()
| 78 | } |
| 79 | |
| 80 | func (d *DeferredInit) doSlow() (err *error) { |
| 81 | d.m.Lock() |
| 82 | defer d.m.Unlock() |
| 83 | if err := d.err.Load(); err != nil { |
| 84 | return err |
| 85 | } |
| 86 | defer func() { |
| 87 | d.err.Store(err) |
| 88 | d.funcs = nil // do not keep funcs alive after invoking |
| 89 | }() |
| 90 | for _, f := range d.funcs { |
| 91 | if err := f(); err != nil { |
| 92 | return new(err) |
| 93 | } |
| 94 | } |
| 95 | return nilErrPtr |
| 96 | } |
| 97 | |
| 98 | // Funcs is a shorthand for &d.DeferredFuncs. |
| 99 | // The returned value can safely be passed to external code, |