- autoprefixer-rails
- csso-rails
$sudo gem install autoprefixer-rails
$sudo gem install csso-rails
require 'autoprefixer-rails'
require 'csso'
on_stylesheet_saved do |file|
css = File.read(file)
File.open(file, 'w') do |io|
io << AutoprefixerRails.process(css)
end
end
あとは普通にcompass wすればOK