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天文台pc/tianwentai-ui/node_modules/date-fns/intervalToDuration.js 2.41 KB
bc518174   王天杨   提交两个项目文件
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  "use strict";
  exports.intervalToDuration = intervalToDuration;
  var _index = require("./add.js");
  var _index2 = require("./differenceInDays.js");
  var _index3 = require("./differenceInHours.js");
  var _index4 = require("./differenceInMinutes.js");
  var _index5 = require("./differenceInMonths.js");
  var _index6 = require("./differenceInSeconds.js");
  var _index7 = require("./differenceInYears.js");
  var _index8 = require("./toDate.js");
  
  /**
   * @name intervalToDuration
   * @category Common Helpers
   * @summary Convert interval to duration
   *
   * @description
   * Convert a interval object to a duration object.
   *
   * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).
   *
   * @param interval - The interval to convert to duration
   *
   * @returns The duration object
   *
   * @example
   * // Get the duration between January 15, 1929 and April 4, 1968.
   * intervalToDuration({
   *   start: new Date(1929, 0, 15, 12, 0, 0),
   *   end: new Date(1968, 3, 4, 19, 5, 0)
   * })
   * // => { years: 39, months: 2, days: 20, hours: 7, minutes: 5, seconds: 0 }
   */
  function intervalToDuration(interval) {
    const start = (0, _index8.toDate)(interval.start);
    const end = (0, _index8.toDate)(interval.end);
  
    const duration = {};
  
    const years = (0, _index7.differenceInYears)(end, start);
    if (years) duration.years = years;
  
    const remainingMonths = (0, _index.add)(start, { years: duration.years });
  
    const months = (0, _index5.differenceInMonths)(end, remainingMonths);
    if (months) duration.months = months;
  
    const remainingDays = (0, _index.add)(remainingMonths, {
      months: duration.months,
    });
  
    const days = (0, _index2.differenceInDays)(end, remainingDays);
    if (days) duration.days = days;
  
    const remainingHours = (0, _index.add)(remainingDays, {
      days: duration.days,
    });
  
    const hours = (0, _index3.differenceInHours)(end, remainingHours);
    if (hours) duration.hours = hours;
  
    const remainingMinutes = (0, _index.add)(remainingHours, {
      hours: duration.hours,
    });
  
    const minutes = (0, _index4.differenceInMinutes)(end, remainingMinutes);
    if (minutes) duration.minutes = minutes;
  
    const remainingSeconds = (0, _index.add)(remainingMinutes, {
      minutes: duration.minutes,
    });
  
    const seconds = (0, _index6.differenceInSeconds)(end, remainingSeconds);
    if (seconds) duration.seconds = seconds;
  
    return duration;
  }