From d8725deaf5929efd9ad4c37a5d3c1ccc039c726a Mon Sep 17 00:00:00 2001
From: Jamie York <ziadoz@gmail.com>
Date: Tue, 21 Dec 2021 13:43:47 +0000
Subject: [PATCH] Upgrade to PHP 8.0 (#76)

* Remove PHP 7.4 from CI builds.

* Update Docker to PHP 8.

* Update .gitattributes.

* Update packages to PHP 8.

* Install Rector.

* Add Rector alias.

* Configure Rector.

* Upgrade code to PHP 8.
---
 .gitattributes                               |   4 +-
 .github/workflows/continuous-integration.yml |   1 -
 .php-cs-fixer.dist.php                       |   7 +-
 composer.json                                |   8 +-
 composer.lock                                | 987 ++++++++++---------
 docker/php-cli/Dockerfile                    |   2 +-
 rector.php                                   |  25 +
 src/EmailToken.php                           |   8 +-
 8 files changed, 556 insertions(+), 486 deletions(-)
 create mode 100644 rector.php

diff --git a/.gitattributes b/.gitattributes
index 7947074..432583e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,4 +1,5 @@
-/.semaphore             export-ignore
+/.github                export-ignore
+/docker                 export-ignore
 /tests                  export-ignore
 /.gitattributes         export-ignore
 /.gitignore             export-ignore
@@ -6,4 +7,5 @@
 /composer.lock          export-ignore
 /LICENSE                export-ignore
 /phpunit.xml.dist       export-ignore
+/php-email-tokens       export-ignore
 /README.md              export-ignore
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 2f273e1..410c328 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -15,7 +15,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '7.4'
           - '8.0'
     steps:
     - uses: actions/checkout@v2
diff --git a/.php-cs-fixer.dist.php b/.php-cs-fixer.dist.php
index 2ffe8af..571b192 100644
--- a/.php-cs-fixer.dist.php
+++ b/.php-cs-fixer.dist.php
@@ -1,4 +1,9 @@
 <?php
-return FusionsPim\PhpCsFixer\Factory::fromDefaults([
+$config = FusionsPim\PhpCsFixer\Factory::fromDefaults([
     'ordered_class_elements' => true, // Order methods too (our default is to leave methods alone)
 ]);
+
+return $config->setFinder(
+    $config->getFinder()
+        ->notName('rector.php')
+);
diff --git a/composer.json b/composer.json
index 6a858de..b7c637d 100644
--- a/composer.json
+++ b/composer.json
@@ -9,15 +9,16 @@
     "token"
   ],
   "require": {
-    "php": "^7.4 || ^8.0",
-    "ext-mbstring": "^7.4 || ^8.0",
+    "php": "^8.0",
+    "ext-mbstring": "^8.0",
     "nesbot/carbon": "^2.0",
     "tuupola/base62": "^2.0"
   },
   "require-dev": {
     "ergebnis/composer-normalize": "^2.6",
     "fusionspim/php-cs-fixer-config": "^9.0",
-    "phpunit/phpunit": "^9.0.0"
+    "phpunit/phpunit": "^9.0.0",
+    "rector/rector": "^0.12.8"
   },
   "autoload": {
     "psr-4": {
@@ -29,6 +30,7 @@
       "php-cs-fixer fix --config=.php-cs-fixer.dist.php; echo",
       "composer normalize; echo"
     ],
+    "fix-rector": "vendor/bin/rector process src tests",
     "test": [
       "phpunit --stop-on-failure --stop-on-error; echo"
     ]
diff --git a/composer.lock b/composer.lock
index 43a0fbe..dcce4f1 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "811a0178cecf96dbce92e2cd3a262919",
+    "content-hash": "ea1f17bcfa2456df23cfad8e1eb1e623",
     "packages": [
         {
             "name": "nesbot/carbon",
@@ -102,73 +102,6 @@
             ],
             "time": "2021-12-03T14:59:52+00:00"
         },
-        {
-            "name": "symfony/deprecation-contracts",
-            "version": "v2.5.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/symfony/deprecation-contracts.git",
-                "reference": "6f981ee24cf69ee7ce9736146d1c57c2780598a8"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/symfony/deprecation-contracts/zipball/6f981ee24cf69ee7ce9736146d1c57c2780598a8",
-                "reference": "6f981ee24cf69ee7ce9736146d1c57c2780598a8",
-                "shasum": ""
-            },
