Network.Ethereum.Web3.Provider

Description

Web3 service provider.

Synopsis

Documentation

newtype Web3 a Source #

Any communication with Ethereum node wrapped with Web3 monad

Constructors

Web3
Fields unWeb3 :: ReaderT (ServerUri, Manager) IO a

Instances

Monad Web3 Source #
Methods (>>=) :: Web3 a -> (a -> Web3 b) -> Web3 b # (>>) :: Web3 a -> Web3 b -> Web3 b # return :: a -> Web3 a # fail :: String -> Web3 a #
Functor Web3 Source #
Methods fmap :: (a -> b) -> Web3 a -> Web3 b # (<$) :: a -> Web3 b -> Web3 a #
Applicative Web3 Source #
Methods pure :: a -> Web3 a # (<>) :: Web3 (a -> b) -> Web3 a -> Web3 b # liftA2 :: (a -> b -> c) -> Web3 a -> Web3 b -> Web3 c # (>) :: Web3 a -> Web3 b -> Web3 b # (<*) :: Web3 a -> Web3 b -> Web3 a #
MonadIO Web3 Source #
Methods liftIO :: IO a -> Web3 a #
MonadThrow Web3 Source #
Methods throwM :: Exception e => e -> Web3 a #
FromJSON a => Remote Web3 (Web3 a) Source #
Methods remote_ :: ([Value] -> Web3 ByteString) -> Web3 a
MonadReader (ServerUri, Manager) Web3 Source #
Methods ask :: Web3 (ServerUri, Manager) # local :: ((ServerUri, Manager) -> (ServerUri, Manager)) -> Web3 a -> Web3 a # reader :: ((ServerUri, Manager) -> a) -> Web3 a #

Some peace of error response

Constructors

JsonRpcFail !String	JSON-RPC communication error
ParserFail !String	Error in parser state
UserFail !String	Common head for user errors

Instances

Eq Web3Error Source #
Methods (==) :: Web3Error -> Web3Error -> Bool # (/=) :: Web3Error -> Web3Error -> Bool #
Show Web3Error Source #
Methods showsPrec :: Int -> Web3Error -> ShowS # show :: Web3Error -> String # showList :: [Web3Error] -> ShowS #
Generic Web3Error Source #
Associated Types type Rep Web3Error :: * -> * # Methods from :: Web3Error -> Rep Web3Error x # to :: Rep Web3Error x -> Web3Error #
Exception Web3Error Source #
Methods toException :: Web3Error -> SomeException # fromException :: SomeException -> Maybe Web3Error # displayException :: Web3Error -> String #
type Rep Web3Error Source #
type Rep Web3Error = D1 * (MetaData "Web3Error" "Network.Ethereum.Web3.Provider" "web3-0.7.0.0-3hRETfypdz0IWrclyn4h7y" False) ((:+:) * (C1 * (MetaCons "JsonRpcFail" PrefixI False) (S1 * (MetaSel (Nothing Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 * String))) ((:+:) * (C1 * (MetaCons "ParserFail" PrefixI False) (S1 * (MetaSel (Nothing Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 * String))) (C1 * (MetaCons "UserFail" PrefixI False) (S1 * (MetaSel (Nothing Symbol) NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 * String)))))

Web3 Provider

Constructors

Instances

Eq Provider Source #
Methods (==) :: Provider -> Provider -> Bool # (/=) :: Provider -> Provider -> Bool #
Show Provider Source #
Methods showsPrec :: Int -> Provider -> ShowS # show :: Provider -> String # showList :: [Provider] -> ShowS #
Generic Provider Source #
Associated Types type Rep Provider :: * -> * # Methods from :: Provider -> Rep Provider x # to :: Rep Provider x -> Provider #
Default Provider Source #
Methods def :: Provider #
type Rep Provider Source #
type Rep Provider = D1 * (MetaData "Provider" "Network.Ethereum.Web3.Provider" "web3-0.7.0.0-3hRETfypdz0IWrclyn4h7y" False) (C1 * (MetaCons "HttpProvider" PrefixI False) (S1 * (MetaSel (Nothing Symbol) NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 * ServerUri)))

Web3 monad runner, using the supplied Manager

Web3 monad runner

Web3 runner for default provider

Fork Web3 with the same Provider