{"ast":null,"code":"import { getWeek } from \"./getWeek.mjs\";\nimport { toDate } from \"./toDate.mjs\";\n\n/**\n * The {@link setWeek} function options.\n */\n\n/**\n * @name setWeek\n * @category Week Helpers\n * @summary Set the local week to the given date.\n *\n * @description\n * Set the local week to the given date, saving the weekday number.\n * The exact calculation depends on the values of\n * `options.weekStartsOn` (which is the index of the first day of the week)\n * and `options.firstWeekContainsDate` (which is the day of January, which is always in\n * the first week of the week-numbering year)\n *\n * Week numbering: https://en.wikipedia.org/wiki/Week#The_ISO_week_date_system\n *\n * @typeParam DateType - The `Date` type, the function operates on. Gets inferred from passed arguments. Allows to use extensions like [`UTCDate`](https://github.com/date-fns/utc).\n *\n * @param date - The date to be changed\n * @param week - The week of the new date\n * @param options - An object with options\n *\n * @returns The new date with the local week set\n *\n * @example\n * // Set the 1st week to 2 January 2005 with default options:\n * const result = setWeek(new Date(2005, 0, 2), 1)\n * //=> Sun Dec 26 2004 00:00:00\n *\n * @example\n * // Set the 1st week to 2 January 2005,\n * // if Monday is the first day of the week,\n * // and the first week of the year always contains 4 January:\n * const result = setWeek(new Date(2005, 0, 2), 1, {\n *   weekStartsOn: 1,\n *   firstWeekContainsDate: 4\n * })\n * //=> Sun Jan 4 2004 00:00:00\n */\nexport function setWeek(date, week, options) {\n  const _date = toDate(date);\n  const diff = getWeek(_date, options) - week;\n  _date.setDate(_date.getDate() - diff * 7);\n  return _date;\n}\n\n// Fallback for modularized imports:\nexport default setWeek;","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}