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- 'use strict';
-
- var getDay = Date.prototype.getDay;
- var tryDateObject = function tryDateObject(value) {
- try {
- getDay.call(value);
- return true;
- } catch (e) {
- return false;
- }
- };
-
- var toStr = Object.prototype.toString;
- var dateClass = '[object Date]';
- var hasToStringTag = typeof Symbol === 'function' && typeof Symbol.toStringTag === 'symbol';
-
- module.exports = function isDateObject(value) {
- if (typeof value !== 'object' || value === null) { return false; }
- return hasToStringTag ? tryDateObject(value) : toStr.call(value) === dateClass;
- };
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