anchor.diff:      abstract toBe: 'a -> unit
       abstract toBeCalledWith: 'a -> unit
   
  -  and ExpectStatic =
  +  type DoneStatic =
  +    [<Emit("$0()")>] abstract ``done``: 'a -> unit
  +    abstract fail: 'a -> 'b
  +
  +  type ExpectStatic =
       [<Emit("$0($1...)")>] abstract Invoke: 'a -> Expect
       abstract assertions: int -> unit
   
  -  and Globals =
  +  type Globals =
       abstract Expect: ExpectStatic with get, set
   
   [<Global>]
  
positive.code: let it(msg: string) (f: unit -> unit) = jsNative
  
  [<Global("it")>]
  let itAsync(msg: string) (f: unit -> Fable.Import.JS.Promise<'T>) = jsNative
  
  let toEqual expected actual =
  
negative.code: module rec Jest
  open Fable.Core
  open Fable.Core.JsInterop
  
  