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deprecate extend_from_slice lint

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This commit is contained in:
Andre Bogus 2017-01-14 14:39:41 +01:00
parent e3605dd29b
commit 2fdb6e4d1a
5 changed files with 18 additions and 66 deletions
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11
clippy_lints/src/deprecated_lints.rs
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@ -4,6 +4,17 @@ macro_rules! declare_deprecated_lint {
}
}
/// **What it does:** Nothing. This lint has been deprecated.
///
/// **Deprecation reason:** This used to check for `Vec::extend`, which was slower than
/// `Vec::extend_from_slice`. Thanks to specialization, this is no longer true.
declare_deprecated_lint! {
pub EXTEND_FROM_SLICE,
"`.extend_from_slice(_)` is a faster way to extend a Vec by a slice"
}
/// **What it does:** Nothing. This lint has been deprecated.
///
/// **Deprecation reason:** This used to check for `Vec::as_slice`, which was unstable with good