{"TrimPrefix", []byte{}, "", []byte{}},
	{"TrimPrefix", []byte{'a'}, "a", []byte{}},
	{"TrimPrefix", []byte("☺"), "☺", []byte{}},
	{"TrimSuffix", nil, "", nil},
	{"TrimSuffix", []byte{}, "", []byte{}},
	{"TrimSuffix", []byte{'a'}, "a", []byte{}},
	{"TrimSuffix", []byte("☺"), "☺", []byte{}},
}

func TestTrim(t *testing.T) {
	toFn := func(name string) (func([]byte, string) []byte, func([]byte, []byte) []byte) {

     *
     * @param text
     *            The text
     * @param suffix
     *            The suffix to remove
     * @return The resulting string
     */
    public static final String trimSuffix(final String text, final String suffix) {
        if (text == null) {
            return null;
        }
        if (suffix == null) {
            return text;
        }
        if (text.endsWith(suffix)) {

func TrimPrefix(s, prefix []byte) []byte {
	if HasPrefix(s, prefix) {
		return s[len(prefix):]
	}
	return s
}

// TrimSuffix returns s without the provided trailing suffix string.
// If s doesn't end with suffix, s is returned unchanged.
func TrimSuffix(s, suffix []byte) []byte {
	if HasSuffix(s, suffix) {
		return s[:len(s)-len(suffix)]
	}
	return s
}

	if flag.NArg() == 0 {
		flag.Usage()
	}

	// Flag refinement.
	if *OutputFile == "" {
		if flag.NArg() != 1 {
			flag.Usage()
		}
		input := filepath.Base(flag.Arg(0))
		input = strings.TrimSuffix(input, ".s")
		*OutputFile = fmt.Sprintf("%s.o", input)
	}

			// null -> default value
			alterColumn = true
		} else if currentDefaultNotNull || dvNotNull {
			switch field.GORMDataType {
			case schema.Time:
				if !strings.EqualFold(strings.TrimSuffix(dv, "()"), strings.TrimSuffix(field.DefaultValue, "()")) {
					alterColumn = true
				}
			case schema.Bool:
				v1, _ := strconv.ParseBool(dv)
				v2, _ := strconv.ParseBool(field.DefaultValue)
				if v1 != v2 {

		log.Printf("feature: %s", f)
	}
}

func needApproval(filename string) bool {
	name := filepath.Base(filename)
	if name == "go1.txt" {
		return false
	}
	minor := strings.TrimSuffix(strings.TrimPrefix(name, "go1."), ".txt")
	n, err := strconv.Atoi(minor)
	if err != nil {
		log.Fatalf("unexpected api file: %v", name)
	}
	return n >= 19 // started tracking approvals in Go 1.19
}