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{ pkgs ? (import <nixpkgs> {})
, haskellPackages ? (import ./default.nix { inherit pkgs; }).haskellPackages.override { overrides = self: super: { mkDerivation = args : super.mkDerivation (args // { enableLibraryProfiling = true; }); }; }
}:
let
ghc = haskellPackages.ghcWithPackages (ps: payload ++ depends ++ (with ps; [ hlint cabal2nix cabal-install ]));
payload = builtins.attrValues (import ./default.nix {});
depends = builtins.concatLists (builtins.map (x: if builtins.hasAttr "nativeBuildInputs" x then x.nativeBuildInputs else []) (builtins.attrValues (import ./default.nix {})));
in pkgs.stdenv.mkDerivation rec {
bareName = "events";
name = "${bareName}-env";
buildInputs = [ ghc ];
shellHook = ''
eval $(egrep ^export ${ghc}/bin/ghc)
export PROMPT_INFO="${name}"
'';
}
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