val state : state -> unitval reduce_or_accept : production -> unitval lookahead_token : terminal -> Stdlib.Lexing.position -> Stdlib.Lexing.position -> unitval handling_error : state -> unit3-ET.Logval state : state -> unitval reduce_or_accept : production -> unitval lookahead_token : terminal -> Stdlib.Lexing.position -> Stdlib.Lexing.position -> unitval handling_error : state -> unit