Subversion-Projekte lars-tiefland.php_share

<?php
/**
 * Generic_Sniffs_PHP_UpperCaseConstantSniff.
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Marc McIntyre <mmcintyre@squiz.net>
 * @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
 * @version   CVS: $Id: UpperCaseConstantSniff.php 253114 2008-02-18 00:01:06Z squiz $
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */

/**
 * Generic_Sniffs_PHP_UpperCaseConstantSniff.
 *
 * Checks that all uses of TRUE, FALSE and NULL are uppercase.
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Marc McIntyre <mmcintyre@squiz.net>
 * @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
 * @version   Release: 1.2.1
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */
class Generic_Sniffs_PHP_UpperCaseConstantSniff implements PHP_CodeSniffer_Sniff
{


    /**
     * Returns an array of tokens this test wants to listen for.
     *
     * @return array
     */
    public function register()
    {
        return array(
                T_TRUE,
                T_FALSE,
                T_NULL,
               );

    }//end register()


    /**
     * Processes this sniff, when one of its tokens is encountered.
     *
     * @param PHP_CodeSniffer_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(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
    {
        $tokens = $phpcsFile->getTokens();

        $keyword = $tokens[$stackPtr]['content'];
        if (strtoupper($keyword) !== $keyword) {
            $error = 'TRUE, FALSE and NULL must be uppercase; expected "'.strtoupper($keyword).'" but found "'.$keyword.'"';
            $phpcsFile->addError($error, $stackPtr);
        }

    }//end process()


}//end class

?>