Re: [ANN] Lua 5.3.4 (rc3) now available
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- Subject: Re: [ANN] Lua 5.3.4 (rc3) now available
- From: Thijs Schreijer <thijs@...>
- Date: 2017年1月27日 09:22:40 +0000
> On 27 Jan 2017, at 01:16, nobody <nobody+lua-list@afra-berlin.de> wrote:
>
>
> *** lbaselib.c-orig 2017年01月27日 00:33:07.854011135 +0100
> --- lbaselib.c-type2 2017年01月27日 00:32:46.670792561 +0100
> *************** static int luaB_type (lua_State *L) {
> *** 202,207 ****
> --- 202,212 ----
> int t = lua_type(L, 1);
> luaL_argcheck(L, t != LUA_TNONE, 1, "value expected");
> lua_pushstring(L, lua_typename(L, t));
> + int tt = luaL_getmetafield(L, 1, "__name");
> + if (tt == LUA_TSTRING)
> + return 2;
> + if (tt != LUA_TNIL)
> + lua_settop(L, -2);
> return 1;
> }
>
You’re always getting the `__name` field, shouldn't this only be done if the original type is one that allows for individual meta-tables? eg. not calling it on a `string`, but only on `table` and `userdata` types?
Thijs