`sig
type 'mode channel
type input_channel = Lwt_io.input Lwt_text.channel
type output_channel = Lwt_io.output Lwt_text.channel
val make :
?strict:bool ->
?encoding:Encoding.t -> 'a Lwt_io.channel -> 'a Lwt_text.channel
val byte_channel : 'a Lwt_text.channel -> 'a Lwt_io.channel
val encoding : 'a Lwt_text.channel -> Encoding.t
val flush : Lwt_text.output_channel -> unit Lwt.t
val close : 'a Lwt_text.channel -> unit Lwt.t
val atomic :
('a Lwt_text.channel -> 'b Lwt.t) -> 'a Lwt_text.channel -> 'b Lwt.t
val stdin : Lwt_text.input_channel
val stdout : Lwt_text.output_channel
val stderr : Lwt_text.output_channel
val zero : Lwt_text.input_channel
val null : Lwt_text.output_channel
val read_char : Lwt_text.input_channel -> Text.t Lwt.t
val read_char_opt : Lwt_text.input_channel -> Text.t option Lwt.t
val read_chars : Lwt_text.input_channel -> Text.t Lwt_stream.t
val read_line : Lwt_text.input_channel -> Text.t Lwt.t
val read_line_opt : Lwt_text.input_channel -> Text.t option Lwt.t
val read_lines : Lwt_text.input_channel -> Text.t Lwt_stream.t
val read : ?count:int -> Lwt_text.input_channel -> Text.t Lwt.t
val write_char : Lwt_text.output_channel -> Text.t -> unit Lwt.t
val write_chars :
Lwt_text.output_channel -> Text.t Lwt_stream.t -> unit Lwt.t
val write : Lwt_text.output_channel -> Text.t -> unit Lwt.t
val write_line : Lwt_text.output_channel -> Text.t -> unit Lwt.t
val write_lines :
Lwt_text.output_channel -> Text.t Lwt_stream.t -> unit Lwt.t
val open_file :
?buffer_size:int ->
?strict:bool ->
?encoding:Encoding.t ->
?flags:Unix.open_flag list ->
?perm:Unix.file_perm ->
mode:'a Lwt_io.mode -> Lwt_io.file_name -> 'a Lwt_text.channel Lwt.t
val with_file :
?buffer_size:int ->
?strict:bool ->
?encoding:Encoding.t ->
?flags:Unix.open_flag list ->
?perm:Unix.file_perm ->
mode:'a Lwt_io.mode ->
Lwt_io.file_name -> ('a Lwt_text.channel -> 'b Lwt.t) -> 'b Lwt.t
val lines_of_file : Lwt_io.file_name -> Text.t Lwt_stream.t
val lines_to_file : Lwt_io.file_name -> Text.t Lwt_stream.t -> unit Lwt.t
val chars_of_file : Lwt_io.file_name -> Text.t Lwt_stream.t
val chars_to_file : Lwt_io.file_name -> Text.t Lwt_stream.t -> unit Lwt.t
val fprint : Lwt_text.output_channel -> Text.t -> unit Lwt.t
val fprintl : Lwt_text.output_channel -> Text.t -> unit Lwt.t
val fprintf :
Lwt_text.output_channel ->
('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val fprintlf :
Lwt_text.output_channel ->
('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val print : Text.t -> unit Lwt.t
val printl : Text.t -> unit Lwt.t
val printf : ('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val printlf : ('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val eprint : Text.t -> unit Lwt.t
val eprintl : Text.t -> unit Lwt.t
val eprintf : ('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val eprintlf : ('a, unit, Text.t, unit Lwt.t) Pervasives.format4 -> 'a
val hexdump_stream :
Lwt_text.output_channel -> char Lwt_stream.t -> unit Lwt.t
val hexdump : Lwt_text.output_channel -> string -> unit Lwt.t
end`