public void EndDisjunct()
{
SetAndCheckCoreLength();
DisjunctAASetSequenceCollection[sbCurrentDisjunct.ToString()] = null;
sbCurrentDisjunct = AASetSequence.GetInstance();
CoreLengthSoFar = 0;
}
public AASetSequence ReverseClone()
{
AASetSequence rc = AASetSequence.GetInstance();
for (int i = this.Count - 1; i >= 0; --i)
{
rc.Add(this[i]);
}
return(rc);
}
public AASetSequence Subsequence(int start)
{
AASetSequence aAASetSequence = AASetSequence.GetInstance();
for (int i = start; i < Count; ++i)
{
aAASetSequence.Append(this[i]);
}
return(aAASetSequence);
}
public AASetSequence Subsequence(int start, int length)
{
AASetSequence aAASetSequence = AASetSequence.GetInstance();
for (int i = start; i < start + length; ++i)
{
aAASetSequence.Append(this[i]);
}
return(aAASetSequence);
}
// private AASetSequence(int size) : base(size)
// {
// for(int i = 0; i < size; ++i)
// {
// Add(null);
// }
// }
public static AASetSequence Concatenate(params AASetSequence[] aaSetSequenceParams)
{
AASetSequence result = AASetSequence.GetInstance();
foreach (AASetSequence aAASetSequence in aaSetSequenceParams)
{
result.Append(aAASetSequence);
}
return(result);
}
static public AASetSequence GetInstance(AASetSequence aAASetSequence)
{
AASetSequence r = AASetSequence.GetInstance();
foreach (AASet aaSet in aAASetSequence)
{
r.Add(aaSet);
}
return(r);
}
static private PatchRegex Concatenate(params PatchRegex[] patchRegexParams)
{
SpecialFunctions.CheckCondition(patchRegexParams.Length > 0); //!!!raise error
PatchRegexFactory patchRegexFactory = null;
//ArrayList rgSegment = new ArrayList();
double combinations = 1;
AASetSequence sbLuckyOne = AASetSequence.GetInstance();
foreach (PatchRegex patchRegex in patchRegexParams)
{
//rgSegment.AddRange(patchRegex.SegmentCollection);
combinations *= patchRegex.DisjunctCollection.Length;
if (combinations == 1)
{
sbLuckyOne.Append(patchRegex.DisjunctCollection[0].FullAsAASetSequence);
}
if (patchRegexFactory == null)
{
patchRegexFactory = patchRegex.PatchRegexFactory;
}
else
{
Debug.Assert(patchRegexFactory == patchRegex.PatchRegexFactory); //this says that all PatchRegex's must come from the same Hashtable
}
}
if (combinations == 1)
{
Debug.Assert(sbLuckyOne[0] != AASet.OptionalAny && sbLuckyOne[sbLuckyOne.Count - 1] != AASet.OptionalAny); // real assert - disjuncts can't start or end with AASet.OptionalAny
string[] rgDisjuncts = new string[] { sbLuckyOne.ToString() };
PatchRegex patchRegex = PatchRegex.GetInstance(rgDisjuncts, patchRegexFactory);
return(patchRegex);
}
else
{
Debug.Fail("how may combinations?");
Debug.WriteLine("place of interest");
return(null);
}
// else if (rgSegment.Count > 1 && combinations == 2)
// {
// Segment segment = TurnToOneSegment(rgSegment, patchRegexFactory);
// rgSegment.Clear();
// rgSegment.Add(segment);
// }
}
private AASetSequence UnificationAtPositionOrNull(Disjunct other, int possiblePos)
{
AASetSequence aAASetSequence = AASetSequence.GetInstance();
bool b =
BeforeUnificationAtPosition(other, possiblePos, ref aAASetSequence) &&
BeforeAndCoreUnificationAtPosition(other, possiblePos, ref aAASetSequence) &&
CoreUnificationAtPosition(other, possiblePos, ref aAASetSequence) &&
AfterAndCoreUnificationAtPosition(other, possiblePos, ref aAASetSequence) &&
AfterUnificationAtPosition(other, possiblePos, ref aAASetSequence);
if (b)
{
Debug.Assert(aAASetSequence[0] != AASet.OptionalAny && aAASetSequence[aAASetSequence.Count - 1] != AASet.OptionalAny); // real assert - can't start or end with AASet.OptionalAny
