src/Fixer/Comment/SingleLineCommentStyleFixer.php
protected function applyFix(\SplFileInfo $file, Tokens $tokens)
    {
        foreach ($tokens as $index => $token) {
            if (!$token->isGivenKind(T_COMMENT)) {
                continue;
            }

            $content = $token->getContent();
            $commentContent = substr($content, 2, -2) ?: '';

            if ($this->hashEnabled && '#' === $content[0]) {
                $tokens[$index] = new Token([$token->getId(), '//'.substr($content, 1)]);

                continue;
            }

            if (
                !$this->asteriskEnabled
                || false !== strpos($commentContent, '?>')
                || '/*' !== substr($content, 0, 2)
                || 1 === Preg::match('/[^\s\*].*\R.*[^\s\*]/s', $commentContent)
            ) {
                continue;
            }

            $nextTokenIndex = $index + 1;
            if (isset($tokens[$nextTokenIndex])) {
                $nextToken = $tokens[$nextTokenIndex];
                if (!$nextToken->isWhitespace() || 1 !== Preg::match('/\R/', $nextToken->getContent())) {
                    continue;
                }

                $tokens[$nextTokenIndex] = new Token([$nextToken->getId(), ltrim($nextToken->getContent(), " \t")]);
            }

            $content = '//';
            if (1 === Preg::match('/[^\s\*]/', $commentContent)) {
                $content = '// '.Preg::replace('/[\s\*]*([^\s\*](?:.+[^\s\*])?)[\s\*]*/', '\1', $commentContent);
            }
            $tokens[$index] = new Token([$token->getId(), $content]);
        }
    }
protected function applyFix(\SplFileInfo $file, Tokens $tokens)
    {
        foreach ($tokens as $index => $token) {
            if (!$token->isGivenKind(T_COMMENT)) {
                continue;
            }

            $content = $token->getContent();
            $commentContent = substr($content, 2, -2) ?: '';

            if ($this->hashEnabled && '#' === $content[0]) {
                $tokens[$index] = new Token([$token->getId(), '//'.substr($content, 1)]);

                continue;
            }

            if (
                !$this->asteriskEnabled
                || false !== strpos($commentContent, '?>')
                || '/*' !== substr($content, 0, 2)
                || 1 === Preg::match('/[^\s\*].*\R.*[^\s\*]/s', $commentContent)
            ) {
                continue;
            }

            $nextTokenIndex = $index + 1;
            if (isset($tokens[$nextTokenIndex])) {
                $nextToken = $tokens[$nextTokenIndex];
                if (!$nextToken->isWhitespace() || 1 !== Preg::match('/\R/', $nextToken->getContent())) {
                    continue;
                }

                $tokens[$nextTokenIndex] = new Token([$nextToken->getId(), ltrim($nextToken->getContent(), " \t")]);
            }

            $content = '//';
            if (1 === Preg::match('/[^\s\*]/', $commentContent)) {
                $content = '// '.Preg::replace('/[\s\*]*([^\s\*](?:.+[^\s\*])?)[\s\*]*/', '\1', $commentContent);
            }
            $tokens[$index] = new Token([$token->getId(), $content]);
        }
    }
{@inheritdoc}