private string ToString(TreeNode <T> node, FormatInfo formatInfo)
{
if (node == null)
{
return(" ");
}
if (!node.HasAnyChilds())
{
return($"{formatInfo.ValueStart}{_toStringFunc(node.Value)}{formatInfo.ValueEnd}");
}
var parametrs = new Object[6];
parametrs[formatInfo.LeftChildPos] = ToString(node.LeftChild, formatInfo);
parametrs[formatInfo.RightChildPos] = ToString(node.RigthChild, formatInfo);
parametrs[formatInfo.RootPos] = $"{formatInfo.ValueStart}{_toStringFunc(node.Value)}{formatInfo.ValueEnd}";
parametrs[3] = formatInfo.RegionStart;
parametrs[4] = formatInfo.RegionEnd;
parametrs[5] = formatInfo.ValSeparator;
return(string.Format("{3}{0}{5} {1}{5} {2}{4}", parametrs));
}
