anchor.diff:          | [<EqualsAssignment>] Env of key:string * value:string
           | [<EqualsAssignment>] Dir of path:string
           | [<EqualsAssignmentOrSpaced>] Flex_Equals_Assignment of string
  +        | [<EqualsAssignmentOrSpaced>] Flex_Equals_Assignment_With_Option of string option
           | [<ColonAssignmentOrSpaced>] Flex_Colon_Assignment of string
           | [<First>] First_Parameter of string
           | [<Last>] Last_Parameter of string
  
positive.code:     let ``Parse equals or space assignment with space`` () =
          let result = parser.Parse([|"--flex-equals-assignment"; "../../my-relative-path"; "--dir==foo"|], ignoreMissing = true)
          test <@ result.GetResult Flex_Equals_Assignment = "../../my-relative-path" @>
  
      [<Fact>]
      let ``Parse colon or space assignment with colon`` () =
  
negative.code:                 | Data _ -> "pass raw data in base64 format."
                  | Dir _ -> "Project directory to place the config & database in."
                  | Flex_Equals_Assignment _ -> "An equals assignment which can also be used with a space separator"
                  | Flex_Equals_Assignment_With_Option _ -> "Flex_Equals_Assignment but with optional parameter type"
                  | Flex_Colon_Assignment _ -> "A colon assignment which can also be used with a space separator"
                  | Log_Level _ -> "set the log level."
                  | Detach _ -> "detach daemon from console."
  