error handling in 'wrap' does not coerce numbers into string messages

This commit is contained in:
Roberto Ierusalimschy 2016-04-11 16:19:55 -03:00
parent 82a8e06524
commit fdd7209688
1 changed files with 2 additions and 2 deletions

View File

@ -1,5 +1,5 @@
/*
** $Id: lcorolib.c,v 1.8 2014/10/25 11:50:46 roberto Exp roberto $
** $Id: lcorolib.c,v 1.9 2014/11/02 19:19:04 roberto Exp roberto $
** Coroutine Library
** See Copyright Notice in lua.h
*/
@ -75,7 +75,7 @@ static int luaB_auxwrap (lua_State *L) {
lua_State *co = lua_tothread(L, lua_upvalueindex(1));
int r = auxresume(L, co, lua_gettop(L));
if (r < 0) {
if (lua_isstring(L, -1)) { /* error object is a string? */
if (lua_type(L, -1) == LUA_TSTRING) { /* error object is a string? */
luaL_where(L, 1); /* add extra info */
lua_insert(L, -2);
lua_concat(L, 2);