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Merge pull request #212 from bolt12/bolt12/monad-trace-mvar
Provide MonadTraceMVar
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‎.gitignore‎

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@@ -25,3 +25,4 @@ cabal.project.local~
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tags
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io-sim/tags
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README.haddock
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*.vim

‎io-classes/CHANGELOG.md‎

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@@ -6,6 +6,8 @@
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### Breaking changes
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- Provided `MonadTraceMVar`
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- Renamed `InspectMonad` to `InspectMonadSTM`
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* Added `threadLabel` to `MonadThread`
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* Added `MonadLabelledMVar` class.
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* Added `labelMVar` to `Control.Concurrent.Class.MonadMVar.Strict`

‎io-classes/mtl/Control/Monad/Class/MonadSTM/Trans.hs‎

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@@ -163,7 +163,7 @@ instance MonadSTM m => MonadSTM (ContT r m) where
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instance MonadInspectSTM m => MonadInspectSTM (ContT r m) where
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type InspectMonad (ContT r m) = InspectMonad m
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type InspectMonadSTM (ContT r m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -254,7 +254,7 @@ instance (Monoid w, MonadSTM m) => MonadSTM (Lazy.WriterT w m) where
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instance (Monoid w, MonadInspectSTM m) => MonadInspectSTM (Lazy.WriterT w m) where
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type InspectMonad (Lazy.WriterT w m) = InspectMonad m
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type InspectMonadSTM (Lazy.WriterT w m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -345,7 +345,7 @@ instance (Monoid w, MonadSTM m) => MonadSTM (Strict.WriterT w m) where
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instance (Monoid w, MonadInspectSTM m) => MonadInspectSTM (Strict.WriterT w m) where
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type InspectMonad (Strict.WriterT w m) = InspectMonad m
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type InspectMonadSTM (Strict.WriterT w m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -436,7 +436,7 @@ instance MonadSTM m => MonadSTM (Lazy.StateT s m) where
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instance MonadInspectSTM m => MonadInspectSTM (Lazy.StateT s m) where
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type InspectMonad (Lazy.StateT s m) = InspectMonad m
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type InspectMonadSTM (Lazy.StateT s m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -527,7 +527,7 @@ instance MonadSTM m => MonadSTM (Strict.StateT s m) where
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instance MonadInspectSTM m => MonadInspectSTM (Strict.StateT s m) where
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type InspectMonad (Strict.StateT s m) = InspectMonad m
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type InspectMonadSTM (Strict.StateT s m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -618,7 +618,7 @@ instance MonadSTM m => MonadSTM (ExceptT e m) where
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instance MonadInspectSTM m => MonadInspectSTM (ExceptT e m) where
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type InspectMonad (ExceptT e m) = InspectMonad m
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type InspectMonadSTM (ExceptT e m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -709,7 +709,7 @@ instance (Monoid w, MonadSTM m) => MonadSTM (Lazy.RWST r w s m) where
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instance (Monoid w, MonadInspectSTM m) => MonadInspectSTM (Lazy.RWST r w s m) where
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type InspectMonad (Lazy.RWST r w s m) = InspectMonad m
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type InspectMonadSTM (Lazy.RWST r w s m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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@@ -800,7 +800,7 @@ instance (Monoid w, MonadSTM m) => MonadSTM (Strict.RWST r w s m) where
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instance (Monoid w, MonadInspectSTM m) => MonadInspectSTM (Strict.RWST r w s m) where
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type InspectMonad (Strict.RWST r w s m) = InspectMonad m
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type InspectMonadSTM (Strict.RWST r w s m) = InspectMonadSTM m
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inspectTVar _ = inspectTVar (Proxy @m)
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inspectTMVar _ = inspectTMVar (Proxy @m)
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‎io-classes/src/Control/Concurrent/Class/MonadMVar.hs‎

