From 76942d17a448a2f6a45fb4b3d4d139c416fdf376 Mon Sep 17 00:00:00 2001
From: "Adrian C. (anrxc)" <anrxc@sysphere.org>
Date: Wed, 11 Nov 2009 14:30:26 +0100
Subject: helpers: simplify pathtotable, patch by filmor

---
 helpers.lua | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

(limited to 'helpers.lua')

diff --git a/helpers.lua b/helpers.lua
index 40070bf..c5ff15e 100644
--- a/helpers.lua
+++ b/helpers.lua
@@ -9,6 +9,7 @@
 -- {{{ Grab environment
 local pairs = pairs
 local io = { open = io.open }
+local setmetatable = setmetatable
 local string = {
     sub = string.sub,
     gsub = string.gsub
@@ -26,14 +27,18 @@ local scroller = {}
 
 -- {{{ Helper functions
 -- {{{ Expose path as a Lua table
-pathtotable = { __index = function (table, name)
-    local f = io.open(table._path .. '/' .. name)
-    if f then
-        local s = f:read("*all")
-        f:close()
-        return s
-    end
-end }
+function pathtotable(path)
+    return setmetatable({},
+        { __index = function(_, name)
+            local f = io.open(path .. '/' .. name)
+            if f then
+                local s = f:read("*all")
+                f:close()
+                return s
+            end
+        end
+    })
+end
 -- }}}
 
 -- {{{ Format a string with args
-- 
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