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Module Location

module Location: sig .. end
An arbitrary value of type t; describes an empty ghost range.
type t = {
   loc_start : Lexing.position;
   loc_end : Lexing.position;
   loc_ghost : bool;
} 
val none : t
An arbitrary value of type t; describes an empty ghost range.
val in_file : string -> t
Return an empty ghost range located in a given file.
val init : Lexing.lexbuf -> string -> unit
Set the file name and line number of the lexbuf to be the start of the named file.
val curr : Lexing.lexbuf -> t
Get the location of the current token from the lexbuf.
val symbol_rloc : unit -> t
val symbol_gloc : unit -> t
val rhs_loc : int -> t
rhs_loc n returns the location of the symbol at position n, starting at 1, in the current parser rule.
val input_name : string ref
val input_lexbuf : Lexing.lexbuf option ref
val get_pos_info : Lexing.position -> string * int * int
val print_loc : Format.formatter -> t -> unit
val print_error : Format.formatter -> t -> unit
val print_error_cur_file : Format.formatter -> unit -> unit
val print_warning : t -> Format.formatter -> Warnings.t -> unit
val formatter_for_warnings : Format.formatter ref
val prerr_warning : t -> Warnings.t -> unit
val echo_eof : unit -> unit
val reset : unit -> unit
val warning_printer : (t -> Format.formatter -> Warnings.t -> unit) ref
Hook for intercepting warnings.
val default_warning_printer : t -> Format.formatter -> Warnings.t -> unit
Original warning printer for use in hooks.
val highlight_locations : Format.formatter -> t list -> bool
type 'a loc = {
   txt : 'a;
   loc : t;
} 
val mknoloc : 'a -> 'a loc
val mkloc : 'a -> t -> 'a loc
val print : Format.formatter -> t -> unit
val print_compact : Format.formatter -> t -> unit
val print_filename : Format.formatter -> string -> unit
val absolute_path : string -> string
val show_filename : string -> string
In -absname mode, return the absolute path for this filename. Otherwise, returns the filename unchanged.
val absname : bool ref
type error = {
   loc : t;
   msg : string;
   sub : error list;
   if_highlight : string;
} 
exception Error of error
val print_error_prefix : Format.formatter -> unit -> unit
val error : ?loc:t ->
       ?sub:error list -> ?if_highlight:string -> string -> error
val errorf : ?loc:t ->
       ?sub:error list ->
       ?if_highlight:string ->
       ('a, Format.formatter, unit, error) format4 -> 'a
val errorf_prefixed : ?loc:t ->
       ?sub:error list ->
       ?if_highlight:string ->
       ('a, Format.formatter, unit, error) format4 -> 'a
val raise_errorf : ?loc:t ->
       ?sub:error list ->
       ?if_highlight:string ->
       ('a, Format.formatter, unit, 'b) format4 -> 'a
val error_of_printer : t -> (Format.formatter -> 'a -> unit) -> 'a -> error
val error_of_printer_file : (Format.formatter -> 'a -> unit) -> 'a -> error
val error_of_exn : exn -> error option
val register_error_of_exn : (exn -> error option) -> unit
val report_error : Format.formatter -> error -> unit
val error_reporter : (Format.formatter -> error -> unit) ref
Hook for intercepting error reports.
val default_error_reporter : Format.formatter -> error -> unit
Original error reporter for use in hooks.
val report_exception : Format.formatter -> exn -> unit