Fix df_expr_to_ref for raw userdata

2016-08-24 17:18:55 -04:00 · 2016-08-24 17:18:55 -04:00 · 85ebbf0e9c
parent 6ce470ad57
commit 85ebbf0e9c
1 changed files with 3 additions and 1 deletions
--- a/library/lua/utils.lua
+++ b/library/lua/utils.lua
@ -660,7 +660,9 @@ function df_expr_to_ref(expr)
    local parts = split_string(expr, '%.')
    local obj = df_env[parts[1]]
    for i = 2, #parts do
-        if i == #parts and type(obj[parts[i]]) ~= 'userdata' then
+        local cur = obj[parts[i]]
+        if i == #parts and ((type(cur) ~= 'userdata') or
+                type(cur) == 'userdata' and getmetatable(cur) == nil) then
            obj = obj:_field(parts[i])
        else
            obj = obj[parts[i]]