private static int IndexOfNull <TValue>(
byte[] buffer,
int index,
int count,
ref BsonTrieNode <TValue> bsonTrieNode)
{
for (; count > 0; index++, count--)
{
// bsonTrieNode might be null on entry or it might become null while navigating the trie
if (bsonTrieNode == null)
{
return(Array.IndexOf <byte>(buffer, 0, index, count));
}
var keyByte = buffer[index];
if (keyByte == 0)
{
return(index);
}
bsonTrieNode = bsonTrieNode.GetChild(keyByte); // might return null
}
return(-1);
}
