feature #1071 Bump symfony/dotenv to v5.4 minimum (nicolas-grekas)

This PR was merged into the 2.x branch.

Discussion
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Bump symfony/dotenv to v5.4 minimum

Commits
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fec65a9 Bump symfony/dotenv to v5.4 minimum

Author: nicolas-grekas

composer.json

@@ -22,7 +22,8 @@
         "symfony/process": "^6.4|^7.4|^8.0"
     },
     "conflict": {
-        "composer/semver": "<1.7.2"
+        "composer/semver": "<1.7.2",
+        "symfony/dotenv": "<5.4"
     },
     "autoload": {
         "psr-4": {

src/Command/DumpEnvCommand.php

@@ -101,11 +101,7 @@ private function loadEnv(string $path, ?string $env, array $runtime): array
         putenv('SYMFONY_DOTENV_VARS='.$_SERVER['SYMFONY_DOTENV_VARS']);
 
         try {
-            if (method_exists(Dotenv::class, 'usePutenv')) {
-                $dotenv = new Dotenv();
-            } else {
-                $dotenv = new Dotenv(false);
-            }
+            $dotenv = new Dotenv();
 
             if (!$env && file_exists($p = "$path.local")) {
                 $env = $_ENV[$envKey] = $dotenv->parse(file_get_contents($p), $p)[$envKey] ?? null;
@@ -117,29 +113,12 @@ private function loadEnv(string $path, ?string $env, array $runtime): array
 
             $testEnvs = $runtime['test_envs'] ?? ['test'];
 
-            if (method_exists($dotenv, 'loadEnv')) {
-                $dotenv->loadEnv($path, $envKey, 'dev', $testEnvs);
-            } else {
-                // fallback code in case your Dotenv component is not 4.2 or higher (when loadEnv() was added)
-                $dotenv->load(file_exists($path) || !file_exists($p = "$path.dist") ? $path : $p);
-
-                if (!\in_array($env, $testEnvs, true) && file_exists($p = "$path.local")) {
-                    $dotenv->load($p);
-                }
-
-                if (file_exists($p = "$path.$env")) {
-                    $dotenv->load($p);
-                }
-
-                if (file_exists($p = "$path.$env.local")) {
-                    $dotenv->load($p);
-                }
-            }
+            $dotenv->loadEnv($path, $envKey, 'dev', $testEnvs);
 
             unset($_ENV['SYMFONY_DOTENV_VARS'], $_ENV['SYMFONY_DOTENV_PATH']);
             $env = $_ENV;
         } finally {
-            list($_SERVER, $_ENV) = $globalsBackup;
+            [$_SERVER, $_ENV] = $globalsBackup;
         }
 
         return $env;