code: @Check(CheckType.FAST)
  	public void checkSuperTypes(SarlCapacity capacity) {
  		checkSuperTypes(
  				capacity,
  				SARL_CAPACITY__EXTENDS,
  				capacity.getExtends(),
  				Capacity.class,
  				false);
  	}
docs: Check if the supertype of the given capacity is a subtype of Capacity.
  
  @param capacity the type to test.