private static void FindSpecificNode(IAstNode node, int position, Func <IAstNode, bool> match, ref IAstNode deepestNode, bool includeEnd = false)
{
if (position == node.Start || (!node.Contains(position) && !(includeEnd && node.End == position)))
{
return; // not this element
}
if (match(node))
{
deepestNode = node;
}
for (int i = 0; i < node.Children.Count && node.Children[i].Start <= position; i++)
{
FindSpecificNode(node.Children[i], position, match, ref deepestNode, includeEnd);
}
}