| 1 | package main |
|---|---|
| 2 | |
| 3 | // Regression test for https://golang.org/issue/23925 |
| 4 | |
| 5 | type stringFlagImpl string |
| 6 | |
| 7 | func (*stringFlagImpl) Set(s string) error { return nil } |
| 8 | |
| 9 | type boolFlagImpl bool |
| 10 | |
| 11 | func (*boolFlagImpl) Set(s string) error { return nil } |
| 12 | func (*boolFlagImpl) extra() {} |
| 13 | |
| 14 | // A copy of flag.boolFlag interface, without a dependency. |
| 15 | // Must appear first, so that it becomes the owner of the Set methods. |
| 16 | type boolFlag interface { |
| 17 | flagValue |
| 18 | extra() |
| 19 | } |
| 20 | |
| 21 | // A copy of flag.Value, without adding a dependency. |
| 22 | type flagValue interface { |
| 23 | Set(string) error |
| 24 | } |
| 25 | |
| 26 | func main() { |
| 27 | var x flagValue = new(stringFlagImpl) |
| 28 | x.Set("") |
| 29 | |
| 30 | var y boolFlag = new(boolFlagImpl) |
| 31 | y.Set("") |
| 32 | } |
| 33 | |
| 34 | // WANT: |
| 35 | // Dynamic calls |
| 36 | // main --> (*boolFlagImpl).Set |
| 37 | // main --> (*boolFlagImpl).Set |
| 38 | // main --> (*stringFlagImpl).Set |
| 39 |
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