| 1 | ;
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| 2 |
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| 3 | module.exports = function (value) {
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| 4 | if (!value) return false;
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| 5 | if (typeof value === "symbol") return true;
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| 6 | if (!value.constructor) return false;
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| 7 | if (value.constructor.name !== "Symbol") return false;
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| 8 | return value[value.constructor.toStringTag] === "Symbol";
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| 9 | };
|