# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1592919837 -7200
# Node ID f4215f8baa5d965fadfe6804dae088b38b518d6f
# Parent  a23328c463897cdb4312b84566192cca7db10983
net.http.server: Fix reporting of missing Host header

The "Missing or invalid 'Host' header" case was dead code previously
because `host` was always at least an empty string.

diff -r a23328c46389 -r f4215f8baa5d net/http/server.lua
--- a/net/http/server.lua	Tue Jun 23 15:39:31 2020 +0200
+++ b/net/http/server.lua	Tue Jun 23 15:43:57 2020 +0200
@@ -207,7 +207,8 @@
 	};
 	conn._http_open_response = response;
 
-	local host = (request.headers.host or ""):gsub(":%d+$","");
+	local host = request.headers.host;
+	if host then host = host:gsub(":%d+$",""); end
 
 	-- Some sanity checking
 	local err_code, err;