Extending native code with JavaScriptCore

This week there were a lot of articles around the web about React Native and its place in a current iOS dev ecosystem. I was also playing with JavaScript lately, but in somewhat different context - JavaScriptCore. JavaScriptCore is a really great way to make your apps extensible by your users. There are some cool live examples of awesome tools leveraging it. As developers we are in a better position than our users as most of the time we can extend and patch our tools to our needs using native code. But our users can not. For example if you »