public static IEnumerable <char> Transduce(IEnumerable <char> input)
{
var encoder = new DecodeDigitPairs();
int state = encoder.q0;
foreach (char c in input)
{
foreach (char d in encoder.Psi(state, (int)c))
{
yield return(d);
}
state = encoder.Delta(state, (int)c);
}
if (encoder.F.Contains(state))
{
foreach (char d in encoder.Psi(state, -1))
{
yield return(d);
}
}
else
{
throw new Exception("DecodeDigitPairs");
}
}
public static IEnumerable<char> Transduce(IEnumerable<char> input)
{
var encoder = new DecodeDigitPairs();
int state = encoder.q0;
foreach (char c in input)
{
foreach (char d in encoder.Psi(state, (int)c))
yield return d;
state = encoder.Delta(state, (int)c);
}
if (encoder.F.Contains(state))
{
foreach (char d in encoder.Psi(state, -1))
yield return d;
}
else
throw new Exception("DecodeDigitPairs");
}