[DowngradePhp73] Handle heredoc new line stripped on multi rules

tests/Issues/DowngradeHeredoc/DowngradeHeredocTest.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Tests\Issues\DowngradeHeredoc;
+
+use Iterator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use Rector\Testing\PHPUnit\AbstractRectorTestCase;
+
+final class DowngradeHeredocTest extends AbstractRectorTestCase
+{
+    #[DataProvider('provideData')]
+    public function test(string $filePath): void
+    {
+        $this->doTestFile($filePath);
+    }
+
+    public static function provideData(): Iterator
+    {
+        return self::yieldFilesFromDirectory(__DIR__ . '/Fixture');
+    }
+
+    public function provideConfigFilePath(): string
+    {
+        return __DIR__ . '/config/configured_rule.php';
+    }
+}

tests/Issues/DowngradeHeredoc/Fixture/fixture.php.inc

@@ -0,0 +1,105 @@
+<?php
+
+namespace Rector\Tests\Issues\DowngradeNullJson\DowngradeHeredoc;
+
+class Fixture
+{
+    public function getDefinition(): FixerDefinitionInterface
+    {
+        return new FixerDefinition(
+            'Sorts attributes using the configured sort algorithm.',
+            [
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+                        <?php
+
+                        #[Foo]
+                        #[Bar(3)]
+                        #[Qux(new Bar(5))]
+                        #[Corge(a: 'test')]
+                        class Sample1 {}
+
+                        #[
+                            Foo,
+                            Bar(3),
+                            Qux(new Bar(5)),
+                            Corge(a: 'test'),
+                        ]
+                        class Sample2 {}
+
+                        EOL,
+                    new VersionSpecification(8_00_00),
+                ),
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+                        <?php
+
+                        use A\B\Foo;
+                        use A\B\Bar as BarAlias;
+                        use A\B as AB;
+
+                        #[Foo]
+                        #[BarAlias(3)]
+                        #[AB\Qux(new Bar(5))]
+                        #[\A\B\Corge(a: 'test')]
+                        class Sample1 {}
+
+                        EOL,
+                    new VersionSpecification(8_00_00),
+                    ['sort_algorithm' => self::ORDER_CUSTOM, 'order' => ['A\B\Qux', 'A\B\Bar', 'A\B\Corge']],
+                ),
+            ],
+        );
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\Issues\DowngradeNullJson\DowngradeHeredoc;
+
+class Fixture
+{
+    public function getDefinition(): FixerDefinitionInterface
+    {
+        return new FixerDefinition('Sorts attributes using the configured sort algorithm.', [
+            new VersionSpecificCodeSample(<<<'EOL'
+<?php
+
+#[Foo]
+#[Bar(3)]
+#[Qux(new Bar(5))]
+#[Corge(a: 'test')]
+class Sample1 {}
+
+#[
+Foo,
+Bar(3),
+Qux(new Bar(5)),
+Corge(a: 'test'),
+]
+class Sample2 {}
+
+EOL
+, new VersionSpecification(80000)),
+            new VersionSpecificCodeSample(<<<'EOL'
+<?php
+
+use A\B\Foo;
+use A\B\Bar as BarAlias;
+use A\B as AB;
+
+#[Foo]
+#[BarAlias(3)]
+#[AB\Qux(new Bar(5))]
+#[\A\B\Corge(a: 'test')]
+class Sample1 {}
+
+EOL
+, new VersionSpecification(80000), ['sort_algorithm' => self::ORDER_CUSTOM, 'order' => ['A\B\Qux', 'A\B\Bar', 'A\B\Corge']]),
+        ]);
+    }
+}
+
+?>

tests/Issues/DowngradeHeredoc/config/configured_rule.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Rector\Set\ValueObject\DowngradeLevelSetList;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->sets([DowngradeLevelSetList::DOWN_TO_PHP_72]);
+};