removed duplicate tbl_copy from bad merge

Author: pintsized

lib/resty/redis/connector.lua

@@ -50,27 +50,6 @@ local function tbl_copy(orig)
 end
 
 
--- Returns a new table, recursively copied from the one given, retaining
--- metatable assignment.
---
--- @param   table   table to be copied
--- @return  table
-local function tbl_copy(orig)
-    local orig_type = type(orig)
-    local copy
-    if orig_type == "table" then
-        copy = {}
-        for orig_key, orig_value in next, orig, nil do
-            copy[tbl_copy(orig_key)] = tbl_copy(orig_value)
-        end
-        setmetatable(copy, tbl_copy(getmetatable(orig)))
-    else -- number, string, boolean, etc
-        copy = orig
-    end
-    return copy
-end
-
-
 -- Returns a new table, recursively copied from the combination of the given
 -- table `t1`, with any missing fields copied from `defaults`.
 --