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4301 we need to implement utility to wait for all runnning keys in hls graph done #4302

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merged 3 commits into from
Jun 9, 2024
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4301 we need to implement utility to wait for all runnning keys in hls graph done #4302

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b6e8ce4
wait for database running keys
soulomoon Jun 9, 2024
ee0f037
add `waitForDatabaseRunningKeysAction`
soulomoon Jun 9, 2024
e239056
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soulomoon Jun 9, 2024
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12 changes: 12 additions & 0 deletions hls-graph/src/Development/IDE/Graph/Internal/Types.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
module Development.IDE.Graph.Internal.Types where

import Control.Concurrent.STM (STM)
import Control.Monad ((>=>))
import Control.Monad.Catch
import Control.Monad.IO.Class
import Control.Monad.Trans.Reader
Expand Down Expand Up @@ -78,6 +79,10 @@ data SAction = SAction {
getDatabase :: Action Database
getDatabase = Action $ asks actionDatabase

-- | waitForDatabaseRunningKeysAction waits for all keys in the database to finish running.
waitForDatabaseRunningKeysAction :: Action ()
waitForDatabaseRunningKeysAction = getDatabase >>= liftIO . waitForDatabaseRunningKeys

---------------------------------------------------------------------
-- DATABASE

Expand Down Expand Up @@ -110,6 +115,9 @@ data Database = Database {
databaseValues :: !(Map Key KeyDetails)
}

waitForDatabaseRunningKeys :: Database -> IO ()
waitForDatabaseRunningKeys = getDatabaseValues >=> mapM_ (waitRunning . snd)

getDatabaseValues :: Database -> IO [(Key, Status)]
getDatabaseValues = atomically
. (fmap.fmap) (second keyStatus)
Expand All @@ -136,6 +144,10 @@ getResult (Clean re) = Just re
getResult (Dirty m_re) = m_re
getResult (Running _ _ _ m_re) = m_re -- watch out: this returns the previous result

waitRunning :: Status -> IO ()
waitRunning Running{..} = runningWait
waitRunning _ = return ()

data Result = Result {
resultValue :: !Value,
resultBuilt :: !Step, -- ^ the step when it was last recomputed
Expand Down
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