apm install weex-format
Or Settings/Preferences ➔ Packages ➔ Search for
It will beautify .weex file for html,css and js
You can also type
ctrl-alt-l as a shortcut or click
Packages > weex-format in the menu.
See Keymaps In-Depth for more details.
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.