#lang racket/base
;; State Change Notifications, and assorted protocol constructors

(provide (struct-out scn))

(require racket/set)
(require racket/match)
(require "../trie.rkt")
(require "../pretty.rkt")

;; State Change Notifications
(struct scn (trie) #:transparent
  #:methods gen:syndicate-pretty-printable
  [(define (syndicate-pretty-print d [p (current-output-port)])
     (pretty-print-trie (scn-trie d) p))])