syndicate-lang
/
minimart-2014
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Cosmetic

This commit is contained in:
Tony Garnock-Jones 2014-06-23 07:00:27 -04:00
parent 2ec167560d
commit 38ea50e352
1 changed files with 11 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
minimart/examples/chat-actor.rkt
View File

@ -7,15 +7,22 @@
(define (spawn-session them us)
(actor #:name user-session
(define user (gensym 'user))
(define (send-to-remote fmt . vs)
(send #:meta-level 1 (tcp-channel us them (string->bytes/utf-8 (apply format fmt vs)))))
(define (say who fmt . vs)
(unless (equal? who user) (send-to-remote "~a ~a\n" who (apply format fmt vs))))
(define user (gensym 'user))
(send-to-remote "Welcome, ~a.\n" user)
(advertise (tcp-channel us them ?) #:meta-level 1)
(subscribe `(,($ who) says ,($ what))
(say who "says: ~a" what))
(advertise `(,user says ,?))
(subscribe (tcp-channel them us ($ bs)) #:meta-level 1
(send `(,user says ,(string-trim (bytes->string/utf-8 bs)))))
(observe-advertisers `(,($ who) says ,?)
#:name present-user-names
#:set who
@ -24,18 +31,9 @@
(for/list [(who arrived)] (say who "arrived."))
(for/list [(who departed)] (say who "departed.")))
(observe-advertisers (tcp-channel them us ?)
#:meta-level 1
(observe-advertisers (tcp-channel them us ?) #:meta-level 1
#:presence remote-present?
(when (not remote-present?) (quit)))
(advertise `(,user says ,?))
(subscribe `(,($ who) says ,($ what))
(say who "says: ~a" what))
(advertise (tcp-channel us them ?) #:meta-level 1)
(subscribe (tcp-channel them us ($ bs)) #:meta-level 1
(send `(,user says ,(string-trim (bytes->string/utf-8 bs)))))))
(when (not remote-present?) (quit)))))
(spawn-tcp-driver)
(spawn-world