Module Parsexp.Parse_error
val sexp_of_t : t -> Parsexp__.Import.Ppx_sexp_conv_lib.Sexp.t
val position : t -> Positions.pos
val message : t -> string
val report : Stdlib.Format.formatter -> filename:string -> t -> unit
Report an error in a style similar to OCaml, for instance:
File "blah", line 42, character 10: Error: s-expression parsing error; unterminated quoted string.