func AddNativeTo(table *TransitionTable, s *term.SettingS, f func(Dwimmer, *term.SettingT, ...term.T) term.T, names ...string) { indices := make([]int, len(names)) for i, name := range names { for j, key := range s.Names { if name == key { indices[i] = j } } } g := func(d Dwimmer, s *term.SettingT) term.T { args := make([]term.T, len(indices)) for i, index := range indices { args[i] = s.Args[index] } s.AppendAction(term.AskC(NativeQ.C())) result := f(d, s, args...) if result != nil { s.AppendTerm(core.Answer.T(result)) s.AppendAction(term.ReturnC(term.Cr(len(s.Args) - 1))) } return result } table.Save(s.Setting, NativeTransition(g)) }
func TestRepresentations(t *testing.T) { d := dwimmer.TestDwimmer() defer d.Close() template := term.Make("term with argument [] and second half here") template2, err := represent.ToTemplate(d, represent.Template(template)) if err != nil { t.Errorf("received error %v", err) } if template != template2 { t.Errorf("%v != %v", template, template2) } setting := term.Init().Append(template) setting2, err := represent.ToSetting(d, represent.Setting(setting)) if err != nil { t.Errorf("received error %v", err) } if term.IDSetting(setting) != term.IDSetting(setting2) { t.Errorf("%v != %v", setting, setting2) } actions := []term.ActionC{term.ReturnC(term.Cr(3)), term.ClarifyC(term.Cr(2), core.OK.C()), term.DeleteC(7)} for _, action := range actions { action2, err := represent.ToActionC(d, represent.ActionC(action)) if err != nil { t.Errorf("received error %v", err) } if term.IDActionC(action) != term.IDActionC(action2) { t.Errorf("%v != %v", action, action2) } } stub := term.Make("stub") tm := template.T(stub.T()) tm2, err := represent.ToT(d, represent.T(tm)) if err != nil { t.Errorf("received error %v", err) } if tm2.String() != tm.String() { t.Errorf("%v != %v", tm2, tm) } rep, err := d.Answer(represent.Explicit.T(represent.T(tm))) if err != nil { t.Errorf("failed to make representation explicit: %v", err) } tm3, err := represent.ToT(d, rep) if err != nil { t.Errorf("received error %v", err) } if tm3.String() != tm.String() { t.Errorf("%v != %v", tm3, tm) } settingT := term.InitT().AppendTerm(tm) settingT2, err := represent.ToSettingT(d, represent.SettingT(settingT)) if err != nil { t.Errorf("received error %v") } if settingT2.Setting.ID != settingT.Setting.ID { t.Errorf("%v != %v", settingT2, settingT) } n := -127 n2, err := represent.ToInt(d, represent.Int(n)) if err != nil { t.Errorf("received error %v", err) } if n != n2 { t.Errorf("%v != %v", n, n2) } s := "hello ₳" s2, err := represent.ToStr(d, represent.Str(s)) if err != nil { t.Errorf("received error %v", err) } if s != s2 { t.Errorf("%s != %s", s, s2) } }