Due to some recent changes in the way that we use eslint to check that our coding style linting Mozilla source code in Atom has been broken for a month or two.

I have recently spent some time working on Atom's linter-eslint plugin making it possible to bring all of that linting goodness back to life!

From the root of the project type:

./mach eslint --setup

Install the linter-eslint package v.8.00 or above. Then go to the package settings and enable the following options:

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Once done, you should see errors and warnings as shown in the screenshot below:

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http://flailingmonkey.com/running-eslint-in-atom-for-mozilla-development/