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16 lines
476 B
16 lines
476 B
/**
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* @param {any} obj The object to inspect.
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* @returns {boolean} True if the argument appears to be a plain object.
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*/
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export default function isPlainObject(obj) {
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if (typeof obj !== 'object' || obj === null) return false;
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let proto = Object.getPrototypeOf(obj);
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if (proto === null) return true;
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let baseProto = proto;
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while (Object.getPrototypeOf(baseProto) !== null) {
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baseProto = Object.getPrototypeOf(baseProto);
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}
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return proto === baseProto;
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} |