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Package detail

@42px/custom-errors

42-px71ISC1.4.0TypeScript support: included

helpful custom errors

errors, typescript

readme

Custom errors

Small util for convenient error handling.

Installation

npm install @42px/custom-errors

Usage

import { createCustomError } from '@42px/custom-errors'
import { findRoom, doRoomStuff, showError } from 'rooms'

const RoomNotFound = createCustomError('RoomNotFound')

async function findAndProceed(id) {
    const room = await findRoom(id)
    if (!room) {
      throw new RoomNotFound()
    }
    doRoomStuff(room)
}

findAndProceed(1)
    .catch((err) => {
        if(err.name === 'RoomNotFound') showError('Sorry, room not found')
    })