default.nix


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{ pkgs ? import sources.nixpkgs {
    overlays = [
      (import ./pkgs { inherit (pkgs.haskell) lib; })
    ];
  }
, sources ? import ./nix/sources.nix
}:
let
  ghc = "ghc910";
  haskellPackages = pkgs.pkgsCross.ghcjs.haskell.packages.${ghc};
  acms = (import sources.acms { }).acms;
in
rec {
  inherit haskellPackages;
  inherit (haskellPackages) achat;
  shell = haskellPackages.shellFor {
    packages = _: [
      haskellPackages.achat
    ];
    nativeBuildInputs = [
      acms
      pkgs.haskell.packages.${ghc}.cabal-install
      pkgs.haskell.packages.${ghc}.ormolu
    ];
    shellHook = ''
      export EM_CACHE="${toString ./.}/.emcache" # nixos/nixpkgs#282509
    '';
  };
}