Code Duplication    Length = 6-6 lines in 2 locations

NestedIntervalsBehavior.php 2 locations

@@ 574-579 (lines=6) @@
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                }
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                break;
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            case self::OPERATION_APPEND_TO:
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                $this->findAppendRange($left, $right);
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                if ($left !== $this->owner->getAttribute($this->rightAttribute)) {
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                    $this->moveNode($left, $right, 1);
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                }
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                break;
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            case self::OPERATION_INSERT_BEFORE:
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                $this->findInsertBeforeRange($left, $right);
@@ 581-586 (lines=6) @@
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                }
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                break;
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            case self::OPERATION_INSERT_BEFORE:
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                $this->findInsertBeforeRange($left, $right);
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                if ($left !== $this->owner->getAttribute($this->rightAttribute)) {
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                    $this->moveNode($left, $right);
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                }
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                break;
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            case self::OPERATION_INSERT_AFTER:
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                $this->findInsertAfterRange($left, $right);