token

const (
	ILLEGAL = "ILLEGAL"
	EOF     = "EOF"
	LITERAL = "LITERAL"

	COMMENT      = "#"
	IDENT        = "IDENT"
	TYPE_PATTERN = "TYPE_PATTERN"
	DELIMETER    = ";"

	// Operators
	OP_EQUAL_TO      = "=="
	OP_NOT_EQUAL     = "!="
	OP_LESS_THAN     = "<"
	OP_GREATER_THAN  = ">"
	OP_LESS_EQUAL    = "<="
	OP_GREATER_EQUAL = ">="
	OPEN_PAREN       = "("
	CLOSE_PAREN      = ")"

	// keywords
	WITH    = "with"
	SUBJECT = "subject"
	GROUP   = "group"
	USER    = "user"
	TO      = "to"
	WHERE   = "where"
	AND     = "and"
	OR      = "or"
)