Example #1
0
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))
}
Example #2
0
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)
	}
}