WIP with option and result types

src/lib/User.php

@@ -4,6 +4,7 @@ namespace FeedReaderCentral;
 
 use BitBadger\PDODocument\{Custom, Document, DocumentException, Field, Find, Parameters, Query};
 use BitBadger\PDODocument\Mapper\ExistsMapper;
+use PhpOption\Option;
 
 /**
  * A user of Feed Reader Central
@@ -23,10 +24,10 @@ class User
      * Find a user by their e=mail address
      *
      * @param string $email The e-mail address of the user to retrieve
-     * @return User|false The user information, or null if the user is not found
+     * @return Option<User> A `Some` value with the user information if found, `None` otherwise
      * @throws DocumentException If any is encountered
      */
-    public static function findByEmail(string $email): User|false
+    public static function findByEmail(string $email): Option
     {
         return Find::firstByFields(Table::USER, [Field::EQ('email', $email)], User::class);
     }