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vendor/symfony/dependency-injection/Compiler/ServiceReferenceGraphEdge.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Compiler;
+
+/**
+ * Represents an edge in your service graph.
+ *
+ * Value is typically a reference.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ */
+class ServiceReferenceGraphEdge
+{
+    public function __construct(
+        private ServiceReferenceGraphNode $sourceNode,
+        private ServiceReferenceGraphNode $destNode,
+        private mixed $value = null,
+        private bool $lazy = false,
+        private bool $weak = false,
+        private bool $byConstructor = false,
+    ) {
+    }
+
+    /**
+     * Returns the value of the edge.
+     */
+    public function getValue(): mixed
+    {
+        return $this->value;
+    }
+
+    /**
+     * Returns the source node.
+     */
+    public function getSourceNode(): ServiceReferenceGraphNode
+    {
+        return $this->sourceNode;
+    }
+
+    /**
+     * Returns the destination node.
+     */
+    public function getDestNode(): ServiceReferenceGraphNode
+    {
+        return $this->destNode;
+    }
+
+    /**
+     * Returns true if the edge is lazy, meaning it's a dependency not requiring direct instantiation.
+     */
+    public function isLazy(): bool
+    {
+        return $this->lazy;
+    }
+
+    /**
+     * Returns true if the edge is weak, meaning it shouldn't prevent removing the target service.
+     */
+    public function isWeak(): bool
+    {
+        return $this->weak;
+    }
+
+    /**
+     * Returns true if the edge links with a constructor argument.
+     */
+    public function isReferencedByConstructor(): bool
+    {
+        return $this->byConstructor;
+    }
+}