return 0
}

// Compare returns an integer comparing a and b lexicographically.
func Compare(a string, b []byte) int {
	return cmp(Index(a), b)
}

// FixCase reformats b to the same pattern of cases as form.
// If returns false if string b is malformed.
func FixCase(form string, b []byte) bool {
	if len(form) != len(b) {
		return false
	}
	for i, c := range b {
		if form[i] <= 'Z' {
			if c >= 'a' {
				c -= 'z' - 'Z'

)

// findIndex tries to find the given tag in idx and returns a standardized error
// if it could not be found.
func findIndex(idx tag.Index, key []byte, form string) (index int, err error) {
	if !tag.FixCase(form, key) {
		return 0, ErrSyntax
	}
	i := idx.Index(key)
	if i == -1 {
		return 0, NewValueError(key)
	}
	return i, nil
}

func searchUint(imap []uint16, key uint16) int {