46 #define api_checkvalidindex(L, o)  api_check(L, isvalid(o), "invalid index")
49 	api_check(L, isstackindex(i, o), "index not in the stack")
56     api_check(L, idx <= ci->top - (ci->func + 1), "unacceptable index");  in index2addr()
61     api_check(L, idx != 0 && -idx <= L->top - (ci->func + 1), "invalid index");  in index2addr()
68     api_check(L, idx <= MAXUPVAL + 1, "upvalue index too large");  in index2addr()
114   api_check(from, G(from) == G(to), "moving among independent states");  in lua_xmove()
115   api_check(from, to->ci->top - to->top >= n, "not enough elements to move");  in lua_xmove()
166     api_check(L, idx <= L->stack_last - (func + 1), "new top too large");  in lua_settop()
172     api_check(L, -(idx+1) <= (L->top - (func + 1)), "invalid new top");  in lua_settop()
324       default: api_check(L, 0, "invalid option");  in lua_compare()
560     api_check(L, n <= MAXUPVAL, "upvalue index too large");  in lua_pushcclosure()
640   api_check(L, ttistable(t), "table expected");  in lua_rawget()
650   api_check(L, ttistable(t), "table expected");  in lua_rawgeti()
662   api_check(L, ttistable(t), "table expected");  in lua_rawgetp()
716   api_check(L, ttisuserdata(o), "userdata expected");  in lua_getuservalue()
772   api_check(L, ttistable(t), "table expected");  in lua_rawset()
786   api_check(L, ttistable(t), "table expected");  in lua_rawseti()
800   api_check(L, ttistable(t), "table expected");  in lua_rawsetp()
818     api_check(L, ttistable(L->top - 1), "table expected");  in lua_setmetatable()
854   api_check(L, ttisuserdata(o), "userdata expected");  in lua_setuservalue()
858     api_check(L, ttistable(L->top - 1), "table expected");  in lua_setuservalue()
873      api_check(L, (nr) == LUA_MULTRET || (L->ci->top - L->top >= (nr) - (na)), \
890   api_check(L, k == NULL || !isLua(L->ci),  in lua_callk()
893   api_check(L, L->status == LUA_OK, "cannot do calls on non-normal thread");  in lua_callk()
931   api_check(L, k == NULL || !isLua(L->ci),  in lua_pcallk()
934   api_check(L, L->status == LUA_OK, "cannot do calls on non-normal thread");  in lua_pcallk()
1116   api_check(L, ttistable(t), "table expected");  in lua_next()
1246   api_check(L, ttisLclosure(fi), "Lua function expected");  in getupvalref()
1248   api_check(L, (1 <= n && n <= f->p->sizeupvalues), "invalid upvalue index");  in getupvalref()
1262       api_check(L, 1 <= n && n <= f->nupvalues, "invalid upvalue index");  in lua_upvalueid()
1266       api_check(L, 0, "closure expected");  in lua_upvalueid()