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Jens Nolte
quasar
Commits
15ac9a85
Commit
15ac9a85
authored
3 years ago
by
Jens Nolte
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Remove unused arguments
parent
52a75bff
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1 changed file
src/Quasar/Observable.hs
+2
-2
2 additions, 2 deletions
src/Quasar/Observable.hs
with
2 additions
and
2 deletions
src/Quasar/Observable.hs
+
2
−
2
View file @
15ac9a85
...
...
@@ -297,7 +297,7 @@ newtype ObservableVar v = ObservableVar (MVar (v, HM.HashMap Unique (ObservableC
instance
IsRetrievable
v
(
ObservableVar
v
)
where
retrieve
(
ObservableVar
mvar
)
=
liftIO
$
pure
.
fst
<$>
readMVar
mvar
instance
IsObservable
v
(
ObservableVar
v
)
where
observe
observable
@
(
ObservableVar
mvar
)
callback
=
do
observe
(
ObservableVar
mvar
)
callback
=
do
resourceManager
<-
askResourceManager
registerNewResource_
$
liftIO
do
...
...
@@ -323,7 +323,7 @@ setObservableVar :: MonadIO m => ObservableVar v -> v -> m ()
setObservableVar
observable
value
=
modifyObservableVar
observable
(
const
value
)
stateObservableVar
::
MonadIO
m
=>
ObservableVar
v
->
(
v
->
(
a
,
v
))
->
m
a
stateObservableVar
observable
@
(
ObservableVar
mvar
)
f
=
stateObservableVar
(
ObservableVar
mvar
)
f
=
liftIO
$
modifyMVar
mvar
$
\
(
oldState
,
subscribers
)
->
do
let
(
result
,
newState
)
=
f
oldState
mapM_
(
\
callback
->
callback
(
pure
newState
))
subscribers
...
...
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