Basic user management

app/ValueObjects/EmailAddress.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\ValueObjects;
+
+class EmailAddress {
+    private string $value;
+    public static function fromString(string $value) : EmailAddress {
+        if (!filter_var($value, FILTER_VALIDATE_EMAIL)) {
+            throw new \InvalidArgumentException("Invalid email address: $value");
+        }
+
+        $emailAddress = new EmailAddress();
+        $emailAddress->setValue($value);
+        return $emailAddress;
+    }
+
+    public function getValue(): string
+    {
+        return $this->value;
+    }
+
+    public function setValue(string $value): void
+    {
+        $this->value = $value;
+    }
+}