Your project should not use invalid return types 2

More information: https://insight.symfony.com/what-we-analyse/php.invalid_return_typehint

in src/Model/Configuration/AbstractImportConfiguration.php, line 189 
  1.     /**
  2.      * @phpstan-return non-empty-string
  3.      */
  4.     private function getSeparator(FormFieldDefinition $fieldDefinition): string
  5.     {
  6.         return $fieldDefinition->getOptions()['separator'] ?? ArrayTextType::DEFAULT_SEPARATOR;
    Method JG\BatchEntityImportBundle\Model\Configuration\AbstractImportConfiguration::getSeparator() should return non-empty-string but returns mixed.
    Time to fix: about 9 minutes
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                                    Last edited  by Jarosław Grygierek
                    
  7.     }
  8. }
in src/Validator/Constraints/DatabaseEntityUniqueValidator.php, line 77 
  1.         $data = [];
  2.         foreach ($fields as $field) {
  3.             $data[$field] = $matrixRecord->$field;
  4.         }
  6.         return $data;
    Method JG\BatchEntityImportBundle\Validator\Constraints\DatabaseEntityUniqueValidator::getMatrixRecordDataToCompare() should return array<string, bool|float|int|string> but returns array<string, mixed>.
    Time to fix: about 9 minutes
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                                    Last edited  by Jarek
                    
  7.     }
  9.     /**
  10.      * @param array<string, scalar> $matrixDataToCompare
  11.      */

Your project should use return types 4

More information: https://insight.symfony.com/what-we-analyse/php.missing_return_typehint

in src/Form/Type/ArrayTextType.php, line 47 
  1.         }
  3.         return implode($this->separator, $value);
  4.     }
  6.     public function reverseTransform(mixed $value): array
    Method JG\BatchEntityImportBundle\Form\Type\ArrayTextType::reverseTransform() return type has no value type specified in iterable type array.
    Time to fix: about 9 minutes
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                                    Last edited  by Pierre Svgnt
                    
  7.     {
  8.         if (!is_string($value)) {
  9.             throw new UnexpectedValueException('Only strings are allowed');
  10.         }
in src/Model/Configuration/ImportConfigurationInterface.php, line 41 
  1.     public function getEntityTranslationRelationName(): ?string;
  3.     /**
  4.      * Use this method to pass constraints to the main Matrix form.
  5.      */
  6.     public function getMatrixConstraints(): array;
    Method JG\BatchEntityImportBundle\Model\Configuration\ImportConfigurationInterface::getMatrixConstraints() return type has no value type specified in iterable type array.
    Time to fix: about 9 minutes
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                                    Last edited  by Jarek
                    
  8.     /**
  9.      * Use this method to set allowed file extensions.
  10.      */
  11.     public function getAllowedFileExtensions(): array;
in src/Model/Configuration/ImportConfigurationInterface.php, line 46 
  1.     public function getMatrixConstraints(): array;
  3.     /**
  4.      * Use this method to set allowed file extensions.
  5.      */
  6.     public function getAllowedFileExtensions(): array;
    Method JG\BatchEntityImportBundle\Model\Configuration\ImportConfigurationInterface::getAllowedFileExtensions() return type has no value type specified in iterable type array.
    Time to fix: about 9 minutes
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                                    Last edited  by Jarek
                    
  8.     /**
  9.      * Import data from matrix to database.
  10.      */
  11.     public function import(Matrix $matrix): void;
in src/Model/Form/FormFieldDefinition.php, line 21 
  1.     public function getClass(): string
  2.     {
  3.         return $this->class;
  4.     }
  6.     public function getOptions(): array
    Method JG\BatchEntityImportBundle\Model\Form\FormFieldDefinition::getOptions() return type has no value type specified in iterable type array.
    Time to fix: about 9 minutes
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                                    Last edited  by Jarek
                    
  7.     {
  8.         return $this->options;
  9.     }
  10. }