JSFiddle - React, Tailwind, and code Playground

by Ansmtz

JavaScript

const user = {
  name: 'John',
  role: 'admin'
}

const getUserRole = (user) => {
  if (user.role === undefined){
    throw new Error('user.role is not defined')
  }
  return user.role
}

console.log(getUserRole(user))