package sihl

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type fn = string list -> unit Lwt.t

A function that takes a list of strings as argument and does some side effect.

type t = {
  1. name : string;
  2. help : string option;
  3. description : string;
  4. fn : fn;

A CLI command has a unique name, an optional help text that shows the usage, a description that gives background information and the actual CLI function.

exception Exception of string
val make : name:string -> ?help:string -> description:string -> fn -> t

Running commands

val run : t list -> string list option -> unit Lwt.t

Call run commands args in the main Sihl app executable to pass command line arguments to all registered commands. This is the main entry point to a Sihl app. An optional list of arguments args can be passed, if None is passed, it reads the arguments from Sys.argv.


val sexp_of_t : t -> Sexplib0.Sexp.t

sexp_of_t t converts the command t to an s-expression

val pp : Stdlib.Format.formatter -> t -> unit

pp formats the command t as an s-expression


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