package state import ( "github.com/pkg/errors" ) func IncorrectSignalsLength(expected int, received int) error { return errors.Errorf("incorrect number of signals in message expected %d received %d", expected, received) } func IncorrectSignalError(expected string, received string) error { return errors.Errorf("wrong signal in message expected %s received %s", expected, received) } func IncorrectSignalValue(expected interface{}, received interface{}) error { return errors.Errorf("wrong value in message expected one of %v received %v", expected, received) }