cmd: join fleets

internal/error/input.go

@@ -24,6 +24,10 @@ func NewEntityNotOwnedError(arg ...any) error {
 	return newGenericError(ErrInputEntityNotOwned, arg...)
 }
 
+func NewEntityInUseError(arg ...any) error {
+	return newGenericError(ErrEntityInUse, arg...)
+}
+
 func NewPlanetNumberError(arg ...any) error {
 	return newGenericError(ErrInputPlanetNumber, arg...)
 }
@@ -71,3 +75,11 @@ func NewMergeShipTypeNotEqualError(arg ...any) error {
 func NewJoinFleetGroupNumberNotEnoughError(arg ...any) error {
 	return newGenericError(ErrJoinFleetGroupNumberNotEnough, arg...)
 }
+
+func NewShipsBusyError(arg ...any) error {
+	return newGenericError(ErrShipsBusy, arg...)
+}
+
+func NewShipsNotOnSamePlanetError(arg ...any) error {
+	return newGenericError(ErrShipsNotOnSamePlanet, arg...)
+}