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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = isDate;
- var _index = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- /**
- * @name isDate
- * @category Common Helpers
- * @summary Is the given value a date?
- *
- * @description
- * Returns true if the given value is an instance of Date. The function works for dates transferred across iframes.
- *
- * ### v2.0.0 breaking changes:
- *
- * - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
- *
- * @param {*} value - the value to check
- * @returns {boolean} true if the given value is a date
- * @throws {TypeError} 1 arguments required
- *
- * @example
- * // For a valid date:
- * const result = isDate(new Date())
- * //=> true
- *
- * @example
- * // For an invalid date:
- * const result = isDate(new Date(NaN))
- * //=> true
- *
- * @example
- * // For some value:
- * const result = isDate('2014-02-31')
- * //=> false
- *
- * @example
- * // For an object:
- * const result = isDate({})
- * //=> false
- */
- function isDate(value) {
- (0, _index.default)(1, arguments);
- return value instanceof Date || typeof value === 'object' && Object.prototype.toString.call(value) === '[object Date]';
- }
- module.exports = exports.default;
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