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Add a %mult rave to the clay interface. Add a %wris gift to support its output.
%mult acts like %next, except it watches multiple paths. If any of them change, it sends all changes to the watched files in a %wris.
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Fang
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@ -270,9 +270,15 @@
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:: Like a ++rave but with caches of current versions for %next and %many.
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:: Generally used when we store a request in our state somewhere.
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::
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++ cach (unit (each cage lobe)) :: cached result
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++ rove :: stored request
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$% {$sing p/mood} :: single request
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{$next p/mood q/(unit (each cage lobe))} :: next version
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$: $mult :: next version of any
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p/care ::
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q/(jug case spur) ::
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r/(map case (map spur cach)) ::
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== ::
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{$many p/? q/moat r/(map path lobe)} :: change range
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== ::
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::
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@ -318,6 +324,7 @@
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{$note p/@tD q/tank} :: debug message
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{$ogre p/@tas} :: delete mount point
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{$writ p/riot} :: response
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{$wris p/(set rant)} :: responses
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== ::
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++ note :: out request $->
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$% $: $a :: to %ames
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@ -587,6 +594,16 @@
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%f %exec our ~ [her syd q.mun] (lobe-to-silk:ze r.mun p.dat)
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==
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::
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++ blas
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|= {hen/duct das/(map mood (each cage lobe))}
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^+ +>
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=- (emit hen %give %wris -)
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%- ~(run in das)
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|= {mun/mood dat/(each cage lobe)}
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~| %lobe-unsupported-tmp
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?> ?=($& -.dat)
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[[p.mun q.mun syd] r.mun p.dat]
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::
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:: Give next step in a subscription.
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::
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++ bleb
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@ -621,6 +638,7 @@
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::
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++ blub-all (duct-lift |=({a/duct $~} (blub a))) :: lifted ++blub
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++ blab-all (duct-lift blab) :: lifted ++blab
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++ blas-all (duct-lift blas) :: lifted ++blas
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++ balk-all (duct-lift balk) :: lifted ++balk
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++ bleb-all (duct-lift bleb) :: lifted ++bleb
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::
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@ -688,6 +706,25 @@
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=(p.a p.rov(q q.p.a))
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?=(^ (case-to-aeon:ze q.p.a))
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==
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::
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$mult
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=+ %+ roll ~(tap in q.rov)
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|= {{c/case s/(set spur)} sus/(jug aeon spur) val/?}
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?. val [~ |]
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=+ a=(case-to-aeon:ze c)
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?~ a [~ |]
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[(~(put by sus) u.a s) &]
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?. val ~
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%+ skim ~(tap in ~(key by qyx))
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|= a=rove ^- ?
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?. ?=($mult -.a) |
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?. =(~(wyt by q.a) ~(wyt by q.rov)) |
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=- val %- ~(rep in q.a)
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|= {{c/case s/(set spur)} val/?}
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?. val |
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=+ a=(case-to-aeon:ze c)
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?~ a |
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=((~(get by sus) u.a) `s)
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::
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$many
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?~ (case-to-aeon:ze p.q.rov) ~
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@ -807,6 +844,30 @@
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?: (equivalent-data:ze u.u.ver u.u.var)
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$(yon +(yon))
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(blab hen p.rav u.u.var)
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::
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$mult
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:: check to make sure that the request doesn't contain any historic or
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:: foreign targets.
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?: %+ lien ~(tap by q.rav)
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|= {c/case s/(set spur)}
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=+ (case-to-aeon:ze c)
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&(?=(^ -) (lth u.- let.dom))
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(blub hen)
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:: considering targets in the past are invalid, always store request.
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=- (duce -.rav p.rav q.rav -)
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%- ~(gas by *(map case (map spur cach)))
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%+ turn ~(tap by q.rav)
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|= {c/case s/(set spur)}
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^- (pair case (map spur cach))
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:- c
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=+ aey=(case-to-aeon:ze c)
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?~ aey ~ :: case in the future.
