public Span Clone()
{
var newSpan = new Span();
if (Begin != null)
{
newSpan.Begin = Begin.Clone();
}
newSpan.BeginFlags = BeginFlags;
newSpan.Color = Color;
newSpan.Continuation = Continuation;
if (End != null)
{
newSpan.End = End.Clone();
}
newSpan.EndFlags = EndFlags;
newSpan.Escape = Escape;
if (Exit != null)
{
newSpan.Exit = Exit.Clone();
}
newSpan.ExitFlags = ExitFlags;
newSpan.NextColor = NextColor;
newSpan.Rule = Rule;
newSpan.StopAtEol = StopAtEol;
newSpan.TagColor = TagColor;
newSpan.BeginTagColor = beginTagColor;
newSpan.EndTagColor = endTagColor;
return(newSpan);
}
public virtual Differences VisitExit(Exit exit1, Exit exit2){
Differences differences = new Differences(exit1, exit2);
if (exit1 == null || exit2 == null){
if (exit1 != exit2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
Exit changes = (Exit)exit2.Clone();
Exit deletions = (Exit)exit2.Clone();
Exit insertions = (Exit)exit2.Clone();
differences.NumberOfSimilarities++;
if (exit1.Level == exit2.Level) differences.NumberOfSimilarities++; else differences.NumberOfDifferences++;
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 Statement VisitExit(Exit exit)
{
if (exit == null) return null;
return base.VisitExit((Exit)exit.Clone());
}