28 lines
821 B
Plaintext
28 lines
821 B
Plaintext
'use strict';
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var reflectGetProto = require('./Reflect.getPrototypeOf');
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var originalGetProto = require('./Object.getPrototypeOf');
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var getDunderProto = require('dunder-proto/get');
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/** @type {import('.')} */
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module.exports = reflectGetProto
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? function getProto(O) {
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// @ts-expect-error TS can't narrow inside a closure, for some reason
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return reflectGetProto(O);
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}
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: originalGetProto
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? function getProto(O) {
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if (!O || (typeof O !== 'object' && typeof O !== 'function')) {
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throw new TypeError('getProto: not an object');
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}
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// @ts-expect-error TS can't narrow inside a closure, for some reason
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return originalGetProto(O);
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}
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: getDunderProto
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? function getProto(O) {
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// @ts-expect-error TS can't narrow inside a closure, for some reason
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return getDunderProto(O);
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}
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: null;
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