| /pack-rat/003_pack_rat/pack-rat/node_modules/moment/src/lib/duration/bubble.js |
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| @@ -0,0 +1,61 @@ |
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| import absFloor from '../utils/abs-floor'; |
| import absCeil from '../utils/abs-ceil'; |
| import { createUTCDate } from '../create/date-from-array'; |
| |
| export function bubble () { |
| var milliseconds = this._milliseconds; |
| var days = this._days; |
| var months = this._months; |
| var data = this._data; |
| var seconds, minutes, hours, years, monthsFromDays; |
| |
| // if we have a mix of positive and negative values, bubble down first |
| // check: https://github.com/moment/moment/issues/2166 |
| if (!((milliseconds >= 0 && days >= 0 && months >= 0) || |
| (milliseconds <= 0 && days <= 0 && months <= 0))) { |
| milliseconds += absCeil(monthsToDays(months) + days) * 864e5; |
| days = 0; |
| months = 0; |
| } |
| |
| // The following code bubbles up values, see the tests for |
| // examples of what that means. |
| data.milliseconds = milliseconds % 1000; |
| |
| seconds = absFloor(milliseconds / 1000); |
| data.seconds = seconds % 60; |
| |
| minutes = absFloor(seconds / 60); |
| data.minutes = minutes % 60; |
| |
| hours = absFloor(minutes / 60); |
| data.hours = hours % 24; |
| |
| days += absFloor(hours / 24); |
| |
| // convert days to months |
| monthsFromDays = absFloor(daysToMonths(days)); |
| months += monthsFromDays; |
| days -= absCeil(monthsToDays(monthsFromDays)); |
| |
| // 12 months -> 1 year |
| years = absFloor(months / 12); |
| months %= 12; |
| |
| data.days = days; |
| data.months = months; |
| data.years = years; |
| |
| return this; |
| } |
| |
| export function daysToMonths (days) { |
| // 400 years have 146097 days (taking into account leap year rules) |
| // 400 years have 12 months === 4800 |
| return days * 4800 / 146097; |
| } |
| |
| export function monthsToDays (months) { |
| // the reverse of daysToMonths |
| return months * 146097 / 4800; |
| } |
