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<?php
/**
* bytekit-cli
*
* Copyright (c) 2009-2012, Sebastian Bergmann <sb@sebastian-bergmann.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package Bytekit
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @since File available since Release 1.0.0
*/
/**
* Base class for scanner rules.
*
* @author Sebastian Bergmann <sb@sebastian-bergmann.de>
* @copyright 2009-2012 Sebastian Bergmann <sb@sebastian-bergmann.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @version Release: 1.1.3
* @link http://github.com/sebastianbergmann/bytekit-cli/tree
* @since Class available since Release 1.0.0
*/
abstract class Bytekit_Scanner_Rule
{
/**
* Process an oparray.
*
* @param array $oparray
* @param string $file
* @param string $function
* @param array $result
*/
abstract public function process(array $oparray, $file, $function, array &$result);
/**
* Reports a violation.
*
* @param string $message
* @param array $oparray
* @param string $file
* @param integer $line
* @param string $function
* @param array $result
*/
protected function addViolation($message, array $oparray, $file, $line, $function, array &$result)
{
if (!isset($result[$file])) {
$result[$file] = array();
}
$result[$file][] = array(
'file' => $file,
'line' => $line,
'function' => $function,
'message' => $message
);
}
/**
* Checks the previous opcode.
*
* @param integer $opcode
* @param array $oparray
* @param integer $current
* @return boolean
* @author Lars Strojny <lstrojny@php.net>
*/
protected function lastOpCodeIs($opcode, $oparray, $current)
{
return isset($oparray['code'][$current - 1]) &&
$oparray['code'][$current - 1]['mnemonic'] == $opcode;
}
}