12345678910111213 |
- var hasOwn = require('../internals/has-own-property');
- var defineBuiltIn = require('../internals/define-built-in');
- var dateToPrimitive = require('../internals/date-to-primitive');
- var wellKnownSymbol = require('../internals/well-known-symbol');
- var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
- var DatePrototype = Date.prototype;
- // `Date.prototype[@@toPrimitive]` method
- // https://tc39.es/ecma262/#sec-date.prototype-@@toprimitive
- if (!hasOwn(DatePrototype, TO_PRIMITIVE)) {
- defineBuiltIn(DatePrototype, TO_PRIMITIVE, dateToPrimitive);
- }
|