src/Fixer/ClassNotation/VisibilityRequiredFixer.php
protected function createConfigurationDefinition()
    {
        return new FixerConfigurationResolverRootless('elements', [
            (new FixerOptionBuilder('elements', 'The structural elements to fix (PHP >= 7.1 required for `const`).'))
                ->setAllowedTypes(['array'])
                ->setAllowedValues([new AllowedValueSubset(['property', 'method', 'const'])])
                ->setNormalizer(static function (Options $options, $value) {
                    if (\PHP_VERSION_ID < 70100 && \in_array('const', $value, true)) {
                        throw new InvalidOptionsForEnvException('"const" option can only be enabled with PHP 7.1+.');
                    }

                    return $value;
                })
                ->setDefault(['property', 'method'])
                ->getOption(),
        ], $this->getName());
    }
protected function createConfigurationDefinition()
    {
        return new FixerConfigurationResolverRootless('elements', [
            (new FixerOptionBuilder('elements', 'The structural elements to fix (PHP >= 7.1 required for `const`).'))
                ->setAllowedTypes(['array'])
                ->setAllowedValues([new AllowedValueSubset(['property', 'method', 'const'])])
                ->setNormalizer(static function (Options $options, $value) {
                    if (\PHP_VERSION_ID < 70100 && \in_array('const', $value, true)) {
                        throw new InvalidOptionsForEnvException('"const" option can only be enabled with PHP 7.1+.');
                    }

                    return $value;
                })
                ->setDefault(['property', 'method'])
                ->getOption(),
        ], $this->getName());
    }
{@inheritdoc}