Add ability to determine if the search request has sorts

Author: stevebauman

src/Search/SearchRequest.php

@@ -76,6 +76,14 @@ public function sort(array $sort): self
         return $this->body('sort', $sort);
     }
 
+    /**
+     * Determine if the request has sort clauses.
+     */
+    public function hasSort(): bool
+    {
+        return ! empty($this->request['body']['sort'] ?? []);
+    }
+
     /**
      * Set fields to return with optional formatting.
      *

tests/Unit/Search/SearchRequestTest.php

@@ -75,6 +75,22 @@
     ], $request->toArray());
 });
 
+test('sort clauses can be checked', function () {
+    $request = new SearchRequest;
+
+    expect($request->hasSort())->toBeFalse();
+
+    $request->sort([]);
+
+    expect($request->hasSort())->toBeFalse();
+
+    $request->sort([
+        ['title' => 'asc'],
+    ]);
+
+    expect($request->hasSort())->toBeTrue();
+});
+
 test('array casting with query and search after', function () {
     $request = new SearchRequest([
         'match_all' => new stdClass,