public virtual Differences VisitSwitchCase(SwitchCase switchCase1, SwitchCase switchCase2){
Differences differences = new Differences(switchCase1, switchCase2);
if (switchCase1 == null || switchCase2 == null){
if (switchCase1 != switchCase2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
SwitchCase changes = (SwitchCase)switchCase2.Clone();
SwitchCase deletions = (SwitchCase)switchCase2.Clone();
SwitchCase insertions = (SwitchCase)switchCase2.Clone();
Differences diff = this.VisitBlock(switchCase1.Body, switchCase2.Body);
if (diff == null){Debug.Assert(false); return differences;}
changes.Body = diff.Changes as Block;
deletions.Body = diff.Deletions as Block;
insertions.Body = diff.Insertions as Block;
Debug.Assert(diff.Changes == changes.Body && diff.Deletions == deletions.Body && diff.Insertions == insertions.Body);
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
diff = this.VisitExpression(switchCase1.Label, switchCase2.Label);
if (diff == null){Debug.Assert(false); return differences;}
changes.Label = diff.Changes as Expression;
deletions.Label = diff.Deletions as Expression;
insertions.Label = diff.Insertions as Expression;
Debug.Assert(diff.Changes == changes.Label && diff.Deletions == deletions.Label && diff.Insertions == insertions.Label);
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 SwitchCase VisitSwitchCase(SwitchCase switchCase)
{
if (switchCase == null) return null;
return base.VisitSwitchCase((SwitchCase)switchCase.Clone());
}