| 1 | // Test via a getter in the options object to see if the passive property is accessed
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| 2 | var supportsPassive = false;
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| 3 |
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| 4 | try {
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| 5 | var opts = Object.defineProperty({}, 'passive', {
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| 6 | get: function get() {
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| 7 | supportsPassive = true;
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| 8 | }
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| 9 | });
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| 10 | window.addEventListener('testPassive', null, opts);
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| 11 | window.removeEventListener('testPassive', null, opts);
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| 12 | } catch (e) {}
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| 13 |
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| 14 | export default supportsPassive; |
| \ | No newline at end of file |