nt) => int">+</span> <span class='int' data-type="int">2</span> <span class='operator' data-type="(int, int => Belt.Result.t(int, exn)) => Belt.Result.t(
  int,
  exn
)">|&gt;</span> <span class='ident' data-type="int => Belt.Result.t(int, exn)">Result.return</span> <span class='operator' data-type="(
  Belt.Result.t(int, exn),
  Belt.Result.t(int, exn) => Js.Promise.t(
    Belt.Result.t(int, exn)
  )
) => Js.Promise.t(Belt.Result.t(int, exn))">|&gt;</span> <span class='ident' data-type="Belt.Result.t(int, 