=========== Environment =========== These environments are available by specifying a comment at the top of the file, e.g. .. code-block:: js /* eslint-env mozilla/chrome-worker */ There are also built-in ESLint environments available as well. Find them here: http://eslint.org/docs/user-guide/configuring#specifying-environments browser-window -------------- Defines the environment for scripts that are in the main browser.xhtml scope. chrome-worker ------------- Defines the environment for chrome workers. This differs from normal workers by the fact that `ctypes` can be accessed as well. frame-script ------------ Defines the environment for frame scripts. jsm --- Defines the environment for jsm files (javascript modules).