elua: some more checking for no value

2014-05-09 13:10:23 +01:00 · 2014-05-09 13:10:23 +01:00 · 5eccfb29b7
parent 0c7b3e5d6b
commit 5eccfb29b7
1 changed files with 3 additions and 0 deletions
--- a/src/bin/elua/core/util.lua
+++ b/src/bin/elua/core/util.lua
@ -295,6 +295,9 @@ getmetatable("").__mod = function(fmts, params)
                    nbuf:append_char(c)
                    c, s = s[0], s + 1
                end
+                if argn > #params then
+                    fmterr(idx, "no value")
+                end
                local stat, val = pcall(fmt, "%" .. tostr(nbuf),
                    params[argn])
                nbuf:clear()