-            "require": {
-                "php": ">=7.1"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-main": "2.5-dev"
-                },
-                "thanks": {
-                    "name": "symfony/contracts",
-                    "url": "https://github.com/symfony/contracts"
-                }
-            },
-            "autoload": {
-                "files": [
-                    "function.php"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Nicolas Grekas",
-                    "email": "p@tchwork.com"
-                },
-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                }
-            ],
-            "description": "A generic function and convention to trigger deprecation notices",
-            "homepage": "https://symfony.com",
-            "support": {
-                "source": "https://github.com/symfony/deprecation-contracts/tree/v2.5.0"
-            },
-            "funding": [
-                {
-                    "url": "https://symfony.com/sponsor",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://github.com/fabpot",
-                    "type": "github"
-                },
-                {
-                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
-                    "type": "tidelift"
-                }
-            ],
-            "time": "2021-07-12T14:48:14+00:00"
-        },
         {
             "name": "symfony/polyfill-mbstring",
             "version": "v1.23.1",
@@ -334,48 +267,46 @@
         },
         {
             "name": "symfony/translation",
-            "version": "v5.4.0",
+            "version": "v6.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/translation.git",
-                "reference": "6fe32b10e912a518805bc9eafc2a87145773cf13"
+                "reference": "b7956e00c6e03546f2ba489fc50f7c47933e76b8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/translation/zipball/6fe32b10e912a518805bc9eafc2a87145773cf13",
-                "reference": "6fe32b10e912a518805bc9eafc2a87145773cf13",
+                "url": "https://api.github.com/repos/symfony/translation/zipball/b7956e00c6e03546f2ba489fc50f7c47933e76b8",
+                "reference": "b7956e00c6e03546f2ba489fc50f7c47933e76b8",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5",
-                "symfony/deprecation-contracts": "^2.1|^3",
+                "php": ">=8.0.2",
                 "symfony/polyfill-mbstring": "~1.0",
-                "symfony/polyfill-php80": "^1.16",
-                "symfony/translation-contracts": "^2.3"
+                "symfony/translation-contracts": "^2.3|^3.0"
             },
             "conflict": {
-                "symfony/config": "<4.4",
-                "symfony/console": "<5.3",
-                "symfony/dependency-injection": "<5.0",
-                "symfony/http-kernel": "<5.0",
-                "symfony/twig-bundle": "<5.0",
-                "symfony/yaml": "<4.4"
+                "symfony/config": "<5.4",
+                "symfony/console": "<5.4",
+                "symfony/dependency-injection": "<5.4",
+                "symfony/http-kernel": "<5.4",
+                "symfony/twig-bundle": "<5.4",
+                "symfony/yaml": "<5.4"
             },
             "provide": {
-                "symfony/translation-implementation": "2.3"
+                "symfony/translation-implementation": "2.3|3.0"
             },
             "require-dev": {
                 "psr/log": "^1|^2|^3",
-                "symfony/config": "^4.4|^5.0|^6.0",
+                "symfony/config": "^5.4|^6.0",
                 "symfony/console": "^5.4|^6.0",
-                "symfony/dependency-injection": "^5.0|^6.0",
-                "symfony/finder": "^4.4|^5.0|^6.0",
+                "symfony/dependency-injection": "^5.4|^6.0",
+                "symfony/finder": "^5.4|^6.0",
                 "symfony/http-client-contracts": "^1.1|^2.0|^3.0",
-                "symfony/http-kernel": "^5.0|^6.0",
-                "symfony/intl": "^4.4|^5.0|^6.0",
