Version 4.5.0

system/3rd_party/graphql-php/Language/AST/NodeList.php

@@ -0,0 +1,121 @@
+<?php
+namespace GraphQL\Language\AST;
+
+use GraphQL\Utils\AST;
+
+/**
+ * Class NodeList
+ *
+ * @package GraphQL\Utils
+ */
+class NodeList implements \ArrayAccess, \IteratorAggregate, \Countable
+{
+    /**
+     * @var array
+     */
+    private $nodes;
+
+    /**
+     * @param array $nodes
+     * @return static
+     */
+    public static function create(array $nodes)
+    {
+        return new static($nodes);
+    }
+
+    /**
+     * NodeList constructor.
+     * @param array $nodes
+     */
+    public function __construct(array $nodes)
+    {
+        $this->nodes = $nodes;
+    }
+
+    /**
+     * @param mixed $offset
+     * @return bool
+     */
+    public function offsetExists($offset)
+    {
+        return isset($this->nodes[$offset]);
+    }
+
+    /**
+     * @param mixed $offset
+     * @return mixed
+     */
+    public function offsetGet($offset)
+    {
+        $item = $this->nodes[$offset];
+
+        if (is_array($item) && isset($item['kind'])) {
+            $this->nodes[$offset] = $item = AST::fromArray($item);
+        }
+
+        return $item;
+    }
+
+    /**
+     * @param mixed $offset
+     * @param mixed $value
+     */
+    public function offsetSet($offset, $value)
+    {
+        if (is_array($value) && isset($value['kind'])) {
+            $value = AST::fromArray($value);
+        }
+        $this->nodes[$offset] = $value;
+    }
+
+    /**
+     * @param mixed $offset
+     */
+    public function offsetUnset($offset)
+    {
+        unset($this->nodes[$offset]);
+    }
+
+    /**
+     * @param int $offset
+     * @param int $length
+     * @param mixed $replacement
+     * @return NodeList
+     */
+    public function splice($offset, $length, $replacement = null)
+    {
+        return new NodeList(array_splice($this->nodes, $offset, $length, $replacement));
+    }
+
+    /**
+     * @param $list
+     * @return NodeList
+     */
+    public function merge($list)
+    {
+        if ($list instanceof NodeList) {
+            $list = $list->nodes;
+        }
+        return new NodeList(array_merge($this->nodes, $list));
+    }
+
+    /**
+     * @return \Generator
+     */
+    public function getIterator()
+    {
+        $count = count($this->nodes);
+        for ($i = 0; $i < $count; $i++) {
+            yield $this->offsetGet($i);
+        }
+    }
+
+    /**
+     * @return int
+     */
+    public function count()
+    {
+        return count($this->nodes);
+    }
+}