anchor.diff:          !runs |> should equal 2
   
       [<Test>]
  -    let attempt03() =
  +    let ``Attempt monad 3``() =
           let runs = ref 0
           let func v = fun () -> runs := !runs + 1; v
           let result = attempt {
  
positive.code:     open SharpXml.Tests.TestHelpers
  
      [<Test>]
      let attempt01() =
          let runs = ref 0
          let func v = fun () -> runs := !runs + 1; v
          let result = attempt {
  
negative.code:         !runs |> should equal 3
  
      [<Test>]
      let ``Attempt monad 2``() =
          let runs = ref 0
          let func v = fun () -> runs := !runs + 1; v
          let result = attempt {
  