If you add a lint checker, like jshint, to your build steps those kinds of bugs ...

dugmartin on July 3, 2015 | parent | context | favorite | on: Airbnb JavaScript Style Guide

If you add a lint checker, like jshint, to your build steps those kinds of bugs are found instantly. You can also add these specific style guide checks to your build steps using jscs (https://www.npmjs.com/package/jscs).