private FilterTreeNode NextNodeOr()
{
var node = NextNodeNor();
while (true)
{
if (NextMatchIs('|'))
{
node = new FilterTreeNodeOr(node, NextNodeNor());
}
else if (NextMatchIs(','))
{
var a = node;
var b = NextNodeNor();
var av = a as FilterTreeNodeValue;
if (av != null)
{
var bv = b as FilterTreeNodeValue;
if (bv != null && bv.Key == null)
{
bv.Key = av.Key;
}
}
node = new FilterTreeNodeOr(a, b);
}
else
{
return(node);
}
}
}
private FilterTreeNode NextNodeOr()
{
var node = NextNodeNor();
var previousNode = node;
var nodeKeySet = false;
string nodeKey = null;
var nodeKeyNot = false;
while (true)
{
if (NextMatchIs('|'))
{
previousNode = NextNodeNor();
nodeKeySet = false;
node = new FilterTreeNodeOr(node, previousNode);
}
else if (NextMatchIs(','))
{
var b = NextNodeNor();
if (!nodeKeySet)
{
nodeKeyNot = previousNode is FilterTreeNodeNot;
nodeKey = ((nodeKeyNot ? ((FilterTreeNodeNot)previousNode).A : previousNode) as FilterTreeNodeValue)?.Key;
nodeKeySet = nodeKey != null;
}
if (nodeKey != null)
{
if (b is FilterTreeNodeValue bv && bv.Key == null)
{
bv.Key = nodeKey;
if (nodeKeyNot)
{
b = new FilterTreeNodeNot(b);
}
}
else
{
previousNode = b;
nodeKeySet = false;
}
}
node = new FilterTreeNodeOr(node, b);
}