sig
type lexbuf = Lexing.lexbuf
val from_channel : Pervasives.in_channel -> Pxp_lexing.lexbuf
val from_string : string -> Pxp_lexing.lexbuf
val from_function : (string -> int -> int) -> Pxp_lexing.lexbuf
val lexeme : Pxp_lexing.lexbuf -> string
val lexeme_char : Pxp_lexing.lexbuf -> int -> char
val lexeme_len : Pxp_lexing.lexbuf -> int
val from_string_inplace : string -> Lexing.lexbuf
val from_another_string_inplace : Lexing.lexbuf -> string -> unit
val sub_lexeme : Lexing.lexbuf -> int -> int -> string
end