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@@ -7,6 +7,7 @@ module Control.Concurrent.Class.MonadMVar
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( MonadMVar (..)
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-- * non-standard extensions
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, MonadInspectMVar (..)
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, MonadTraceMVar (..)
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, MonadLabelledMVar (..)
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) where
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@@ -16,6 +17,7 @@ import Control.Monad.Class.MonadThrow
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import Control.Monad.Reader (ReaderT (..))
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import Control.Monad.Trans (lift)
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import Control.Concurrent.Class.MonadSTM (TraceValue)
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import Data.Kind (Type)
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@@ -205,6 +207,15 @@ instance MonadInspectMVar IO where
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type InspectMVarMonad IO = IO
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inspectMVar _ = tryReadMVar
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class MonadTraceMVar m where
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traceMVarIO :: proxy
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-> MVar m a
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-> (Maybe (Maybe a) -> Maybe a -> InspectMVarMonad m TraceValue)
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-> m ()
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instance MonadTraceMVar IO where
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traceMVarIO = \_ _ _ -> pure ()
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-- | Labelled `MVar`s
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--
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-- The `IO` instances is no-op, the `IOSim` instance enhances simulation trace.

‎io-classes/src/Control/Monad/Class/MonadSTM/Internal.hs‎

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@@ -372,21 +372,21 @@ class MonadSTM m
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-- to access a 'TVar' in the underlying 'ST' monad.
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--
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class ( MonadSTM m
375-
, Monad (InspectMonad m)
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, Monad (InspectMonadSTM m)
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)
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=> MonadInspectSTM m where
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type InspectMonad m :: Type -> Type
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type InspectMonadSTM m :: Type -> Type
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-- | Return the value of a `TVar` as an `InspectMonad` computation.
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--
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-- `inspectTVar` is useful if the value of a `TVar` observed by `traceTVar`
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-- contains other `TVar`s.
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inspectTVar :: proxy m -> TVar m a -> InspectMonad m a
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inspectTVar :: proxy m -> TVar m a -> InspectMonadSTM m a
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-- | Return the value of a `TMVar` as an `InspectMonad` computation.
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inspectTMVar :: proxy m -> TMVar m a -> InspectMonad m (Maybe a)
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inspectTMVar :: proxy m -> TMVar m a -> InspectMonadSTM m (Maybe a)
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-- TODO: inspectTQueue, inspectTBQueue
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388388
instance MonadInspectSTM IO where
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type InspectMonad IO = IO
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type InspectMonadSTM IO = IO
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inspectTVar _ = readTVarIO
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-- issue #3198: tryReadTMVarIO
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inspectTMVar _ = atomically . tryReadTMVar
@@ -454,89 +454,89 @@ class MonadInspectSTM m
454454
--
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traceTVar :: proxy m
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-> TVar m a
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-> (Maybe a -> a -> InspectMonad m TraceValue)
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-> (Maybe a -> a -> InspectMonadSTM m TraceValue)
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-- ^ callback which receives initial value or 'Nothing' (if it
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-- is a newly created 'TVar'), and the committed value.
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-> STM m ()
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traceTMVar :: proxy m
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-> TMVar m a
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-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
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-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonadSTM m TraceValue)
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-> STM m ()
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traceTQueue :: proxy m
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-> TQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> STM m ()
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traceTBQueue :: proxy m
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-> TBQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> STM m ()
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478478
traceTSem :: proxy m
479479
-> TSem m
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-> (Maybe Integer -> Integer -> InspectMonad m TraceValue)
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-> (Maybe Integer -> Integer -> InspectMonadSTM m TraceValue)
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-> STM m ()
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483483