+                "symfony/http-kernel": "^5.4|^6.0",
+                "symfony/intl": "^5.4|^6.0",
                 "symfony/polyfill-intl-icu": "^1.21",
                 "symfony/service-contracts": "^1.1.2|^2|^3",
-                "symfony/yaml": "^4.4|^5.0|^6.0"
+                "symfony/yaml": "^5.4|^6.0"
             },
             "suggest": {
                 "psr/log-implementation": "To use logging capability in translator",
@@ -411,7 +342,7 @@
             "description": "Provides tools to internationalize your application",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/translation/tree/v5.4.0"
+                "source": "https://github.com/symfony/translation/tree/v6.0.1"
             },
             "funding": [
                 {
@@ -427,24 +358,24 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-11-29T15:30:56+00:00"
+            "time": "2021-12-08T15:13:44+00:00"
         },
         {
             "name": "symfony/translation-contracts",
-            "version": "v2.5.0",
+            "version": "v3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/translation-contracts.git",
-                "reference": "d28150f0f44ce854e942b671fc2620a98aae1b1e"
+                "reference": "1b6ea5a7442af5a12dba3dbd6d71034b5b234e77"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/d28150f0f44ce854e942b671fc2620a98aae1b1e",
-                "reference": "d28150f0f44ce854e942b671fc2620a98aae1b1e",
+                "url": "https://api.github.com/repos/symfony/translation-contracts/zipball/1b6ea5a7442af5a12dba3dbd6d71034b5b234e77",
+                "reference": "1b6ea5a7442af5a12dba3dbd6d71034b5b234e77",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5"
+                "php": ">=8.0.2"
             },
             "suggest": {
                 "symfony/translation-implementation": ""
@@ -452,7 +383,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "2.5-dev"
+                    "dev-main": "3.0-dev"
                 },
                 "thanks": {
                     "name": "symfony/contracts",
@@ -489,7 +420,7 @@
                 "standards"
             ],
             "support": {
-                "source": "https://github.com/symfony/translation-contracts/tree/v2.5.0"
+                "source": "https://github.com/symfony/translation-contracts/tree/v3.0.0"
             },
             "funding": [
                 {
@@ -505,7 +436,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-08-17T14:20:01+00:00"
+            "time": "2021-09-07T12:43:40+00:00"
         },
         {
             "name": "tuupola/base62",
@@ -571,6 +502,77 @@
         }
     ],
     "packages-dev": [
+        {
+            "name": "composer/pcre",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/composer/pcre.git",
+                "reference": "3d322d715c43a1ac36c7fe215fa59336265500f2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/composer/pcre/zipball/3d322d715c43a1ac36c7fe215fa59336265500f2",
+                "reference": "3d322d715c43a1ac36c7fe215fa59336265500f2",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3.2 || ^7.0 || ^8.0"
+            },
+            "require-dev": {
+                "phpstan/phpstan": "^1",
+                "phpstan/phpstan-strict-rules": "^1.1",
+                "symfony/phpunit-bridge": "^4.2 || ^5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Composer\\Pcre\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jordi Boggiano",
+                    "email": "j.boggiano@seld.be",
+                    "homepage": "http://seld.be"
+                }
+            ],
+            "description": "PCRE wrapping library that offers type-safe preg_* replacements.",
+            "keywords": [
+                "PCRE",
+                "preg",
+                "regex",
+                "regular expression"
+            ],
+            "support": {
+                "issues": "https://github.com/composer/pcre/issues",
+                "source": "https://github.com/composer/pcre/tree/1.0.0"
