private function YamlFileLoader::validate
private YamlFileLoader::validate($content, $file)
Validates a YAML file.
Parameters
mixed $content:
string $file:
Return value
array
Throws
InvalidArgumentException When service file is not valid.
File
- core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php, line 348
Class
- YamlFileLoader
- YamlFileLoader loads YAML files service definitions.
Namespace
Drupal\Core\DependencyInjectionCode
private function validate($content, $file) { if (null === $content) { return $content; } if (!is_array($content)) { throw new InvalidArgumentException(sprintf('The service file "%s" is not valid. It should contain an array. Check your YAML syntax.', $file)); } if ($invalid_keys = array_diff_key($content, array('parameters' => 1, 'services' => 1))) { throw new InvalidArgumentException(sprintf('The service file "%s" is not valid: it contains invalid keys %s. Services have to be added under "services" and Parameters under "parameters".', $file, $invalid_keys)); } return $content; }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!DependencyInjection!YamlFileLoader.php/function/YamlFileLoader::validate/8.1.x