17 lines
445 B
Plaintext
17 lines
445 B
Plaintext
/**
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* @param obj The object to inspect.
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* @returns True if the argument appears to be a plain object.
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*/
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export default function isPlainObject(obj: any): obj is object {
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if (typeof obj !== 'object' || obj === null) return false
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let proto = obj
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while (Object.getPrototypeOf(proto) !== null) {
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proto = Object.getPrototypeOf(proto)
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}
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return (
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Object.getPrototypeOf(obj) === proto || Object.getPrototypeOf(obj) === null
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)
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}
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