Function luaL_doREPL

src/Chain/libraries/glua/lrepl.cpp:431–448

** Do the REPL: repeatedly read (load) a line, evaluate (call) it, and ** print any results. */

** print any results.
*/
void luaL_doREPL(lua_State *L)
{
    int status;
    const char *oldprogname = progname;
    progname = nullptr;  /* no 'progname' on errors in interactive mode */
    int *state = thinkyoung::lua::lib::get_repl_state(L);
    while ((status = loadline(L)) != -1 && *state > 0) {
        if (status == LUA_OK)
            status = docall(L, 0, LUA_MULTRET);
        if (status == LUA_OK) l_print(L);
        else report(L, status);
        if (*state <= 0)
            break;
    }
    lua_settop(L, 0);  /* clear stack */
    luaL_writeline(L);
    progname = oldprogname;
}