}
return(b ? aAASetSequence : null);
}
private AASetSequence UnifyWithAfterOrNullLongerShorter(AASetSequence longer, AASetSequence shorter)
{
Debug.Assert(longer.Count >= shorter.Count); // real assert
AASetSequence sb = AASetSequence.GetInstance(longer);
for (int i = 0; i < shorter.Count; ++i)
{
AASet chShorter = shorter[i];
AASet chLonger = longer[i];
AASet chUnifyOrEmpty = UnifyOrBoundWithFlanking(chShorter, chLonger);
if (chUnifyOrEmpty == AASet.Empty)
{
return(null);
}
sb[i] = chUnifyOrEmpty;
}
return(sb);
}
private void SetLeftCoreRightRealizationAbstractionAndRegex()
{
Before = AASetSequence.GetInstance();
Core = AASetSequence.GetInstance();
After = AASetSequence.GetInstance();
StringBuilder sbCoreRealization = new StringBuilder();
StringBuilder sbFullRealization = new StringBuilder();
StringBuilder sbRegex = new StringBuilder();
CharEnumerator charEnumerator = FullAsString.GetEnumerator();
// Read 1st char
bool bOK = charEnumerator.MoveNext();
char ch = char.MinValue;
if (bOK)
{
ch = charEnumerator.Current;
}
// Read before part
while (bOK)
{
if (!(ch == '.' || (char.IsLetter(ch) && !char.IsUpper(ch))))
{
break;
}
AASet aaSet = Before.AppendGroundOrEdge(ch);
sbRegex.Append(AASetSequence.ToRegexString(aaSet));
char fullRealizationChar = AASetSequence.ToFlankingRealizationChar(aaSet);
sbFullRealization.Append(fullRealizationChar);
bOK = charEnumerator.MoveNext();
if (bOK)
{
ch = charEnumerator.Current;
}
}
// Read main part
while (bOK)
{
if (ch == '.' || (char.IsLetter(ch) && !char.IsUpper(ch)))
{
break;
}
if (char.IsLetter(ch) && char.IsUpper(ch))
{
AASet aaSet = Core.AppendGround(ch);
char coreRealizationChar = AASetSequence.ToCoreRealizationChar(aaSet);
Debug.Assert(ch == coreRealizationChar); //!!!real assert
sbCoreRealization.Append(coreRealizationChar);
sbFullRealization.Append(coreRealizationChar);
sbRegex.Append(AASetSequence.ToRegexString(aaSet));
}
else
{
SpecialFunctions.CheckCondition(ch == '['); //!!!raise error
// Read [xyz]
StringBuilder sbCharSet = new StringBuilder();
bOK = charEnumerator.MoveNext();
SpecialFunctions.CheckCondition(bOK); //!!!raise error
ch = charEnumerator.Current;
while (ch != ']')
{
sbCharSet.Append(ch);
bOK = charEnumerator.MoveNext();
SpecialFunctions.CheckCondition(bOK); //!!!raise error
ch = charEnumerator.Current;
}
SpecialFunctions.CheckCondition(sbCharSet.Length > 0); //!!!raies error
AASet aaSet = Core.AppendGroundSet(sbCharSet.ToString());
char coreRealizationChar = AASetSequence.ToCoreRealizationChar(aaSet);
sbCoreRealization.Append(coreRealizationChar);
sbFullRealization.Append(coreRealizationChar);
sbRegex.Append(AASetSequence.ToRegexString(aaSet));
}
bOK = charEnumerator.MoveNext();
if (bOK)
{
ch = charEnumerator.Current;
}
}
// Read after part
while (bOK)
{
if (!(ch == '.' || (char.IsLetter(ch) && !char.IsUpper(ch))))
{
break;
}
AASet aaSet = After.AppendGroundOrEdge(ch);
sbRegex.Append(AASetSequence.ToRegexString(aaSet));
char fullRealizationChar = AASetSequence.ToFlankingRealizationChar(aaSet);
sbFullRealization.Append(fullRealizationChar);
bOK = charEnumerator.MoveNext();
if (bOK)
{
ch = charEnumerator.Current;
}
}
FullAsAASetSequence = AASetSequence.Concatenate(Before, Core, After);
CoreRealization = sbCoreRealization.ToString();
FullRealization = sbFullRealization.ToString();
RegexString = sbRegex.ToString();
}