| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace League\HTMLToMarkdown; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | class Element implements ElementInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |      * @var \DOMNode | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     protected $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      * @var ElementInterface|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |     private $nextCached; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 | 90 |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      * @var DOMNode|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 | 90 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 | 90 |  |     private $previousSiblingCached; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     public function __construct(\DOMNode $node) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |         $this->node = $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 | 15 |  |         $this->previousSiblingCached = $this->node->previousSibling; | 
                            
                    |  |  |  | 
                                                                                        
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                | 26 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 | 15 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 | 15 |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 | 15 |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 | 15 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 | 15 |  |     public function isBlock() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 | 15 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 | 15 |  |         switch ($this->getTagName()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 | 15 |  |             case 'blockquote': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 | 15 |  |             case 'body': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 15 |  |             case 'div': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 | 15 |  |             case 'h1': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 | 15 |  |             case 'h2': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 | 15 |  |             case 'h3': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 | 12 |  |             case 'h4': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 | 12 |  |             case 'h5': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 | 12 |  |             case 'h6': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 3 |  |             case 'hr': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |             case 'html': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 12 |  |             case 'li': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |             case 'p': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |             case 'ol': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |             case 'ul': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |                 return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |             default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |                 return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 | 3 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 | 3 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 57 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  |     public function isText() | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 60 | 6 |  |         return $this->getTagName() === '#text'; | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 | 6 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     public function isWhitespace() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 | 90 |  |         return $this->getTagName() === '#text' && trim($this->getValue()) === ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 | 90 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     public function getTagName() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 78 |  |         return $this->node->nodeName; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 | 78 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     public function getValue() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 | 75 |  |         return $this->node->nodeValue; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 | 75 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * @return ElementInterface|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     public function getParent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 | 90 |  |         return new static($this->node->parentNode) ?: null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 | 90 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @return ElementInterface|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |     public function getNextSibling() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 | 90 |  |         return $this->node->nextSibling !== null ? new static($this->node->nextSibling) : null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 | 90 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 | 90 |  |      * @return ElementInterface|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 | 90 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     public function getPreviousSibling() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 | 90 |  |         return $this->previousSiblingCached !== null ? new static($this->previousSiblingCached) : null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 | 21 |  |     public function hasChildren() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 | 21 |  |         return $this->node->hasChildNodes(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 | 21 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 | 21 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 | 21 |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      * @return ElementInterface[] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |     public function getChildren() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 | 21 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         $ret = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         /** @var \DOMNode $node */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         foreach ($this->node->childNodes as $node) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |             $ret[] = new static($node); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         return $ret; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 | 21 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 | 21 |  |      * @return ElementInterface|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     public function getNext() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 | 21 |  |         if ($this->nextCached === null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 | 21 |  |             $nextNode = $this->getNextNode($this->node); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |             if ($nextNode !== null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |                 $this->nextCached = new static($nextNode); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 | 6 |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 | 6 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         return $this->nextCached; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |      * @param \DomNode $node | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      * @param bool $checkChildren | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 | 90 |  |      * @return \DomNode|null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 | 90 |  |     private function getNextNode($node, $checkChildren = true) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 | 3 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |         if ($checkChildren && $node->firstChild) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |             return $node->firstChild; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 | 90 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 | 90 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 | 90 |  |         if ($node->nextSibling) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |             return $node->nextSibling; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 | 90 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 | 24 |  |         if ($node->parentNode) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |             return $this->getNextNode($node->parentNode, false); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |      * @param string[]|string $tagNames | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 | 90 |  |     public function isDescendantOf($tagNames) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 | 90 |  |         if (!is_array($tagNames)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 | 90 |  |             $tagNames = array($tagNames); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 | 90 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |         for ($p = $this->node->parentNode; $p !== false; $p = $p->parentNode) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |             if (is_null($p)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |                 return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 | 81 |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 | 81 |  |             if (in_array($p->nodeName, $tagNames)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |                 return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |         return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 | 6 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 | 6 |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |      * @param string $markdown | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 | 6 |  |     public function setFinalMarkdown($markdown) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 | 6 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 | 6 |  |         $markdown_node = $this->node->ownerDocument->createTextNode($markdown); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |         $this->node->parentNode->replaceChild($markdown_node, $this->node); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 | 6 |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 | 6 |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |     public function getChildrenAsString() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |         return $this->node->C14N(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 | 6 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |      * @return int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |     public function getSiblingPosition() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 | 9 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         $position = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 | 9 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 | 9 |  |         // Loop through all nodes and find the given $node | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |         foreach ($this->getParent()->getChildren() as $current_node) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 | 9 |  |             if (!$current_node->isWhitespace()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 | 9 |  |                 $position++; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 | 3 |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 | 9 |  |             // TODO: Need a less-buggy way of comparing these | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |             // Perhaps we can somehow ensure that we always have the exact same object and use === instead? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |             if ($this->equals($current_node)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 | 9 |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |         return $position; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 | 30 |  |      * @return int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 | 30 |  |     public function getListItemLevel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 | 30 |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |         $level = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |         $parent = $this->getParent(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |         while ($parent !== null && $parent->node->parentNode) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |             if ($parent->getTagName() === 'li') { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |                 $level++; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |             $parent = $parent->getParent(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 | 6 |  |         return $level; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 | 6 |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 | 6 |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |      * @param string $name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |     public function getAttribute($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |         if ($this->node instanceof \DOMElement) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |             return $this->node->getAttribute($name); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |         return ''; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |      * @param ElementInterface $element | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |     public function equals(ElementInterface $element) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |         if ($element instanceof self) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |             return $element->node === $this->node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |         return $element === $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 278 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 279 |  |  |  | 
            
                        
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..