See [Changelog Update](book/src/development/infrastructure/changelog_update.md) if you want to update this
document.
-## Unreleased / In Rust Nightly
+## Unreleased / Beta / In Rust Nightly
-[3c7e7dbc...master](https://github.com/rust-lang/rust-clippy/compare/3c7e7dbc...master)
+[b52fb523...master](https://github.com/rust-lang/rust-clippy/compare/b52fb523...master)
+
+## Rust 1.65
+
+Current stable, released 2022-11-03
+
+[3c7e7dbc...b52fb523](https://github.com/rust-lang/rust-clippy/compare/3c7e7dbc...b52fb523)
+
+### Important Changes
+
+* Clippy now has an `--explain <LINT>` command to show the lint description in the console
+ [#8952](https://github.com/rust-lang/rust-clippy/pull/8952)
+
+### New Lints
+
+* [`unused_peekable`]
+ [#9258](https://github.com/rust-lang/rust-clippy/pull/9258)
+* [`collapsible_str_replace`]
+ [#9269](https://github.com/rust-lang/rust-clippy/pull/9269)
+* [`manual_string_new`]
+ [#9295](https://github.com/rust-lang/rust-clippy/pull/9295)
+* [`iter_on_empty_collections`]
+ [#9187](https://github.com/rust-lang/rust-clippy/pull/9187)
+* [`iter_on_single_items`]
+ [#9187](https://github.com/rust-lang/rust-clippy/pull/9187)
+* [`bool_to_int_with_if`]
+ [#9412](https://github.com/rust-lang/rust-clippy/pull/9412)
+* [`multi_assignments`]
+ [#9379](https://github.com/rust-lang/rust-clippy/pull/9379)
+* [`result_large_err`]
+ [#9373](https://github.com/rust-lang/rust-clippy/pull/9373)
+* [`partialeq_to_none`]
+ [#9288](https://github.com/rust-lang/rust-clippy/pull/9288)
+* [`suspicious_to_owned`]
+ [#8984](https://github.com/rust-lang/rust-clippy/pull/8984)
+* [`cast_slice_from_raw_parts`]
+ [#9247](https://github.com/rust-lang/rust-clippy/pull/9247)
+* [`manual_instant_elapsed`]
+ [#9264](https://github.com/rust-lang/rust-clippy/pull/9264)
+
+### Moves and Deprecations
+
+* Moved [`significant_drop_in_scrutinee`] to `nursery` (now allow-by-default)
+ [#9302](https://github.com/rust-lang/rust-clippy/pull/9302)
+* Rename `logic_bug` to [`overly_complex_bool_expr`]
+ [#9306](https://github.com/rust-lang/rust-clippy/pull/9306)
+* Rename `arithmetic` to [`arithmetic_side_effects`]
+ [#9443](https://github.com/rust-lang/rust-clippy/pull/9443)
+* Moved [`only_used_in_recursion`] to complexity (now warn-by-default)
+ [#8804](https://github.com/rust-lang/rust-clippy/pull/8804)
+* Moved [`assertions_on_result_states`] to restriction (now allow-by-default)
+ [#9273](https://github.com/rust-lang/rust-clippy/pull/9273)
+* Renamed `blacklisted_name` to [`disallowed_names`]
+ [#8974](https://github.com/rust-lang/rust-clippy/pull/8974)
+
+### Enhancements
+
+* [`option_if_let_else`]: Now also checks for match expressions
+ [#8696](https://github.com/rust-lang/rust-clippy/pull/8696)
+* [`explicit_auto_deref`]: Now lints on implicit returns in closures
+ [#9126](https://github.com/rust-lang/rust-clippy/pull/9126)
+* [`needless_borrow`]: Now considers trait implementations
+ [#9136](https://github.com/rust-lang/rust-clippy/pull/9136)
+* [`suboptimal_flops`], [`imprecise_flops`]: Now lint on constant expressions
+ [#9404](https://github.com/rust-lang/rust-clippy/pull/9404)
+* [`if_let_mutex`]: Now detects mutex behind references and warns about deadlocks
+ [#9318](https://github.com/rust-lang/rust-clippy/pull/9318)
+
+### False Positive Fixes
+
+* [`unit_arg`] [`default_trait_access`] [`missing_docs_in_private_items`]: No longer
+ trigger in code generated from proc-macros
+ [#8694](https://github.com/rust-lang/rust-clippy/pull/8694)
+* [`unwrap_used`]: Now lints uses of `unwrap_err`
