Changelog for Rust 1.64 🍎
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CHANGELOG.md
154
CHANGELOG.md
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@ -6,11 +6,161 @@ document.
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## Unreleased / In Rust Nightly
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[d7b5cbf0...master](https://github.com/rust-lang/rust-clippy/compare/d7b5cbf0...master)
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[3c7e7dbc...master](https://github.com/rust-lang/rust-clippy/compare/3c7e7dbc...master)
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## Rust 1.64
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Current stable, released 2022-09-22
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[d7b5cbf0...3c7e7dbc](https://github.com/rust-lang/rust-clippy/compare/d7b5cbf0...3c7e7dbc)
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### New Lints
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* [`arithmetic_side_effects`]
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[#9130](https://github.com/rust-lang/rust-clippy/pull/9130)
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* [`invalid_utf8_in_unchecked`]
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[#9105](https://github.com/rust-lang/rust-clippy/pull/9105)
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* [`assertions_on_result_states`]
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[#9225](https://github.com/rust-lang/rust-clippy/pull/9225)
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* [`manual_find`]
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[#8649](https://github.com/rust-lang/rust-clippy/pull/8649)
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* [`manual_retain`]
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[#8972](https://github.com/rust-lang/rust-clippy/pull/8972)
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* [`default_instead_of_iter_empty`]
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[#8989](https://github.com/rust-lang/rust-clippy/pull/8989)
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* [`manual_rem_euclid`]
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[#9031](https://github.com/rust-lang/rust-clippy/pull/9031)
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* [`obfuscated_if_else`]
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[#9148](https://github.com/rust-lang/rust-clippy/pull/9148)
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* [`std_instead_of_core`]
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[#9103](https://github.com/rust-lang/rust-clippy/pull/9103)
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* [`std_instead_of_alloc`]
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[#9103](https://github.com/rust-lang/rust-clippy/pull/9103)
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* [`alloc_instead_of_core`]
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[#9103](https://github.com/rust-lang/rust-clippy/pull/9103)
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* [`explicit_auto_deref`]
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[#8355](https://github.com/rust-lang/rust-clippy/pull/8355)
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### Moves and Deprecations
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* Moved [`format_push_string`] to `restriction` (now allow-by-default)
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[#9161](https://github.com/rust-lang/rust-clippy/pull/9161)
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### Enhancements
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* [`significant_drop_in_scrutinee`]: Now gives more context in the lint message
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[#8981](https://github.com/rust-lang/rust-clippy/pull/8981)
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* [`single_match`], [`single_match_else`]: Now catches more `Option` cases
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[#8985](https://github.com/rust-lang/rust-clippy/pull/8985)
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* [`unused_async`]: Now works for async methods
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[#9025](https://github.com/rust-lang/rust-clippy/pull/9025)
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* [`manual_filter_map`], [`manual_find_map`]: Now lint more expressions
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[#8958](https://github.com/rust-lang/rust-clippy/pull/8958)
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* [`question_mark`]: Now works for simple `if let` expressions
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[#8356](https://github.com/rust-lang/rust-clippy/pull/8356)
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* [`undocumented_unsafe_blocks`]: Now finds comments before the start of closures
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[#9117](https://github.com/rust-lang/rust-clippy/pull/9117)
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* [`trait_duplication_in_bounds`]: Now catches duplicate bounds in where clauses
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[#8703](https://github.com/rust-lang/rust-clippy/pull/8703)
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* [`shadow_reuse`], [`shadow_same`], [`shadow_unrelated`]: Now lint in const blocks
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[#9124](https://github.com/rust-lang/rust-clippy/pull/9124)
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* [`slow_vector_initialization`]: Now detects cases with `vec.capacity()`
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[#8953](https://github.com/rust-lang/rust-clippy/pull/8953)
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* [`unused_self`]: Now respects the `avoid-breaking-exported-api` config option
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[#9199](https://github.com/rust-lang/rust-clippy/pull/9199)
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* [`box_collection`]: Now supports all std collections
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[#9170](https://github.com/rust-lang/rust-clippy/pull/9170)
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### False Positive Fixes
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* [`significant_drop_in_scrutinee`]: Now ignores calls to `IntoIterator::into_iter`
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[#9140](https://github.com/rust-lang/rust-clippy/pull/9140)
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* [`while_let_loop`]: Now ignores cases when the significant drop order would change
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[#8981](https://github.com/rust-lang/rust-clippy/pull/8981)
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* [`branches_sharing_code`]: Now ignores cases where moved variables have a significant
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drop or variable modifications can affect the conditions
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[#9138](https://github.com/rust-lang/rust-clippy/pull/9138)
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* [`let_underscore_lock`]: Now ignores bindings that aren't locked
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[#8990](https://github.com/rust-lang/rust-clippy/pull/8990)
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* [`trivially_copy_pass_by_ref`]: Now tracks lifetimes and ignores cases where unsafe
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pointers are used
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[#8639](https://github.com/rust-lang/rust-clippy/pull/8639)
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* [`let_unit_value`]: No longer ignores `#[allow]` attributes on the value
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[#9082](https://github.com/rust-lang/rust-clippy/pull/9082)
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* [`declare_interior_mutable_const`]: Now ignores the `thread_local!` macro
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[#9015](https://github.com/rust-lang/rust-clippy/pull/9015)
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* [`if_same_then_else`]: Now ignores branches with `todo!` and `unimplemented!`
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[#9006](https://github.com/rust-lang/rust-clippy/pull/9006)
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* [`enum_variant_names`]: Now ignores names with `_` prefixes
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[#9032](https://github.com/rust-lang/rust-clippy/pull/9032)
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* [`let_unit_value`]: Now ignores cases, where the unit type is manually specified
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[#9056](https://github.com/rust-lang/rust-clippy/pull/9056)
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* [`match_same_arms`]: Now ignores branches with `todo!`
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[#9207](https://github.com/rust-lang/rust-clippy/pull/9207)
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* [`assign_op_pattern`]: Ignores cases that break borrowing rules
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[#9214](https://github.com/rust-lang/rust-clippy/pull/9214)
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* [`extra_unused_lifetimes`]: No longer triggers in derive macros
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[#9037](https://github.com/rust-lang/rust-clippy/pull/9037)
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* [`mismatching_type_param_order`]: Now ignores complicated generic parameters
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[#9146](https://github.com/rust-lang/rust-clippy/pull/9146)
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* [`equatable_if_let`]: No longer lints in macros
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[#9074](https://github.com/rust-lang/rust-clippy/pull/9074)
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* [`new_without_default`]: Now ignores generics and lifetime parameters on `fn new`
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[#9115](https://github.com/rust-lang/rust-clippy/pull/9115)
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* [`needless_borrow`]: Now ignores cases that result in the execution of different traits
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[#9096](https://github.com/rust-lang/rust-clippy/pull/9096)
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* [`declare_interior_mutable_const`]: No longer triggers in thread-local initializers
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[#9246](https://github.com/rust-lang/rust-clippy/pull/9246)
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### Suggestion Fixes/Improvements
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* [`type_repetition_in_bounds`]: The suggestion now works with maybe bounds
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[#9132](https://github.com/rust-lang/rust-clippy/pull/9132)
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* [`transmute_ptr_to_ref`]: Now suggests `pointer::cast` when possible
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[#8939](https://github.com/rust-lang/rust-clippy/pull/8939)
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* [`useless_format`]: Now suggests the correct variable name
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[#9237](https://github.com/rust-lang/rust-clippy/pull/9237)
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* [`or_fun_call`]: The lint emission will now only span over the `unwrap_or` call
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[#9144](https://github.com/rust-lang/rust-clippy/pull/9144)
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* [`neg_multiply`]: Now suggests adding parentheses around suggestion if needed
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[#9026](https://github.com/rust-lang/rust-clippy/pull/9026)
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* [`unnecessary_lazy_evaluations`]: Now suggest for `bool::then_some` for lazy evaluation
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[#9099](https://github.com/rust-lang/rust-clippy/pull/9099)
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* [`manual_flatten`]: Improved message for long code snippets
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[#9156](https://github.com/rust-lang/rust-clippy/pull/9156)
