The array content should be split up over multiple lines.

I tried to apply the patch [MR 50], but some errors were displayed after applying the patch. Please review it as the patch is failing.

Checking patch src/AliasCleaner.php...
Checking patch src/Commands/PathautoCommands.php...
Checking patch src/Form/PathautoAdminDelete.php...
error: while searching for:
        '#type' => 'checkbox',
        '#title' => (string) $definition['label'],
        '#default_value' => FALSE,
        '#description' => $this->t('Delete aliases for all @label. Number of aliases which will be deleted: %count.', ['@label' => (string) $definition['label'], '%count' => $count]),
      ];
    }


error: patch failed: src/Form/PathautoAdminDelete.php:87
error: src/Form/PathautoAdminDelete.php: patch does not apply
Checking patch src/Form/PathautoBulkUpdateForm.php...
Checking patch src/Form/PatternEditForm.php...
Hunk #1 succeeded at 113 (offset -1 lines).
Hunk #2 succeeded at 141 (offset -1 lines).
Hunk #3 succeeded at 227 (offset -1 lines).
error: while searching for:
            'negate' => FALSE,
            'context_mapping' => [
              $entity_type => $entity_type,
            ]
          ]
        );
      }

error: patch failed: src/Form/PatternEditForm.php:237
error: src/Form/PatternEditForm.php: patch does not apply
Checking patch src/Plugin/Deriver/EntityAliasTypeDeriver.php...
error: while searching for:
        $this->derivatives[$entity_type_id]['types'] = [$this->tokenEntityMapper->getTokenTypeForEntityType($entity_type_id)];
        $this->derivatives[$entity_type_id]['provider'] = $entity_type->getProvider();
        $this->derivatives[$entity_type_id]['context_definitions'] = [
          $entity_type_id => new EntityContextDefinition("entity:$entity_type_id", $this->t('@label being aliased', ['@label' => $entity_type->getLabel()]))
        ];
      }
    }

error: patch failed: src/Plugin/Deriver/EntityAliasTypeDeriver.php:86
error: src/Plugin/Deriver/EntityAliasTypeDeriver.php: patch does not apply
Checking patch src/Plugin/pathauto/AliasType/EntityAliasTypeBase.php...
error: while searching for:
    $context['sandbox']['count'] += count($ids);
    $context['sandbox']['current'] = !empty($ids) ? max($ids) : 0;
    $context['results']['updates'] += $updates;
    $context['message'] = $this->t('Updated alias for %label @id.', ['%label' => $entity_type->getLabel(), '@id' => end($ids)]);

    if ($context['sandbox']['count'] != $context['sandbox']['total']) {
      $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];

error: patch failed: src/Plugin/pathauto/AliasType/EntityAliasTypeBase.php:190
error: src/Plugin/pathauto/AliasType/EntityAliasTypeBase.php: patch does not apply
Checking patch src/VerboseMessenger.php...
Checking patch tests/src/Functional/PathautoBulkUpdateTest.php...
Hunk #1 succeeded at 102 (offset -2 lines).
Checking patch tests/src/Functional/PathautoEnablingEntityTypesTest.php...
Checking patch tests/src/Functional/PathautoMassDeleteTest.php...
error: while searching for:

    // 2. Test deleting only specific (entity type) aliases.
    $manager = $this->container->get('plugin.manager.alias_type');
    $pathauto_plugins = ['canonical_entities:node' => 'nodes', 'canonical_entities:taxonomy_term' => 'terms', 'canonical_entities:user' => 'accounts'];
    foreach ($pathauto_plugins as $pathauto_plugin => $attribute) {
      $this->generateAliases();
      $edit = [

error: patch failed: tests/src/Functional/PathautoMassDeleteTest.php:97
error: tests/src/Functional/PathautoMassDeleteTest.php: patch does not apply
Checking patch tests/src/Functional/PathautoNodeWebTest.php...
Hunk #1 succeeded at 27 (offset -1 lines).
Hunk #2 succeeded at 190 (offset -1 lines).
error: while searching for:
    $this->assertSession()->statusCodeEquals(200);

    // Now create a node through the API.
    $node = Node::create(['type' => 'article', 'title' => 'Sample article API', 'path' => ['alias' => '/sample-article-api']]);
    $node->save();

    // Test the alias.

