func ElicitAction(d dynamics.Dwimmer, context *term.SettingT, setting *term.Setting) dynamics.Transition {
for {
Q := FallThrough.T(represent.Setting(setting))
result := dynamics.SubRun(d, Q, context)
switch result.Head() {
case TakeTransition:
transition, err := represent.ToTransition(d, result.Values()[0])
if err == nil {
return transition
}
case core.OK:
default:
result, err := d.Answer(TransitionGiven.T(result, Q))
if err == nil {
transition, err := represent.ToTransition(d, result)
if err == nil {
return transition
}
}
}
}
}
func setTransition(d dynamics.Dwimmer, s *term.SettingT, quotedTransition, quotedSetting term.T) term.T {
transition, err := represent.ToTransition(d, quotedTransition)
if err != nil {
return term.Make("asked to set a setting to transition [], "+
"but while converting to a transition received []").T(quotedTransition, err)
}
setting, err := represent.ToSetting(d, quotedSetting)
if err != nil {
return term.Make("asked to set a transition in setting [], "+
"but while converting to a setting received []").T(quotedSetting, err)
}
d.Save(setting, transition)
return core.OK.T()
}