Awesome

hard-warnings

Throw an error when console.warn/error are called

(Useful for tests if you want to ensure that devs don't ignore console.warn/error)

Install

npm install hard-warnings

Usage

let hardWarnings = require('hard-warnings')
let uninstall = hardWarnings()

console.warn('You did %d things wrong', 3)
// console: You did 3 things wrong
// ---
// Error: Called `console.warn()` with:
//
// You did 3 things wrong
//
//     at foo (example.js:5:11)
//     at bar (example.js:9:3)
//     at baz (example.js:13:3)
//     at ...

uninstall()

console.warn('You did %d things wrong', 3)
// console: You did 3 things wrong
// (no error)

hard-warnings/register

Alternatively to above, you may simply require hard-warnings/register and it will be automagically installed for you.

require('hard-warnings/register')