method

        private static string ScanCommonPrefix(IEnumerable<string> args)
        {
            var source = args as string[] ?? args.ToArray();

            return source.First()
                         .Scan("", (x, y) => x + y)
                         .TakeWhile(x => source.All(y => y.StartsWith(x)))
                         .LastOrDefault() ?? "";
        }