1<?php
2/**
3 * Ensure that class definitions are not empty.
4 *
5 * @author    Greg Sherwood <gsherwood@squiz.net>
6 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
7 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
8 */
9
10namespace PHP_CodeSniffer\Standards\Squiz\Sniffs\CSS;
11
12use PHP_CodeSniffer\Files\File;
13use PHP_CodeSniffer\Sniffs\Sniff;
14use PHP_CodeSniffer\Util\Tokens;
15
16class EmptyClassDefinitionSniff implements Sniff
17{
18
19    /**
20     * A list of tokenizers this sniff supports.
21     *
22     * @var array
23     */
24    public $supportedTokenizers = ['CSS'];
25
26
27    /**
28     * Returns the token types that this sniff is interested in.
29     *
30     * @return int[]
31     */
32    public function register()
33    {
34        return [T_OPEN_CURLY_BRACKET];
35
36    }//end register()
37
38
39    /**
40     * Processes the tokens that this sniff is interested in.
41     *
42     * @param \PHP_CodeSniffer\Files\File $phpcsFile The file where the token was found.
43     * @param int                         $stackPtr  The position in the stack where
44     *                                               the token was found.
45     *
46     * @return void
47     */
48    public function process(File $phpcsFile, $stackPtr)
49    {
50        $tokens = $phpcsFile->getTokens();
51        $next   = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
52
53        if ($next === false || $tokens[$next]['code'] === T_CLOSE_CURLY_BRACKET) {
54            $error = 'Class definition is empty';
55            $phpcsFile->addError($error, $stackPtr, 'Found');
56        }
57
58    }//end process()
59
60
61}//end class
62