+            },
+            "funding": [
+                {
+                    "url": "https://packagist.com",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/composer",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/composer/composer",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-12-06T15:17:27+00:00"
+        },
         {
             "name": "composer/semver",
             "version": "3.2.6",
@@ -654,25 +656,27 @@
         },
         {
             "name": "composer/xdebug-handler",
-            "version": "2.0.2",
+            "version": "2.0.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/composer/xdebug-handler.git",
-                "reference": "84674dd3a7575ba617f5a76d7e9e29a7d3891339"
+                "reference": "6555461e76962fd0379c444c46fd558a0fcfb65e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/composer/xdebug-handler/zipball/84674dd3a7575ba617f5a76d7e9e29a7d3891339",
-                "reference": "84674dd3a7575ba617f5a76d7e9e29a7d3891339",
+                "url": "https://api.github.com/repos/composer/xdebug-handler/zipball/6555461e76962fd0379c444c46fd558a0fcfb65e",
+                "reference": "6555461e76962fd0379c444c46fd558a0fcfb65e",
                 "shasum": ""
             },
             "require": {
+                "composer/pcre": "^1",
                 "php": "^5.3.2 || ^7.0 || ^8.0",
                 "psr/log": "^1 || ^2 || ^3"
             },
             "require-dev": {
-                "phpstan/phpstan": "^0.12.55",
-                "symfony/phpunit-bridge": "^4.2 || ^5"
+                "phpstan/phpstan": "^1.0",
+                "phpstan/phpstan-strict-rules": "^1.1",
+                "symfony/phpunit-bridge": "^4.2 || ^5.0 || ^6.0"
             },
             "type": "library",
             "autoload": {
@@ -698,7 +702,7 @@
             "support": {
                 "irc": "irc://irc.freenode.org/composer",
                 "issues": "https://github.com/composer/xdebug-handler/issues",
-                "source": "https://github.com/composer/xdebug-handler/tree/2.0.2"
+                "source": "https://github.com/composer/xdebug-handler/tree/2.0.3"
             },
             "funding": [
                 {
@@ -714,7 +718,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-07-31T17:03:58+00:00"
+            "time": "2021-12-08T13:07:32+00:00"
         },
         {
             "name": "doctrine/annotations",
@@ -1153,16 +1157,16 @@
         },
         {
             "name": "friendsofphp/php-cs-fixer",
-            "version": "v3.3.2",
+            "version": "v3.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/FriendsOfPHP/PHP-CS-Fixer.git",
-                "reference": "06bdbdfcd619183dd7a1a6948360f8af73b9ecec"
+                "reference": "47177af1cfb9dab5d1cc4daf91b7179c2efe7fad"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/06bdbdfcd619183dd7a1a6948360f8af73b9ecec",
-                "reference": "06bdbdfcd619183dd7a1a6948360f8af73b9ecec",
+                "url": "https://api.github.com/repos/FriendsOfPHP/PHP-CS-Fixer/zipball/47177af1cfb9dab5d1cc4daf91b7179c2efe7fad",
+                "reference": "47177af1cfb9dab5d1cc4daf91b7179c2efe7fad",
                 "shasum": ""
             },
             "require": {
@@ -1173,33 +1177,32 @@
                 "ext-tokenizer": "*",
                 "php": "^7.2.5 || ^8.0",
                 "php-cs-fixer/diff": "^2.0",
-                "symfony/console": "^5.1.3",
-                "symfony/event-dispatcher": "^5.0",
-                "symfony/filesystem": "^5.0",
-                "symfony/finder": "^5.0",
-                "symfony/options-resolver": "^5.0",
+                "symfony/console": "^4.4.20 || ^5.1.3 || ^6.0",
+                "symfony/event-dispatcher": "^4.4.20 || ^5.0 || ^6.0",
+                "symfony/filesystem": "^4.4.20 || ^5.0 || ^6.0",
+                "symfony/finder": "^4.4.20 || ^5.0 || ^6.0",
+                "symfony/options-resolver": "^4.4.20 || ^5.0 || ^6.0",
