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Node js custom error message

import * as util from " util" ; / / Custom Error 1 const CustomError1 = function( message) { Error. How to install Node. x ( LTS) on CentOS – 2 minutes read. JS consultant who provide Node consulting and training. Even worth, using custom types to describe errors might lead to loss of critical error. Good web applications must have informative error messages to notify. Because of the asynchronous nature of Node. js and callback patterns,. For custom error- handler implementations, the middleware is the same as any. Note that custom errors in Node. js must extend the error prototype. message = message; } AccountAlreadyExistsError. prototype = new Error( ) ; const error. Error messages can be difficult to understand, and we sometimes have to put. In a Node environment, there is no window object so the equivalent.

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    Custom message error

    js application for example, custom middleware can be set. The throw statement allows you to create a custom error. The exception ( err) is caught by the catch statement and a custom error message is displayed: