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Note about const fn

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Since `std::mem::swap` is not stable as a const fn, the suggestion
would not be applicable in that cases
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koka 2022-11-19 00:28:02 +09:00
parent 928a158716
commit 3c86cade4e
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clippy_lints/src/swap.rs
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@ -16,6 +16,8 @@
/// ### What it does /// ### What it does
/// Checks for manual swapping. /// Checks for manual swapping.
/// ///
/// Note that the lint will not be emitted in const blocks, as the suggestion would not be applicable.
///
/// ### Why is this bad? /// ### Why is this bad?
/// The `std::mem::swap` function exposes the intent better /// The `std::mem::swap` function exposes the intent better
/// without deinitializing or copying either variable. /// without deinitializing or copying either variable.