+ [#9338](https://github.com/rust-lang/rust-clippy/pull/9338)
+* [`expect_used`]: Now lints uses of `expect_err`
+ [#9338](https://github.com/rust-lang/rust-clippy/pull/9338)
+* [`transmute_undefined_repr`]: Now longer lints if the first field is compatible
+ with the other type
+ [#9287](https://github.com/rust-lang/rust-clippy/pull/9287)
+* [`unnecessary_to_owned`]: No longer lints, if type change cased errors in
+ the caller function
+ [#9424](https://github.com/rust-lang/rust-clippy/pull/9424)
+* [`match_like_matches_macro`]: No longer lints, if there are comments inside the
+ match expression
+ [#9276](https://github.com/rust-lang/rust-clippy/pull/9276)
+* [`partialeq_to_none`]: No longer trigger in code generated from macros
+ [#9389](https://github.com/rust-lang/rust-clippy/pull/9389)
+* [`arithmetic_side_effects`]: No longer lints expressions that only use literals
+ [#9365](https://github.com/rust-lang/rust-clippy/pull/9365)
+* [`explicit_auto_deref`]: Now ignores references on block expressions when the type
+ is `Sized`, on `dyn Trait` returns and when the suggestion is non-trivial
+ [#9126](https://github.com/rust-lang/rust-clippy/pull/9126)
+* [`trait_duplication_in_bounds`]: Now better tracks bounds to avoid false positives
+ [#9167](https://github.com/rust-lang/rust-clippy/pull/9167)
+* [`format_in_format_args`]: Now suggests cases where the result is formatted again
+ [#9349](https://github.com/rust-lang/rust-clippy/pull/9349)
+* [`only_used_in_recursion`]: No longer lints on function without recursions and
+ takes external functions into account
+ [#8804](https://github.com/rust-lang/rust-clippy/pull/8804)
+* [`missing_const_for_fn`]: No longer lints in proc-macros
+ [#9308](https://github.com/rust-lang/rust-clippy/pull/9308)
+* [`non_ascii_literal`]: Allow non-ascii comments in tests and make sure `#[allow]`
+ attributes work in tests
+ [#9327](https://github.com/rust-lang/rust-clippy/pull/9327)
+* [`question_mark`]: No longer lint `if let`s with subpatterns
+ [#9348](https://github.com/rust-lang/rust-clippy/pull/9348)
+* [`needless_collect`]: No longer lints in loops
+ [#8992](https://github.com/rust-lang/rust-clippy/pull/8992)
+* [`mut_mutex_lock`]: No longer lints if the mutex is behind an immutable reference
+ [#9418](https://github.com/rust-lang/rust-clippy/pull/9418)
+* [`needless_return`]: Now ignores returns with arguments
+ [#9381](https://github.com/rust-lang/rust-clippy/pull/9381)
+* [`range_plus_one`], [`range_minus_one`]: Now ignores code with macros
+ [#9446](https://github.com/rust-lang/rust-clippy/pull/9446)
+* [`assertions_on_result_states`]: No longer lints on the unit type
+ [#9273](https://github.com/rust-lang/rust-clippy/pull/9273)
+
+### Suggestion Fixes/Improvements
+
+* [`unwrap_or_else_default`]: Now suggests `unwrap_or_default()` for empty strings
+ [#9421](https://github.com/rust-lang/rust-clippy/pull/9421)
+* [`if_then_some_else_none`]: Now also suggests `bool::then_some`
+ [#9289](https://github.com/rust-lang/rust-clippy/pull/9289)
+* [`redundant_closure_call`]: The suggestion now works for async closures
+ [#9053](https://github.com/rust-lang/rust-clippy/pull/9053)
+* [`suboptimal_flops`]: Now suggests parenthesis when they are required
+ [#9394](https://github.com/rust-lang/rust-clippy/pull/9394)
+* [`case_sensitive_file_extension_comparisons`]: Now suggests `map_or(..)` instead of `map(..).unwrap_or`
+ [#9341](https://github.com/rust-lang/rust-clippy/pull/9341)
+* Deprecated configuration values can now be updated automatically
+ [#9252](https://github.com/rust-lang/rust-clippy/pull/9252)
