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- import differenceInMonths from "../differenceInMonths/index.js";
- import requiredArgs from "../_lib/requiredArgs/index.js";
- import { getRoundingMethod } from "../_lib/roundingMethods/index.js";
- /**
- * @name differenceInQuarters
- * @category Quarter Helpers
- * @summary Get the number of quarters between the given dates.
- *
- * @description
- * Get the number of quarters between the given dates.
- *
- * @param {Date|Number} dateLeft - the later date
- * @param {Date|Number} dateRight - the earlier date
- * @param {Object} [options] - an object with options.
- * @param {String} [options.roundingMethod='trunc'] - a rounding method (`ceil`, `floor`, `round` or `trunc`)
- * @returns {Number} the number of full quarters
- * @throws {TypeError} 2 arguments required
- *
- * @example
- * // How many full quarters are between 31 December 2013 and 2 July 2014?
- * const result = differenceInQuarters(new Date(2014, 6, 2), new Date(2013, 11, 31))
- * //=> 2
- */
- export default function differenceInQuarters(dateLeft, dateRight, options) {
- requiredArgs(2, arguments);
- var diff = differenceInMonths(dateLeft, dateRight) / 3;
- return getRoundingMethod(options === null || options === void 0 ? void 0 : options.roundingMethod)(diff);
- }
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