- | "attribute" | "following-sibling"
- | "parent"
- | "(" |")" | "," | "::" | "/" | "//" | "[" | "]" | "*" | "."
- -> return lexbuf (KWD (L.utf8_lexeme lexbuf))
+ | "attribute" | "following-sibling" | "preceding-sibling"
+ | "parent" | "ancestor" | "ancestor-or-self" | "preceding" | "following"
+ | "(" |")" | "," | "::" | "/" | "//" | "[" | "]" | "*" | "." | ".."
+ -> return lexbuf (KWD (L.utf8_lexeme lexbuf))