Database.Liszt.Tracker

Documentation

data Offset

Constructors

SeqNo !Int

FromEnd !Int

WineryTag !Schema ![Text] !Scientific

Instances

Show Offset

Defined in Database.Liszt.Tracker

Methods

showsPrec :: Int -> Offset -> ShowS

show :: Offset -> String

showList :: [Offset] -> ShowS

Generic Offset

Defined in Database.Liszt.Tracker

Associated Types

type Rep Offset :: * -> *

Methods

from :: Offset -> Rep Offset x

to :: Rep Offset x -> Offset

Serialise Offset

Defined in Database.Liszt.Tracker

Methods

schemaVia :: Proxy Offset -> [TypeRep] -> Schema

toEncoding :: Offset -> Encoding

deserialiser :: Deserialiser Offset

constantSize :: Proxy Offset -> Maybe Int

type Rep Offset

Defined in Database.Liszt.Tracker

type Rep Offset = D1 (MetaData "Offset" "Database.Liszt.Tracker" "liszt-0.1-1cOiQgJXwtqKFMyn5HpvuM" False) (C1 (MetaCons "SeqNo" PrefixI False) (S1 (MetaSel (Nothing :: Maybe Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Int)) :+: (C1 (MetaCons "FromEnd" PrefixI False) (S1 (MetaSel (Nothing :: Maybe Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Int)) :+: C1 (MetaCons "WineryTag" PrefixI False) (S1 (MetaSel (Nothing :: Maybe Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Schema) :*: (S1 (MetaSel (Nothing :: Maybe Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 [Text]) :*: S1 (MetaSel (Nothing :: Maybe Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Scientific)))))

data Request

Constructors

Request

Fields

• reqKey :: !Key
• reqTimeout :: !Int
• reqLimit :: !Int
• reqFrom :: !Offset
• reqTo :: !Offset

Instances

Show Request

Defined in Database.Liszt.Tracker

Methods

showsPrec :: Int -> Request -> ShowS

show :: Request -> String

showList :: [Request] -> ShowS

Generic Request

Defined in Database.Liszt.Tracker

Associated Types

type Rep Request :: * -> *

Methods

from :: Request -> Rep Request x

to :: Rep Request x -> Request

Serialise Request

Defined in Database.Liszt.Tracker

Methods

schemaVia :: Proxy Request -> [TypeRep] -> Schema

toEncoding :: Request -> Encoding

deserialiser :: Deserialiser Request

constantSize :: Proxy Request -> Maybe Int

type Rep Request

Defined in Database.Liszt.Tracker

type Rep Request = D1 (MetaData "Request" "Database.Liszt.Tracker" "liszt-0.1-1cOiQgJXwtqKFMyn5HpvuM" False) (C1 (MetaCons "Request" PrefixI True) ((S1 (MetaSel (Just "reqKey") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Key) :*: S1 (MetaSel (Just "reqTimeout") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Int)) :*: (S1 (MetaSel (Just "reqLimit") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Int) :*: (S1 (MetaSel (Just "reqFrom") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Offset) :*: S1 (MetaSel (Just "reqTo") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 Offset)))))

defRequest :: Key -> Request

handleRequest :: Tracker -> Request -> (LisztHandle -> Int -> [QueryResult] -> IO ()) -> IO ()

data LisztError

Constructors

MalformedRequest

InvalidRequest

StreamNotFound

FileNotFound

IndexNotFound

WinerySchemaError !String

WineryError !DecodeException

Instances

Read LisztError

Defined in Database.Liszt.Tracker

Methods

readsPrec :: Int -> ReadS LisztError

readList :: ReadS [LisztError]

readPrec :: ReadPrec LisztError

readListPrec :: ReadPrec [LisztError]

Show LisztError

Defined in Database.Liszt.Tracker

Methods

showsPrec :: Int -> LisztError -> ShowS

show :: LisztError -> String

showList :: [LisztError] -> ShowS

Exception LisztError

Defined in Database.Liszt.Tracker

Methods

toException :: LisztError -> SomeException

fromException :: SomeException -> Maybe LisztError

displayException :: LisztError -> String

data LisztReader

withLisztReader :: FilePath -> (LisztReader -> IO ()) -> IO ()

data Tracker

withTracker :: LisztReader -> ByteString -> (Tracker -> IO a) -> IO a