File: labelled_args.ml

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let _ =
  let f ~y = y + 1 in
  f ~y:(y : int)

let () =
  very_long_function_name
    ~very_long_argument_label:(fun
        very_long_argument_name_one
        very_long_argument_name_two
        very_long_argument_name_three
      -> () )

let () =
  very_long_function_name
    ~very_long_argument_label:(* foo *)
      (fun
        very_long_argument_name_one
        very_long_argument_name_two
        very_long_argument_name_three
      -> () )

let () =
  very_long_function_name
    ~very_long_argument_label:(fun
        very_long_argument_name_one
        very_long_argument_name_two
        very_long_argument_name_three
      -> () )
    foo

let () =
  very_long_function_name
    ~very_long_argument_label:(* foo *)
      (fun
        very_long_argument_name_one
        very_long_argument_name_two
        very_long_argument_name_three
      -> () )
    foo

let labeled_tuple () =
  ~x:1,
  ~y:(1 + 2)

let ~x, .. = labeled_tuple ()

let _ = ~x:1, ~y:(f 1)
let _ = 1 + 2, 1 + 2
let _ = 1 + 2, ~y:(1 + 2)
let _ = 1 + 2, ~y
let _ = 1 + 2, ~(y : t)

(* No parens *)

let _ = x, ~y:a.b
let _ = x, ~y:a#.b
let _ = x, ~y:a#b