src/main/php/NewCallable.php
private static function callMapClass(string $function): \ReflectionClass
    {
        if (!isset(self::$functions[$function])) {
            self::$functions[$function] = self::forkCallMapClass(
                    new \ReflectionFunction($function)
            );
        }

        return self::$functions[$function];
    }
private static function callMapClass(string $function): \ReflectionClass
    {
        if (!isset(self::$functions[$function])) {
            self::$functions[$function] = self::forkCallMapClass(
                    new \ReflectionFunction($function)
            );
        }

        return self::$functions[$function];
    }
private static function callMapClass ( string $ function ) : \ ReflectionClass { if ( ! isset ( self :: $ functions [ $ function ] ) ) { self :: $ functions [ $ function ] = self :: forkCallMapClass ( new \ ReflectionFunction ( $ function ) ) ; } return self :: $ functions [ $ function ] ; }
returns the proxy class for given function

@param   string  $function
@return  \ReflectionClass
returns the proxy class for given function