Function luaL_where

src/Chain/libraries/glua/lauxlib.cpp:218–228

LUALIB_API void luaL_where(lua_State *L, int level) {
    lua_Debug ar;
    if (lua_getstack(L, level, &ar)) {  /* check function at level */
        lua_getinfo(L, "Sl", &ar);  /* get info about it */
        if (ar.currentline > 0) {  /* is there info? */
            lua_pushfstring(L, "%s:%d: ", ar.short_src, ar.currentline);
            return;
        }
    }
    lua_pushliteral(L, "");  /* else, no information available... */
}


LUALIB_API int luaL_error(lua_State *L, const char *fmt, ...) {