License	BSD-style
Maintainer	Vincent Hanquez <vincent@snarc.org>
Stability	experimental
Portability	unix
Safe Haskell	None
Language	Haskell98

Data.Git.Storage.Object

Contents

parsing function
writing function

Description

Synopsis

Documentation

data ObjectLocation hash Source #

location of an object in the database

Constructors

NotFound
Loose (Ref hash)
Packed (Ref hash) Word64

Instances

Eq (ObjectLocation hash) Source #
Methods (==) :: ObjectLocation hash -> ObjectLocation hash -> Bool # (/=) :: ObjectLocation hash -> ObjectLocation hash -> Bool #
Show (ObjectLocation hash) Source #
Methods showsPrec :: Int -> ObjectLocation hash -> ShowS # show :: ObjectLocation hash -> String # showList :: [ObjectLocation hash] -> ShowS #

data ObjectType Source #

type of a git object.

Constructors

TypeTree
TypeBlob
TypeCommit
TypeTag
TypeDeltaOff
TypeDeltaRef

Instances

Enum ObjectType Source #	the enum instance is useful when marshalling to pack file.
Methods succ :: ObjectType -> ObjectType # pred :: ObjectType -> ObjectType # toEnum :: Int -> ObjectType # fromEnum :: ObjectType -> Int # enumFrom :: ObjectType -> [ObjectType] # enumFromThen :: ObjectType -> ObjectType -> [ObjectType] # enumFromTo :: ObjectType -> ObjectType -> [ObjectType] # enumFromThenTo :: ObjectType -> ObjectType -> ObjectType -> [ObjectType] #
Eq ObjectType Source #
Methods (==) :: ObjectType -> ObjectType -> Bool # (/=) :: ObjectType -> ObjectType -> Bool #
Data ObjectType Source #
Methods gfoldl :: (forall d b. Data d => c (d -> b) -> d -> c b) -> (forall g. g -> c g) -> ObjectType -> c ObjectType # gunfold :: (forall b r. Data b => c (b -> r) -> c r) -> (forall r. r -> c r) -> Constr -> c ObjectType # toConstr :: ObjectType -> Constr # dataTypeOf :: ObjectType -> DataType # dataCast1 :: Typeable (* -> ) t => (forall d. Data d => c (t d)) -> Maybe (c ObjectType) # dataCast2 :: Typeable ( -> * -> *) t => (forall d e. (Data d, Data e) => c (t d e)) -> Maybe (c ObjectType) # gmapT :: (forall b. Data b => b -> b) -> ObjectType -> ObjectType # gmapQl :: (r -> r' -> r) -> r -> (forall d. Data d => d -> r') -> ObjectType -> r # gmapQr :: (r' -> r -> r) -> r -> (forall d. Data d => d -> r') -> ObjectType -> r # gmapQ :: (forall d. Data d => d -> u) -> ObjectType -> [u] # gmapQi :: Int -> (forall d. Data d => d -> u) -> ObjectType -> u # gmapM :: Monad m => (forall d. Data d => d -> m d) -> ObjectType -> m ObjectType # gmapMp :: MonadPlus m => (forall d. Data d => d -> m d) -> ObjectType -> m ObjectType # gmapMo :: MonadPlus m => (forall d. Data d => d -> m d) -> ObjectType -> m ObjectType #
Show ObjectType Source #
Methods showsPrec :: Int -> ObjectType -> ShowS # show :: ObjectType -> String # showList :: [ObjectType] -> ShowS #

type ObjectHeader hash = (ObjectType, Word64, Maybe (ObjectPtr hash)) Source #

type ObjectData = ByteString Source #

data ObjectPtr hash Source #

Delta objects points to some others objects in the database either as offset in the pack or as a direct reference.

Constructors

PtrRef (Ref hash)
PtrOfs Word64

Instances

Eq (ObjectPtr hash) Source #
Methods (==) :: ObjectPtr hash -> ObjectPtr hash -> Bool # (/=) :: ObjectPtr hash -> ObjectPtr hash -> Bool #
Show (ObjectPtr hash) Source #
Methods showsPrec :: Int -> ObjectPtr hash -> ShowS # show :: ObjectPtr hash -> String # showList :: [ObjectPtr hash] -> ShowS #

data Object hash Source #

describe a git object, that could of 6 differents types: tree, blob, commit, tag and deltas (offset or ref). the deltas one are only available in packs.

Constructors

ObjCommit (Commit hash)
ObjTag (Tag hash)
ObjBlob (Blob hash)
ObjTree (Tree hash)
ObjDeltaOfs (DeltaOfs hash)
ObjDeltaRef (DeltaRef hash)

Instances

Eq (Object hash) Source #
Methods (==) :: Object hash -> Object hash -> Bool # (/=) :: Object hash -> Object hash -> Bool #
Show (Object hash) Source #
Methods showsPrec :: Int -> Object hash -> ShowS # show :: Object hash -> String # showList :: [Object hash] -> ShowS #

data ObjectInfo hash Source #

Raw objects infos have an header (type, size, ptr), the data and a pointers chains to parents for resolved objects.

Constructors

ObjectInfo
Fields oiHeader :: ObjectHeader hash oiData :: ObjectData oiChains :: [ObjectPtr hash]

Instances

Eq (ObjectInfo hash) Source #
Methods (==) :: ObjectInfo hash -> ObjectInfo hash -> Bool # (/=) :: ObjectInfo hash -> ObjectInfo hash -> Bool #
Show (ObjectInfo hash) Source #
Methods showsPrec :: Int -> ObjectInfo hash -> ShowS # show :: ObjectInfo hash -> String # showList :: [ObjectInfo hash] -> ShowS #

class Objectable a where Source #

Minimal complete definition

getType, getRaw, isDelta, toObject

Methods

getType :: a hash -> ObjectType Source #

getRaw :: a hash -> ByteString Source #

isDelta :: a hash -> Bool Source #

toObject :: a hash -> Object hash Source #

Instances

Objectable DeltaRef Source #
Methods getType :: DeltaRef hash -> ObjectType Source # getRaw :: DeltaRef hash -> ByteString Source # isDelta :: DeltaRef hash -> Bool Source # toObject :: DeltaRef hash -> Object hash Source #
Objectable DeltaOfs Source #
Methods getType :: DeltaOfs hash -> ObjectType Source # getRaw :: DeltaOfs hash -> ByteString Source # isDelta :: DeltaOfs hash -> Bool Source # toObject :: DeltaOfs hash -> Object hash Source #
Objectable Tag Source #
Methods getType :: Tag hash -> ObjectType Source # getRaw :: Tag hash -> ByteString Source # isDelta :: Tag hash -> Bool Source # toObject :: Tag hash -> Object hash Source #
Objectable Commit Source #
Methods getType :: Commit hash -> ObjectType Source # getRaw :: Commit hash -> ByteString Source # isDelta :: Commit hash -> Bool Source # toObject :: Commit hash -> Object hash Source #
Objectable Blob Source #
Methods getType :: Blob hash -> ObjectType Source # getRaw :: Blob hash -> ByteString Source # isDelta :: Blob hash -> Bool Source # toObject :: Blob hash -> Object hash Source #
Objectable Tree Source #
Methods getType :: Tree hash -> ObjectType Source # getRaw :: Tree hash -> ByteString Source # isDelta :: Tree hash -> Bool Source # toObject :: Tree hash -> Object hash Source #