source: imaps-frontend/node_modules/set-proto/index.js

'use strict';

var reflectSetProto = require('./Reflect.setPrototypeOf');
var originalSetProto = require('./Object.setPrototypeOf');

var setDunderProto = require('dunder-proto/set');

var $TypeError = require('es-errors/type');

/** @type {import('.')} */
module.exports = reflectSetProto
        ? function setProto(O, proto) {
                // @ts-expect-error TS can't narrow inside a closure, for some reason
                if (reflectSetProto(O, proto)) {
                        return O;
                }
                throw new $TypeError('Reflect.setPrototypeOf: failed to set [[Prototype]]');
        }
        : originalSetProto || (
                setDunderProto ? function setProto(O, proto) {
                        // @ts-expect-error TS can't narrow inside a closure, for some reason
                        setDunderProto(O, proto);
                        return O;
                } : null
        );