which is needed for ```// var tokenList: Stack&...

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[Smallville7123]

which is needed for

//    var tokenList: Stack<String> = tokens
//    fun clone(): Parser {
//        val result = StringBuilder()
//        tokenList.forEach {
//            result.append(it!!)
//        }
//        return Parser(parserPrep(result.toString()))
//    }

to work