phprs\apis\ApiExporter::getInvokerInfo PHP Method

    public function getInvokerInfo($method, $uri, $invoker)
    {
        $res = array();
        $res['impl'] = $invoker->getMethodName();
        $ann = new AnnotationReader();
        $refl = new \ReflectionClass($invoker->getClassName());
        $mrefl = $refl->getMethod($invoker->getMethodName());
        $anns = $ann->getMethodAnnotations($mrefl, true);
        // 过滤无效的参数
        if (isset($anns['param'])) {
            $anns['param'] = array_values(array_filter($anns['param'], function ($i) {
                return isset($i['value']);
            }));
        }
        if (isset($anns['return'])) {
            $anns['return'] = array_values(array_filter($anns['return'], function ($i) {
                return isset($i['value']);
            }));
        }
        if (isset($anns['throws'])) {
            $anns['throws'] = array_values(array_filter($anns['throws'], function ($i) {
                return isset($i['value']);
            }));
        }
        $res['doc'] = $this->getDocText($mrefl->getDocComment());
        //找到匹配的@route注释
        foreach ($anns['route'] as $route_doc) {
            //TODO: 同时精确匹配和通配符匹配时, 怎么处理
            if (isset($route_doc['value'])) {
                list($m, $u) = $route_doc['value'];
                $full_url = $invoker->getContainer()->path . '/' . $u;
                $full_url = HttpRouterEntries::stringToPath($full_url);
                if ($full_url == HttpRouterEntries::stringToPath($uri) && $m === $method) {
                    $text = $this->getDocText($route_doc['desc']);
                    if (!empty($text)) {
                        $res['doc'] .= "\r\n";
                        $res['doc'] .= $text;
                    }
                    break;
                }
            }
        }
        $anns['route'];
        $res['root'] = '/';
        $res['path'] = $invoker->getContainer()->path;
        // 获取参数信息
        $res['params'] = array();
        foreach ($invoker->getParams()->getParams() as $param) {
            list($is_const, $value, $info, $id) = $param;
            list($name, $is_ref, $is_optional, $default) = $info;
            if (!$is_const) {
                $res['params'][$name] = array('value' => $value, 'is_ref' => $is_ref, 'is_optional' => $is_optional, 'default' => $default, 'doc' => $this->getDocText($anns['param'][$id]['desc']));
            }
        }
        // 依赖只是特殊的参数
        $defaults = $refl->getDefaultProperties();
        foreach ($refl->getProperties() as $property) {
            foreach ($ann->getPropertyAnnotations($property, true) as $type => $value) {
                if ($type !== 'inject') {
                    continue;
                }
                $name = $property->getName();
                $value = $value[0];
                if (is_array($value['value'])) {
                    $src = $value['value']['src'];
                    if (isset($value['value']['optional']) && $value['value']['optional']) {
                        $is_optional = true;
                    }
                    if (isset($value['value']['default'])) {
                        $default = $value['value']['default'];
                    }
                } else {
                    $src = $value['value'];
                }
                if (substr($src, 0, 1) !== '$') {
                    continue;
                }
                if (array_key_exists($name, $defaults)) {
                    $is_optional = true;
                    $default = $defaults[$name];
                }
                $res['params'][$name] = array('value' => $src, 'is_ref' => false, 'is_optional' => $is_optional, 'default' => $default, 'doc' => $this->getDocText($value['desc']));
            }
        }
        // 获取返回值信息
        $res['returns'] = array();
        foreach ($invoker->getReturns()->getParams() as $fun_name => $calls) {
            foreach ($calls as $id => $call) {
                $args = array();
                foreach ($call as $num => $arg) {
                    list($is_const, $value, $pos, $info) = $arg;
                    list($name, $is_ref, $is_optional, $default) = $info;
                    $args[$num] = array('value' => $value, 'name' => $name, 'is_const' => $is_const);
                }
                $res['returns'][] = array('name' => $fun_name, 'args' => $args, 'doc' => $id === -1 ? null : $this->getDocText($anns['return'][$id]['desc']));
            }
        }
        // 获取异常信息
        $res['throws'] = array();
        foreach ($invoker->getThrows()->getParams() as $exce_name => $throws) {
            // $res['throws'][$exce_name] = array();
            foreach ($throws as $fun_name => $calls) {
                foreach ($calls as $id => $call) {
                    $args = array();
                    if ($call !== null) {
                        foreach ($call as $num => $arg) {
                            $args[$num] = array('value' => $arg, 'name' => null, 'is_const' => true);
                        }
                    }
                    $res['throws'][$exce_name][] = array('name' => $fun_name, 'args' => $args, 'doc' => $this->getDocText($anns['throws'][$id]['desc']));
                }
            }
        }
        return $res;
    }