# HG changeset patch
# User Anton Shestakov <av6@dwimlabs.net>
# Date 1467996359 -28800
# Node ID 363e4a5e9b0af7ace8a85da8cf8042c433870d9d
# Parent  2d38a2519d094b5cbb68c9fb4b11b92561a87340
net.dns: remove unused one-letter loop variables [luacheck]

diff -r 2d38a2519d09 -r 363e4a5e9b0a net/dns.lua
--- a/net/dns.lua	Sat Jul 09 00:37:34 2016 +0800
+++ b/net/dns.lua	Sat Jul 09 00:45:59 2016 +0800
@@ -190,7 +190,7 @@
 local rrs_metatable = {};    -- - - - - - - - - - - - - - - - - -  rrs_metatable
 function rrs_metatable.__tostring(rrs)
 	local t = {};
-	for i,rr in ipairs(rrs) do
+	for _, rr in ipairs(rrs) do
 		append(t, tostring(rr)..'\n');
 	end
 	return table.concat(t);
@@ -841,7 +841,7 @@
 	rset = rset or self.socket;
 
 	local response;
-	for i,sock in pairs(rset) do
+	for _, sock in pairs(rset) do
 
 		if self.socketset[sock] then
 			local packet = sock:receive();
@@ -852,7 +852,7 @@
 					--print('received response');
 					--self.print(response);
 
-					for j,rr in pairs(response.answer) do
+					for _, rr in pairs(response.answer) do
 						if rr.name:sub(-#response.question[1].name, -1) == response.question[1].name then
 							self:remember(rr, response.question[1].type)
 						end
@@ -894,7 +894,7 @@
 		--print('received response');
 		--self.print(response);
 
-		for j,rr in pairs(response.answer) do
+		for _, rr in pairs(response.answer) do
 			self:remember(rr, response.question[1].type);
 		end