public Disjunct Right(int length)
{
SpecialFunctions.CheckCondition(length > 0); //!!!raise error
AASetSequence expression = FullAsAASetSequence.Subsequence(Before.Count + Core.Count - (int)length);
Disjunct disjunct = Disjunct.GetInstance(expression.ToString(), PatchRegexFactory);
return(disjunct);
}
static public PatchRegex GetInstance(ICollection disjunctStringCollection, PatchRegexFactory patchRegexFactory)
{
Debug.Assert(!(disjunctStringCollection is AASetSequence)); // real assert
// e.g. "ABC123", "ABC123|1BCD23"
SortedList rgDisjunct = new SortedList();
foreach (string disjunctAsString in disjunctStringCollection)
{
Disjunct disjunct = Disjunct.GetInstance(disjunctAsString, patchRegexFactory);
rgDisjunct[disjunct.FullAsString] = disjunct; //Remove idenitical disjuncts
}
PatchRegex patchRegex = FinishUp(rgDisjunct, patchRegexFactory);
return(patchRegex);
}