Prepare for more precise date formats

go/remind/remind.go

	now := time.Now().Round(time.Second)
	parts := strings.Fields(s)
	// more indicates the parts index where there might be "more"
	// parsable data
	more := 0
	if len(parts) == 0 {
		return t, fmt.Errorf("empty date spec")
	switch parts[0] {
	case "today":
		if len(parts) == 1 {
			return now, nil
		if len(parts) >= 1 {
			t = now
			more = 1
		}
	case "tomorrow":
		if len(parts) == 1 {
			return now.AddDate(0, 0, 1), nil
		if len(parts) >= 1 {
			t = now.AddDate(0, 0, 1)
			more = 1
		}
	case "in":
		if len(parts) == 3 {
		if len(parts) >= 3 {
			n, err := parseNumber(parts[1])
			if err != nil {
				return t, err
			if err != nil {
				return t, err
			}
			return modifier(n, now), nil
			t = modifier(n, now)
			more = 3
		}
	case "next":
		if len(parts) == 2 {
		if len(parts) >= 2 {
			modifier, err := parseModifier(parts[1])
			if err != nil {
				return t, err
			}
			return modifier(1, now), nil
			t = modifier(1, now)
			more = 2
		}
	default:
		return t, fmt.Errorf("unknown date spec '%s'", s)
	}
	if len(parts) == more {
		return t, nil
	}
	return t, fmt.Errorf("unknown date spec '%s' (unexpected)", s)
}