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%- ~(gas by *(map spur cach))
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%+ turn ~(tap in s)
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|= p/spur
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=+ (aver p.rav c p)
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~| [%unexpected-async p.rav c p]
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?>(?=(^ -) [p u.-])
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::
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$many
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=+ nab=(case-to-aeon:ze p.q.rav)
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@ -1622,6 +1683,9 @@
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`p.q.p.rov
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::
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$next ~
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::
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$mult ~
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::
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$many
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%^ hunt lth
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?. ?=($da -.p.q.rov) ~
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@ -1638,6 +1702,7 @@
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?- -.rov
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$sing rov
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$next [- p]:rov
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$mult [- p q]:rov
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$many [- p q]:rov
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==
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::
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@ -1645,7 +1710,7 @@
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::
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++ wake :: update subscribers
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^+ .
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=+ xiq=~(tap by qyx)
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=+ xiq=~(tap by qyx) :: (list (pair rove (set duct)))
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=| xaq/(list {p/rove q/(set duct)})
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|- ^+ ..wake
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?~ xiq
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@ -1693,6 +1758,50 @@
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?: (equivalent-data:ze u.q.p.i.xiq u.u.var)
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$(xiq t.xiq, xaq [i.xiq xaq])
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$(xiq t.xiq, ..wake (blab-all q.i.xiq muc u.u.var))
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::
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$mult
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=* rov p.i.xiq
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=- ?^ res
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$(xiq t.xiq, ..wake (blas-all q.i.xiq res))
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$(xiq t.xiq, xaq [i.xiq(r.p (~(uni by r.rov) cac)) xaq])
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%+ roll ~(tap by q.rov)
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|= $: {cas/case sus/(set spur)}
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cac/(map case (map spur cach))
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res/(map mood (each cage lobe))
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==
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^+ [cac res]
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=+ hav=(~(got by r.rov) cas)
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:: if we don't have an existing cache, try to build it.
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?~ hav
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=- ?~ - [cac res]
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[(~(put by cac) cas -) res]
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=+ aey=(case-to-aeon:ze cas)
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?~ aey ~ :: case in the future.
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%- ~(gas by *(map spur cach))
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%+ turn ~(tap in sus)
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|= s/spur
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^- (pair spur cach)
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=+ (aver p.rov [%ud let.dom] s)
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~| [%unexpected-async p.rov cas s]
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?>(?=(^ -) [s u.-])
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:: if we have an existing cache, compare it to current data.
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:- cac
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%- ~(gas by res)
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%+ murn ~(tap in sus)
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|= s/spur
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^- (unit (pair mood (each cage lobe)))
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=+ o=(~(got by `(map spur cach)`hav) s)
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=+ n=(aver p.rov [%ud let.dom] s)
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~| [%unexpected-async p.rov let.dom s]
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?> ?=(^ n)
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=+ m=[p.rov [%ud let.dom] s]
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?~ o
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?~ u.n ~ :: not added
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`[m u.u.n] :: added
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?~ u.n
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`[m [%& %null [%atom %n ~] ~]] :: deleted
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?: (equivalent-data:ze u.u.n u.o) ~ :: unchanged
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`[m u.u.n] :: changed
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::
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$many
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=+ mot=`moat`q.p.i.xiq
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@ -391,6 +391,7 @@
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{$ogre p/@tas} :: delete mount point
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{$send p/lane:ames q/@} :: transmit packet
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{$writ p/riot} :: response
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{$wris p/(set rant)} :: responses
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== ::
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++ task :: in request ->$
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$% {$boat $~} :: pier rebooted
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@ -488,6 +489,7 @@
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++ rave :: general request
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$% {$sing p/mood} :: single request
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{$next p/mood} :: await next version
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{$mult p/care q/(jug case spur)} :: next version of any
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{$many p/? q/moat} :: track range
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== ::
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++ riff {p/desk q/(unit rave)} :: request+desist
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