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'use strict'; |
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var callBind = require('call-bind-apply-helpers'); |
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var gOPD = require('gopd'); |
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var hasProtoAccessor; |
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try { |
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hasProtoAccessor = ([]).__proto__ === Array.prototype; |
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} catch (e) { |
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if (!e || typeof e !== 'object' || !('code' in e) || e.code !== 'ERR_PROTO_ACCESS') { |
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throw e; |
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} |
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} |
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var desc = !!hasProtoAccessor && gOPD && gOPD(Object.prototype, ('__proto__')); |
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var $Object = Object; |
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var $getPrototypeOf = $Object.getPrototypeOf; |
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module.exports = desc && typeof desc.get === 'function' |
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? callBind([desc.get]) |
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: typeof $getPrototypeOf === 'function' |
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? function getDunder(value) { |
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return $getPrototypeOf(value == null ? value : $Object(value)); |
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} |
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: false; |
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