cmd: planet production

pkg/error/generic.go

@@ -31,6 +31,7 @@ const (
 	ErrInputShipTypeWeaponsAndArmamentValue
 	ErrInputShipTypeZeroValues
 	ErrInputScienceSumValues
+	ErrInputProductionInvalid
 )
 
 func GenericErrorText(code int) string {
@@ -77,6 +78,8 @@ func GenericErrorText(code int) string {
 		return "Science in production on the Planet"
 	case ErrInputScienceSumValues:
 		return "Science proportions sum should be equal 1"
+	case ErrInputProductionInvalid:
+		return "Invalid Production type"
 	default:
 		return fmt.Sprintf("Undescribed error with code %d", code)
 	}

pkg/error/input.go

@@ -59,3 +59,7 @@ func NewShipTypeShipTypeZeroValuesError(arg ...any) error {
 func NewScienceSumValuesError(arg ...any) error {
 	return newGenericError(ErrInputScienceSumValues, arg...)
 }
+
+func NewProductionInvalidError(arg ...any) error {
+	return newGenericError(ErrInputProductionInvalid, arg...)
+}