File "ClassCommentSniff.php"

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Charset: utf-8

<?php
/**
 * Parses and verifies the doc comments for classes.
 *
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Standards\PEAR\Sniffs\Commenting;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Util\Tokens;

class ClassCommentSniff extends FileCommentSniff
{


    /**
     * Returns an array of tokens this test wants to listen for.
     *
     * @return array
     */
    public function register()
    {
        return [
            T_CLASS,
            T_INTERFACE,
            T_TRAIT,
            T_ENUM,
        ];

    }//end register()


    /**
     * Processes this test, when one of its tokens is encountered.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
     * @param int                         $stackPtr  The position of the current token
     *                                               in the stack passed in $tokens.
     *
     * @return void
     */
    public function process(File $phpcsFile, $stackPtr)
    {
        $tokens    = $phpcsFile->getTokens();
        $type      = strtolower($tokens[$stackPtr]['content']);
        $errorData = [$type];

        $find = Tokens::$methodPrefixes;
        $find[T_WHITESPACE] = T_WHITESPACE;

        for ($commentEnd = ($stackPtr - 1); $commentEnd >= 0; $commentEnd--) {
            if (isset($find[$tokens[$commentEnd]['code']]) === true) {
                continue;
            }

            if ($tokens[$commentEnd]['code'] === T_ATTRIBUTE_END
                && isset($tokens[$commentEnd]['attribute_opener']) === true
            ) {
                $commentEnd = $tokens[$commentEnd]['attribute_opener'];
                continue;
            }

            break;
        }

        if ($tokens[$commentEnd]['code'] !== T_DOC_COMMENT_CLOSE_TAG
            && $tokens[$commentEnd]['code'] !== T_COMMENT
        ) {
            $errorData[] = $phpcsFile->getDeclarationName($stackPtr);
            $phpcsFile->addError('Missing doc comment for %s %s', $stackPtr, 'Missing', $errorData);
            $phpcsFile->recordMetric($stackPtr, 'Class has doc comment', 'no');
            return;
        }

        $phpcsFile->recordMetric($stackPtr, 'Class has doc comment', 'yes');

        if ($tokens[$commentEnd]['code'] === T_COMMENT) {
            $phpcsFile->addError('You must use "/**" style comments for a %s comment', $stackPtr, 'WrongStyle', $errorData);
            return;
        }

        // Check each tag.
        $this->processTags($phpcsFile, $stackPtr, $tokens[$commentEnd]['comment_opener']);

    }//end process()


    /**
     * Process the version tag.
     *
     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
     * @param array                       $tags      The tokens for these tags.
     *
     * @return void
     */
    protected function processVersion($phpcsFile, array $tags)
    {
        $tokens = $phpcsFile->getTokens();
        foreach ($tags as $tag) {
            if ($tokens[($tag + 2)]['code'] !== T_DOC_COMMENT_STRING) {
                // No content.
                continue;
            }

            $content = $tokens[($tag + 2)]['content'];
            if ((strstr($content, 'Release:') === false)) {
                $error = 'Invalid version "%s" in doc comment; consider "Release: <package_version>" instead';
                $data  = [$content];
                $phpcsFile->addWarning($error, $tag, 'InvalidVersion', $data);
            }
        }

    }//end processVersion()


}//end class