refactor: improve code formatting and consistency in discovery classes and example server

Author: xentixar

examples/10-cached-discovery-stdio/server.php

@@ -12,7 +12,7 @@
  * file that was distributed with this source code.
  */
 
-require_once __DIR__ . '/../bootstrap.php';
+require_once __DIR__.'/../bootstrap.php';
 
 use Mcp\Server;
 use Mcp\Server\Transport\StdioTransport;

src/Capability/Discovery/CachedDiscoverer.php

@@ -30,7 +30,8 @@ public function __construct(
         private readonly Discoverer $discoverer,
         private readonly CacheInterface $cache,
         private readonly LoggerInterface $logger,
-    ) {}
+    ) {
+    }
 
     /**
      * Discover MCP elements in the specified directories with caching.
@@ -81,7 +82,7 @@ private function generateCacheKey(string $basePath, array $directories, array $e
             'exclude_dirs' => $excludeDirs,
         ];
 
-        return self::CACHE_PREFIX . md5(serialize($keyData));
+        return self::CACHE_PREFIX.md5(serialize($keyData));
     }
 
     /**

src/Capability/Discovery/Discoverer.php

@@ -83,7 +83,7 @@ public function discover(string $basePath, array $directories, array $excludeDir
             $finder = new Finder();
             $absolutePaths = [];
             foreach ($directories as $dir) {
-                $path = rtrim($basePath, '/') . '/' . ltrim($dir, '/');
+                $path = rtrim($basePath, '/').'/'.ltrim($dir, '/');
                 if (is_dir($path)) {
                     $absolutePaths[] = $path;
                 }
@@ -266,7 +266,7 @@ private function processMethod(\ReflectionMethod $method, array &$discoveredCoun
                         if ($reflectionType instanceof \ReflectionNamedType && !$reflectionType->isBuiltin()) {
                             continue;
                         }
-                        $paramTag = $paramTags['$' . $param->getName()] ?? null;
+                        $paramTag = $paramTags['$'.$param->getName()] ?? null;
                         $arguments[] = new PromptArgument($param->getName(), $paramTag ? trim((string) $paramTag->getDescription()) : null, !$param->isOptional() && !$param->isDefaultValueAvailable());
                     }
                     $prompt = new Prompt($name, $description, $arguments);
@@ -407,7 +407,7 @@ private function getClassFromFile(string $filePath): ?string
                     for ($j = $i + 1; $j < $tokenCount; ++$j) {
                         if (\is_array($tokens[$j]) && \T_STRING === $tokens[$j][0]) {
                             $className = $tokens[$j][1];
-                            $potentialClasses[] = $namespace ? $namespace . '\\' . $className : $className;
+                            $potentialClasses[] = $namespace ? $namespace.'\\'.$className : $className;
                             $i = $j;
                             break;
                         }