func (this HelpShower) Execute(request *io.Request, response *io.Response) {
var helpData help.Container
if request.InteractorNameEmpty() {
helpData = help.CreateGeneralHelpContainer(*this.locator)
response.AddError(errors.New("No interactor name provided"))
} else {
interactor := this.locator.GetInteractorByName(request.InteractorName)
if &interactor == nil {
response.AddErrorMessage("Cannot show help for an unknown interactor " + request.InteractorName)
return
}
helpData = help.CreateInteractorHelpContainer(interactor)
}
helpResponseCreator := &help.HelpResponseCreator{}
helpResponseCreator.CreateHelpResponse(helpData)
}
func (this *Validator) isInteractorEmpty(request *io.Request) bool {
_, hasHelpOption := request.GetUniversalParamString("h")
return !hasHelpOption && request.InteractorNameEmpty()
}