                 "symfony/polyfill-mbstring": "^1.23",
-                "symfony/polyfill-php72": "^1.23",
                 "symfony/polyfill-php80": "^1.23",
                 "symfony/polyfill-php81": "^1.23",
-                "symfony/process": "^5.0",
-                "symfony/stopwatch": "^5.0"
+                "symfony/process": "^4.4.20 || ^5.0 || ^6.0",
+                "symfony/stopwatch": "^4.4.20 || ^5.0 || ^6.0"
             },
             "require-dev": {
                 "justinrainbow/json-schema": "^5.2",
                 "keradus/cli-executor": "^1.5",
                 "mikey179/vfsstream": "^1.6.8",
-                "php-coveralls/php-coveralls": "^2.4.3",
+                "php-coveralls/php-coveralls": "^2.5.2",
                 "php-cs-fixer/accessible-object": "^1.1",
                 "php-cs-fixer/phpunit-constraint-isidenticalstring": "^1.2",
                 "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "^1.2.1",
-                "phpspec/prophecy": "^1.10.3",
+                "phpspec/prophecy": "^1.15",
                 "phpspec/prophecy-phpunit": "^1.1 || ^2.0",
-                "phpunit/phpunit": "^7.5.20 || ^8.5.14 || ^9.5",
+                "phpunit/phpunit": "^8.5.21 || ^9.5",
                 "phpunitgoodpractices/polyfill": "^1.5",
                 "phpunitgoodpractices/traits": "^1.9.1",
-                "symfony/phpunit-bridge": "^5.2.4",
-                "symfony/yaml": "^5.0"
+                "symfony/phpunit-bridge": "^5.2.4 || ^6.0",
+                "symfony/yaml": "^4.4.20 || ^5.0 || ^6.0"
             },
             "suggest": {
                 "ext-dom": "For handling output formats in XML",
@@ -1231,7 +1234,7 @@
             "description": "A tool to automatically fix PHP code style",
             "support": {
                 "issues": "https://github.com/FriendsOfPHP/PHP-CS-Fixer/issues",
-                "source": "https://github.com/FriendsOfPHP/PHP-CS-Fixer/tree/v3.3.2"
+                "source": "https://github.com/FriendsOfPHP/PHP-CS-Fixer/tree/v3.4.0"
             },
             "funding": [
                 {
@@ -1239,7 +1242,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-11-15T18:06:47+00:00"
+            "time": "2021-12-11T16:25:08+00:00"
         },
         {
             "name": "fusionspim/php-cs-fixer-config",
@@ -1356,16 +1359,16 @@
         },
         {
             "name": "kubawerlos/php-cs-fixer-custom-fixers",
-            "version": "v3.4.1",
+            "version": "v3.6.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/kubawerlos/php-cs-fixer-custom-fixers.git",
-                "reference": "c8f4d1100c4d98ea38959e8cc508c2c0889fdfc4"
+                "reference": "d8f5d4ba3a3c68f7d6670c282c4bc9e507c1d16c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/kubawerlos/php-cs-fixer-custom-fixers/zipball/c8f4d1100c4d98ea38959e8cc508c2c0889fdfc4",
-                "reference": "c8f4d1100c4d98ea38959e8cc508c2c0889fdfc4",
+                "url": "https://api.github.com/repos/kubawerlos/php-cs-fixer-custom-fixers/zipball/d8f5d4ba3a3c68f7d6670c282c4bc9e507c1d16c",
+                "reference": "d8f5d4ba3a3c68f7d6670c282c4bc9e507c1d16c",
                 "shasum": ""
             },
             "require": {
@@ -1373,7 +1376,7 @@
                 "ext-tokenizer": "*",
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+                "reference": "d970c45c2186aa4331d1656950a82df64e232580"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/process/zipball/6c99204de85d04ca17f16c466fc61896960b0636",
-                "reference": "6c99204de85d04ca17f16c466fc61896960b0636",
+                "url": "https://api.github.com/repos/symfony/process/zipball/d970c45c2186aa4331d1656950a82df64e232580",
+                "reference": "d970c45c2186aa4331d1656950a82df64e232580",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5",
-                "symfony/polyfill-php80": "^1.16"
+                "php": ">=8.0.2"
             },
