anchor.diff:  /// Trim HTML tags from a given string and replace all of them with spaces
   /// Multiple tags are replaced with just a single space. (This is a recursive 
   /// implementation that is somewhat faster than regular expression.)
  -let internal trimHtml (s:string) = 
  +let trimHtml (s:string) = 
     let chars = s.ToCharArray()
     let res = new Text.StringBuilder()
   
  
positive.code: // Tools for generating nice member names that follow F# & .NET naming conventions
  // --------------------------------------------------------------------------------------
  
  module FSharp.Data.NameUtils
  
  open System
  open System.Globalization
  
negative.code: ///     let n1 = gen "sample-name"
  ///     let n2 = gen "sample-name"
  ///
  let uniqueGenerator niceName =
    let dict = new Dictionary<_, _>()
    (fun name ->
        let name = niceName name
  