detail (better error messages for light userdata)

This commit is contained in:
Roberto Ierusalimschy 2014-02-19 10:48:53 -03:00
parent 3f78de256e
commit a4c6dcf999

View File

@ -1,5 +1,5 @@
/*
** $Id: lauxlib.c,v 1.257 2014/02/05 19:14:53 roberto Exp roberto $
** $Id: lauxlib.c,v 1.258 2014/02/11 17:39:15 roberto Exp roberto $
** Auxiliary functions for building Lua libraries
** See Copyright Notice in lua.h
*/
@ -176,6 +176,8 @@ static int typeerror (lua_State *L, int arg, const char *tname) {
if (lua_isstring(L, -1))
typearg = lua_tostring(L, -1);
}
else if (lua_type(L, arg) == LUA_TLIGHTUSERDATA)
typearg = "light userdata";
msg = lua_pushfstring(L, "%s expected, got %s", tname, typearg);
return luaL_argerror(L, arg, msg);
}