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  1. type 'a t = 'a list
  2. type ('a, 'b) result = Ok of 'a | Error of 'b
  3. let nosib (t : 'a t) =
  4.   match t with
  5.     | [] -> Ok (t : [`No_siblings] t)
  6.     | _   -> Error `Has_siblings
  7.  
Success #stdin #stdout 0.02s 2736KB
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stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/iJgIKY
language:
OCaml (ocamlopt 4.05.0)
created:
11 years ago
visibility:
public

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