Improve quality

Author: wazabii8

Dir.php

@@ -59,9 +59,8 @@ public function getLogs(string $path = ""): string
     {
         if(!is_null($this->handler)) {
             return $this->handler->getLogs($path);
-
         }
-        return "";
+        return $this->getRoot("storage/logs/" . $path);
     }
 
     /**

Headers.php

@@ -41,7 +41,7 @@ public function setHeaders(array $arr): void
 
     /**
      * Check is a header exists
-     * @param  string  $name Header name/key (case insensitive)
+     * @param  string  $name Header name/key (case-insensitive)
      * @return boolean
      */
     public function hasHeader($name): bool
@@ -73,12 +73,13 @@ public function getHeader($name): array
 
     /**
      * Delete header from name/key
-     * @param  string $name name/key (case insensitive)
+     * @param  string $name name/key (case-insensitive)
      * @return bool
      */
-    public function deleteHeader($name): bool
+    public function deleteHeader(string $name): bool
     {
         if ($this->hasHeader($name)) {
+            $name = $this->normalizeKey($name);
             unset($this->headers[$name]);
             return true;
         }

Response.php

@@ -215,7 +215,7 @@ public function clearCache(): ResponseInterface
     public function location(string $url, int $statusCode = 302): void
     {
         if ($statusCode !== 301 && $statusCode !== 302) {
-            throw new \Exception("The second argumnet (statusCode) is expecting 301 or 302", 1);
+            throw new \Exception("The second argument (statusCode) is expecting 301 or 302", 1);
         }
         $this->withStatus($statusCode)
         ->withHeader("Location", $url)
@@ -225,7 +225,7 @@ public function location(string $url, int $statusCode = 302): void
 
 
     /**
-     * Create headers createHeaders will only be exeuted once per instancse
+     * Create headers createHeaders will only be executed once per instance
      * @return void
      */
     public function createHeaders(): void