61 lines
2.3 KiB
JavaScript
61 lines
2.3 KiB
JavaScript
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import toDate from "../toDate/index.js";
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import requiredArgs from "../_lib/requiredArgs/index.js";
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/**
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* @name eachDayOfInterval
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* @category Interval Helpers
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* @summary Return the array of dates within the specified time interval.
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*
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* @description
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* Return the array of dates within the specified time interval.
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*
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* @param {Interval} interval - the interval. See [Interval]{@link https://date-fns.org/docs/Interval}
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* @param {Object} [options] - an object with options.
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* @param {Number} [options.step=1] - the step to increment by. The value should be more than 1.
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* @returns {Date[]} the array with starts of days from the day of the interval start to the day of the interval end
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* @throws {TypeError} 1 argument required
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* @throws {RangeError} `options.step` must be a number greater than 1
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* @throws {RangeError} The start of an interval cannot be after its end
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* @throws {RangeError} Date in interval cannot be `Invalid Date`
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*
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* @example
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* // Each day between 6 October 2014 and 10 October 2014:
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* const result = eachDayOfInterval({
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* start: new Date(2014, 9, 6),
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* end: new Date(2014, 9, 10)
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* })
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* //=> [
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* // Mon Oct 06 2014 00:00:00,
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* // Tue Oct 07 2014 00:00:00,
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* // Wed Oct 08 2014 00:00:00,
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* // Thu Oct 09 2014 00:00:00,
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* // Fri Oct 10 2014 00:00:00
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* // ]
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*/
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export default function eachDayOfInterval(dirtyInterval, options) {
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var _options$step;
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requiredArgs(1, arguments);
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var interval = dirtyInterval || {};
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var startDate = toDate(interval.start);
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var endDate = toDate(interval.end);
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var endTime = endDate.getTime(); // Throw an exception if start date is after end date or if any date is `Invalid Date`
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if (!(startDate.getTime() <= endTime)) {
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throw new RangeError('Invalid interval');
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}
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var dates = [];
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var currentDate = startDate;
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currentDate.setHours(0, 0, 0, 0);
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var step = Number((_options$step = options === null || options === void 0 ? void 0 : options.step) !== null && _options$step !== void 0 ? _options$step : 1);
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if (step < 1 || isNaN(step)) throw new RangeError('`options.step` must be a number greater than 1');
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while (currentDate.getTime() <= endTime) {
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dates.push(toDate(currentDate));
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currentDate.setDate(currentDate.getDate() + step);
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currentDate.setHours(0, 0, 0, 0);
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}
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return dates;
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}
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