public virtual Differences VisitNameBinding(NameBinding nameBinding1, NameBinding nameBinding2){
Differences differences = new Differences(nameBinding1, nameBinding2);
if (nameBinding1 == null || nameBinding2 == null){
if (nameBinding1 != nameBinding2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
NameBinding changes = (NameBinding)nameBinding2.Clone();
NameBinding deletions = (NameBinding)nameBinding2.Clone();
NameBinding insertions = (NameBinding)nameBinding2.Clone();
MemberList memChanges, memDeletions, memInsertions;
Differences diff = this.VisitMemberList(nameBinding1.BoundMembers, nameBinding2.BoundMembers, out memChanges, out memDeletions, out memInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.BoundMembers = memChanges;
deletions.BoundMembers = memDeletions;
insertions.BoundMembers = memInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
diff = this.VisitIdentifier(nameBinding1.Identifier, nameBinding2.Identifier);
if (diff == null){Debug.Assert(false); return differences;}
changes.Identifier = diff.Changes as Identifier;
deletions.Identifier = diff.Deletions as Identifier;
insertions.Identifier = diff.Insertions as Identifier;
Debug.Assert(diff.Changes == changes.Identifier && diff.Deletions == deletions.Identifier && diff.Insertions == insertions.Identifier);
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 VisitNameBinding(NameBinding nameBinding)
{
if (nameBinding == null) return null;
nameBinding = (NameBinding)nameBinding.Clone();
nameBinding.BoundMember = this.VisitExpression(nameBinding.BoundMember);
nameBinding.BoundMembers = this.VisitMemberReferenceList(nameBinding.BoundMembers);
return nameBinding;
}