void appendMixinsTo ( String [ ] parentSelector , CssFormatter formatter ) { for ( Formattable prop : properties ) { switch ( prop . getType ( ) ) { case MIXIN : ( ( Mixin ) prop ) . appendSubRules ( parentSelector , formatter ) ; break ; case CSS_AT_RULE : case COMMENT : prop . appendTo ( formatter ) ; break ; } } }
Append the mixins of this rule to current output .