<?php
/**
 * Squiz_Sniffs_PHP_ForbiddenFunctionsSniff.
 *
 * PHP version 5
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Marc McIntyre <mmcintyre@squiz.net>
 * @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */

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

/**
 * Squiz_Sniffs_PHP_ForbiddenFunctionsSniff.
 *
 * Discourages the use of alias functions that are kept in PHP for compatibility
 * with older versions. Can be used to forbid the use of any function.
 *
 * @category  PHP
 * @package   PHP_CodeSniffer
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @author    Marc McIntyre <mmcintyre@squiz.net>
 * @copyright 2006-2014 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/PHP_CodeSniffer
 */
class Squiz_Sniffs_PHP_ForbiddenFunctionsSniff extends Generic_Sniffs_PHP_ForbiddenFunctionsSniff
{

    /**
     * A list of forbidden functions with their alternatives.
     *
     * The value is NULL if no alternative exists. IE, the
     * function should just not be used.
     *
     * @var array(string => string|null)
     */
    public $forbiddenFunctions = array(
                                  'sizeof'          => 'count',
                                  'delete'          => 'unset',
                                  'print'           => 'echo',
                                  'is_null'         => null,
                                  'create_function' => null,
                                 );

}//end class