             "type": "library",
             "autoload": {
@@ -4524,7 +4560,7 @@
             "description": "Executes commands in sub-processes",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/process/tree/v5.3.11"
+                "source": "https://github.com/symfony/process/tree/v6.0.0"
             },
             "funding": [
                 {
@@ -4540,26 +4576,25 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-11-17T12:16:12+00:00"
+            "time": "2021-11-28T15:34:37+00:00"
         },
         {
             "name": "symfony/service-contracts",
-            "version": "v2.5.0",
+            "version": "v3.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/service-contracts.git",
-                "reference": "1ab11b933cd6bc5464b08e81e2c5b07dec58b0fc"
+                "reference": "36715ebf9fb9db73db0cb24263c79077c6fe8603"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/1ab11b933cd6bc5464b08e81e2c5b07dec58b0fc",
-                "reference": "1ab11b933cd6bc5464b08e81e2c5b07dec58b0fc",
+                "url": "https://api.github.com/repos/symfony/service-contracts/zipball/36715ebf9fb9db73db0cb24263c79077c6fe8603",
+                "reference": "36715ebf9fb9db73db0cb24263c79077c6fe8603",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5",
-                "psr/container": "^1.1",
-                "symfony/deprecation-contracts": "^2.1"
+                "php": ">=8.0.2",
+                "psr/container": "^2.0"
             },
             "conflict": {
                 "ext-psr": "<1.1|>=2"
@@ -4570,7 +4605,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "2.5-dev"
+                    "dev-main": "3.0-dev"
                 },
                 "thanks": {
                     "name": "symfony/contracts",
@@ -4607,7 +4642,7 @@
                 "standards"
             ],
             "support": {
-                "source": "https://github.com/symfony/service-contracts/tree/v2.5.0"
+                "source": "https://github.com/symfony/service-contracts/tree/v3.0.0"
             },
             "funding": [
                 {
@@ -4623,25 +4658,25 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-11-04T16:48:04+00:00"
+            "time": "2021-11-04T17:53:12+00:00"
         },
         {
             "name": "symfony/stopwatch",
-            "version": "v5.3.4",
+            "version": "v6.0.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/stopwatch.git",
-                "reference": "b24c6a92c6db316fee69e38c80591e080e41536c"
+                "reference": "0e0ed55d1ffdfadd03af180443fbdca9876483b3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/b24c6a92c6db316fee69e38c80591e080e41536c",
-                "reference": "b24c6a92c6db316fee69e38c80591e080e41536c",
+                "url": "https://api.github.com/repos/symfony/stopwatch/zipball/0e0ed55d1ffdfadd03af180443fbdca9876483b3",
+                "reference": "0e0ed55d1ffdfadd03af180443fbdca9876483b3",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5",
-                "symfony/service-contracts": "^1.0|^2"
+                "php": ">=8.0.2",
+                "symfony/service-contracts": "^1|^2|^3"
             },
             "type": "library",
             "autoload": {
@@ -4669,7 +4704,7 @@
             "description": "Provides a way to profile code",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/stopwatch/tree/v5.3.4"
+                "source": "https://github.com/symfony/stopwatch/tree/v6.0.0"
             },
             "funding": [
                 {
@@ -4685,35 +4720,37 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-07-10T08:58:57+00:00"
+            "time": "2021-11-23T19:05:29+00:00"
         },
         {
             "name": "symfony/string",
-            "version": "v5.3.10",
+            "version": "v6.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/string.git",
-                "reference": "d70c35bb20bbca71fc4ab7921e3c6bda1a82a60c"
