Copyright	(c) Fumiaki Kinoshita 2018
License	BSD3
Maintainer	Fumiaki Kinoshita <fumiexcel@gmail.com>
Safe Haskell	None
Language	Haskell2010

Data.Extensible.Struct

Contents

Mutable struct
- Atomic operations
Immutable product

Description

Mutable structs

Synopsis

data Struct s (h :: k -> Type) (xs :: [k])
set :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> h x -> m ()
get :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> m (h x)
new :: forall h m xs. (PrimMonad m, Generate xs) => (forall x. Membership xs x -> h x) -> m (Struct (PrimState m) h xs)
newRepeat :: forall h m xs. (PrimMonad m, Generate xs) => (forall x. h x) -> m (Struct (PrimState m) h xs)
newFor :: forall proxy c h m xs. (PrimMonad m, Forall c xs) => proxy c -> (forall x. c x => Membership xs x -> h x) -> m (Struct (PrimState m) h xs)
newFromHList :: forall h m xs. PrimMonad m => HList h xs -> m (Struct (PrimState m) h xs)
data WrappedPointer s h a where
- WrappedPointer :: !(Struct s h xs) -> !(Membership xs x) -> WrappedPointer s h (Repr h x)
(-$>) :: forall k h xs v s. Lookup xs k v => Struct s h xs -> Proxy k -> WrappedPointer s h (Repr h (k :> v))
atomicModify :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> (h x, a)) -> m a
atomicModify' :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> (h x, a)) -> m a
atomicModify_ :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> h x) -> m (h x)
atomicModify'_ :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> h x) -> m (h x)
data (s :: [k]) :& (h :: k -> *)
type (:*) h xs = xs :& h
unsafeFreeze :: PrimMonad m => Struct (PrimState m) h xs -> m (xs :& h)
newFrom :: forall g h m xs. PrimMonad m => (xs :& g) -> (forall x. Membership xs x -> g x -> h x) -> m (Struct (PrimState m) h xs)
hlookup :: Membership xs x -> (xs :& h) -> h x
hlength :: (xs :& h) -> Int
type family (xs :: [k]) ++ (ys :: [k]) :: [k] where ...
happend :: (xs :& h) -> (ys :& h) -> (xs ++ ys) :& h
hfoldrWithIndex :: (forall x. Membership xs x -> h x -> r -> r) -> r -> (xs :& h) -> r
thaw :: PrimMonad m => (xs :& h) -> m (Struct (PrimState m) h xs)
hfrozen :: (forall s. ST s (Struct s h xs)) -> xs :& h
hmodify :: (forall s. Struct s h xs -> ST s ()) -> (xs :& h) -> xs :& h
toHList :: forall h xs. (xs :& h) -> HList h xs

Mutable struct

data Struct s (h :: k -> Type) (xs :: [k]) Source #

Mutable type-indexed struct.

set :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> h x -> m () Source #

Write a value in a Struct.

get :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> m (h x) Source #

Read a value from a Struct.

new :: forall h m xs. (PrimMonad m, Generate xs) => (forall x. Membership xs x -> h x) -> m (Struct (PrimState m) h xs) Source #

Create a new Struct using the supplied initializer.

newRepeat :: forall h m xs. (PrimMonad m, Generate xs) => (forall x. h x) -> m (Struct (PrimState m) h xs) Source #

Create a Struct full of the specified value.

newFor :: forall proxy c h m xs. (PrimMonad m, Forall c xs) => proxy c -> (forall x. c x => Membership xs x -> h x) -> m (Struct (PrimState m) h xs) Source #

Create a new Struct using the supplied initializer with a context.

newFromHList :: forall h m xs. PrimMonad m => HList h xs -> m (Struct (PrimState m) h xs) Source #

Create a new Struct from an HList.

data WrappedPointer s h a where Source #

A pointer to an element in a Struct.

