[NodeValueResolver] add EncapsedValueResolver

packages/NodeValueResolver/src/PerNodeValueResolver/EncapsedValueResolver.php

@@ -0,0 +1,46 @@
+<?php declare(strict_types=1);
+
+namespace Rector\NodeValueResolver\PerNodeValueResolver;
+
+use PhpParser\Node;
+use PhpParser\Node\Scalar\Encapsed;
+use PhpParser\Node\Scalar\EncapsedStringPart;
+use Rector\NodeValueResolver\Contract\NodeValueResolverAwareInterface;
+use Rector\NodeValueResolver\Contract\PerNodeValueResolver\PerNodeValueResolverInterface;
+use Rector\NodeValueResolver\NodeValueResolver;
+
+final class EncapsedValueResolver implements PerNodeValueResolverInterface, NodeValueResolverAwareInterface
+{
+    /**
+     * @var NodeValueResolver
+     */
+    private $nodeValueResolver;
+
+    public function getNodeClass(): string
+    {
+        return Encapsed::class;
+    }
+
+    /**
+     * @param Encapsed $encapsedNode
+     */
+    public function resolve(Node $encapsedNode): string
+    {
+        $result = '';
+
+        foreach ($encapsedNode->parts as $part) {
+            if ($part instanceof EncapsedStringPart) {
+                $result .= $part->value . ' ';
+            } else {
+                $result .= $this->nodeValueResolver->resolve($part) . ' ';
+            }
+        }
+
+        return $result;
+    }
+
+    public function setNodeValueResolver(NodeValueResolver $nodeValueResolver): void
+    {
+        $this->nodeValueResolver = $nodeValueResolver;
+    }
+}