It's not an editor, it's a REAGENZGLAS! It's supposed to be used to test how CrowdProcess Programs behave in the worker environment. Assertions work, its good to test data units, it reloads when stuff changes.
npm install -g crp-reagenzglas
reagenzglas -p path/to/your/program.js
Open your browser on
Put something on the input field.
program.js, and the web page will reload and run your
program with the data unit you supplied in step 4 right away. If should
also report errors and timings.