contentful-sdk-core/dist/to-plain-object.js

import copy from 'fast-copy';
/**
 * Mixes in a method to return just a plain object with no additional methods
 * @private
 * @param data - Any plain JSON response returned from the API
 * @return Enhanced object with toPlainObject method
 */
export default function toPlainObject(data) {
    // eslint-disable-next-line @typescript-eslint/ban-ts-comment
    // @ts-expect-error
    return Object.defineProperty(data, 'toPlainObject', {
        enumerable: false,
        configurable: false,
        writable: false,
        value: function () {
            return copy(this);
        },
    });
}