(* * Copyright (c) 2018-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. *) (** Configuration options *) val run : (input:string -> output:string option -> compile_only:bool -> 'a) -> 'a (** [run main] parses command line options, performs some imperative initialization, and then executes [main] passing the configuration options. *)