token

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

	IDENT = "IDENT"

	COMMA = "COMMA"

	LBRACE = "LBRACE"
	RBRACE = "RBRACE"

	LPAREN = "LPAREN"
	RPAREN = "RPAREN"

	ASSIGN = "ASSIGN"
	SIGN   = "SIGN"

	NEWLINE = "NEWLINE"

	ENTITY   = "ENTITY"
	RELATION = "RELATION"
	ACTION   = "ACTION"

	NOT = "NOT"

	AND = "AND"
	OR  = "OR"

	QUOTE  = "QUOTE"
	OPTION = "OPTION"
)