{ 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-rust { # Paquets environment.systemPackages = with pkgs; [ # Rust rustup # outil de configuration de toolchain rust crate2nix # génère les fichiers de build Nix dans un projet Rust ]; }