import { normalizeObjectUnits } from '../units/aliases'; import { getLocale } from '../locale/locales'; import isDurationValid from './valid.js'; export function Duration (duration) { var normalizedInput = normalizeObjectUnits(duration), years = normalizedInput.year || 0, quarters = normalizedInput.quarter || 0, months = normalizedInput.month || 0, weeks = normalizedInput.week || normalizedInput.isoWeek || 0, days = normalizedInput.day || 0, hours = normalizedInput.hour || 0, minutes = normalizedInput.minute || 0, seconds = normalizedInput.second || 0, milliseconds = normalizedInput.millisecond || 0; this._isValid = isDurationValid(normalizedInput); // representation for dateAddRemove this._milliseconds = +milliseconds + seconds * 1e3 + // 1000 minutes * 6e4 + // 1000 * 60 hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978 // Because of dateAddRemove treats 24 hours as different from a // day when working around DST, we need to store them separately this._days = +days + weeks * 7; // It is impossible to translate months into days without knowing // which months you are are talking about, so we have to store // it separately. this._months = +months + quarters * 3 + years * 12; this._data = {}; this._locale = getLocale(); this._bubble(); } export function isDuration (obj) { return obj instanceof Duration; }