Differential D21182 Diff 50443 src/difference/ArcanistDiffVectorNode.php

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src/difference/ArcanistDiffVectorNode.php

This file was added.

				<?php

				final class ArcanistDiffVectorNode
				extends Phobject {

				private $vector;
				private $children = array();
				private $parentNode;
				private $displayNode;
				private $displayVector;
				private $displayDepth;
				private $valueNode;
				private $attributes = array();

				public function setVector(array $vector) {
				$this->vector = $vector;
				return $this;
				}

				public function getVector() {
				return $this->vector;
				}

				public function getChildren() {
				return $this->children;
				}

				public function setParentNode(ArcanistDiffVectorNode $parent) {
				$this->parentNode = $parent;
				return $this;
				}

				public function getParentNode() {
				return $this->parentNode;
				}

				public function addChild(array $vector, $length, $idx) {
				$is_node = ($idx === ($length - 1));
				$element = $vector[$idx];

				if (!isset($this->children[$element])) {
				$this->children[$element] = id(new self())
				->setParentNode($this)
				->setVector(array_slice($vector, 0, $idx + 1));
				}

				$child = $this->children[$element];

				if ($is_node) {
				$child->setValueNode($child);
				return;
				}

				$child->addChild($vector, $length, $idx + 1);
				}

				public function getDisplayVector() {
				return $this->displayVector;
				}

				public function appendDisplayElement($element) {
				if ($this->displayVector === null) {
				$this->displayVector = array();
				}

				$this->displayVector[] = $element;

				return $this;
				}

				public function setDisplayNode(ArcanistDiffVectorNode $display_node) {
				$this->displayNode = $display_node;
				return $this;
				}

				public function getDisplayNode() {
				return $this->displayNode;
				}

				public function setDisplayDepth($display_depth) {
				$this->displayDepth = $display_depth;
				return $this;
				}

				public function getDisplayDepth() {
				return $this->displayDepth;
				}

				public function setValueNode($value_node) {
				$this->valueNode = $value_node;
				return $this;
				}

				public function getValueNode() {
				return $this->valueNode;
				}

				public function setAncestralAttribute($key, $value) {
				$this->attributes[$key] = $value;

				$parent = $this->getParentNode();
				if ($parent) {
				$parent->setAncestralAttribute($key, $value);
				}

				return $this;
				}

				public function getAttribute($key, $default = null) {
				return idx($this->attributes, $key, $default);
				}

				}