String (upsycle-router.Upsycle_router.Util

val lines : string -> string list

val chomp : string -> string

val repeat : int -> (unit -> string) -> string

val repeat_s : int -> string -> string

val join_sp : string list -> string

val join_sp_list : string list list -> string

val join_sp_option : string option list -> string

val append : string -> string -> string

val is_binary : ?take:int -> string -> bool