{ stdenv, elvish, replaceVars, }: stdenv.mkDerivation { pname = "elvish-simple-test"; inherit (elvish) version; nativeBuildInputs = [ elvish ]; dontInstall = true; buildCommand = '' elvish ${ replaceVars ./expect-version.elv { inherit (elvish) version; } } touch $out ''; meta.timeout = 10; }