@@ -114,6 +114,9 @@ discard block |
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114 | 114 | return [$target, $direction]; |
115 | 115 | } |
116 | 116 | |
117 | + /** |
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118 | + * @param Node $node |
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119 | + */ |
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117 | 120 | private static function getPrevious(?Node $node = null): ?Node |
118 | 121 | { |
119 | 122 | $previous = $node instanceof Node ? $node->previous() : null; |
@@ -125,6 +128,9 @@ discard block |
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125 | 128 | return $previous; |
126 | 129 | } |
127 | 130 | |
131 | + /** |
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132 | + * @param Node $node |
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133 | + */ |
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128 | 134 | private static function getNext(?Node $node = null): ?Node |
129 | 135 | { |
130 | 136 | $next = $node instanceof Node ? $node->next() : null; |