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* [`explicit_counter_loop`]: The suggestion is now machine applicable
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[#9149](https://github.com/rust-lang/rust-clippy/pull/9149)
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* [`needless_borrow`]: Now keeps parentheses around fields, when needed
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[#9210](https://github.com/rust-lang/rust-clippy/pull/9210)
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* [`while_let_on_iterator`]: The suggestion now works in `FnOnce` closures
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[#9134](https://github.com/rust-lang/rust-clippy/pull/9134)
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### ICE Fixes
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* Fix ICEs related to `#![feature(generic_const_exprs)]` usage
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[#9241](https://github.com/rust-lang/rust-clippy/pull/9241)
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* Fix ICEs related to reference lints
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[#9093](https://github.com/rust-lang/rust-clippy/pull/9093)
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* [`question_mark`]: Fix ICE on zero field tuple structs
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[#9244](https://github.com/rust-lang/rust-clippy/pull/9244)
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### Documentation Improvements
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* [`needless_option_take`]: Now includes a "What it does" and "Why is this bad?" section.
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[#9022](https://github.com/rust-lang/rust-clippy/pull/9022)
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### Others
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* Using `--cap-lints=allow` and only `--force-warn`ing some will now work with Clippy's driver
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[#9036](https://github.com/rust-lang/rust-clippy/pull/9036)
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* Clippy now tries to read the `rust-version` from `Cargo.toml` to identify the
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minimum supported rust version
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[#8774](https://github.com/rust-lang/rust-clippy/pull/8774)
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## Rust 1.63
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Current stable, released 2022-08-11
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Released 2022-08-11
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[7c21f91b...d7b5cbf0](https://github.com/rust-lang/rust-clippy/compare/7c21f91b...d7b5cbf0)
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@ -23,7 +23,7 @@ declare_clippy_lint! {
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/// let _ = std::iter::empty::<usize>();
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/// let iter: std::iter::Empty<usize> = std::iter::empty();
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/// ```
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#[clippy::version = "1.63.0"]
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#[clippy::version = "1.64.0"]
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pub DEFAULT_INSTEAD_OF_ITER_EMPTY,
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style,
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"check `std::iter::Empty::default()` and replace with `std::iter::empty()`"
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@ -135,7 +135,7 @@ declare_clippy_lint! {
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/// let x = String::new();
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/// let y: &str = &x;
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/// ```
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#[clippy::version = "1.60.0"]
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#[clippy::version = "1.64.0"]
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pub EXPLICIT_AUTO_DEREF,
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complexity,
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"dereferencing when the compiler would automatically dereference"
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@ -635,7 +635,7 @@ declare_clippy_lint! {
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/// arr.into_iter().find(|&el| el == 1)
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/// }
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/// ```
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#[clippy::version = "1.61.0"]
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#[clippy::version = "1.64.0"]
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pub MANUAL_FIND,
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complexity,
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"manual implementation of `Iterator::find`"
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/// let x: i32 = 24;
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/// let rem = x.rem_euclid(4);
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/// ```
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#[clippy::version = "1.63.0"]
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#[clippy::version = "1.64.0"]
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pub MANUAL_REM_EUCLID,
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complexity,
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"manually reimplementing `rem_euclid`"
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/// let mut vec = vec![0, 1, 2];
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/// vec.retain(|x| x % 2 == 0);
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/// ```
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#[clippy::version = "1.63.0"]
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#[clippy::version = "1.64.0"]
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pub MANUAL_RETAIN,
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perf,
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"`retain()` is simpler and the same functionalitys"
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