Maintainer	simons@cryp.to
Stability	provisional
Portability	portable
Safe Haskell	None
Language	Haskell2010

Distribution.Hackage.DB

Description

Synopsis

type HackageDB = Map PackageName PackageData
type PackageData = Map Version VersionData
data VersionData = VersionData {
- cabalFile :: !GenericPackageDescription
- tarballHashes :: !(Map String String)
}
readTarball :: Maybe UTCTime -> FilePath -> IO HackageDB
parseTarball :: Maybe UTCTime -> FilePath -> ByteString -> HackageDB
hackageTarball :: IO FilePath

Documentation

type HackageDB = Map PackageName PackageData #

type PackageData = Map Version VersionData #

data VersionData #

Constructors

VersionData
Fields cabalFile :: !GenericPackageDescription tarballHashes :: !(Map String String)

Instances

Eq VersionData #
Instance details Defined in Distribution.Hackage.DB.Parsed Methods (==) :: VersionData -> VersionData -> Bool # (/=) :: VersionData -> VersionData -> Bool #
Show VersionData #
Instance details Defined in Distribution.Hackage.DB.Parsed Methods showsPrec :: Int -> VersionData -> ShowS # show :: VersionData -> String # showList :: [VersionData] -> ShowS #
Generic VersionData #
Instance details Defined in Distribution.Hackage.DB.Parsed Associated Types type Rep VersionData :: Type -> Type # Methods from :: VersionData -> Rep VersionData x # to :: Rep VersionData x -> VersionData #
type Rep VersionData #
Instance details Defined in Distribution.Hackage.DB.Parsed type Rep VersionData = D1 (MetaData "VersionData" "Distribution.Hackage.DB.Parsed" "hackage-db-2.0.1-AshrWhtQpzzHTeZWVv5r4O" False) (C1 (MetaCons "VersionData" PrefixI True) (S1 (MetaSel (Just "cabalFile") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 GenericPackageDescription) :*: S1 (MetaSel (Just "tarballHashes") NoSourceUnpackedness SourceStrict DecidedStrict) (Rec0 (Map String String))))

readTarball :: Maybe UTCTime -> FilePath -> IO HackageDB #

parseTarball :: Maybe UTCTime -> FilePath -> ByteString -> HackageDB #

hackageTarball :: IO FilePath #

Determine the default path of the Hackage database, which typically resides at "$HOME/.cabal/packages/hackage.haskell.org/00-index.tar". Running the command "cabal update" will keep that file up-to-date.