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| author | Jiahao XU <Jiahao_XU@outlook.com> | 2022-07-15 13:04:06 +1000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-07-15 13:04:06 +1000 |
| commit | d8aba1002a222d2a826c6c35fbb03dd4c1594a05 (patch) | |
| tree | 638b9c6b834e034396948d635e87b3909b646c91 | |
| parent | 111253c519adc17f5bbfa41b7368512ac7e1effd (diff) | |
| download | rust-d8aba1002a222d2a826c6c35fbb03dd4c1594a05.tar.gz rust-d8aba1002a222d2a826c6c35fbb03dd4c1594a05.zip | |
Improve example of `downcast`
Co-authored-by: Jane Losare-Lusby <jlusby42@gmail.com>
| -rw-r--r-- | library/std/src/io/error.rs | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/library/std/src/io/error.rs b/library/std/src/io/error.rs index 8f2119425d1..811688175e0 100644 --- a/library/std/src/io/error.rs +++ b/library/std/src/io/error.rs @@ -821,9 +821,10 @@ impl Error { /// } /// /// impl fmt::Display for E { - /// fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - /// todo!() - /// } + /// // ... + /// # fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { + /// # todo!() + /// # } /// } /// impl Error for E {} /// |