PhpCsFixer\Fixer\Alias\NoAliasFunctionsFixer::fix PHP Метод

    public function fix(\SplFileInfo $file, Tokens $tokens)
    {
        /** @var $token \PhpCsFixer\Tokenizer\Token */
        foreach ($tokens->findGivenKind(T_STRING) as $index => $token) {
            // skip expressions without parameters list
            $nextToken = $tokens[$tokens->getNextMeaningfulToken($index)];
            if (!$nextToken->equals('(')) {
                continue;
            }
            // skip expressions which are not function reference
            $prevTokenIndex = $tokens->getPrevMeaningfulToken($index);
            $prevToken = $tokens[$prevTokenIndex];
            if ($prevToken->isGivenKind(array(T_DOUBLE_COLON, T_NEW, T_OBJECT_OPERATOR, T_FUNCTION))) {
                continue;
            }
            // handle function reference with namespaces
            if ($prevToken->isGivenKind(array(T_NS_SEPARATOR))) {
                $twicePrevTokenIndex = $tokens->getPrevMeaningfulToken($prevTokenIndex);
                $twicePrevToken = $tokens[$twicePrevTokenIndex];
                if ($twicePrevToken->isGivenKind(array(T_DOUBLE_COLON, T_NEW, T_OBJECT_OPERATOR, T_FUNCTION, T_STRING, CT::T_NAMESPACE_OPERATOR))) {
                    continue;
                }
            }
            // check mapping hit
            $tokenContent = strtolower($token->getContent());
            if (!isset(self::$aliases[$tokenContent])) {
                continue;
            }
            $token->setContent(self::$aliases[$tokenContent]);
        }
    }