[Sputnik-list] Error when creating a new empty lua node

[Yuri Takhteyev]

Thanks for reporting this.  I managed to reproduce it, so I'll try to
track down the underlying problem.

  - yuri

On Fri, Feb 15, 2008 at 6:47 PM, Jérôme Vuarand
<jerome.vuarand at gmail.com> wrote:
> Hi list,
>
>  Whenever I create an node in Sputnik with the prototype @Lua_Config, I
>  get an error. A workaround is to create it without prototype, and then
>  change the prototype.
>
>  The error is caused by a loadstring call with a nil argument, I didn't
>  manage to find why the argument is nil (the stack contained several
>  tail calls and some anonymous closures), but below is a patch that
>  seems fix the problem on my website:
>
>  diff -urN sputnik-orig/rocks/versium/8.01.01-0/lua/versium/luaenv.lua
>  sputnik/rocks/versium/8.01.01-0/lua/versium/luaenv.lua
>  --- sputnik-orig/rocks/versium/8.01.01-0/lua/versium/luaenv.lua
>  2008-01-01 09:46:19.000000000 -0800
>  +++ sputnik/rocks/versium/8.01.01-0/lua/versium/luaenv.lua
>  2008-02-15 17:25:56.000000000 -0800
>  @@ -12,6 +12,7 @@
>     end
>
>     local function do_lua(lua)
>  +      if type(lua)~='string' then return nil,"invalid lua code string" end
>
>        local f,err = loadstring(lua)
>        if f then
>
>  The do_lua function has another "return nil,'message'", so I did the
>  same. However my error message didn't show anywhere, maybe it's simply
>  ignored.
>
>  Tell me if there's a better solution.