46 lines
1.5 KiB
JavaScript
46 lines
1.5 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = differenceInCalendarQuarters;
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var _index = _interopRequireDefault(require("../getQuarter/index.js"));
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var _index2 = _interopRequireDefault(require("../toDate/index.js"));
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var _index3 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/**
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* @name differenceInCalendarQuarters
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* @category Quarter Helpers
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* @summary Get the number of calendar quarters between the given dates.
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*
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* @description
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* Get the number of calendar quarters between the given dates.
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*
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* @param {Date|Number} dateLeft - the later date
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* @param {Date|Number} dateRight - the earlier date
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* @returns {Number} the number of calendar quarters
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* @throws {TypeError} 2 arguments required
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*
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* @example
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* // How many calendar quarters are between 31 December 2013 and 2 July 2014?
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* const result = differenceInCalendarQuarters(
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* new Date(2014, 6, 2),
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* new Date(2013, 11, 31)
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* )
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* //=> 3
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*/
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function differenceInCalendarQuarters(dirtyDateLeft, dirtyDateRight) {
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(0, _index3.default)(2, arguments);
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var dateLeft = (0, _index2.default)(dirtyDateLeft);
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var dateRight = (0, _index2.default)(dirtyDateRight);
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var yearDiff = dateLeft.getFullYear() - dateRight.getFullYear();
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var quarterDiff = (0, _index.default)(dateLeft) - (0, _index.default)(dateRight);
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return yearDiff * 4 + quarterDiff;
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}
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module.exports = exports.default; |