error: patch failed: tests/src/Functional/PathautoNodeWebTest.php:289
error: tests/src/Functional/PathautoNodeWebTest.php: patch does not apply
Checking patch tests/src/Functional/PathautoTestHelperTrait.php...
error: while searching for:
    $bubbleable_metadata = new BubbleableMetadata();
    $tokens = \Drupal::token()->generate($type, [$token => $token], [$type => $object], [], $bubbleable_metadata);
    $tokens += [$token => ''];
    $this->assertSame($tokens[$token], $expected, t("Token value for [@type:@token] was '@actual', expected value '@expected'.", ['@type' => $type, '@token' => $token, '@actual' => $tokens[$token], '@expected' => $expected]));
  }

  public function saveEntityAlias(EntityInterface $entity, $alias, $langcode = NULL) {

error: patch failed: tests/src/Functional/PathautoTestHelperTrait.php:74
error: tests/src/Functional/PathautoTestHelperTrait.php: patch does not apply
Checking patch tests/src/FunctionalJavascript/PathautoLocaleTest.php...
Hunk #1 succeeded at 28 (offset -1 lines).
Hunk #2 succeeded at 65 (offset -1 lines).
Hunk #3 succeeded at 86 (offset -1 lines).
error: while searching for:
    $pattern->save();

    // Create a node with language Not Applicable.
    $node = $this->createNode(['type' => 'article', 'title' => 'Test node', 'langcode' => LanguageInterface::LANGCODE_NOT_APPLICABLE]);

    // Check that the generated alias has language Not Specified.
    $alias = \Drupal::service('pathauto.alias_storage_helper')->loadBySource('/node/' . $node->id());

error: patch failed: tests/src/FunctionalJavascript/PathautoLocaleTest.php:200
error: tests/src/FunctionalJavascript/PathautoLocaleTest.php: patch does not apply
Checking patch tests/src/Kernel/PathautoEntityWithStringIdTest.php...
error: while searching for:
  public function entityWithStringIdProvider() {
    return [
      'ascii with less or equal 128 chars' => [
        str_repeat('a', 128), str_repeat('a', 128)
      ],
      'ascii with over 128 chars' => [
        str_repeat('a', 191), Crypt::hashBase64(str_repeat('a', 191))
      ],
      'non-ascii with less or equal 128 chars' => [
        str_repeat('社', 128), Crypt::hashBase64(str_repeat('社', 128))
      ],
      'non-ascii with over 128 chars' => [
        str_repeat('社', 191), Crypt::hashBase64(str_repeat('社', 191))
      ],
      'simulating an integer id' => [
        123, '123'
      ],
    ];
  }

error: patch failed: tests/src/Kernel/PathautoEntityWithStringIdTest.php:111
error: tests/src/Kernel/PathautoEntityWithStringIdTest.php: patch does not apply
Checking patch tests/src/Kernel/PathautoKernelTest.php...
error: while searching for:

  use PathautoTestHelperTrait;

  protected static $modules = ['system', 'field', 'text', 'user', 'node', 'path', 'path_alias', 'pathauto', 'pathauto_custom_punctuation_test', 'taxonomy', 'token', 'filter', 'language'];

  protected $currentUser;


error: patch failed: tests/src/Kernel/PathautoKernelTest.php:29
error: tests/src/Kernel/PathautoKernelTest.php: patch does not apply
Checking patch tests/src/Kernel/PathautoTokenTest.php...
error: while searching for:
    foreach ($tokens as $name => $expected) {
      $token = $input[$name];
      if (!isset($expected)) {
        $this->assertTrue(!isset($values[$token]), new FormattableMarkup("Token value for @token was not generated.", ['@type' => $type, '@token' => $token]));
      }
      elseif (!isset($replacements[$token])) {
        $this->fail(new FormattableMarkup("Token value for @token was not generated.", ['@type' => $type, '@token' => $token]));
      }
      elseif (!empty($options['regex'])) {
        $this->assertTrue(preg_match('/^' . $expected . '$/', $replacements[$token]), new FormattableMarkup("Token value for @token was '@actual', matching regular expression pattern '@expected'.", ['@type' => $type, '@token' => $token, '@actual' => $replacements[$token], '@expected' => $expected]));
      }
      else {
        $this->assertSame($expected, $replacements[$token], new FormattableMarkup("Token value for @token was '@actual', expected value '@expected'.", ['@type' => $type, '@token' => $token, '@actual' => $replacements[$token], '@expected' => $expected]));
      }
    }


error: patch failed: tests/src/Kernel/PathautoTokenTest.php:89
error: tests/src/Kernel/PathautoTokenTest.php: patch does not apply

Looks like it's not generating PHPCS warnings anymore.