PHP 8.4 compatibility (#22)

Author: paul-m

.circleci/config.yml

@@ -141,7 +141,7 @@ jobs:
       tag: << parameters.version >>
     parameters:
       version:
-        default: "8.3"
+        default: "8.4"
         description: The `cimg/php` Docker image version tag.
         type: string
       install-flags:
@@ -154,7 +154,7 @@ jobs:
       - when:
           condition:
             and:
-              - equal: [ "8.3", <<parameters.version>> ]
+              - equal: [ "8.4", <<parameters.version>> ]
               - equal: [ "", <<parameters.install-flags>> ]
           steps:
             - run-phpunit-tests:
@@ -164,7 +164,7 @@ jobs:
           condition:
             not:
               and:
-                - equal: [ "8.3", <<parameters.version>> ]
+                - equal: [ "8.4", <<parameters.version>> ]
                 - equal: [ "", <<parameters.install-flags>> ]
           steps:
             - run-phpunit-tests:
@@ -176,5 +176,5 @@ workflows:
       - matrix-conditions:
           matrix:
             parameters:
-              version: ["8.3", "8.2", "8.1", "8.0", "7.4"]
+              version: ["8.4", "8.3", "8.2", "8.1", "8.0", "7.4"]
               install-flags: ["", "--prefer-lowest"]

composer.json

@@ -15,10 +15,10 @@
         "fmizzell/maquina": "^1.1.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.6",
-        "rector/rector": "^0.15.17",
+        "phpunit/phpunit": "^9.6.22",
+        "rector/rector": "^2.0.0",
         "squizlabs/php_codesniffer": "^3.7",
-        "symfony/phpunit-bridge": "^7.0"
+        "symfony/phpunit-bridge": "^7.2"
     },
     "autoload": {
         "psr-4": {

src/Parser/Csv.php

@@ -13,8 +13,8 @@ class Csv implements ParserInterface, \JsonSerializable
     private $escape;
     private array $recordEnd;
 
-    private $records;
-    private $fields;
+    private array $records;
+    private array $fields;
     private string $field;
 
     /**
@@ -117,7 +117,7 @@ public function finish(): void
         }
     }
 
-    private function getCharType(string $char)
+    private function getCharType(string $char): string
     {
         $type = sm::CHAR_TYPE_OTHER;
         if (in_array($char, $this->recordEnd)) {