{ config, lib, pkgs, ... }: let inherit (lib) mkIf mkMerge mkThenElse; annuaire = config.r6d.machines; currentMachine = annuaire."${config.networking.fqdn}"; flags = currentMachine.configurationFlags; in mkIf flags.developpement-haskell { services.hoogle = { enable = true; port = 10080; }; }