enhance(directives): Add support for passing multiple roles to @role (Fixes #49)

docs/usage/wordpress.md

@@ -409,14 +409,20 @@ Accessing an ACF field, sub field, or even option field is just as easy:
 
 ## @role
 
-`@role` is a simple conditional that allows you to display specific content only to users who are logged in and have a specific role. With [`wp_get_current_user()->roles`](https://developer.wordpress.org/reference/functions/wp_get_current_user/) returning an array of roles in all lowercase, the passed role is automatically lowercased using `strtolower`. It can be closed using `@endrole`.
+`@role` allows you to display specific content only to users who are logged in and have a specific role. With [`wp_get_current_user()->roles`](https://developer.wordpress.org/reference/functions/wp_get_current_user/) returning an array of roles in all lowercase, the passed role is automatically lowercased using `strtolower`. It can be closed using `@endrole`.
 
 ```php
 @role('author')
   This content is only displayed to Authors.
 @endrole
 ```
 
+```php
+@role('author', 'contributor')
+  This content is only displayed to Authors and Contributors.
+@endrole
+```
+
 ## @user
 
 `@user` is a simple `is_user_logged_in()` conditional to display specific content only when a user is logged in. It can be closed using `@enduser`.

src/Directives/WordPress.php

@@ -431,8 +431,15 @@
 
     'role' => function ($expression) {
         $expression = Util::parse($expression);
+        $condition = [];
 
-        return "<?php if (is_user_logged_in() && in_array(strtolower({$expression->get(0)}), (array) wp_get_current_user()->roles)) : ?>"; // phpcs:ignore
+        foreach ($expression as $value) {
+            $condition[] = "&& in_array(strtolower({$value}), (array) wp_get_current_user()->roles)";
+        }
+
+        $conditions = implode(' ', $condition);
+
+        return "<?php if (is_user_logged_in() {$conditions}) : ?>"; // phpcs:ignore
     },
 
     'endrole' => function () {

tests/Unit/WordPressTest.php

@@ -554,6 +554,14 @@
 
         expect($compiled)->toBe("<?php if (is_user_logged_in() && in_array(strtolower('editor'), (array) wp_get_current_user()->roles)) : ?>");
     });
+
+    it('compiles correctly with multiple roles', function () {
+        $directive = "@role('editor', 'author', 'contributor')";
+
+        $compiled = $this->compile($directive);
+
+        expect($compiled)->toBe("<?php if (is_user_logged_in() && in_array(strtolower('editor'), (array) wp_get_current_user()->roles) && in_array(strtolower('author'), (array) wp_get_current_user()->roles) && in_array(strtolower('contributor'), (array) wp_get_current_user()->roles)) : ?>");
+    });
 });
 
 describe('@endrole', function () {