Fix type error in suggest with collection

src/SuggestPrompt.php

@@ -91,7 +91,8 @@ public function matches(): array
         }
 
         if ($this->options instanceof Closure) {
-            return $this->matches = array_values(($this->options)($this->value()));
+            $matches = ($this->options)($this->value());
+            return $this->matches = array_values($matches instanceof Collection ? $matches->toArray() : $matches);
         }
 
         return $this->matches = array_values(array_filter($this->options, function ($option) {

tests/Feature/SuggestPromptTest.php

@@ -98,6 +98,26 @@
     expect($result)->toBe('Blue');
 });
 
+it('accepts a callback returning a collection', function () {
+    Prompt::fake(['b', Key::TAB, Key::ENTER]);
+
+    $result = suggest(
+        label: 'What is your favorite color?',
+        options: fn ($value) => collect([
+            'Red',
+            'Green',
+            'Blue',
+        ])->filter(
+            fn ($name) => str_contains(
+                strtoupper($name),
+                strtoupper($value)
+            )
+        )
+    );
+
+    expect($result)->toBe('Blue');
+});
+
 it('validates', function () {
     Prompt::fake([Key::ENTER, 'X', Key::ENTER]);