"{{$a,$b,$c := 23}}",
		hasError, `too many declarations`},
	{"undefvar",
		"{{$a}}",
		hasError, `undefined variable`},
	{"wrongdot",
		"{{true.any}}",
		hasError, `unexpected . after term`},
	{"wrongpipeline",
		"{{12|false}}",
		hasError, `non executable command in pipeline`},
	{"emptypipeline",
		`{{ ( ) }}`,
		hasError, `missing value for parenthesized pipeline`},
	{"multilinerawstring",