colors & hermetic :)

switch.sh

@@ -1,20 +1,24 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
+bold=$(tput bold)
+reset=$(tput sgr0)
+
 script_path=$(readlink -f "${BASH_SOURCE[0]}")
 flake=$(dirname "$script_path")
 
+echo "${bold}Building configuration...$reset"
 configuration=$(sudo nixos-rebuild dry-activate --flake "$flake" --keep-going "$@")
 echo "$configuration"
 
-nix run --inputs-from "$flake" nixpkgs#nvd -- diff /run/current-system "$configuration"
+nix run "$flake#nixosConfigurations.$(hostname).pkgs.nvd" -- diff /run/current-system "$configuration"
 
-read -n1 -rp "Activate new configuration? [y/N] " answer
+read -n1 -rp "${bold}Activate new configuration? [y/N]$reset " answer
 echo
 
 if [[ $answer =~ ^[Yy]$ ]]; then
   sudo "$configuration/bin/switch-to-configuration" switch
 else
-  echo "Not activating :("
+  echo "${bold}Not activating :($reset"
   exit 1
 fi