UNIT_DAY
UNIT_DAY, 0},
UNIT_DAY, 1},
UNIT_DAY, -1},
{"weeks", "week", TYPE_UNIT, FLAG_RELATIVE, UNIT_DAY, 7},
{"days", "day", TYPE_UNIT, FLAG_RELATIVE, UNIT_DAY, 1},
{"sunday", "sun", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 0},
{"monday", "mon", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 1},
{"tuesday", "tue", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 2},
{"wednesday", "wed", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 3},
{"thursday", "thu", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 4},
{"friday", "fri", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 5},
{"saturday", "sat", TYPE_WEEKDAY, FLAG_NONE, UNIT_DAY, 6},
case UNIT_DAY:
else if (element.unit == UNIT_DAY)