anchor.diff:                        "Whether multiple candidates can be marked.")
   
      (resumer nil
  -            :type (or null function)
  +            :type (or null (function (source)))
               :documentation
               "Function meant to be called with the source as argument when the
   prompter is resumed.
  
positive.code: suggestion count is meant to be displayed or not.")
  
     (suggestion-maker #'make-suggestion
                       :documentation "Function that wraps an arbitrary
  object into a source `suggestion'.
  This is useful to set the suggestion slots such as `attributes' and `match-data'
  
negative.code: and to know if we have to recompute the match-data for instance.")
  
     (sort-predicate #'score>
                     :type (or null
                               (function (suggestion suggestion) boolean))
                     :documentation "A predicate used to sort the suggestions once
  filtered.  The predicate works the same as the `sort' predicate.")
  
  