System.Nix.Derivation

Documentation

parseDerivation :: StoreDir -> Parser (Derivation StorePath Text)

buildDerivation :: StoreDir -> Derivation StorePath Text -> Builder

data Derivation fp txt

A Nix derivation

Constructors

Derivation

Fields

• outputs :: Map txt (DerivationOutput fp txt)

  Outputs produced by this derivation where keys are output names

• inputDrvs :: Map fp (Set txt)

  Inputs that are derivations where keys specify derivation paths and values specify which output names are used by this derivation

• inputSrcs :: Set fp

  Inputs that are sources

• platform :: txt

  Platform required for this derivation

• builder :: txt

  Code to build the derivation, which can be a path or a builtin function

• args :: Vector txt

  Arguments passed to the executable used to build to derivation

• env :: Map txt txt

  Environment variables provided to the executable used to build the derivation

Instances

Generic (Derivation fp txt)

Defined in Nix.Derivation.Types

Associated Types

type Rep (Derivation fp txt) :: Type -> Type

Methods

from :: Derivation fp txt -> Rep (Derivation fp txt) x

to :: Rep (Derivation fp txt) x -> Derivation fp txt

(Show fp, Show txt) => Show (Derivation fp txt)

Defined in Nix.Derivation.Types

Methods

showsPrec :: Int -> Derivation fp txt -> ShowS

show :: Derivation fp txt -> String

showList :: [Derivation fp txt] -> ShowS

(NFData a, NFData b) => NFData (Derivation a b)

Defined in Nix.Derivation.Types

Methods

rnf :: Derivation a b -> ()

(Eq fp, Eq txt) => Eq (Derivation fp txt)

Defined in Nix.Derivation.Types

Methods

(==) :: Derivation fp txt -> Derivation fp txt -> Bool

(/=) :: Derivation fp txt -> Derivation fp txt -> Bool

(Ord fp, Ord txt) => Ord (Derivation fp txt)

Defined in Nix.Derivation.Types

Methods

compare :: Derivation fp txt -> Derivation fp txt -> Ordering

(<) :: Derivation fp txt -> Derivation fp txt -> Bool

(<=) :: Derivation fp txt -> Derivation fp txt -> Bool

(>) :: Derivation fp txt -> Derivation fp txt -> Bool

(>=) :: Derivation fp txt -> Derivation fp txt -> Bool

max :: Derivation fp txt -> Derivation fp txt -> Derivation fp txt

min :: Derivation fp txt -> Derivation fp txt -> Derivation fp txt

type Rep (Derivation fp txt)

Defined in Nix.Derivation.Types

type Rep (Derivation fp txt) = D1 ('MetaData "Derivation" "Nix.Derivation.Types" "nix-derivation-1.1.3-8HLZlIqMkg5EsTkYPnN9je" 'False) (C1 ('MetaCons "Derivation" 'PrefixI 'True) ((S1 ('MetaSel ('Just "outputs") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Map txt (DerivationOutput fp txt))) :*: (S1 ('MetaSel ('Just "inputDrvs") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Map fp (Set txt))) :*: S1 ('MetaSel ('Just "inputSrcs") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Set fp)))) :*: ((S1 ('MetaSel ('Just "platform") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 txt) :*: S1 ('MetaSel ('Just "builder") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 txt)) :*: (S1 ('MetaSel ('Just "args") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Vector txt)) :*: S1 ('MetaSel ('Just "env") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 (Map txt txt))))))

data DerivationOutput fp txt

An output of a Nix derivation

Constructors

DerivationOutput

Fields

• path :: fp

  Path where the output will be saved

• hashAlgo :: txt

  Hash used for expected hash computation

• hash :: txt

  Expected hash

Instances

Bifunctor DerivationOutput

Defined in Nix.Derivation.Types

Methods

bimap :: (a -> b) -> (c -> d) -> DerivationOutput a c -> DerivationOutput b d

first :: (a -> b) -> DerivationOutput a c -> DerivationOutput b c

second :: (b -> c) -> DerivationOutput a b -> DerivationOutput a c

Functor (DerivationOutput fp)

Defined in Nix.Derivation.Types

Methods

fmap :: (a -> b) -> DerivationOutput fp a -> DerivationOutput fp b

(<$) :: a -> DerivationOutput fp b -> DerivationOutput fp a

Generic (DerivationOutput fp txt)

Defined in Nix.Derivation.Types

Associated Types

type Rep (DerivationOutput fp txt) :: Type -> Type

Methods

from :: DerivationOutput fp txt -> Rep (DerivationOutput fp txt) x

to :: Rep (DerivationOutput fp txt) x -> DerivationOutput fp txt

(Show fp, Show txt) => Show (DerivationOutput fp txt)

Defined in Nix.Derivation.Types

Methods

showsPrec :: Int -> DerivationOutput fp txt -> ShowS

show :: DerivationOutput fp txt -> String

showList :: [DerivationOutput fp txt] -> ShowS

(NFData a, NFData b) => NFData (DerivationOutput a b)

Defined in Nix.Derivation.Types

Methods

rnf :: DerivationOutput a b -> ()

(Eq fp, Eq txt) => Eq (DerivationOutput fp txt)

Defined in Nix.Derivation.Types

Methods

(==) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

(/=) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

(Ord fp, Ord txt) => Ord (DerivationOutput fp txt)

Defined in Nix.Derivation.Types

Methods

compare :: DerivationOutput fp txt -> DerivationOutput fp txt -> Ordering

(<) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

(<=) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

(>) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

(>=) :: DerivationOutput fp txt -> DerivationOutput fp txt -> Bool

max :: DerivationOutput fp txt -> DerivationOutput fp txt -> DerivationOutput fp txt

min :: DerivationOutput fp txt -> DerivationOutput fp txt -> DerivationOutput fp txt

type Rep (DerivationOutput fp txt)

Defined in Nix.Derivation.Types

type Rep (DerivationOutput fp txt) = D1 ('MetaData "DerivationOutput" "Nix.Derivation.Types" "nix-derivation-1.1.3-8HLZlIqMkg5EsTkYPnN9je" 'False) (C1 ('MetaCons "DerivationOutput" 'PrefixI 'True) (S1 ('MetaSel ('Just "path") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 fp) :*: (S1 ('MetaSel ('Just "hashAlgo") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 txt) :*: S1 ('MetaSel ('Just "hash") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 txt))))