FIXME: change line to trigger HoundCi error

lib/guard/livereload/websocket.rb

@@ -23,7 +23,15 @@ def dispatch(data)
 
       def _serve_file(path)
         UI.debug "Serving file #{path}"
-        send_data "HTTP/1.1 200 OK\r\nContent-Type: #{_content_type(path)}\r\nContent-Length: #{File.size path}\r\n\r\n"
+
+        data = [
+          "HTTP/1.1 200 OK",
+          "Content-Type: %s",
+          "Content-Length: %s",
+          "",
+          ""]
+        data = format(data * "\r\n", _content_type(path), File.size(path))
+        send_data(data)
         stream_file_data(path).callback { close_connection_after_writing }
       end
 
@@ -43,11 +51,10 @@ def _livereload_js_file
         File.expand_path("../../../../js/livereload.js", __FILE__)
       end
 
-      def _serve(request_path)
-        return _serve_file(_livereload_js_file) if request_path == "./livereload.js"
-        return _serve_file(request_path) if _readable_file(request_path)
-        send_data("HTTP/1.1 404 Not Found\r\nContent-Type: text/plain\r\nContent-Length: 13\r\n"\
-                  "\r\n404 Not Found")
+      def _serve(path)
+        return _serve_file(_livereload_js_file) if path == "./livereload.js"
+        return _serve_file(path) if _readable_file(path)
+        send_data("HTTP/1.1 404 Not Found\r\nContent-Type: text/plain\r\nContent-Length: 13\r\n\r\n404 Not Found")
         close_connection_after_writing
       end