Constructors

WrappedPointer :: !(Struct s h xs) -> !(Membership xs x) -> WrappedPointer s h (Repr h x)

Instances

(s ~ RealWorld, Wrapper h) => HasGetter (WrappedPointer s h a) a Source #
Instance details Defined in Data.Extensible.Struct Methods get :: MonadIO m => WrappedPointer s h a -> m a
(s ~ RealWorld, Wrapper h) => HasSetter (WrappedPointer s h a) a Source #
Instance details Defined in Data.Extensible.Struct Methods ($=) :: MonadIO m => WrappedPointer s h a -> a -> m ()
(s ~ RealWorld, Wrapper h) => HasUpdate (WrappedPointer s h a) a a Source #
Instance details Defined in Data.Extensible.Struct Methods ($~) :: MonadIO m => WrappedPointer s h a -> (a -> a) -> m () ($~!) :: MonadIO m => WrappedPointer s h a -> (a -> a) -> m ()

(-$>) :: forall k h xs v s. Lookup xs k v => Struct s h xs -> Proxy k -> WrappedPointer s h (Repr h (k :> v)) Source #

Get a WrappedPointer from a name.

Atomic operations

atomicModify :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> (h x, a)) -> m a Source #

Atomically modify an element in a Struct.

atomicModify' :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> (h x, a)) -> m a Source #

Strict version of atomicModify.

atomicModify_ :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> h x) -> m (h x) Source #

Apply a function to an element atomically.

atomicModify'_ :: PrimMonad m => Struct (PrimState m) h xs -> Membership xs x -> (h x -> h x) -> m (h x) Source #

Strict version of atomicModify_.

Immutable product

data (s :: [k]) :& (h :: k -> *) Source #

The type of extensible products.

