41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
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"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 = startOfYear;
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var _index = _interopRequireDefault(require("../toDate/index.js"));
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var _index2 = _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 startOfYear
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* @category Year Helpers
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* @summary Return the start of a year for the given date.
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*
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* @description
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* Return the start of a year for the given date.
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* The result will be in the local timezone.
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*
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* @param {Date|Number} date - the original date
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* @returns {Date} the start of a year
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* @throws {TypeError} 1 argument required
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*
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* @example
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* // The start of a year for 2 September 2014 11:55:00:
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* const result = startOfYear(new Date(2014, 8, 2, 11, 55, 00))
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* //=> Wed Jan 01 2014 00:00:00
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*/
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function startOfYear(dirtyDate) {
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(0, _index2.default)(1, arguments);
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var cleanDate = (0, _index.default)(dirtyDate);
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var date = new Date(0);
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date.setFullYear(cleanDate.getFullYear(), 0, 1);
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date.setHours(0, 0, 0, 0);
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return date;
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}
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module.exports = exports.default;
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