13 lines
435 B
JavaScript
13 lines
435 B
JavaScript
var DateProto = Date.prototype;
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var INVALID_DATE = 'Invalid Date';
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var TO_STRING = 'toString';
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var $toString = DateProto[TO_STRING];
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var getTime = DateProto.getTime;
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if (new Date(NaN) + '' != INVALID_DATE) {
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require('./_redefine')(DateProto, TO_STRING, function toString() {
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var value = getTime.call(this);
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// eslint-disable-next-line no-self-compare
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return value === value ? $toString.call(this) : INVALID_DATE;
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});
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}
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