[12.x] Support Passing Htmlable Instances to Js::from() (laravel#56159)

* Add support for passing `Htmlable` instance to `Js::from()` * Reorder import for styling

Author: jj15asmr

src/Illuminate/Support/Js.php

@@ -70,6 +70,10 @@ protected function convertDataToJavaScriptExpression($data, $flags = 0, $depth =
  return $data->toHtml();
  }
 
+ if ($data instanceof Htmlable) {
+ $data = $data->toHtml();
+ }
+
  if ($data instanceof UnitEnum) {
  $data = enum_value($data);
  }

tests/Support/SupportJsTest.php

@@ -3,6 +3,7 @@
 namespace Illuminate\Tests\Support;
 
 use Illuminate\Contracts\Support\Arrayable;
+use Illuminate\Contracts\Support\Htmlable;
 use Illuminate\Contracts\Support\Jsonable;
 use Illuminate\Support\Js;
 use Illuminate\Tests\Support\Fixtures\IntBackedEnum;
@@ -128,6 +129,19 @@ public function toArray()
  );
  }
 
+ public function testHtmlable()
+ {
+ $data = new class implements Htmlable
+ {
+ public function toHtml(): string
+ {
+ return '<p>Hello, World!</p>';
+ }
+ };
+
+ $this->assertEquals("'\u003Cp\u003EHello, World!\u003C\/p\u003E'", (string) Js::from($data));
+ }
+
  public function testBackedEnums()
  {
  $this->assertSame('2', (string) Js::from(IntBackedEnum::TWO));