Перенес код

vendor/sebastian/diff/src/Diff.php

@@ -0,0 +1,84 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of sebastian/diff.
+ *
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\Diff;
+
+use ArrayIterator;
+use IteratorAggregate;
+use Traversable;
+
+/**
+ * @template-implements IteratorAggregate<int, Chunk>
+ */
+final class Diff implements IteratorAggregate
+{
+    /**
+     * @var non-empty-string
+     */
+    private string $from;
+
+    /**
+     * @var non-empty-string
+     */
+    private string $to;
+
+    /**
+     * @var list<Chunk>
+     */
+    private array $chunks;
+
+    /**
+     * @param non-empty-string $from
+     * @param non-empty-string $to
+     * @param list<Chunk>      $chunks
+     */
+    public function __construct(string $from, string $to, array $chunks = [])
+    {
+        $this->from   = $from;
+        $this->to     = $to;
+        $this->chunks = $chunks;
+    }
+
+    /**
+     * @return non-empty-string
+     */
+    public function from(): string
+    {
+        return $this->from;
+    }
+
+    /**
+     * @return non-empty-string
+     */
+    public function to(): string
+    {
+        return $this->to;
+    }
+
+    /**
+     * @return list<Chunk>
+     */
+    public function chunks(): array
+    {
+        return $this->chunks;
+    }
+
+    /**
+     * @param list<Chunk> $chunks
+     */
+    public function setChunks(array $chunks): void
+    {
+        $this->chunks = $chunks;
+    }
+
+    public function getIterator(): Traversable
+    {
+        return new ArrayIterator($this->chunks);
+    }
+}