86 lines
1.8 KiB
PHP
86 lines
1.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Sensio\Bundle\GeneratorBundle\Manipulator;
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/**
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* Changes the PHP code of a Kernel.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class Manipulator
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{
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protected $tokens;
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protected $line;
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/**
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* Sets the code to manipulate.
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*
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* @param array $tokens An array of PHP tokens
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* @param integer $line The start line of the code
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*/
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protected function setCode(array $tokens, $line = 0)
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{
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$this->tokens = $tokens;
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$this->line = $line;
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}
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/**
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* Gets the next token.
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*
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* @param mixed A PHP token
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*/
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protected function next()
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{
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while ($token = array_shift($this->tokens)) {
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$this->line += substr_count($this->value($token), "\n");
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if (is_array($token) && in_array($token[0], array(T_WHITESPACE, T_COMMENT, T_DOC_COMMENT))) {
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continue;
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}
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return $token;
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}
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}
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/**
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* Peeks the next token.
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*
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* @param mixed A PHP token
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*/
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protected function peek($nb = 1)
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{
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$i = 0;
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$tokens = $this->tokens;
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while ($token = array_shift($tokens)) {
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if (is_array($token) && in_array($token[0], array(T_WHITESPACE, T_COMMENT, T_DOC_COMMENT))) {
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continue;
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}
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++$i;
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if ($i == $nb) {
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return $token;
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}
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}
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}
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/**
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* Gets the value of a token.
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*
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* @param string The token value
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*/
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protected function value($token)
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{
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return is_array($token) ? $token[1] : $token;
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}
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}
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