CabalFix.Archive

Archive investigation

Documentation

cabalIndex :: IO FilePath

the cabal index

cabalEntries :: IO [Entry]

all the tar entries that represent packages of some kind.

data FileName

The naming convention in 01-index.tar

Constructors

FileName

Fields

• nameFN :: ByteString
• versionFN :: ByteString
• filenameFN :: ByteString

Instances

Generic FileName

Defined in CabalFix.Archive

Associated Types

type Rep FileName :: Type -> Type

Methods

from :: FileName -> Rep FileName x

to :: Rep FileName x -> FileName

Show FileName

Defined in CabalFix.Archive

Methods

showsPrec :: Int -> FileName -> ShowS

show :: FileName -> String

showList :: [FileName] -> ShowS

Eq FileName

Defined in CabalFix.Archive

Methods

(==) :: FileName -> FileName -> Bool

(/=) :: FileName -> FileName -> Bool

Ord FileName

Defined in CabalFix.Archive

Methods

compare :: FileName -> FileName -> Ordering

(<) :: FileName -> FileName -> Bool

(<=) :: FileName -> FileName -> Bool

(>) :: FileName -> FileName -> Bool

(>=) :: FileName -> FileName -> Bool

max :: FileName -> FileName -> FileName

min :: FileName -> FileName -> FileName

type Rep FileName

Defined in CabalFix.Archive

type Rep FileName = D1 ('MetaData "FileName" "CabalFix.Archive" "cabal-fix-0.0.0.2-GueGPKFkv7p1skPCP5Ed4H" 'False) (C1 ('MetaCons "FileName" 'PrefixI 'True) (S1 ('MetaSel ('Just "nameFN") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 ByteString) :*: (S1 ('MetaSel ('Just "versionFN") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 ByteString) :*: S1 ('MetaSel ('Just "filenameFN") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 ByteString))))

filename :: ByteString -> FileName

Convert a ByteString to a FileName. Errors on failure.

filenameP :: Parser e FileName

FileName parser

cabals :: IO [(FileName, ByteString)]

cabal files

Discards stale versions with later revisions

latestCabals :: IO (Map ByteString (Version, ByteString))

Assumes cabal entries are in chronological order and that the last version encountered is the latest valid one.

latestCabalFields :: Config -> IO (Map ByteString (Version, CabalFields))

Latest successfully parsing CabalFields

libDeps :: CabalFields -> [Dep]

extract library build-deps from a Field list, also looking in common stanzas

validLibDeps :: Map ByteString CabalFields -> Map ByteString [ByteString]

Map of valid dependencies

allDepGraph :: Map ByteString CabalFields -> Graph ByteString

Graph of all valid dependencies

count_ :: Ord a => [a] -> Map a Int

count distinct elements of a list.

collect_ :: Ord k => [(k, v)] -> Map k [v]

collect distinct monoidal values

upstreams :: ByteString -> Graph ByteString -> Set ByteString

Get the set of upstream projects

downstreams :: ByteString -> Graph ByteString -> Set ByteString

Get the set of downstream projects.

upstreamG :: ByteString -> Graph ByteString -> Graph ByteString

Get the upstream graph of a library. text, for example:

dotUpstream :: Graph ByteString -> ByteString

Create a dot graph from an algebraic graph of dependencies

dotUpstreamSvg :: Graph ByteString -> FilePath -> IO ByteString

make an svg file of a dependency graph