Axiom.Compiler.CodeObjectModel.PrologCodeNonEmptyList.ToString C# (CSharp) Метод

        public override string ToString()
        {
            string listStr = "[";
            listStr += _head.ToString();
            if (_tail is PrologCodeNonEmptyList)
            {
                listStr += GetListTailStr((PrologCodeNonEmptyList)_tail) + "]";
            }
            else if (_tail is PrologCodeEmptyList)
            {
                listStr += "]";
            }
            else
            {
                listStr += "|" + _tail.ToString() + "]";
            }

            return listStr;
        }