default traceTMVar :: TMVar m a ~ TMVarDefault m a
484484
=> proxy m
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-> TMVar m a
486-
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
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-> (Maybe (Maybe a) -> Maybe a -> InspectMonadSTM m TraceValue)
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-> STM m ()
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traceTMVar = traceTMVarDefault
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default traceTSem :: TSem m ~ TSemDefault m
491491
=> proxy m
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-> TSem m
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-> (Maybe Integer -> Integer -> InspectMonad m TraceValue)
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-> (Maybe Integer -> Integer -> InspectMonadSTM m TraceValue)
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-> STM m ()
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traceTSem = traceTSemDefault
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traceTVarIO :: TVar m a
499-
-> (Maybe a -> a -> InspectMonad m TraceValue)
499+
-> (Maybe a -> a -> InspectMonadSTM m TraceValue)
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-> m ()
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502502
traceTMVarIO :: TMVar m a
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-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
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-> (Maybe (Maybe a) -> Maybe a -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTQueueIO :: TQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTBQueueIO :: TBQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTSemIO :: TSem m
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-> (Maybe Integer -> Integer -> InspectMonad m TraceValue)
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-> (Maybe Integer -> Integer -> InspectMonadSTM m TraceValue)
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-> m ()
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default traceTVarIO :: TVar m a
519-
-> (Maybe a -> a -> InspectMonad m TraceValue)
519+
-> (Maybe a -> a -> InspectMonadSTM m TraceValue)
520520
-> m ()
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traceTVarIO = \v f -> atomically (traceTVar Proxy v f)
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default traceTMVarIO :: TMVar m a
524-
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
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-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonadSTM m TraceValue)
525525
-> m ()
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traceTMVarIO = \v f -> atomically (traceTMVar Proxy v f)
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default traceTQueueIO :: TQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTQueueIO = \v f -> atomically (traceTQueue Proxy v f)
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533533
default traceTBQueueIO :: TBQueue m a
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-> (Maybe [a] -> [a] -> InspectMonad m TraceValue)
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-> (Maybe [a] -> [a] -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTBQueueIO = \v f -> atomically (traceTBQueue Proxy v f)
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default traceTSemIO :: TSem m
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-> (Maybe Integer -> Integer -> InspectMonad m TraceValue)
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-> (Maybe Integer -> Integer -> InspectMonadSTM m TraceValue)
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-> m ()
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traceTSemIO = \v f -> atomically (traceTSem Proxy v f)
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@@ -737,7 +737,7 @@ traceTMVarDefault
737737
:: MonadTraceSTM m
738738
=> proxy m
739739
-> TMVarDefault m a
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-> (Maybe (Maybe a) -> Maybe a -> InspectMonad m TraceValue)
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-> (Maybe (Maybe a) -> Maybe a -> InspectMonadSTM m TraceValue)
741741
-> STM m ()
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traceTMVarDefault p (TMVar t) f = traceTVar p t f
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@@ -1076,7 +1076,7 @@ labelTSemDefault (TSem t) = labelTVar t
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traceTSemDefault :: MonadTraceSTM m
10771077
=> proxy m
10781078
-> TSemDefault m
1079-
-> (Maybe Integer -> Integer -> InspectMonad m TraceValue)
1079+
-> (Maybe Integer -> Integer -> InspectMonadSTM m TraceValue)
10801080
-> STM m ()
10811081
traceTSemDefault proxy (TSem t) k = traceTVar proxy t k
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@@ -1295,7 +1295,7 @@ instance MonadSTM m => MonadSTM (ReaderT r m) where
12951295
isEmptyTChan = lift . isEmptyTChan
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12971297
instance MonadInspectSTM m => MonadInspectSTM (ReaderT r m) where
1298-
type InspectMonad (ReaderT r m) = InspectMonad m
1298+
type InspectMonadSTM (ReaderT r m) = InspectMonadSTM m
12991299
inspectTVar _ = inspectTVar (Proxy :: Proxy m)
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inspectTMVar _ = inspectTMVar (Proxy :: Proxy m)
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‎io-classes/strict-stm/Control/Concurrent/Class/MonadSTM/Strict/TBQueue.hs‎

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@@ -59,13 +59,13 @@ labelTBQueueIO (StrictTBQueue queue) = Lazy.labelTBQueueIO queue
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traceTBQueue :: MonadTraceSTM m
6060
=> proxy m
6161
-> StrictTBQueue m a
62-
-> ((Maybe [a]) -> [a] -> InspectMonad m TraceValue)
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-> ((Maybe [a]) -> [a] -> InspectMonadSTM m TraceValue)
6363
-> STM m ()
6464
traceTBQueue p (StrictTBQueue queue) = Lazy.traceTBQueue p queue
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6666
traceTBQueueIO :: MonadTraceSTM m
6767
=> StrictTBQueue m a
68-
-> ((Maybe [a]) -> [a] -> InspectMonad m TraceValue)
68+
-> ((Maybe [a]) -> [a] -> InspectMonadSTM m TraceValue)
6969
-> m ()
7070
traceTBQueueIO (StrictTBQueue queue) = Lazy.traceTBQueueIO queue
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‎io-classes/strict-stm/Control/Concurrent/Class/MonadSTM/Strict/TMVar.hs‎

