public virtual Differences VisitTry(Try try1, Try try2){
Differences differences = new Differences(try1, try2);
if (try1 == null || try2 == null){
if (try1 != try2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
Try changes = (Try)try2.Clone();
Try deletions = (Try)try2.Clone();
Try insertions = (Try)try2.Clone();
CatchList catchChanges, catchDeletions, catchInsertions;
Differences diff = this.VisitCatchList(try1.Catchers, try2.Catchers, out catchChanges, out catchDeletions, out catchInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.Catchers = catchChanges;
deletions.Catchers = catchDeletions;
insertions.Catchers = catchInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
FaultHandlerList faultChanges, faultDeletions, faultInsertions;
diff = this.VisitFaultHandlerList(try1.FaultHandlers, try2.FaultHandlers, out faultChanges, out faultDeletions, out faultInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.FaultHandlers = faultChanges;
deletions.FaultHandlers = faultDeletions;
insertions.FaultHandlers = faultInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
FilterList filterChanges, filterDeletions, filterInsertions;
diff = this.VisitFilterList(try1.Filters, try2.Filters, out filterChanges, out filterDeletions, out filterInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.Filters = filterChanges;
deletions.Filters = filterDeletions;
insertions.Filters = filterInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
diff = this.VisitFinally(try1.Finally, try2.Finally);
if (diff == null){Debug.Assert(false); return differences;}
changes.Finally = diff.Changes as Finally;
deletions.Finally = diff.Deletions as Finally;
insertions.Finally = diff.Insertions as Finally;
Debug.Assert(diff.Changes == changes.Finally && diff.Deletions == deletions.Finally && diff.Insertions == insertions.Finally);
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
diff = this.VisitBlock(try1.TryBlock, try2.TryBlock);
if (diff == null){Debug.Assert(false); return differences;}
changes.TryBlock = diff.Changes as Block;
deletions.TryBlock = diff.Deletions as Block;
insertions.TryBlock = diff.Insertions as Block;
Debug.Assert(diff.Changes == changes.TryBlock && diff.Deletions == deletions.TryBlock && diff.Insertions == insertions.TryBlock);
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 Statement VisitTry(Try Try)
{
if (Try == null) return null;
return base.VisitTry((Try)Try.Clone());
}