anchor.diff:  
       let isArray (n: NameItem) = n.FSharpName.StartsWith("[")
   
  -    let internal generate (api: Api) = option {
  +    let generate (api: Api) = option {
         let ns =
           let ns = Name.displayName api.Name
           match api.Signature with
  
positive.code:         '?', 'q'
        ]
  
      let internal isActivePattern (api: Api) = match api.Signature with ApiSignature.ActivePatten _ -> true | _ -> false
  
      let replaceOp (name: string) =
        let op = name.[2..(name.Length - 3)]
  
negative.code:         "~%", "[-zr"
        ]
  
      let opReplaceTable =
        dict [
          '<', '['
          '>', ']'
  