public ImmutableList <ItemData> .Builder GetItems(ImmutableHashSet <string> globsToIgnore)
{
ImmutableList <ItemData> .Builder items;
if (_previous == null)
{
items = ImmutableList.CreateBuilder <ItemData>();
}
else
{
var globsToIgnoreForPreviousOperations = globsToIgnore;
// If this is a remove operation, then add any globs that will be removed
// to the list of globs to ignore in previous operations
var removeOperation = _operation as RemoveOperation;
if (removeOperation != null)
{
var globsToIgnoreBuilder = removeOperation.GetRemovedGlobs();
foreach (var globToRemove in globsToIgnoreForPreviousOperations)
{
globsToIgnoreBuilder.Add(globToRemove);
}
globsToIgnoreForPreviousOperations = globsToIgnoreBuilder.ToImmutable();
}
items = _previous.GetItems(globsToIgnoreForPreviousOperations);
}
_operation.Apply(items, globsToIgnore);
// TODO: cache result if any globs were executed
return(items);
}
ICollection <ItemData> GetItems(string itemType)
{
LazyItemList itemList = GetItemList(itemType);
if (itemList == null)
{
return(ImmutableList <ItemData> .Empty);
}
return(itemList.GetItems(ImmutableHashSet <string> .Empty).Where(itemData => itemData.ConditionResult).ToList());
}
