using System;

using System.Text.RegularExpressions;

using NuGet.Versioning;

​

public class Program

{

    static readonly Regex _suffixRegex = new Regex(@"(-full|-delta)?\.nupkg$", RegexOptions.Compiled);

    static readonly Regex _versionRegex = new Regex(@"\d+(\.\d+){0,3}(-[A-Za-z][0-9A-Za-z-]*)?$", RegexOptions.Compiled);

    public static void Main()

    {

        var name = _suffixRegex.Replace("studio-app-win32-1.0.0-beta.1-full.nupkg", "");

        var version = _versionRegex.Match(name).Value;

        var semVersion = new NuGetVersion(version);

        Console.WriteLine(semVersion);

        var oldVersion = new NuGetVersion("1.0.0");

        Console.WriteLine(oldVersion < semVersion);

    }

}