JavaScript Test

Firstly, apologies! I struggled summing up the issue in the title so please feel free to amend. The… Read more Create Es6 Module 'equivalent' Using Webpack Output.target Options

i'm learning redux along side with react and did a first app to catch a few infos from Destiny … Read more Do I Need Componentwillreceiveprops And Replaceprops When Using Reactjs + Redux?

If I use es6/7 (babel - stage 1) instead of TypeScript, how are services, and specifically Http, in… Read more How To Inject Angular2 Http Service Into Es6/7 Class?

I'm trying to run async await functions in JavaScript using the babel-loader of webpack. I'… Read more Es7 Async Await Functions With Babel-loader Not Working

I am new to Babel+Webpack and have some confusion regarding .babelrc configuration. FIRST CONFIGURA… Read more Which Babel Settings Are Suitable For Exporting A Library?

I would like to start using Typescript on an Existing Babel project. My goal is to be able to add t… Read more Typescript 1.8 - Es2015 Imports In Js Files

I am in the process of upgrading all my ReactJS components with webpack. In the process I have not … Read more Upgrading From Babel 5.8.35 To 6.0.0 Will Not Compile App.js With A Syntaxerror And Unexpected Token

How can we compile modern JavaScript into backwards-compatible JavaScript bundles that can be used … Read more How To Create Ie11 Bundles With Webpack 5 And Babel 7

I'm using Karma to run tests, webpack to bundle files, and babel for es6 -> es5 transpilatio… Read more Getting Karma Code Coverage For Pre-transpilation Source Code

I'm following a course and the author exports out a Component in the following manner: export M… Read more Eslint Parsing Error On Export Statement

I've got this example code from MDN (slightly modified to print out results): It works on Goog… Read more Babeljs Doesn't Transpile Extended Classes Properly

Below settings for my package.json If I run from command line npm test all jest test cases are exec… Read more Jest Typeerror: Path Must Be A String. Received Undefined

I am building on my knowledge of React JS and I would like to import/include some external JS files… Read more How Import Object From External Js File In React Js Using Web Pack

I'm new to webpack and trying to set up for my client side project. I have created a repo over … Read more Webpack Is Not Finding My Imports Or Converting My Es6 Code

Still haven't gotten a successful run of this to pass with a fairly boilerplate Expo app built … Read more React Native Jest Syntaxerror: Duplicate __self Prop Found

I am having problem with passing id to handleClick function and console.log'ing it into the con… Read more Passing Id With Onclick Function React

As a follow up to How to create your own babel processor alternative to `React`, I am getting this … Read more How To Get Custom React Babel Pragma To Pass String As Argument Rather Than Function

I'm trying to create a production build of my React project, but it picks the wrong configurati… Read more Why Does Production Build Of React App (with Webpack And Babel) Use Wrong Development Env With Hmr, Which Causes Errors?

It's difficult to track this down, so thanks for bearing with me. Some users were complaining t… Read more Webpack Breaking In Ie11

I'm trying to set up testing for my Next.js project. I want to test it with RITEway which is ba… Read more Cannot Find Module With **/*.test.js