public override string ToString()
{
StringBuilder res = new StringBuilder(cipherText.Length * 2 + 200 + key.size * key.size * 4);
int i;
res.Append("Shift: " + shift + "$$");
res.Append("Key Matrix: $");
for (i = 0; i < key.size * key.size; i++)
{
if (i % key.size == 0)
{
res.Append("$");
}
res.Append((char)(key.matrix[i] + 'A') + " ");
}
res.Append("$$A: " + a + " |B: " + b + "$$");
res.Append("Char Substitutions:$");
for (int c = 'A'; c <= 'Z'; c++)
{
res.Append((char)c);
}
res.Append("$");
foreach (string s in assign)
{
res.Append(s);
}
res.Append("$$");
res.Append("Texts:$");
for (i = 0; i + 40 < cipherText.Length; i += 40)
{
res.Append(cipherText.Substring(i, 40) + "$");
res.Append(Plaintext.Substring(i, 40) + "$");
res.Append("$");
}
res.Append(cipherText.Substring(i) + "$");
res.Append(Plaintext.Substring(i) + "$");
return(res.ToString());
}
public IEnumerable <Token> Tokenize(Plaintext input)
{
List <Match> matches = input.FirstMatches(this.Patterns).ToList();
Location location = input.Beginning;
while (matches.Any() && location is InnerLocation inner)
{
Token output = TokenAt(location, input, matches);
if (!(output is Ignored))
{
yield return(output);
}
matches = this.Advance(matches, output.LocationAfter).ToList();
location = output.LocationAfter;
}
if (location is InnerLocation remaining)
{
yield return(new InvalidInput(remaining, EndOfText.Value, input.Substring(remaining)));
}
yield return(new EndOfInput(location));
}