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19 lines
480 B
JavaScript
19 lines
480 B
JavaScript
/** Used for built-in method references. */
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const objectProto = Object.prototype
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/**
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* Checks if `value` is likely a prototype object.
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*
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* @private
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
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*/
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function isPrototype(value) {
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const Ctor = value && value.constructor
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const proto = (typeof Ctor === 'function' && Ctor.prototype) || objectProto
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return value === proto
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}
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export default isPrototype
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