add initial project files.

lib/Mail/Address.php

@@ -0,0 +1,69 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Orrisroot\Mail;
+
+class Address
+{
+    const EMAIL_REGEX = '[a-zA-Z0-9]+(?:[_\\.\\-][a-zA-Z0-9]+)*@(?:[a-zA-Z0-9]+(?:[\\.\\-][a-zA-Z0-9]+)*)+\\.[a-zA-Z]{2,}';
+
+    /**
+     * @var string name
+     */
+    private string $name;
+
+    /**
+     * @var string email address
+     */
+    private string $email;
+
+    /**
+     * constructor.
+     *
+     * @param string $name  name
+     * @param string $email email address
+     *
+     * @throws Exception
+     */
+    public function __construct(string $name, string $email)
+    {
+        $this->name = $name;
+        if (!$this->validateEmail($email)) {
+            throw new \Exception('Invalid email address found: '.$email);
+        }
+        $this->email = $email;
+    }
+
+    /**
+     * get name.
+     *
+     * @return string name
+     */
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    /**
+     * get email.
+     *
+     * @return string email
+     */
+    public function getEmail(): string
+    {
+        return $this->email;
+    }
+
+    /**
+     * check wheter string is email.
+     *
+     * @param string $text email
+     *
+     * @return bool false if not email string
+     */
+    public function validateEmail(string $email): bool
+    {
+        return false !== preg_match('/^'.self::EMAIL_REGEX.'$/', $email);
+    }
+}