58 #define api_checkvalidindex(l,o)  api_check(l, isvalid(o), "invalid index")
61 	api_check(l, isstackindex(i, o), "index not in the stack")
68     api_check(L, idx <= ci->top - (ci->func + 1), "unacceptable index");  in index2addr()
73     api_check(L, idx != 0 && -idx <= L->top - (ci->func + 1), "invalid index");  in index2addr()
80     api_check(L, idx <= MAXUPVAL + 1, "upvalue index too large");  in index2addr()
105   api_check(L, n >= 0, "negative 'n'");  in lua_checkstack()
127   api_check(from, G(from) == G(to), "moving among independent states");  in lua_xmove()
128   api_check(from, to->ci->top - to->top >= n, "not enough elements to move");  in lua_xmove()
180     api_check(L, idx <= L->stack_last - (func + 1), "new top too large");  in lua_settop()
186     api_check(L, -(idx+1) <= (L->top - (func + 1)), "invalid new top");  in lua_settop()
217   api_check(L, (n >= 0 ? n : -n) <= (t - p + 1), "invalid 'n'");  in lua_rotate()
263   api_check(L, LUA_TNONE <= t && t < LUA_NUMTAGS, "invalid tag");  in lua_typename()
333       default: api_check(L, 0, "invalid option");  in lua_compare()
543     api_check(L, n <= MAXUPVAL, "upvalue index too large");  in lua_pushcclosure()
641   api_check(L, ttistable(t), "table expected");  in lua_rawget()
652   api_check(L, ttistable(t), "table expected");  in lua_rawgeti()
665   api_check(L, ttistable(t), "table expected");  in lua_rawgetp()
718   api_check(L, ttisfulluserdata(o), "full userdata expected");  in lua_getuservalue()
788   api_check(L, ttistable(o), "table expected");  in lua_rawset()
804   api_check(L, ttistable(o), "table expected");  in lua_rawseti()
820   api_check(L, ttistable(o), "table expected");  in lua_rawsetp()
839     api_check(L, ttistable(L->top - 1), "table expected");  in lua_setmetatable()
875   api_check(L, ttisfulluserdata(o), "full userdata expected");  in lua_setuservalue()
889      api_check(L, (nr) == LUA_MULTRET || (L->ci->top - L->top >= (nr) - (na)), \
897   api_check(L, k == NULL || !isLua(L->ci),  in lua_callk()
900   api_check(L, L->status == LUA_OK, "cannot do calls on non-normal thread");  in lua_callk()
938   api_check(L, k == NULL || !isLua(L->ci),  in lua_pcallk()
941   api_check(L, L->status == LUA_OK, "cannot do calls on non-normal thread");  in lua_pcallk()
1112   api_check(L, ttistable(t), "table expected");  in lua_next()
1244   api_check(L, ttisLclosure(fi), "Lua function expected");  in getupvalref()
1246   api_check(L, (1 <= n && n <= f->p->sizeupvalues), "invalid upvalue index");  in getupvalref()
1260       api_check(L, 1 <= n && n <= f->nupvalues, "invalid upvalue index");  in lua_upvalueid()
1264       api_check(L, 0, "closure expected");  in lua_upvalueid()