HTMLElement.shadowRoot is deprecated.

[caraffa]

The contents of atom-text-editor elements are no longer encapsulated
within a shadow DOM boundary. Please, stop using shadowRoot and access
the editor contents directly instead.

HTMLElement.shadowRoot (/Applications/Atom.app/Contents/Resources/app.asar/src/text-editor-element.js:13:10)
BoxEdit.getElements (/Users/Leopardotto/.atom/packages/box-edit/lib/page.coffee:31:30)
BoxEdit.getPageDims (/Users/Leopardotto/.atom/packages/box-edit/lib/page.coffee:40:19)
BoxEdit.toggle (/Users/Leopardotto/.atom/packages/box-edit/lib/box-edit.coffee:40:12)
HTMLElement.subs.add.atom.commands.add.box-edit:toggle (/Users/Leopardotto/.atom/packages/box-edit/lib/box-edit.coffee:26:26)
CommandRegistry.handleCommandEvent (<embedded>:11:349858)