private function class2Filename($class_name, $php_suffix = '.php')
    {
        return DIRECTORY_SEPARATOR
             . str_replace('\\', DIRECTORY_SEPARATOR, $class_name)
             . ($php_suffix === false ? '' : $php_suffix);
    }
private function class2Filename($class_name, $php_suffix = '.php')
    {
        return DIRECTORY_SEPARATOR
             . str_replace('\\', DIRECTORY_SEPARATOR, $class_name)
             . ($php_suffix === false ? '' : $php_suffix);
    }
private function class2Filename ( $ class_name , $ php_suffix = '.php' ) { return DIRECTORY_SEPARATOR . str_replace ( '\\' , DIRECTORY_SEPARATOR , $ class_name ) . ( $ php_suffix === false ? '' : $ php_suffix ) ; }
Convert a class name with namespace path to file name with namespace
translated into File System path. The returned string start with
the directory separator to safe prepend a route before it.
@param string $class_name Class name with namespace path
@param string $php_suffix File suffix to append to file name or false if not needed.
@return string Class filename with path containing full namespace route.
Convert a class name with namespace path to file name with namespace translated into File System path . The returned string start with the directory separator to safe prepend a route before it .