private function getLeftSideCompareFixableInfo(Tokens $tokens, $index)
    {
        return [
            'start' => $this->findComparisonStart($tokens, $index),
            'end' => $tokens->getPrevMeaningfulToken($index),
        ];
    }
private function getLeftSideCompareFixableInfo(Tokens $tokens, $index)
    {
        return [
            'start' => $this->findComparisonStart($tokens, $index),
            'end' => $tokens->getPrevMeaningfulToken($index),
        ];
    }
@param Tokens $tokens
@param int    $index

@return array