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Re:Ruby Is Defined by Terrible Tools by jasim on Wednesday July 08, 2015 @01:38PM (#9853320)
One of the biggest success stories in recent times where language support has made tooling awesome is JSX.

The success of JSX shows that developers are happy to write HTML inside code, and there are clear benefits of doing so compared to using a dedicated templating language. But the reason why this wasn't popular till JSX showed up was that it is impossible to parse the HTML built in code through string munging. JSX makes XML-inside-Code parseable, which makes it possible for us to use IntelliJ's excellent IDEs to work seamlessly with it.

Re:Ruby Is Defined by Terrible Tools by anon4 on Wednesday July 08, 2015 @01:57PM (#9853482)
For those confused:

JSX is a statically-typed, object-oriented programming language designed to run on modern web browsers. Being developed at DeNA as a research project, …

https://jsx.github.io/

Re:Ruby Is Defined by Terrible Tools by a-priori on Wednesday July 08, 2015 @03:37PM (#9854096)
I think the parent is actually referring to this JSX:

https://facebook.github.io/react/docs/jsx-in-depth.html