remove get_err/set_err

include/cubescript/cubescript.hh

@@ -370,10 +370,6 @@ struct OSTD_EXPORT CsState {
     CsStream &get_out();
     void set_out(CsStream &s);
 
-    CsStream const &get_err() const;
-    CsStream &get_err();
-    void set_err(CsStream &s);
-
     CsHookCb set_call_hook(CsHookCb func);
     CsHookCb const &get_call_hook() const;
     CsHookCb &get_call_hook();
@@ -571,7 +567,7 @@ private:
 
     CsHookCb p_callhook;
 
-    CsStream *p_out, *p_err;
+    CsStream *p_out;
 };
 
 struct CsStackStateNode {

src/cubescript.cc

@@ -255,7 +255,7 @@ void cs_init_lib_base(CsState &cs);
 CsState::CsState(CsAllocCb func, void *data):
     p_state(nullptr),
     p_allocf(func), p_aptr(data), p_callhook(),
-    p_out(&ostd::out), p_err(&ostd::err)
+    p_out(&ostd::out)
 {
     p_state = create<CsSharedState>();
     for (int i = 0; i < MaxArguments; ++i) {
@@ -379,18 +379,6 @@ void CsState::set_out(CsStream &s) {
     p_out = &s;
 }
 
-CsStream const &CsState::get_err() const {
-    return *p_err;
-}
-
-CsStream &CsState::get_err() {
-    return *p_err;
-}
-
-void CsState::set_err(CsStream &s) {
-    p_err = &s;
-}
-
 CsHookCb CsState::set_call_hook(CsHookCb func) {
     auto hk = ostd::move(p_callhook);
     p_callhook = ostd::move(func);

tools/repl.cc

@@ -276,16 +276,13 @@ int main(int argc, char **argv) {
     CsState gcs;
     gcs.init_libs();
 
-    gcs.new_command("exec", "sb", [](auto &cs, auto args, auto &res) {
+    gcs.new_command("exec", "s", [](auto &cs, auto args, auto &) {
         auto file = args[0].get_strr();
         bool ret = cs.run_file(file);
         if (!ret) {
-            if (args[1].get_int()) {
-                cs.get_err().writefln("could not run file \"%s\"", file);
-            }
-            res.set_int(0);
-        } else {
-            res.set_int(1);
+            throw cscript::CsErrorException(
+                cs, "could not run file \"%s\"", file
+            );
         }
     });