(:&) :: [k] -> (k -> *) -> *

Instances

(Corepresentable p, Comonad (Corep p), Functor f) => Extensible f p ((:&) :: [k] -> (k -> Type) -> Type) Source #
Instance details Defined in Data.Extensible.Struct Associated Types type ExtensibleConstr (:&) xs h x :: Constraint Source # Methods pieceAt :: ExtensibleConstr (:&) xs h x => Membership xs x -> Optic' p f (xs :& h) (h x) Source #
(Lookup xs k2 v2, Wrapper h, Repr h v2 ~ a) => HasField (k2 :: k1) (RecordOf h xs) a Source #
Instance details Defined in Data.Extensible.Label Methods getField :: RecordOf h xs -> a #
WrapForall Unbox h (x ': xs) => Vector Vector ((x ': xs) :& h)
Instance details Defined in Data.Extensible.Dictionary Methods basicUnsafeFreeze :: PrimMonad m => Mutable Vector (PrimState m) ((x ': xs) :& h) -> m (Vector ((x ': xs) :& h)) basicUnsafeThaw :: PrimMonad m => Vector ((x ': xs) :& h) -> m (Mutable Vector (PrimState m) ((x ': xs) :& h)) basicLength :: Vector ((x ': xs) :& h) -> Int basicUnsafeSlice :: Int -> Int -> Vector ((x ': xs) :& h) -> Vector ((x ': xs) :& h) basicUnsafeIndexM :: Monad m => Vector ((x ': xs) :& h) -> Int -> m ((x ': xs) :& h) basicUnsafeCopy :: PrimMonad m => Mutable Vector (PrimState m) ((x ': xs) :& h) -> Vector ((x ': xs) :& h) -> m () elemseq :: Vector ((x ': xs) :& h) -> ((x ': xs) :& h) -> b -> b
WrapForall Unbox h (x ': xs) => MVector MVector ((x ': xs) :& h)
Instance details Defined in Data.Extensible.Dictionary Methods basicLength :: MVector s ((x ': xs) :& h) -> Int basicUnsafeSlice :: Int -> Int -> MVector s ((x ': xs) :& h) -> MVector s ((x ': xs) :& h) basicOverlaps :: MVector s ((x ': xs) :& h) -> MVector s ((x ': xs) :& h) -> Bool basicUnsafeNew :: PrimMonad m => Int -> m (MVector (PrimState m) ((x ': xs) :& h)) basicInitialize :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> m () basicUnsafeReplicate :: PrimMonad m => Int -> ((x ': xs) :& h) -> m (MVector (PrimState m) ((x ': xs) :& h)) basicUnsafeRead :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> Int -> m ((x ': xs) :& h) basicUnsafeWrite :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> Int -> ((x ': xs) :& h) -> m () basicClear :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> m () basicSet :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> ((x ': xs) :& h) -> m () basicUnsafeCopy :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> MVector (PrimState m) ((x ': xs) :& h) -> m () basicUnsafeMove :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> MVector (PrimState m) ((x ': xs) :& h) -> m () basicUnsafeGrow :: PrimMonad m => MVector (PrimState m) ((x ': xs) :& h) -> Int -> m (MVector (PrimState m) ((x ': xs) :& h))
WrapForall Bounded h xs => Bounded (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods minBound :: xs :& h # maxBound :: xs :& h #
WrapForall Eq h xs => Eq (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods (==) :: (xs :& h) -> (xs :& h) -> Bool # (/=) :: (xs :& h) -> (xs :& h) -> Bool #
(Eq (xs :& h), WrapForall Ord h xs) => Ord (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods compare :: (xs :& h) -> (xs :& h) -> Ordering # (<) :: (xs :& h) -> (xs :& h) -> Bool # (<=) :: (xs :& h) -> (xs :& h) -> Bool # (>) :: (xs :& h) -> (xs :& h) -> Bool # (>=) :: (xs :& h) -> (xs :& h) -> Bool # max :: (xs :& h) -> (xs :& h) -> xs :& h # min :: (xs :& h) -> (xs :& h) -> xs :& h #
WrapForall Show h xs => Show (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods showsPrec :: Int -> (xs :& h) -> ShowS # show :: (xs :& h) -> String # showList :: [xs :& h] -> ShowS #
WrapForall Semigroup h xs => Semigroup (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods (<>) :: (xs :& h) -> (xs :& h) -> xs :& h # sconcat :: NonEmpty (xs :& h) -> xs :& h # stimes :: Integral b => b -> (xs :& h) -> xs :& h #
(WrapForall Semigroup h xs, WrapForall Monoid h xs) => Monoid (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods mempty :: xs :& h # mappend :: (xs :& h) -> (xs :& h) -> xs :& h # mconcat :: [xs :& h] -> xs :& h #
WrapForall Lift h xs => Lift (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods lift :: (xs :& h) -> Q Exp #
WrapForall NFData h xs => NFData (xs :& h) Source #
Instance details Defined in Data.Extensible.Dictionary Methods rnf :: (xs :& h) -> () #
WrapForall Hashable h xs => Hashable (xs :& h)
Instance details Defined in Data.Extensible.Dictionary Methods hashWithSalt :: Int -> (xs :& h) -> Int hash :: (xs :& h) -> Int
WrapForall Pretty h xs => Pretty (xs :& h)
Instance details Defined in Data.Extensible.Dictionary Methods pretty :: (xs :& h) -> Doc ann prettyList :: [xs :& h] -> Doc ann
WrapForall Arbitrary h xs => Arbitrary (xs :& h)
Instance details Defined in Data.Extensible.Dictionary Methods arbitrary :: Gen (xs :& h) shrink :: (xs :& h) -> [xs :& h]
Forall (KeyTargetAre KnownSymbol (Instance1 FromJSON h)) xs => FromJSON (xs :& Nullable (Field h :: Assoc Symbol v -> Type))
Instance details Defined in Data.Extensible.Dictionary Methods parseJSON :: Value -> Parser (xs :& Nullable (Field h)) parseJSONList :: Value -> Parser [xs :& Nullable (Field h)]
Forall (KeyTargetAre KnownSymbol (Instance1 FromJSON h)) xs => FromJSON (xs :& (Field h :: Assoc Symbol v -> Type))	`parseJSON Null` is called for missing fields.
Instance details Defined in Data.Extensible.Dictionary Methods parseJSON :: Value -> Parser (xs :& Field h) parseJSONList :: Value -> Parser [xs :& Field h]
Forall (KeyTargetAre KnownSymbol (Instance1 ToJSON h)) xs => ToJSON (xs :& Nullable (Field h :: Assoc Symbol v -> Type))
Instance details Defined in Data.Extensible.Dictionary Methods toJSON :: (xs :& Nullable (Field h)) -> Value toEncoding :: (xs :& Nullable (Field h)) -> Encoding toJSONList :: [xs :& Nullable (Field h)] -> Value toEncodingList :: [xs :& Nullable (Field h)] -> Encoding
Forall (KeyTargetAre KnownSymbol (Instance1 ToJSON h)) xs => ToJSON (xs :& (Field h :: Assoc Symbol v -> Type))
Instance details Defined in Data.Extensible.Dictionary Methods toJSON :: (xs :& Field h) -> Value toEncoding :: (xs :& Field h) -> Encoding toJSONList :: [xs :& Field h] -> Value toEncodingList :: [xs :& Field h] -> Encoding
Forall (KeyTargetAre KnownSymbol (Instance1 FromField h)) xs => FromNamedRecord (xs :& (Field h :: Assoc Symbol v -> Type))
Instance details Defined in Data.Extensible.Dictionary Methods parseNamedRecord :: NamedRecord -> Parser (xs :& Field h)
WrapForall FromField h xs => FromRecord (xs :& h)
Instance details Defined in Data.Extensible.Dictionary Methods parseRecord :: Record -> Parser (xs :& h)
Forall (KeyTargetAre KnownSymbol (Instance1 ToField h)) xs => ToNamedRecord (xs :& (Field h :: Assoc Symbol v -> Type))
Instance details Defined in Data.Extensible.Dictionary Methods toNamedRecord :: (xs :& Field h) -> NamedRecord
WrapForall ToField h xs => ToRecord (xs :& h)
Instance details Defined in Data.Extensible.Dictionary Methods toRecord :: (xs :& h) -> Record
WrapForall Unbox h (x ': xs) => Unbox ((x ': xs) :& h)
Instance details Defined in Data.Extensible.Dictionary
type ExtensibleConstr ((:&) :: [k] -> (k -> Type) -> Type) (xs :: [k]) (h :: k -> Type) (x :: k) Source #
Instance details Defined in Data.Extensible.Struct type ExtensibleConstr ((:&) :: [k] -> (k -> Type) -> Type) (xs :: [k]) (h :: k -> Type) (x :: k) = ()
newtype MVector s (xs :& h)
Instance details Defined in Data.Extensible.Dictionary newtype MVector s (xs :& h) = MV_Product (xs :& Comp (MVector s) h)
newtype Vector (xs :& h)
Instance details Defined in Data.Extensible.Dictionary newtype Vector (xs :& h) = V_Product (xs :& Comp Vector h)

