public DerivationSequence AddDerivation(DerivationRule derivationRule, string derivedWord)
{
bool derivationIsSilent = derivationRule.Attributes.Contains(DerivationAttribute.Silent);
return(With(
allDerivationsTaken: AllDerivationsTaken.Add(derivationRule),
nonSilentDerivationsTaken: !derivationIsSilent ? NonSilentDerivationsTaken.Add(derivationRule) : null,
nonSilentWordFormProgression: !derivationIsSilent ? NonSilentWordFormProgression.Add(derivedWord) : null));
}
public static string UnconjugateWord(string word, DerivationRule derivation)
{
return(word.Substring(0, word.Length - derivation.ConjugatedEnding.Length) + derivation.UnconjugatedEnding);
}