kadet1090 /
KeyLighter
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| 1 | <?php |
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| 2 | /** |
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| 3 | * Highlighter |
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| 4 | * |
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| 5 | * Copyright (C) 2015, Some right reserved. |
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| 6 | * |
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| 7 | * @author Kacper "Kadet" Donat <[email protected]> |
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| 8 | * |
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| 9 | * Contact with author: |
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| 10 | * Xmpp: [email protected] |
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| 11 | * E-mail: [email protected] |
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| 12 | * |
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| 13 | * From Kadet with love. |
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| 14 | */ |
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| 15 | |||
| 16 | namespace Kadet\Highlighter\Parser; |
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| 17 | |||
| 18 | |||
| 19 | class TokenFactory implements TokenFactoryInterface |
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| 20 | { |
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| 21 | const START = 0x1; |
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| 22 | const END = 0x2; |
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| 23 | |||
| 24 | private $_class; |
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| 25 | private $_base; |
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| 26 | private $_rule; |
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| 27 | private $_offset; |
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| 28 | |||
| 29 | private $_cache = []; |
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| 30 | |||
| 31 | public $type = 0x3; |
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| 32 | |||
| 33 | |||
| 34 | /** |
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| 35 | * TokenFactory constructor. |
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| 36 | * |
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| 37 | * @param $class |
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| 38 | */ |
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| 39 | 61 | public function __construct($class) { |
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| 40 | 61 | $this->setClass($class); |
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| 41 | 60 | } |
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| 42 | |||
| 43 | 47 | public function create($params) { |
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| 44 | 47 | $params[0] = !empty($params[0]) ? $this->getName($params[0]) : $this->_base; |
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| 45 | 47 | if(empty($params['rule'])) { |
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| 46 | 42 | $params['rule'] = $this->_rule; |
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| 47 | 42 | } |
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| 48 | |||
| 49 | 47 | if(isset($params['pos'])) { |
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| 50 | 44 | $params['pos'] += $this->_offset; |
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| 51 | 44 | } |
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| 52 | |||
| 53 | 47 | $end = null; |
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1 ignored issue
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show
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| 54 | |||
| 55 | 47 | if (isset($params['length']) && ($this->type & self::END)) { |
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| 56 | 37 | $end = $params; |
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| 57 | 37 | $end['pos'] += $params['length']; |
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| 58 | |||
| 59 | 37 | $params['end'] = new $this->_class($end); |
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| 60 | 37 | } |
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| 61 | |||
| 62 | 47 | $token = new $this->_class($params); |
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| 63 | |||
| 64 | 47 | if($this->type == 0x3) { |
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| 65 | 47 | return $token; |
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| 66 | } |
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| 67 | |||
| 68 | 2 | if($this->type === self::START) { |
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| 69 | 2 | $token->setEnd(false); |
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| 70 | 2 | return $token; |
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| 71 | } else { |
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| 72 | 1 | $token->getEnd()->setStart(false); |
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| 73 | 1 | return $token->getEnd(); |
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| 74 | } |
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| 75 | } |
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| 76 | |||
| 77 | 23 | private function getName($name) { |
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| 78 | 23 | if (!isset($this->_cache[$name])) { |
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| 79 | 23 | $this->_cache[$name] = str_replace('$', $this->_base, $name); |
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| 80 | 23 | } |
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| 81 | |||
| 82 | 23 | return $this->_cache[$name]; |
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| 83 | } |
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| 84 | |||
| 85 | /** |
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| 86 | * @return string |
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| 87 | */ |
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| 88 | 1 | public function getBase() |
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| 89 | { |
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| 90 | 1 | return $this->_base; |
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| 91 | } |
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| 92 | |||
| 93 | /** |
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| 94 | * @param string $base |
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| 95 | */ |
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| 96 | 13 | public function setBase($base) |
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| 97 | { |
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| 98 | 13 | $this->_cache = []; // invalidate cache |
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| 99 | 13 | $this->_base = $base; |
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| 100 | 13 | } |
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| 101 | |||
| 102 | /** |
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| 103 | * @return mixed |
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| 104 | */ |
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| 105 | 1 | public function getRule() |
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| 106 | { |
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| 107 | 1 | return $this->_rule; |
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| 108 | } |
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| 109 | |||
| 110 | /** |
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| 111 | * @param mixed $rule |
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| 112 | */ |
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| 113 | 58 | public function setRule($rule) |
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| 114 | { |
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| 115 | 58 | $this->_rule = $rule; |
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| 116 | 58 | } |
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| 117 | |||
| 118 | /** |
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| 119 | * @return mixed |
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| 120 | */ |
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| 121 | 1 | public function getClass() |
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| 122 | { |
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| 123 | 1 | return $this->_class; |
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| 124 | } |
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| 125 | |||
| 126 | /** |
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| 127 | * @return int |
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| 128 | */ |
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| 129 | public function getOffset() |
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| 130 | { |
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| 131 | return $this->_offset; |
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| 132 | } |
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| 133 | |||
| 134 | /** |
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| 135 | * @param int $offset |
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| 136 | */ |
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| 137 | 13 | public function setOffset($offset) |
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| 138 | { |
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| 139 | 13 | $this->_offset = $offset; |
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| 140 | 13 | } |
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| 141 | |||
| 142 | |||
| 143 | |||
| 144 | /** |
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| 145 | * @param mixed $class |
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| 146 | * |
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| 147 | * @throws \InvalidArgumentException |
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| 148 | */ |
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| 149 | 61 | public function setClass($class) |
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| 150 | { |
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| 151 | 61 | if(!is_a($class, 'Kadet\Highlighter\Parser\Token', true)) { |
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| 152 | 1 | throw new \InvalidArgumentException('$class must extend Kadet\Highlighter\Parser\Token'); |
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| 153 | } |
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| 154 | |||
| 155 | 60 | $this->_class = $class; |
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| 156 | } |
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| 157 | } |
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.