Dumper: added support for enums

ecs.php

@@ -16,6 +16,7 @@
 	$parameters->set('skip', [
 		'tmp/*',
 		'fixtures*/*',
+		'tests/Tracy/Dumper.toText().specials.enum.phpt', // enum
 
 		PhpCsFixer\Fixer\ClassNotation\OrderedClassElementsFixer::class => [
 			'src/Tracy/Debugger/Debugger.php',

src/Tracy/Dumper/Dumper.php

@@ -73,6 +73,7 @@ class Dumper
 	/** @var array */
 	public static $objectExporters = [
 		\Closure::class => [Exposer::class, 'exposeClosure'],
+		\UnitEnum::class => [Exposer::class, 'exposeEnum'],
 		\ArrayObject::class => [Exposer::class, 'exposeArrayObject'],
 		\SplFileInfo::class => [Exposer::class, 'exposeSplFileInfo'],
 		\SplObjectStorage::class => [Exposer::class, 'exposeSplObjectStorage'],

src/Tracy/Dumper/Exposer.php

@@ -109,6 +109,16 @@ public static function exposeClosure(\Closure $obj, Value $value, Describer $des
 	}
 
 
+	public static function exposeEnum(\UnitEnum $enum, Value $value, Describer $describer): void
+	{
+		$value->value = get_class($enum) . '::' . $enum->name;
+		if ($enum instanceof \BackedEnum) {
+			$describer->addPropertyTo($value, 'value', $enum->value);
+			$value->collapsed = true;
+		}
+	}
+
+
 	public static function exposeArrayObject(\ArrayObject $obj, Value $value, Describer $describer): void
 	{
 		$flags = $obj->getFlags();

tests/Tracy/Dumper.toText().specials.enum.phpt

@@ -0,0 +1,35 @@
+<?php
+
+/**
+ * Test: Tracy\Dumper::toText() enums
+ * @phpVersion 8.1
+ */
+
+declare(strict_types=1);
+
+use Tester\Assert;
+use Tracy\Dumper;
+
+require __DIR__ . '/../bootstrap.php';
+
+
+enum Suit {
+	case Clubs;
+	case Diamonds;
+	case Hearts;
+	case Spades;
+}
+
+enum Methods: string {
+	case GET = 'get';
+	case POST = 'post';
+}
+
+Assert::match(<<<'XX'
+array (3)
+   0 => Suit::Clubs #5
+   1 => Methods::GET #6
+   |  value: 'get'
+   2 => Methods::GET #6 see above
+XX
+, Dumper::toText([Suit::Clubs, Methods::GET, Methods::GET]));