static String replacePlaceHolder ( CssFormatter formatter , String str , LessObject caller ) { int pos = str . startsWith ( "@{" ) ? 0 : str . indexOf ( "@" , 1 ) ; if ( pos >= 0 ) { formatter . addOutput ( ) ; SelectorUtils . appendToWithPlaceHolder ( formatter , str , pos , false , caller ) ; return formatter . releaseOutput ( ) ; } return str ; }
Replace the possible variable place holder .