bag/ordered-bag.ss
(module ordered-bag mzscheme

  (require "../private/require.ss")
  (require-contracts)
  (require-class)
  (require-lists)

  (require ;;"../private/contracts.ss"
           "../table/ordered-table.ss"
           "bag-interface.ss"
           "bag-from-table.ss")

  (provide/contract
   [ordered-bag% (implementation?/c bag<%>)]
   [make-ordered-bag (([compare comparison/c]
                       [elems (listof any/c)])
                      . ->r . bag/c)])

  (define (make-ordered-bag compare elems)
    (foldl (lambda (elem bag)
             (send bag insert elem))
           (make-bag-from-table (make-ordered-table compare null null))
           elems))

  (define ordered-bag% bag-from-table%)
  
  )