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import _typeof from "@babel/runtime/helpers/esm/typeof";
import toDate from "../toDate/index.js";
import requiredArgs from "../_lib/requiredArgs/index.js";
/**
* @name max
* @category Common Helpers
* @summary Return the latest of the given dates.
*
* @description
* Return the latest of the given dates.
*
* @param {Date[]|Number[]} datesArray - the dates to compare
* @returns {Date} the latest of the dates
* @throws {TypeError} 1 argument required
*
* @example
* // Which of these dates is the latest?
* const result = max([
* new Date(1989, 6, 10),
* new Date(1987, 1, 11),
* new Date(1995, 6, 2),
* new Date(1990, 0, 1)
* ])
* //=> Sun Jul 02 1995 00:00:00
*/
export default function max(dirtyDatesArray) {
requiredArgs(1, arguments);
var datesArray;
// `dirtyDatesArray` is Array, Set or Map, or object with custom `forEach` method
if (dirtyDatesArray && typeof dirtyDatesArray.forEach === 'function') {
datesArray = dirtyDatesArray;
// If `dirtyDatesArray` is Array-like Object, convert to Array.
} else if (_typeof(dirtyDatesArray) === 'object' && dirtyDatesArray !== null) {
datesArray = Array.prototype.slice.call(dirtyDatesArray);
} else {
// `dirtyDatesArray` is non-iterable, return Invalid Date
return new Date(NaN);
}
var result;
datesArray.forEach(function (dirtyDate) {
var currentDate = toDate(dirtyDate);
if (result === undefined || result < currentDate || isNaN(Number(currentDate))) {
result = currentDate;
}
});
return result || new Date(NaN);
}
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