PhpCsFixer\Fixer\ClassNotation\VisibilityRequiredFixer::fixConstVisibility PHP Method

    private function fixConstVisibility(Tokens $tokens, $index)
    {
        $prev = $tokens->getPrevMeaningfulToken($index);
        if ($tokens[$prev]->isGivenKind(array(T_PRIVATE, T_PROTECTED, T_PUBLIC))) {
            return;
        }
        $tokens->insertAt($index, new Token(array(T_WHITESPACE, ' ')));
        $tokens->insertAt($index, new Token(array(T_PUBLIC, 'public')));
    }