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@@ -57,7 +57,7 @@ labelTMVarIO v = atomically . labelTMVar v
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traceTMVar :: MonadTraceSTM m
5858
=> proxy m
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-> StrictTMVar m a
60-
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
60+
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonadSTM m TraceValue)
6161
-> STM m ()
6262
traceTMVar p (StrictTMVar var) = Lazy.traceTMVar p var
6363

@@ -69,7 +69,7 @@ debugTraceTMVar p (StrictTMVar var) = Lazy.debugTraceTMVar p var
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traceTMVarIO :: MonadTraceSTM m
7171
=> StrictTMVar m a
72-
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonad m TraceValue)
72+
-> (Maybe (Maybe a) -> (Maybe a) -> InspectMonadSTM m TraceValue)
7373
-> m ()
7474
traceTMVarIO (StrictTMVar var) = Lazy.traceTMVarIO var
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‎io-classes/strict-stm/Control/Concurrent/Class/MonadSTM/Strict/TQueue.hs‎

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Original file line numberDiff line numberDiff line change
@@ -56,13 +56,13 @@ labelTQueueIO (StrictTQueue queue) = Lazy.labelTQueueIO queue
5656
traceTQueue :: MonadTraceSTM m
5757
=> proxy m
5858
-> StrictTQueue m a
59-
-> ((Maybe [a]) -> [a] -> InspectMonad m TraceValue)
59+
-> ((Maybe [a]) -> [a] -> InspectMonadSTM m TraceValue)
6060
-> STM m ()
6161
traceTQueue p (StrictTQueue queue) = Lazy.traceTQueue p queue
6262

6363
traceTQueueIO :: MonadTraceSTM m
6464
=> StrictTQueue m a
65-
-> ((Maybe [a]) -> [a] -> InspectMonad m TraceValue)
65+
-> ((Maybe [a]) -> [a] -> InspectMonadSTM m TraceValue)
6666
-> m ()
6767
traceTQueueIO (StrictTQueue queue) = Lazy.traceTQueueIO queue
6868

‎io-classes/strict-stm/Control/Concurrent/Class/MonadSTM/Strict/TVar.hs‎

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@@ -49,7 +49,7 @@ labelTVarIO v = atomically . labelTVar v
4949
traceTVar :: MonadTraceSTM m
5050
=> proxy m
5151
-> StrictTVar m a
52-
-> (Maybe a -> a -> InspectMonad m TraceValue)
52+
-> (Maybe a -> a -> InspectMonadSTM m TraceValue)
5353
-> STM m ()
5454
traceTVar p StrictTVar {tvar} = Lazy.traceTVar p tvar
5555

@@ -61,7 +61,7 @@ debugTraceTVar p StrictTVar {tvar} = Lazy.debugTraceTVar p tvar
6161

6262
traceTVarIO :: MonadTraceSTM m
6363
=> StrictTVar m a
64-
-> (Maybe a -> a -> InspectMonad m TraceValue)
64+
-> (Maybe a -> a -> InspectMonadSTM m TraceValue)
6565
-> m ()
6666
traceTVarIO StrictTVar {tvar} = Lazy.traceTVarIO tvar
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‎io-sim/CHANGELOG.md‎

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@@ -2,6 +2,8 @@
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## next version
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5+
- Provided `MonadTraceMVar`
6+
- Renamed `InspectMonad` to `InspectMonadSTM`
57
- Support `threadLabel` (`io-classes-1.8`)
68
- `IOSimPOR`'s `Effect` traces now will correctly show labels on read/written
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`TVars`.

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