Usage

isPlainObject({}); // => true
isPlainObject(new Map()); // => false

Installation

CLI

npx atmx add helper is-plain-object

Manually

Copy and paste the following method into @/utils/helpers/undefined.ts:

// Credit to
// https://github.com/sindresorhus/is-plain-obj/blob/97f38e8836f86a642cce98fc6ab3058bc36df181/index.js

/**
* Return true if the given value is a plain object.
*
* @example
* isPlainObject({}) // => true
* isPlainObject(new Map()) // => false
*/
export function isPlainObject(value: any): value is object {
if (typeof value !== "object" || value === null) {
return false;
}

const prototype = Object.getPrototypeOf(value);
return (
// Fast path for most common objects.
prototype === Object.prototype ||
// Support objects created without a prototype.
prototype === null ||
// Support plain objects from other realms.
Object.getPrototypeOf(prototype) === null
);
}