wro4j-extensions/src/main/java/ro/isdc/wro/extensions/processor/support/sass/RubySassEngine.java
public void addRequire(final String require) {
    if (require != null && require.trim().length() > 0) {
      requires.add(require.trim());
    }
  }
public void addRequire(final String require) {
    if (require != null && require.trim().length() > 0) {
      requires.add(require.trim());
    }
  }
Adds a ruby require to the ruby script to be run by this RubySassEngine. It's safe to add the same require twice.

@param require
The name of the require, e.g. bourbon