Response: added deleteHeader(), to be consistent with deleteCookie()

Author: dg

src/Http/Response.php

@@ -124,6 +124,18 @@ public function addHeader(string $name, string $value)
 	}
 
 
+	/**
+	 * @return static
+	 * @throws Nette\InvalidStateException  if HTTP headers have been sent
+	 */
+	public function deleteHeader(string $name)
+	{
+		self::checkHeaders();
+		header_remove($name);
+		return $this;
+	}
+
+
 	/**
 	 * Sends a Content-type HTTP header.
 	 * @return static

tests/Http/Response.headers.phpt

@@ -36,3 +36,9 @@ Assert::same('one', $response->getHeader('APPEND'));
 $headers = $response->getHeaders();
 Assert::contains('two', $headers['replace']);
 Assert::contains('two', $headers['append']);
+
+
+$response->deleteHeader('append');
+$headers = $response->getHeaders();
+Assert::contains('two', $headers['replace']);
+Assert::false(isset($headers['append']));