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40 lines
1.6 KiB
40 lines
1.6 KiB
"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 = setUTCDay;
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var _index = _interopRequireDefault(require("../toInteger/index.js"));
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var _index2 = _interopRequireDefault(require("../../toDate/index.js"));
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var _index3 = _interopRequireDefault(require("../requiredArgs/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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// This function will be a part of public API when UTC function will be implemented.
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// See issue: https://github.com/date-fns/date-fns/issues/376
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function setUTCDay(dirtyDate, dirtyDay, dirtyOptions) {
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(0, _index3.default)(2, arguments);
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var options = dirtyOptions || {};
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var locale = options.locale;
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var localeWeekStartsOn = locale && locale.options && locale.options.weekStartsOn;
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var defaultWeekStartsOn = localeWeekStartsOn == null ? 0 : (0, _index.default)(localeWeekStartsOn);
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var weekStartsOn = options.weekStartsOn == null ? defaultWeekStartsOn : (0, _index.default)(options.weekStartsOn); // Test if weekStartsOn is between 0 and 6 _and_ is not NaN
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if (!(weekStartsOn >= 0 && weekStartsOn <= 6)) {
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throw new RangeError('weekStartsOn must be between 0 and 6 inclusively');
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}
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var date = (0, _index2.default)(dirtyDate);
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var day = (0, _index.default)(dirtyDay);
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var currentDay = date.getUTCDay();
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var remainder = day % 7;
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var dayIndex = (remainder + 7) % 7;
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var diff = (dayIndex < weekStartsOn ? 7 : 0) + day - currentDay;
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date.setUTCDate(date.getUTCDate() + diff);
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return date;
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}
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module.exports = exports.default; |