1
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'use strict';
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2
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|
3
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var getDay = Date.prototype.getDay;
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4
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var tryDateObject = function tryDateGetDayCall(value) {
|
5
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try {
|
6
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getDay.call(value);
|
7
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return true;
|
8
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} catch (e) {
|
9
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return false;
|
10
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}
|
11
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};
|
12
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|
13
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var toStr = Object.prototype.toString;
|
14
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var dateClass = '[object Date]';
|
15
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var hasToStringTag = typeof Symbol === 'function' && typeof Symbol.toStringTag === 'symbol';
|
16
|
|
17
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module.exports = function isDateObject(value) {
|
18
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if (typeof value !== 'object' || value === null) {
|
19
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return false;
|
20
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}
|
21
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return hasToStringTag ? tryDateObject(value) : toStr.call(value) === dateClass;
|
22
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};
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