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Last change
on this file since 188ee53 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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100644
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File size:
689 bytes
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| 1 | 'use strict';
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| 2 | var IS_PURE = require('../internals/is-pure');
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| 3 | var global = require('../internals/global');
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| 4 | var fails = require('../internals/fails');
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| 5 | var WEBKIT = require('../internals/engine-webkit-version');
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| 6 |
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| 7 | // Forced replacement object prototype accessors methods
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| 8 | module.exports = IS_PURE || !fails(function () {
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| 9 | // This feature detection crashes old WebKit
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| 10 | // https://github.com/zloirock/core-js/issues/232
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| 11 | if (WEBKIT && WEBKIT < 535) return;
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| 12 | var key = Math.random();
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| 13 | // In FF throws only define methods
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| 14 | // eslint-disable-next-line no-undef, no-useless-call -- required for testing
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| 15 | __defineSetter__.call(null, key, function () { /* empty */ });
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| 16 | delete global[key];
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| 17 | });
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