1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29package progress type Stager interface { Stage() string } type Stage struct { Current string } func (s Stage) Stage() string { return s.Current } type StagedMonitorable interface { Stager Monitorable } type StagedProgressable interface { Stager Progressable } type StagedProgressor interface { Stager Progressor }