type (:*) h xs = xs :& h Source #

Deprecated: Use :& instead

unsafeFreeze :: PrimMonad m => Struct (PrimState m) h xs -> m (xs :& h) Source #

Turn Struct into an immutable product. The original Struct may not be used.

newFrom :: forall g h m xs. PrimMonad m => (xs :& g) -> (forall x. Membership xs x -> g x -> h x) -> m (Struct (PrimState m) h xs) Source #

Create a new Struct using the contents of a product.

hlookup :: Membership xs x -> (xs :& h) -> h x Source #

Get an element in a product.

hlength :: (xs :& h) -> Int Source #

The size of a product.

type family (xs :: [k]) ++ (ys :: [k]) :: [k] where ... infixr 5 Source #

Concatenate type level lists

Equations

'[] ++ ys = ys
(x ': xs) ++ ys = x ': (xs ++ ys)

happend :: (xs :& h) -> (ys :& h) -> (xs ++ ys) :& h infixr 5 Source #

Combine products.

hfoldrWithIndex :: (forall x. Membership xs x -> h x -> r -> r) -> r -> (xs :& h) -> r Source #

Right-associative fold of a product.

thaw :: PrimMonad m => (xs :& h) -> m (Struct (PrimState m) h xs) Source #

Create a new Struct from a product.

hfrozen :: (forall s. ST s (Struct s h xs)) -> xs :& h Source #

Create a product from an ST action which returns a Struct.

hmodify :: (forall s. Struct s h xs -> ST s ()) -> (xs :& h) -> xs :& h Source #

Turn a product into a Struct temporarily.

toHList :: forall h xs. (xs :& h) -> HList h xs Source #

Convert a product into an HList.