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net.httpserver: Fix potential nil access

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This commit is contained in:
Matthew Wild 2009-04-22 20:31:45 +01:00
parent 42d08e3e93
commit b46533a889
1 changed files with 2 additions and 2 deletions
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4
net/httpserver.lua
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@ -8,10 +8,10 @@ local connlisteners_get = require "net.connlisteners".get;
local listener;
local t_insert, t_concat = table.insert, table.concat;
local s_match, s_gmatch = string.match, string.gmatch;
local s_match, s_gmatch, s_char = string.match, string.gmatch;
local tonumber, tostring, pairs = tonumber, tostring, pairs;
local urlcodes = setmetatable({}, { __index = function (t, k) t[k] = char(tonumber("0x"..k)); return t[k]; end });
local urlcodes = setmetatable({}, { __index = function (t, k) t[k] = s_char(tonumber("0x"..k)); return t[k]; end });
local urlencode = function (s) return s and (s:gsub("%W", function (c) return string.format("%%%x", c:byte()); end)); end
local log = require "util.logger".init("httpserver");