allBytes := make([]byte, 256)
	for i := range allBytes {
		allBytes[i] = byte(i)
	}
	allString := string(allBytes)
	genAll := NewReplacer(
		allString, "[all]",
		"\xff", "[ff]",
		"\x00", "[00]",
	)
	testCases = append(testCases,
		testCase{genAll, allString, "[all]"},
		testCase{genAll, "a\xff" + allString + "\x00", "a[ff][all][00]"},
		testCase{genAll, "", ""},
	)

func allInteger(t Type) bool         { return allBasic(t, IsInteger) }
func allUnsigned(t Type) bool        { return allBasic(t, IsUnsigned) }
func allNumeric(t Type) bool         { return allBasic(t, IsNumeric) }
func allString(t Type) bool          { return allBasic(t, IsString) }
func allOrdered(t Type) bool         { return allBasic(t, IsOrdered) }
func allNumericOrString(t Type) bool { return allBasic(t, IsNumeric|IsString) }

func allInteger(t Type) bool         { return allBasic(t, IsInteger) }
func allUnsigned(t Type) bool        { return allBasic(t, IsUnsigned) }
func allNumeric(t Type) bool         { return allBasic(t, IsNumeric) }
func allString(t Type) bool          { return allBasic(t, IsString) }
func allOrdered(t Type) bool         { return allBasic(t, IsOrdered) }
func allNumericOrString(t Type) bool { return allBasic(t, IsNumeric|IsString) }

// and empty string for invalid indexes.
func (endpoints Endpoints) GetString(i int) string {
	if i < 0 || i >= len(endpoints) {
		return ""
	}
	return endpoints[i].String()
}

// GetAllStrings - returns allstring of all endpoints
func (endpoints Endpoints) GetAllStrings() (all []string) {
	for _, e := range endpoints {
		all = append(all, e.String())
	}
	return
}