+                "reference": "0cfed595758ec6e0a25591bdc8ca733c1896af32"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/string/zipball/d70c35bb20bbca71fc4ab7921e3c6bda1a82a60c",
-                "reference": "d70c35bb20bbca71fc4ab7921e3c6bda1a82a60c",
+                "url": "https://api.github.com/repos/symfony/string/zipball/0cfed595758ec6e0a25591bdc8ca733c1896af32",
+                "reference": "0cfed595758ec6e0a25591bdc8ca733c1896af32",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7.2.5",
+                "php": ">=8.0.2",
                 "symfony/polyfill-ctype": "~1.8",
                 "symfony/polyfill-intl-grapheme": "~1.0",
                 "symfony/polyfill-intl-normalizer": "~1.0",
-                "symfony/polyfill-mbstring": "~1.0",
-                "symfony/polyfill-php80": "~1.15"
+                "symfony/polyfill-mbstring": "~1.0"
+            },
+            "conflict": {
+                "symfony/translation-contracts": "<2.0"
             },
             "require-dev": {
-                "symfony/error-handler": "^4.4|^5.0",
-                "symfony/http-client": "^4.4|^5.0",
-                "symfony/translation-contracts": "^1.1|^2",
-                "symfony/var-exporter": "^4.4|^5.0"
+                "symfony/error-handler": "^5.4|^6.0",
+                "symfony/http-client": "^5.4|^6.0",
+                "symfony/translation-contracts": "^2.0|^3.0",
+                "symfony/var-exporter": "^5.4|^6.0"
             },
             "type": "library",
             "autoload": {
@@ -4752,7 +4789,7 @@
                 "utf8"
             ],
             "support": {
-                "source": "https://github.com/symfony/string/tree/v5.3.10"
+                "source": "https://github.com/symfony/string/tree/v6.0.1"
             },
             "funding": [
                 {
@@ -4768,7 +4805,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-10-27T18:21:46+00:00"
+            "time": "2021-12-08T15:13:44+00:00"
         },
         {
             "name": "theseer/tokenizer",
@@ -4885,8 +4922,8 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.4 || ^8.0",
-        "ext-mbstring": "^7.4 || ^8.0"
+        "php": "^8.0",
+        "ext-mbstring": "^8.0"
     },
     "platform-dev": [],
     "plugin-api-version": "2.1.0"
diff --git a/docker/php-cli/Dockerfile b/docker/php-cli/Dockerfile
index c7737f3..f6f4aba 100644
--- a/docker/php-cli/Dockerfile
+++ b/docker/php-cli/Dockerfile
@@ -1,4 +1,4 @@
-FROM php:7.4.15-cli-alpine
+FROM php:8.0.12-cli-alpine
 
 RUN apk add --update --no-cache git openssh zip unzip p7zip
 RUN cp "$PHP_INI_DIR/php.ini-development" "$PHP_INI_DIR/php.ini"
diff --git a/rector.php b/rector.php
new file mode 100644
index 0000000..e36f765
--- /dev/null
+++ b/rector.php
@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Core\Configuration\Option;
+use Rector\Php74\Rector\Property\TypedPropertyRector;
+use Rector\Set\ValueObject\LevelSetList;
+use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
+
+return static function (ContainerConfigurator $containerConfigurator): void {
+    // get parameters
+    // $parameters = $containerConfigurator->parameters();
+    // $parameters->set(Option::PATHS, [
+    //      __DIR__ . '/src'
+    // ]);
+
+    // Define what rule sets will be applied
+    $containerConfigurator->import(LevelSetList::UP_TO_PHP_80);
+
+    // get services (needed for register a single rule)
+    // $services = $containerConfigurator->services();
+
+    // register a single rule
+    // $services->set(TypedPropertyRector::class);
+};
diff --git a/src/EmailToken.php b/src/EmailToken.php
index c5949b2..887f590 100644
--- a/src/EmailToken.php
+++ b/src/EmailToken.php
@@ -7,10 +7,10 @@
 
 class EmailToken
 {
-    private $expiryMinutes;
-    private $hash;
-    private $token;
-    private $tokenLength;
+    private int $expiryMinutes;
+    private int $tokenLength;
+    private string|null $hash  = null;
+    private string|null $token = null;
 
     public function __construct(array $options = [])
     {