My Custom Sniffer for Bug report

Custom_Sniffs_Commenting_ClassCommentSniff.php

<?php

if (class_exists('PHP_CodeSniffer_CommentParser_ClassCommentParser', true) === false) {
    $error = 'Class PHP_CodeSniffer_CommentParser_ClassCommentParser not found';
    throw new PHP_CodeSniffer_Exception($error);
}

if (class_exists('Custom_Sniffs_Commenting_FileCommentSniff', true) === false) {
    $error = 'Class Custom_Sniffs_Commenting_FileCommentSniff not found';
    throw new PHP_CodeSniffer_Exception($error);
}

/**
 * Parses and verifies the doc comments for classes.
 */
class Custom_Sniffs_Commenting_ClassCommentSniff extends Custom_Sniffs_Commenting_FileCommentSniff
{
    /** .... **/
}