Move issue-reproducing fixtures into downgrade rule tests

rules-tests/DowngradePhp74/Rector/ArrowFunction/ArrowFunctionToAnonymousFunctionRector/Fixture/superglobals_in_arrow_function.php.inc

@@ -0,0 +1,27 @@
+<?php
+
+namespace Rector\Tests\DowngradePhp74\Rector\ArrowFunction\ArrowFunctionToAnonymousFunctionRector\Fixture;
+
+final class SuperglobalsInArrowFunction
+{
+    public function usingServer()
+    {
+        PostStringyKey::retrieved(fn ($model) => $_SERVER['destroy']['retrieved'][] = $model->my_id);
+    }
+}
+?>
+-----
+<?php
+
+namespace Rector\Tests\DowngradePhp74\Rector\ArrowFunction\ArrowFunctionToAnonymousFunctionRector\Fixture;
+
+final class SuperglobalsInArrowFunction
+{
+    public function usingServer()
+    {
+        PostStringyKey::retrieved(function ($model) {
+            return $_SERVER['destroy']['retrieved'][] = $model->my_id;
+        });
+    }
+}
+?>

rules-tests/DowngradePhp80/Rector/FunctionLike/DowngradeMixedTypeDeclarationRector/Fixture/conditional_return_type.php.inc

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+<?php
+
+namespace Rector\Tests\DowngradePhp80\Rector\FunctionLike\DowngradeMixedTypeDeclarationRector\Fixture;
+
+class ConditionalReturnType
+{
+    /**
+     * @template TValue of array<array|scalar>|scalar
+     *
+     * @return (TValue is scalar ? array|scalar : array<array|scalar>)
+     */
+    public function resolveValue(): mixed
+    {
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\DowngradePhp80\Rector\FunctionLike\DowngradeMixedTypeDeclarationRector\Fixture;
+
+class ConditionalReturnType
+{
+    /**
+     * @template TValue of array<array|scalar>|scalar
+     *
+     * @return (TValue is scalar ? array|scalar : array<array|scalar>)
+     */
+    public function resolveValue()
+    {
+    }
+}
+
+?>

rules-tests/DowngradePhp80/Rector/MethodCall/DowngradeNamedArgumentRector/Fixture/named_argument_on_parent_construct.php.inc

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+<?php
+
+namespace Rector\Tests\DowngradePhp80\Rector\MethodCall\DowngradeNamedArgumentRector\Fixture;
+
+use Rector\Tests\DowngradePhp80\Rector\MethodCall\DowngradeNamedArgumentRector\Source\SomeAttributes;
+
+final class Anything extends SomeAttributes
+{
+    public function __construct()
+    {
+        parent::__construct(
+            tags: ['some_items']
+        );
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\DowngradePhp80\Rector\MethodCall\DowngradeNamedArgumentRector\Fixture;
+
+use Rector\Tests\DowngradePhp80\Rector\MethodCall\DowngradeNamedArgumentRector\Source\SomeAttributes;
+
+final class Anything extends SomeAttributes
+{
+    public function __construct()
+    {
+        parent::__construct(
+            ['some_items']
+        );
+    }
+}
+
+?>

rules-tests/DowngradePhp80/Rector/MethodCall/DowngradeNamedArgumentRector/Source/SomeAttributes.php

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+<?php
+
+namespace Rector\Tests\DowngradePhp80\Rector\MethodCall\DowngradeNamedArgumentRector\Source;
+
+final class SomeAttributes
+{
+    public function __construct(array $tags)
+    {
+    }
+}