(taskName string, fn func())
| 93 | } |
| 94 | |
| 95 | func (m *Mentor) do(taskName string, fn func()) { |
| 96 | if m.err != nil || m.Done { |
| 97 | return |
| 98 | } |
| 99 | fn() |
| 100 | if m.err != nil { |
| 101 | m.err = fmt.Errorf("%s failed: %s", taskName, m.err) |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | func (m *Mentor) checkTableExist() { |
| 106 | m.Done, m.err = m.engine.Context(m.ctx).IsTableExist(&entity.Version{}) |