lodash.iserror

What is lodash.iserror?

The lodash.iserror package is a utility function that checks if a given value is an Error object. This can be useful in various scenarios where you need to validate or handle errors in your code.

What are lodash.iserror's main functionalities?

Error Object Validation

This feature allows you to check if a given value is an Error object. The code sample demonstrates how to use lodash.iserror to validate an Error object and a non-error value.

const isError = require('lodash.iserror');

const error = new Error('This is an error');
const notAnError = 'This is not an error';

console.log(isError(error)); // true
console.log(isError(notAnError)); // false

Other packages similar to lodash.iserror

is-error

The is-error package provides similar functionality to lodash.iserror by checking if a value is an Error object. It is a lightweight alternative and can be used in place of lodash.iserror for simple error validation tasks.

type-detect

The type-detect package is a more general-purpose type detection library that can identify various types, including Error objects. It provides broader functionality compared to lodash.iserror, making it useful for more complex type-checking scenarios.

README

lodash.iserror v3.0.0

The modern build of lodash’s _.isError exported as a Node.js/io.js module.

Installation

Using npm:

$ {sudo -H} npm i -g npm
$ npm i --save lodash.iserror

In Node.js/io.js:

var isError = require('lodash.iserror');

See the documentation or package source for more details.