Safe Haskell	None
Language	Haskell2010

System.Nix.Internal.Nar.Streamer

Description

Stream out a NAR file from a regular file

Synopsis

streamNarIO :: forall m. MonadIO m => (ByteString -> m ()) -> NarEffects IO -> FilePath -> m ()
data IsExecutable
- = NonExecutable
- | Executable
isExecutable :: Functor m => NarEffects m -> FilePath -> m IsExecutable
padLen :: Int -> Int

Documentation

streamNarIO :: forall m. MonadIO m => (ByteString -> m ()) -> NarEffects IO -> FilePath -> m () Source #

This implementation of Nar encoding takes an arbitrary yield function from any streaming library, and repeatedly calls it while traversing the filesystem object to Nar encode

data IsExecutable Source #

Constructors

NonExecutable
Executable

Instances

Instances details

Eq IsExecutable Source #
Instance details Defined in System.Nix.Internal.Nar.Streamer Methods (==) :: IsExecutable -> IsExecutable -> Bool # (/=) :: IsExecutable -> IsExecutable -> Bool #
Show IsExecutable Source #
Instance details Defined in System.Nix.Internal.Nar.Streamer Methods showsPrec :: Int -> IsExecutable -> ShowS # show :: IsExecutable -> String # showList :: [IsExecutable] -> ShowS #

isExecutable :: Functor m => NarEffects m -> FilePath -> m IsExecutable Source #

padLen :: Int -> Int Source #

Distance to the next multiple of 8