README.md · typeable/nixpkgs-stackage

git.iko.soy/typeable/nixpkgs-stackage

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1# nixpkgs-stackage

3[![Build Status](https://travis-ci.org/typeable/nixpkgs-stackage.svg?branch=master)](https://travis-ci.org/typeable/nixpkgs-stackage)

5Nixpkgs overlay adding Stackage Haskell packages at the `pkgs.haskell.packages.stackage`

7# Install

9Symlink the current `./default.nix` into the `~/.config/nixpkgs/overlays` folder.

11```

12cd ~/.config/nixpkgs/overlays

13ln -s /path/to/default.nix stackage-overlay.nix

14```

16## Contents

18- Stackage LTS releases at `pkgs.haskell.packages.stackage`

19- [stackage2nix][] at `pkgs`

20- build utils at `pkgs.haskell.packages.stackage.lib`

22## Haskell overlay

24List LTS packages:

26```

27nix-env -f '<nixpkgs>' -qaP -A haskell.packages.stackage.lts-100

28```

30Install stackage2nix:

32```

33$ nix-env -i stackage2nix

34```

36## Update script

38Update script will add missing lts releases to `stackage` directory:

40```

41./update.sh

42```

44# Examples

46Build derivation for `stackage2nix` from `stackage2nix.json` source.

48``` nix

49let

50 nixpkgs = import <nixpkgs> {

51 overlays = [ (import ../default.nix) ];

52 };

53 inherit (nixpkgs) pkgs lib;

55 stackage2nixSrc = pkgs.fetchFromGitHub (lib.importJSON ./stackage2nix.json);

57 stackage = nixpkgs.haskell.packages.stackage.lib.callStackage2nix "stackage2nix" stackage2nixSrc {

58 inherit nixpkgs;

59 };

60in

61 stackage

62```

64Build:

66```

67nix-build example.nix -A stackage2nix

68```

70See [examples](./examples) directory for more

73[stackage2nix]: https://github.com/typeable/stackage2nix