From 55e683fc741916dbd0058b51dc08a995a4277a03 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Pineau?= <lyrixx@lyrixx.info>
Date: Sat, 23 Oct 2021 19:56:13 +0200
Subject: [PATCH] [VarDumper] Add support for Fiber

---
 src/Symfony/Component/VarDumper/CHANGELOG.md  |  1 +
 .../VarDumper/Caster/FiberCaster.php          | 43 +++++++++++++++++++
 .../VarDumper/Cloner/AbstractCloner.php       |  2 +
 3 files changed, 46 insertions(+)
 create mode 100644 src/Symfony/Component/VarDumper/Caster/FiberCaster.php

diff --git a/src/Symfony/Component/VarDumper/CHANGELOG.md b/src/Symfony/Component/VarDumper/CHANGELOG.md
index d208da68aa167..f58ed31706084 100644
--- a/src/Symfony/Component/VarDumper/CHANGELOG.md
+++ b/src/Symfony/Component/VarDumper/CHANGELOG.md
@@ -6,6 +6,7 @@ CHANGELOG
 
  * Add ability to style integer and double values independently
  * Add casters for Symfony's UUIDs and ULIDs
+ * Add support for `Fiber`
 
 5.2.0
 -----
diff --git a/src/Symfony/Component/VarDumper/Caster/FiberCaster.php b/src/Symfony/Component/VarDumper/Caster/FiberCaster.php
new file mode 100644
index 0000000000000..c74a9e59c4fa2
--- /dev/null
+++ b/src/Symfony/Component/VarDumper/Caster/FiberCaster.php
@@ -0,0 +1,43 @@
+<?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\VarDumper\Caster;
+
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * Casts Fiber related classes to array representation.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+final class FiberCaster
+{
+    public static function castFiber(\Fiber $fiber, array $a, Stub $stub, bool $isNested, int $filter = 0)
+    {
+        $prefix = Caster::PREFIX_VIRTUAL;
+
+        if ($fiber->isTerminated()) {
+            $status = 'terminated';
+        } elseif ($fiber->isRunning()) {
+            $status = 'running';
+        } elseif ($fiber->isSuspended()) {
+            $status = 'suspended';
+        } elseif ($fiber->isStarted()) {
+            $status = 'started';
+        } else {
+            $status = 'not started';
+        }
+
+        $a[$prefix.'status'] = $status;
+
+        return $a;
+    }
+}
diff --git a/src/Symfony/Component/VarDumper/Cloner/AbstractCloner.php b/src/Symfony/Component/VarDumper/Cloner/AbstractCloner.php
index 24c25086fe3a9..4fd262a3c52bc 100644
--- a/src/Symfony/Component/VarDumper/Cloner/AbstractCloner.php
+++ b/src/Symfony/Component/VarDumper/Cloner/AbstractCloner.php
@@ -29,6 +29,8 @@ abstract class AbstractCloner implements ClonerInterface
         'Symfony\Component\VarDumper\Caster\ConstStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],
         'Symfony\Component\VarDumper\Caster\EnumStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castEnum'],
 
+        'Fiber' => ['Symfony\Component\VarDumper\Caster\FiberCaster', 'castFiber'],
+
         'Closure' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClosure'],
         'Generator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castGenerator'],
         'ReflectionType' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castType'],