- restored previous changes; cleanup workspace

GricheldeDatabase.lua

@@ -1,9 +1,9 @@
 -- read namespace from global env
-local _G = _G
+local _G = _G or getfenv()
 local Grichelde = _G.Grichelde or {}
 
-local pairs, tInsert, tClone, unpack, join, toString
-    = Grichelde.F.pairs, Grichelde.F.tInsert, Grichelde.F.tClone, Grichelde.F.unpack, Grichelde.F.join, Grichelde.F.toString
+local pairs, tInsert, tClone, tSize, unpack, join, toString
+    = Grichelde.F.pairs, Grichelde.F.tInsert, Grichelde.F.tClone, Grichelde.F.tSize, Grichelde.F.unpack, Grichelde.F.join, Grichelde.F.toString
 
 function Grichelde.getDefaultConfig()
     return {
@@ -84,38 +84,40 @@ end
 
 function Grichelde:SyncToDatabase(info, val)
     self:TracePrint("SyncToDatabase : info")
-    for i = 0, #info do
+    local n = tSize(info)
+    for i = 0, n do
         self:TracePrint("%d = %s", i, info[i])
     end
 
     local option = self.db.profile
     local path = 1
-    while (path < #info) do
+    while (path < n) do
         if (info[path] ~= "mappings") then
             option = option[info[path]]
         end
         path = path + 1
     end
-    local optionPath = join(".", unpack(info, 1, #info))
+    local optionPath = join(".", unpack(info, 1, n))
     self:DebugPrint("change option \"%s\" from %s to %s", optionPath, toString(option[info[path]]), toString(val))
     option[info[path]] = val
 end
 
 function Grichelde:ReadFromDatabase(info)
     self:TracePrint("ReadFromDatabase : info")
-    for i = 0, #info do
+    local n = tSize(info)
+    for i = 0, n do
         self:TracePrint("%d = %s", i, info[i])
     end
 
     local option = self.db.profile
     local path = 1
-    while (path <= #info) do
+    while (path <= n) do
         if (info[path] ~= "mappings") then
             option = option[info[path]]
         end
         path = path + 1
     end
-    local optionPath = join(".", unpack(info, 1, #info))
+    local optionPath = join(".", unpack(info, 1, n))
     self:DebugPrint("read option \"%s\": %s", optionPath, toString(option))
     return option
 end