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Dylan DPC 2022-02-24 00:37:06 +01:00
parent eb795c24fb
commit 3f4b039e33
1 changed files with 5 additions and 5 deletions
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10
library/std/src/io/error.rs
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@ -144,13 +144,13 @@ struct Custom {
/// ///
/// # Handling errors and matching on `ErrorKind` /// # Handling errors and matching on `ErrorKind`
/// ///
/// In application code, use `match` for the `ErrorKind` values you are /// In application code, use `match` for the `ErrorKind` values you are
/// expecting; use `_` to match "all other errors". /// expecting; use `_` to match "all other errors".
/// ///
/// In comprehensive and thorough tests that want to verify that a test doesn't /// In comprehensive and thorough tests that want to verify that a test doesn't
/// return any known incorrect error kind, you may want to cut-and-paste the /// return any known incorrect error kind, you may want to cut-and-paste the
/// current full list of errors from here into your test code, and then match /// current full list of errors from here into your test code, and then match
/// `_` as the correct case. This seems counterintuitive, but it will make your /// `_` as the correct case. This seems counterintuitive, but it will make your
/// tests more robust. In particular, if you want to verify that your code does /// tests more robust. In particular, if you want to verify that your code does
/// produce an unrecognized error kind, the robust solution is to check for all /// produce an unrecognized error kind, the robust solution is to check for all
/// the recognized error kinds and fail in those cases. /// the recognized error kinds and fail in those cases.