public virtual ASTNode Fold(ASTNode node, params Object[] args)
{
// Protection. JustInCase™
if (node == null)
{
return(null);
}
this.FoldNode(node, args);
ASTNode ret = this.InternalNodeFoldFunc(node, args);
// We may want to remove a node
if (ret == null)
{
node.Parent.RemoveChild(node);
}
else if (!node.Equals(ret) && node.Parent != null)
{
node.ReplaceInParent(ret);
}
return(ret);
}