MultipartSourceval parse_content_type :
string ->
(Multipart_form.Content_type.t, [> `Msg of string ]) resultval content_disposition :
Multipart_form.Header.t ->
Multipart_form.Content_disposition.t optionval parse_multipart_form :
content_type:string ->
max_chunk_size:int ->
emit:(string option -> Bigstringaf.t Faraday.iovec Lwt_stream.t -> unit) ->
?finish:(unit -> unit) ->
Bigstringaf.t Faraday.iovec Lwt_stream.t ->
(t, [> `Msg of string ]) result Lwt.t