public virtual Differences VisitCompilationUnit(CompilationUnit cUnit1, CompilationUnit cUnit2){
Differences differences = new Differences(cUnit1, cUnit2);
if (cUnit1 == null || cUnit2 == null){
if (cUnit1 != cUnit2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
CompilationUnit changes = (CompilationUnit)cUnit2.Clone();
CompilationUnit deletions = (CompilationUnit)cUnit2.Clone();
CompilationUnit insertions = (CompilationUnit)cUnit2.Clone();
NodeList nodeChanges, nodeDeletions, nodeInsertions;
Differences diff = this.VisitNodeList(cUnit1.Nodes, cUnit2.Nodes, out nodeChanges, out nodeDeletions, out nodeInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.Nodes = nodeChanges;
deletions.Nodes = nodeDeletions;
insertions.Nodes = nodeInsertions;
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 CompilationUnit VisitCompilationUnit(CompilationUnit cUnit)
{
if (cUnit == null) return null;
this.FindTypesToBeDuplicated(cUnit.Nodes);
return base.VisitCompilationUnit((CompilationUnit)cUnit.Clone());
}