func unicode/utf8.ValidRune

5 uses

	unicode/utf8 (current package)
		utf8.go#L544: func ValidRune(r rune) bool {

	bytes
		bytes.go#L168: 	case !utf8.ValidRune(r):

	src.elv.sh/pkg/eval/mods/str
		str.go#L126: 		if !utf8.ValidRune(rune(num)) {

	strconv
		quote.go#L56: 	if !utf8.ValidRune(r) {

	strings
		strings.go#L132: 	case !utf8.ValidRune(r):