symfony
diff --git a/Collapse file
‎src/Symfony/Component/AssetMapper/ImportMap/ImportMapRenderer.php‎
Copy file name to clipboardExpand all lines: src/Symfony/Component/AssetMapper/ImportMap/ImportMapRenderer.php
+1-1Lines changed: 1 addition & 1 deletion b/Collapse file
‎src/Symfony/Component/AssetMapper/ImportMap/ImportMapRenderer.php‎
Copy file name to clipboardExpand all lines: src/Symfony/Component/AssetMapper/ImportMap/ImportMapRenderer.php
+1-1Lines changed: 1 addition & 1 deletion
diff --git a/Collapse file
‎src/Symfony/Component/AssetMapper/Tests/ImportMap/ImportMapRendererTest.php‎
Copy file name to clipboardExpand all lines: src/Symfony/Component/AssetMapper/Tests/ImportMap/ImportMapRendererTest.php
+15Lines changed: 15 additions & 0 deletions b/Collapse file
‎src/Symfony/Component/AssetMapper/Tests/ImportMap/ImportMapRendererTest.php‎
Copy file name to clipboardExpand all lines: src/Symfony/Component/AssetMapper/Tests/ImportMap/ImportMapRendererTest.php
+15Lines changed: 15 additions & 0 deletions
@@ -96,7 +96,7 @@ public function render(string|array $entryPoint, array $attributes = []): string
         }
 
         $scriptAttributes = $this->createAttributesString($attributes);
-        $importMapJson = json_encode(['imports' => $importMap], \JSON_THROW_ON_ERROR | \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES | \JSON_HEX_TAG);
+        $importMapJson = json_encode(['imports' => $importMap ?: new \stdClass()], \JSON_THROW_ON_ERROR | \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES | \JSON_HEX_TAG);
         $output .= <<<HTML
 
             <script type="importmap"$scriptAttributes>
 
@@ -204,4 +204,19 @@ public function testItAddsPreloadLinks()
         $this->assertSame(['as' => 'style'], $linkProvider->getLinks()[0]->getAttributes());
         $this->assertSame('/assets/styles/app-preload-d1g35t.css', $linkProvider->getLinks()[0]->getHref());
     }
+
+    public function testEmptyImportMapRendersAsJsonObject()
+    {
+        $importMapGenerator = $this->createMock(ImportMapGenerator::class);
+        $importMapGenerator->expects($this->once())
+            ->method('getImportMapData')
+            ->with([])
+            ->willReturn([]);
+
+        $renderer = new ImportMapRenderer($importMapGenerator);
+        $html = $renderer->render([]);
+
+        $this->assertStringContainsString('"imports": {}', $html);
+        $this->assertStringNotContainsString('"imports": []', $html);
+    }
 }
Original file line number	Diff line number	Diff line change
`@@ -96,7 +96,7 @@ public function render(string\|array $entryPoint, array $attributes = []): string`
`96`	`96`	`}`
`97`	`97`
`98`	`98`	`$scriptAttributes = $this->createAttributesString($attributes);`
`99`		`- $importMapJson = json_encode(['imports' => $importMap], \JSON_THROW_ON_ERROR \| \JSON_PRETTY_PRINT \| \JSON_UNESCAPED_SLASHES \| \JSON_HEX_TAG);`
	`99`	`+ $importMapJson = json_encode(['imports' => $importMap ?: new \stdClass()], \JSON_THROW_ON_ERROR \| \JSON_PRETTY_PRINT \| \JSON_UNESCAPED_SLASHES \| \JSON_HEX_TAG);`
`100`	`100`	`$output .= <<<HTML`
`101`	`101`
`102`	`102`	`<script type="importmap"$scriptAttributes>`