/// <exclude />
public S Execute <S>(Expression expression)
{
var visitor = new StoreIdFilterQueryableExpressionVisitor();
visitor.Visit(_currentExpression);
if (visitor.FoundStoreId == _storeId)
{
var sourceChangingVisitor = new StoreIdFilterQueryableChangeSourceExpressionVisitor();
Expression newExpression = sourceChangingVisitor.Visit(expression);
return(_originalQueryable.Provider.Execute <S>(newExpression));
}
else
{
List <T> emptyList = new List <T>();
var sourceChangingVisitor = new StoreIdFilterQueryableChangeSourceExpressionVisitor(emptyList.AsQueryable().Expression);
Expression newExpression = sourceChangingVisitor.Visit(expression);
return(emptyList.AsQueryable().Provider.Execute <S>(newExpression));
}
}
/// <exclude />
public IEnumerator <T> GetEnumerator()
{
var visitor = new StoreIdFilterQueryableExpressionVisitor();
visitor.Visit(_currentExpression);
if (visitor.FoundStoreId == null)
{
throw new InvalidOperationException("Missing storeId test found in where");
}
if (visitor.FoundStoreId != _storeId)
{
return(new List <T>().GetEnumerator());
}
return(FilterByStoreId(_originalQueryable).GetEnumerator());
}
