Fix Issues

Signed-off-by: Pushpak Chhajed <[email protected]>

Author: pushpak1300

README.md

@@ -155,7 +155,7 @@ class OpenCode extends CodeEnvironment implements Agent, McpClient
 {
     // Your implementation goes here
 }
-````
+```
 
 ### Registering the Custom Code Environment
 

src/BoostManager.php

@@ -4,6 +4,7 @@
 
 namespace Laravel\Boost;
 
+use InvalidArgumentException;
 use Laravel\Boost\Install\CodeEnvironment\ClaudeCode;
 use Laravel\Boost\Install\CodeEnvironment\CodeEnvironment;
 use Laravel\Boost\Install\CodeEnvironment\Codex;
@@ -30,7 +31,7 @@ class BoostManager
     public function registerCodeEnvironment(string $key, string $className): void
     {
         if (array_key_exists($key, $this->codeEnvironments)) {
-            return;
+            throw new InvalidArgumentException("Code environment '{$key}' is already registered");
         }
 
         $this->codeEnvironments[$key] = $className;

tests/Unit/BoostManagerTest.php

@@ -11,7 +11,7 @@
 use Laravel\Boost\Install\CodeEnvironment\VSCode;
 use Tests\Unit\Install\ExampleCodeEnvironment;
 
-it('return default code environments', function (): void {
+it('returns default code environments', function (): void {
     $manager = new BoostManager;
     $registered = $manager->getCodeEnvironments();
 
@@ -49,14 +49,17 @@
         ->and($registered)->toHaveKey('phpstorm');
 });
 
-it('does not overwrite default code environments', function (): void {
+it('throws an exception when registering a duplicate key', function (): void {
     $manager = new BoostManager;
-    $manager->registerCodeEnvironment('phpstorm', PHPStorm::class);
-    $manager->registerCodeEnvironment('phpstorm', ExampleCodeEnvironment::class);
 
-    $registered = $manager->getCodeEnvironments();
+    expect(fn () => $manager->registerCodeEnvironment('phpstorm', ExampleCodeEnvironment::class))
+        ->toThrow(InvalidArgumentException::class, "Code environment 'phpstorm' is already registered");
+});
+
+it('throws exception when registering custom environment with a duplicate key', function (): void {
+    $manager = new BoostManager;
+    $manager->registerCodeEnvironment('custom', ExampleCodeEnvironment::class);
 
-    expect($registered)->toHaveKey('phpstorm')
-        ->and($registered['phpstorm'])->toBe(PHPStorm::class)
-        ->and($registered['phpstorm'])->not()->toBe(ExampleCodeEnvironment::class);
+    expect(fn () => $manager->registerCodeEnvironment('custom', ExampleCodeEnvironment::class))
+        ->toThrow(InvalidArgumentException::class, "Code environment 'custom' is already registered");
 });