Result class in Go Language

ResultT.go

type ResultT struct {
	Response interface{}
	Errors   map[string]string
}

func NewResultT() ResultT {
	return ResultT{
		Response: nil,
		Errors:   make(map[string]string),
	}
}

func WithResponse(response interface{}) ResultT {
	return ResultT{
		Response: response,
		Errors:   make(map[string]string),
	}
}

func WithErrors(errors map[string]string) ResultT {
	return ResultT{
		Response: nil,
		Errors:   errors,
	}
}

func WithResponseAndErrors(response interface{}, errors map[string]string) ResultT {
	return ResultT{
		Response: response,
		Errors:   errors,
	}
}

func WithResponseAndError(response interface{}, parameterError string, error string) ResultT {
	errors := make(map[string]string)
	errors[parameterError] = error
	return ResultT{
		Response: response,
		Errors:   errors,
	}
}

func (r *ResultT) AddError(parameter string, error string) {
	r.Errors[parameter] = error
}

func (r *ResultT) ContainsErrorDescription(errorDescription string) bool {
	for _, v := range r.Errors {
		if v == errorDescription {
			return true
		}
	}
	return false
}