{ nixpkgs ? import {}, compiler ? "ghc843", doBenchmark ? false }: let inherit (nixpkgs) pkgs; f = { mkDerivation, base, directory, filepath, hakyll, HTTP , stdenv, time }: mkDerivation { pname = "nek0-blog"; version = "0.1.0.0"; src = ./.; isLibrary = false; isExecutable = true; executableHaskellDepends = [ base directory filepath hakyll HTTP time ]; homepage = "https://nek0.eu"; description = "My blog"; license = stdenv.lib.licenses.unfree; hydraPlatforms = stdenv.lib.platforms.none; }; haskellPackages = if compiler == "default" then pkgs.haskellPackages else pkgs.haskell.packages.${compiler}; variant = if doBenchmark then pkgs.haskell.lib.doBenchmark else pkgs.lib.id; drv = variant (haskellPackages.callPackage f {}); in if pkgs.lib.inNixShell then drv.env else drv