Fix #370, add toString magic method to Image model

packages/framework/src/Models/Image.php

@@ -20,7 +20,7 @@
  *    'credit'       => '?string'
  * ];
  */
-class Image
+class Image implements \Stringable
 {
     /**
      * The image's path (if it is stored locally (in the _media directory)).
@@ -108,6 +108,12 @@ public function __construct(array $data = [])
         }
     }
 
+    /** @inheritDoc */
+    public function __toString()
+    {
+        return $this->getLink();
+    }
+
     /** Dynamically create an image based on string or front matter array */
     public static function make(string|array $data): static
     {

packages/framework/tests/Feature/ImageModelTest.php

@@ -215,4 +215,23 @@ public function test_local_path_is_normalized_to_the_media_directory()
             'path' => 'media/image.jpg',
         ]))->path);
     }
+
+    public function test_to_string_returns_the_image_source()
+    {
+        $this->assertEquals('https://example.com/image.jpg', (string) (new Image([
+            'uri' => 'https://example.com/image.jpg',
+        ])));
+
+        $this->assertEquals('media/image.jpg', (string) (new Image([
+            'path' => 'image.jpg',
+        ])));
+    }
+
+    public function test_to_string_returns_the_image_source_for_nested_pages()
+    {
+        $this->mockCurrentPage('foo/bar');
+        $this->assertEquals('../media/image.jpg', (string) (new Image([
+            'path' => 'image.jpg',
+        ])));
+    }
 }