50 lines
1.7 KiB
JavaScript
50 lines
1.7 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 = getWeeksInMonth;
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var _index = _interopRequireDefault(require("../differenceInCalendarWeeks/index.js"));
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var _index2 = _interopRequireDefault(require("../lastDayOfMonth/index.js"));
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var _index3 = _interopRequireDefault(require("../startOfMonth/index.js"));
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var _index4 = _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 getWeeksInMonth
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* @category Week Helpers
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* @summary Get the number of calendar weeks a month spans.
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*
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* @description
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* Get the number of calendar weeks the month in the given date spans.
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*
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* @param {Date|Number} date - the given date
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* @param {Object} [options] - an object with options.
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* @param {Locale} [options.locale=defaultLocale] - the locale object. See [Locale]{@link https://date-fns.org/docs/Locale}
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* @param {0|1|2|3|4|5|6} [options.weekStartsOn=0] - the index of the first day of the week (0 - Sunday)
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* @returns {Number} the number of calendar weeks
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* @throws {TypeError} 2 arguments required
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* @throws {RangeError} `options.weekStartsOn` must be between 0 and 6
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*
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* @example
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* // How many calendar weeks does February 2015 span?
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* const result = getWeeksInMonth(new Date(2015, 1, 8))
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* //=> 4
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*
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* @example
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* // If the week starts on Monday,
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* // how many calendar weeks does July 2017 span?
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* const result = getWeeksInMonth(new Date(2017, 6, 5), { weekStartsOn: 1 })
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* //=> 6
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*/
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function getWeeksInMonth(date, options) {
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(0, _index4.default)(1, arguments);
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return (0, _index.default)((0, _index2.default)(date), (0, _index3.default)(date), options) + 1;
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}
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module.exports = exports.default; |