Today I read a brilliant blog post about C/AL Language for Notepad++ editor by MrinMaX:
It's cool to have colored highlight for key words not only in development environment but also in most popular text editor. And I've made AL language for it based on C/AL from MrinMaX.
You could download AL.xml file from this repository:
Short instruction how to install it:
After that you will see next:
Hope it will be useful for you and send me a message if I forgot to highlight some keywords.