This project is deprecated. There is now an official plugin and you should use it
Sass Import Once Plugin
Sass import_once changes the behavior of the sass @import directive making it never require the same file twice.
Installation
$ gem install sass-import_once
Use with the Sass command line
$ sass -r sass-import_once --watch sass_dir:css_dir
Use with compass
Install the compass-import_once
$ gem install 'compass-import_once'
Add the following to your compass configuration:
require 'compass-import_once'
Stylesheet Syntax
The same as always :)