wordpress-varnish vcl error

I am getting following error with varnish 3.x

Expected ';' got '('
(program line 174), at
('input' Line 16 Pos 10)
    purge("req.url ~ ^" req.url "$ && req.http.host == "req.http.host);
---------#-------------------------------------------------------------

Running VCC-compiler failed, exit 1

https://www.ads-software.com/extend/plugins/wordpress-varnish/