function normalizeSuffixes(suffixes) {
        return typeof suffixes === 'string'
            ? suffixes.split(',')
            : (Array.isArray(suffixes) ? suffixes : null);
    }
function normalizeSuffixes(suffixes) {
        return typeof suffixes === 'string'
            ? suffixes.split(',')
            : (Array.isArray(suffixes) ? suffixes : null);
    }
function normalizeSuffixes ( suffixes ) { return typeof suffixes === 'string' ? suffixes . split ( ',' ) : ( Array . isArray ( suffixes ) ? suffixes : null ) ; }
-------------------------------- UTILITY METHODS --------------------------------
-------------------------------- UTILITY METHODS --------------------------------