public virtual Differences VisitConstructTuple(ConstructTuple consTuple1, ConstructTuple consTuple2){
Differences differences = new Differences(consTuple1, consTuple2);
if (consTuple1 == null || consTuple2 == null){
if (consTuple1 != consTuple2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
ConstructTuple changes = (ConstructTuple)consTuple2.Clone();
ConstructTuple deletions = (ConstructTuple)consTuple2.Clone();
ConstructTuple insertions = (ConstructTuple)consTuple2.Clone();
FieldList fieldChanges, fieldDeletions, fieldInsertions;
Differences diff = this.VisitFieldList(consTuple1.Fields, consTuple2.Fields, out fieldChanges, out fieldDeletions, out fieldInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.Fields = fieldChanges;
deletions.Fields = fieldDeletions;
insertions.Fields = fieldInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
if (differences.NumberOfDifferences == 0){
differences.Changes = null;
differences.Deletions = null;
differences.Insertions = null;
}else{
differences.Changes = changes;
differences.Deletions = deletions;
differences.Insertions = insertions;
}
return differences;
}
public override Expression VisitConstructTuple(ConstructTuple consTuple)
{
if (consTuple == null) return null;
return base.VisitConstructTuple((ConstructTuple)consTuple.Clone());
}