val (>>=) : ('a, 'e) Core_kernel.Result.t Deferred.t ‑> ('a ‑> ('b, 'e) Core_kernel.Result.t Deferred.t) ‑> ('b, 'e) Core_kernel.Result.t Deferred.t
val (>>|) : ('a, 'e) Core_kernel.Result.t Deferred.t ‑> ('a ‑> 'b) ‑> ('b, 'e) Core_kernel.Result.t Deferred.t