private static Func <FileStream, byte[]> HashFileFunc() => fs =>
{
var ret = HashAlgorithmInstance()(HashAlgorithmName.MD5)?.ComputeHash(fs);
fs.Close();
return(ret);
};
private static Func <string, Func <Encoding, byte[]> > HashStringFunc() => data => encoding => HashAlgorithmInstance()(HashAlgorithmName.MD5)?.ComputeHash(encoding.GetBytes(data));
