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Last change
on this file since 1ad8e64 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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File size:
848 bytes
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| 1 | var DESCRIPTORS = require('../internals/descriptors');
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| 2 | var IE8_DOM_DEFINE = require('../internals/ie8-dom-define');
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| 3 | var anObject = require('../internals/an-object');
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| 4 | var toPropertyKey = require('../internals/to-property-key');
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| 5 |
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| 6 | // eslint-disable-next-line es/no-object-defineproperty -- safe
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| 7 | var $defineProperty = Object.defineProperty;
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| 8 |
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| 9 | // `Object.defineProperty` method
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| 10 | // https://tc39.es/ecma262/#sec-object.defineproperty
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| 11 | exports.f = DESCRIPTORS ? $defineProperty : function defineProperty(O, P, Attributes) {
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| 12 | anObject(O);
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| 13 | P = toPropertyKey(P);
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| 14 | anObject(Attributes);
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| 15 | if (IE8_DOM_DEFINE) try {
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| 16 | return $defineProperty(O, P, Attributes);
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| 17 | } catch (error) { /* empty */ }
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| 18 | if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');
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| 19 | if ('value' in Attributes) O[P] = Attributes.value;
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| 20 | return O;
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| 21 | };
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