Support the exact option, similar to vue-router

Author: sileence

spec/Menu/MenuGeneratorSpec.php

@@ -344,6 +344,39 @@ function it_generates_submenu_items()
         $menu->getItems()->shouldReturn($items);
     }
 
+    function it_supports_the_exact_option_to_set_active_menu_items($url)
+    {
+        $url->current()->shouldBeCalled()->willReturn('http://example/contact/london');
+        $url->to('')->shouldBeCalled()->willReturn('http://example/');
+
+        $url->to('contact', [], false)->shouldBeCalled()->willReturn('http://example/contact');
+        $url->to('contact/london', [], false)->shouldBeCalled()->willReturn('http://example/contact/london');
+
+        $menu = $this->make([
+            'contact' => ['url' => 'contact', 'exact' => true],
+            'contact-london' => ['url' => 'contact/london'],
+        ]);
+
+        $menu->getItems()->shouldReturn([
+            'contact' => [
+                'class' => '',
+                'submenu' => null,
+                'id' => 'contact',
+                'active' => false,
+                'url' => 'http://example/contact',
+                'title' => 'Contact',
+            ],
+            'contact-london' => [
+                'class' => 'active',
+                'submenu' => null,
+                'id' => 'contact-london',
+                'active' => true,
+                'url' => 'http://example/contact/london',
+                'title' => 'Contact london',
+            ]
+        ]);
+    }
+
     function it_allows_you_to_set_a_custom_active_url_resolver()
     {
         $this->setActiveUrlResolver(function ($values) {

src/Menu/Menu.php

@@ -331,7 +331,7 @@ protected function generateItems($items, &$parentItem = null)
             unset(
                 $values['callback'], $values['logged'], $values['roles'], $values['secure'],
                 $values['params'], $values['route'], $values['action'], $values['full_url'],
-                $values['allows'], $values['check'], $values['denies']
+                $values['allows'], $values['check'], $values['denies'], $values['exact']
             );
         }
 
@@ -368,12 +368,13 @@ protected function isActiveUrl(array $values)
             return $activeUrlResolver($values);
         }
 
-        // Otherwise use the default resolver:
-        if ($values['url'] != $this->baseUrl) {
-            return strpos($this->activeUrl, $values['url']) === 0;
+        // If the current URL is the base URL or the exact attribute is set to true, then check for the exact URL
+        if ($values['exact'] ?? false || $values['url'] == $this->baseUrl) {
+            return $this->activeUrl === $values['url'];
         }
 
-        return $this->activeUrl === $this->baseUrl;
+        // Otherwise use the default resolver:
+        return strpos($this->activeUrl, $values['url']) === 0;
     }
 
     /**