private static IEnumerable <object> NotNullValue(
IEnumerable data,
ExpressionNode node,
object context)
{
IEnumerator enumerator = data.GetEnumerator();
try
{
while (enumerator.MoveNext())
{
object row = enumerator.Current;
object value = node.Eval(row, context);
if (value != null && DBNull.Value != value)
{
yield return(value);
}
}
}
finally
{
IDisposable disposable = enumerator as IDisposable;
disposable?.Dispose();
}
}
static IEnumerable <object> NotNullValue(IEnumerable data
, ExpressionNode node
, object context)
{
foreach (object row in data)
{
object value = node.Eval(row, context);
if (null != value && DBNull.Value != value)
{
yield return(value);
}
}
}
