Пример #1
0
        public static Node GenerateNode(string nodeValue)
        {
            if (double.TryParse(nodeValue, out var _))
            {
                return(new NumberNode {
                    Value = nodeValue
                });
            }

            if (nodeValue.Length == 1 && SymbolLookup.IsSymbol(nodeValue[0]))
            {
                return(new SymbolNode {
                    Symbol = nodeValue[0].ToSymbol()
                });
            }

            if (nodeValue.Length == 1 && SymbolLookup.IsParenthesis(nodeValue[0]))
            {
                return(new ParenthesisNode {
                    Type = nodeValue[0].IsOpenParenthesis() ? ParenthesisType.Open : ParenthesisType.Close
                });
            }

            throw new InvalidOperationException("No valid symbol");
        }