Add psalm-immutable to some classes

Author: Chemaclass

README.md

@@ -38,9 +38,7 @@ Some make tasks to execute commands inside the docker container such:
 
 require dirname(__DIR__) . '/vendor/autoload.php';
 
-use Chemaclass\JiraStatusNotifier\Channel\Cli;
-use Chemaclass\JiraStatusNotifier\Channel\Email;
-use Chemaclass\JiraStatusNotifier\Channel\Slack;
+use Chemaclass\JiraStatusNotifier\Channel\{Cli, Email, Slack};
 use Chemaclass\JiraStatusNotifier\IO\JiraConnectorInput;
 use Chemaclass\JiraStatusNotifier\Jira\JiraHttpClient;
 use Chemaclass\JiraStatusNotifier\JiraConnector;

composer.lock

@@ -6,9 +6,10 @@
 
 use Chemaclass\JiraStatusNotifier\Common\Exception\MissingKeysException;
 
+/** @psalm-immutable */
 final class EnvKeys
 {
-    /** @var array */
+    /** @psalm-var list<string> */
     private $envVars;
 
     public static function create(array $envVars): self

src/JiraStatusNotifier/Common/EnvKeys.php

@@ -4,6 +4,7 @@
 
 namespace Chemaclass\JiraStatusNotifier\Common\Exception;
 
+/** @psalm-immutable */
 final class MissingKeysException extends \Exception
 {
     public function __construct(array $missingKeys)

src/JiraStatusNotifier/Common/Exception/MissingKeysException.php

@@ -4,6 +4,7 @@
 
 namespace Chemaclass\JiraStatusNotifier\IO;
 
+/** @psalm-immutable */
 final class EchoOutput implements OutputInterface
 {
     public function write(string $text): void

src/JiraStatusNotifier/IO/EchoOutput.php

@@ -4,6 +4,7 @@
 
 namespace Chemaclass\JiraStatusNotifier\IO;
 
+/** @psalm-immutable */
 final class JiraConnectorInput
 {
     public const COMPANY_NAME = 'COMPANY_NAME';