我对此很陌生，正在整理不再在这里的同事的一系列指示。我们正在运行drupal 8.7，并且最近在提交代码时弹出了一系列警告。我无法确定编写的代码出了什么问题。
这些是出现的警告。
[warning] Illegal offset type ProfileExtensionList.php:183
[warning] Illegal offset type ProfileExtensionList.php:150
[info] Undefined property: stdClass::$info ProfileExtensionList.php:157
[warning] array_merge(): Argument #2 is not an array ProfileExtensionList.php:157
[warning] array_diff(): Argument #1 is not an array ProfileExtensionList.php:157
[info] Undefined property: stdClass::$info ProfileExtensionList.php:158
[warning] array_merge(): Argument #2 is not an array ProfileExtensionList.php:158
[warning] array_diff(): Argument #1 is not an array ProfileExtensionList.php:158
[warning] array_unique() expects parameter 1 to be array, null given ProfileExtensionList.php:160
[warning] array_unique() expects parameter 1 to be array, null given ProfileExtensionList.php:161
[warning] Illegal offset type ProfileExtensionList.php:183
[warning] Illegal offset type ProfileExtensionList.php:150
[info] Undefined property: stdClass::$info ProfileExtensionList.php:157
[warning] array_merge(): Argument #2 is not an array ProfileExtensionList.php:157
[warning] array_diff(): Argument #1 is not an array ProfileExtensionList.php:157
[info] Undefined property: stdClass::$info ProfileExtensionList.php:158
[warning] array_merge(): Argument #2 is not an array ProfileExtensionList.php:158
[warning] array_diff(): Argument #1 is not an array ProfileExtensionList.php:158
[warning] array_unique() expects parameter 1 to be array, null given ProfileExtensionList.php:160
[warning] array_unique() expects parameter 1 to be array, null given ProfileExtensionList.php:161
我已经打开了ProfileExtensionList.php，但是看着指定的行，我无法确定出什么问题了。我粘贴了代码1-186行（不确定是否太多）。
<?php
namespace Drupal\Core\Extension;
/**
* Provides a list of installation profiles.
*
* @internal
* This class is not yet stable and therefore there are no guarantees that the
* internal implementations including constructor signature and protected
* properties / methods will not change over time. This will be reviewed after
* https://www.drupal.org/project/drupal/issues/2940481
*/
class ProfileExtensionList extends ExtensionList {
/**
* {@inheritdoc}
*/
protected $defaults = [
'dependencies' => [],
'install' => [],
'description' => '',
'package' => 'Other',
'version' => NULL,
'php' => DRUPAL_MINIMUM_PHP,
'themes' => ['stark'],
'hidden' => FALSE,
'base profile' => '',
'exclude' => [],
];
/**
* {@inheritdoc}
*/
public function getExtensionInfo($extension_name) {
$all_info = $this->getAllAvailableInfo();
if (isset($all_info[$extension_name])) {
return $all_info[$extension_name];
}
throw new \InvalidArgumentException("The {$this->type} $extension_name does not exist.");
}
/**
* Returns a list comprised of the profile, its parent profile if it has one,
* and any further ancestors.
*
* @param string $profile
* (optional) The name of profile. Defaults to the current install profile.
*
* @return \Drupal\Core\Extension\Extension[]
* An associative array of Extension objects, keyed by profile name in
* descending order of their dependencies (ancestors first). If the profile
* is not given and cannot be determined, returns an empty array.
*/
public function getAncestors($profile = NULL) {
$ancestors = [];
if (empty($profile)) {
$profile = $this->installProfile ?: drupal_get_profile();
}
if (empty($profile)) {
return $ancestors;
}
$extension = $this->get($profile);
foreach ($extension->ancestors as $ancestor) {
$ancestors[$ancestor] = $this->get($ancestor);
}
$ancestors[$profile] = $extension;
return $ancestors;
}
/**
* Returns all available profiles which are distributions.
*
* @return \Drupal\Core\Extension\Extension[]
* Processed extension objects, keyed by machine name.
*/
public function listDistributions() {
return array_filter($this->getList(), function (Extension $profile) {
return !empty($profile->info['distribution']);
});
}
/**
* Select the install distribution from the list of profiles.
*
* If there are multiple profiles marked as distributions, select the first.
* If there is an inherited profile marked as a distribution, select it over
* its base profile.
*
* @param string[] $profiles
* List of profile names to search.
*
* @return string|null
* The selected distribution profile name, or NULL if none is found.
*/
public function selectDistribution(array $profiles = NULL) {
$distributions = $this->listDistributions();
if ($profiles) {
$distributions = array_intersect_key($distributions, array_flip($profiles));
}
// Remove any distributions which are extended by another one.
foreach ($distributions as $profile_name => $profile) {
if (!empty($profile->info['base profile'])) {
$base_profile = $profile->info['base profile'];
unset($distributions[$base_profile]);
}
}
return key($distributions) ?: NULL;
}
/**
* {@inheritdoc}
*/
protected function doList() {
$profiles = parent::doList();
// Compute the ancestry of each profile before any further processing.
foreach ($profiles as $profile) {
// Maintain a list of profiles which depend on this one.
$profile->children = [];
// Maintain a list of profiles that this one depends on, in reverse
// ancestral order (immediate parent first).
$profile->ancestors = $this->computeAncestry($profiles, $profile);
// Give the profile a heavy weight to ensure that its hooks run last.
$profile->weight = count($profile->ancestors) + 1000;
}
// For each profile, merge in ancestors' module and theme lists.
foreach ($profiles as $profile_name => $profile) {
if (empty($profile->ancestors)) {
continue;
}
// Reference the extension info here for readability.
$info = &$profile->info;
// Add the parent profile as a hard dependency.
$info['dependencies'][] = reset($profile->ancestors);
// Add all themes and extensions listed by ancestors.
foreach ($profile->ancestors as $ancestor) {
$ancestor = $profiles[$ancestor];
// Add the current profile as a child of the ancestor.
$ancestor->children[] = $profile_name;
// Inherit all of the ancestor's modules and themes except for the ones
// in the 'exclude' list.
$info['install'] = array_diff(array_merge($info['install'], $ancestor->info['install']), $info['exclude']);
$info['themes'] = array_diff(array_merge($info['themes'], $ancestor->info['themes']), $info['exclude']);
}
$info['install'] = array_unique($info['install']);
$info['themes'] = array_unique($info['themes']);
}
return $profiles;
}
/**
* Computes and returns the ancestral lineage of a profile.
*
* @param \Drupal\Core\Extension\Extension[] $profiles
* All discovered profiles.
* @param \Drupal\Core\Extension\Extension $profile
* The profile for which to compute the ancestry.
*
* @return string[]
* The names of the ancestors of the given profile, in order.
*/
protected function computeAncestry(array $profiles, Extension $profile) {
$ancestors = [];
while (!empty($profile->info['base profile'])) {
array_unshift($ancestors, $profile->info['base profile']);
$profile = $profile->info['base profile'];
$profile = $profiles[$profile];
}
return $ancestors;
}
我正在寻求有关清理此问题的帮助，以消除警告。以前没有显示这些警告。我的同事将我们的信息从8.6.16更新为8.7，但是即使他在推动警告显示，也是如此。