struct Token {
	~uint8 data,
	int
		_type,
		line,
		col
}

/; method Token
	/; eq (Token tok) [bool]
		return utils.strcmp(self.data, tok.data)
	;/

	/; eq_str(~uint8 str) [bool]
		return utils.strcmp(self.data, str)
	;/
;/

/; _is_space(uint8 char) [bool]
	/; if (char == '\t' || char == '\n' || char == '\r' || char == ' ')
		return true
	;/
	return false
;/

/; _in_csv (~uint8 csv, ~uint8 str) [bool]
	int along = 0

	/; loop (csv` !== 0) [csv++]
		/; if (csv` == ',')
			/; if (along !< 0 && str{along} == 0)
				return true
			;/
			along = 0
		;; else if (along !< 0 && str{along} == csv`)
			along++
		;; else
			along = 0
			along--
		;/
	;/

	return along !< 0 && str{along} == 0
;/

/; tokenize(utils.File fin) [utils.Vector]
	Token tok

	utils.Vector out
	out.init(len tok)

	return out
;/