+* [`or_fun_call`]: Now suggest `Entry::or_default` for `Entry::or_insert(Default::default())`
+ [#9342](https://github.com/rust-lang/rust-clippy/pull/9342)
+* [`unwrap_used`]: Only suggests `expect` if [`expect_used`] is allowed
+ [#9223](https://github.com/rust-lang/rust-clippy/pull/9223)
+
+### ICE Fixes
+
+* Fix ICE in [`useless_format`] for literals
+ [#9406](https://github.com/rust-lang/rust-clippy/pull/9406)
+* Fix infinite loop in [`vec_init_then_push`]
+ [#9441](https://github.com/rust-lang/rust-clippy/pull/9441)
+* Fix ICE when reading literals with weird proc-macro spans
+ [#9303](https://github.com/rust-lang/rust-clippy/pull/9303)
## Rust 1.64
-Current stable, released 2022-09-22
+Released 2022-09-22
[d7b5cbf0...3c7e7dbc](https://github.com/rust-lang/rust-clippy/compare/d7b5cbf0...3c7e7dbc)
[`format_push_string`]: https://rust-lang.github.io/rust-clippy/master/index.html#format_push_string
[`from_iter_instead_of_collect`]: https://rust-lang.github.io/rust-clippy/master/index.html#from_iter_instead_of_collect
[`from_over_into`]: https://rust-lang.github.io/rust-clippy/master/index.html#from_over_into
+[`from_raw_with_void_ptr`]: https://rust-lang.github.io/rust-clippy/master/index.html#from_raw_with_void_ptr
[`from_str_radix_10`]: https://rust-lang.github.io/rust-clippy/master/index.html#from_str_radix_10
[`future_not_send`]: https://rust-lang.github.io/rust-clippy/master/index.html#future_not_send
[`get_first`]: https://rust-lang.github.io/rust-clippy/master/index.html#get_first
[`len_zero`]: https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[`let_and_return`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[`let_underscore_drop`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_drop
+[`let_underscore_future`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_future
[`let_underscore_lock`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_lock
[`let_underscore_must_use`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_must_use
[`let_unit_value`]: https://rust-lang.github.io/rust-clippy/master/index.html#let_unit_value
[`manual_find_map`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_find_map
[`manual_flatten`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_flatten
[`manual_instant_elapsed`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_instant_elapsed
+[`manual_is_ascii_check`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_ascii_check
+[`manual_let_else`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_let_else
[`manual_map`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_map
[`manual_memcpy`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy
[`manual_non_exhaustive`]: https://rust-lang.github.io/rust-clippy/master/index.html#manual_non_exhaustive
[`missing_panics_doc`]: https://rust-lang.github.io/rust-clippy/master/index.html#missing_panics_doc
[`missing_safety_doc`]: https://rust-lang.github.io/rust-clippy/master/index.html#missing_safety_doc
[`missing_spin_loop`]: https://rust-lang.github.io/rust-clippy/master/index.html#missing_spin_loop
+[`missing_trait_methods`]: https://rust-lang.github.io/rust-clippy/master/index.html#missing_trait_methods
[`mistyped_literal_suffixes`]: https://rust-lang.github.io/rust-clippy/master/index.html#mistyped_literal_suffixes
[`mixed_case_hex_literals`]: https://rust-lang.github.io/rust-clippy/master/index.html#mixed_case_hex_literals
[`mixed_read_write_in_expression`]: https://rust-lang.github.io/rust-clippy/master/index.html#mixed_read_write_in_expression
[`panic_in_result_fn`]: https://rust-lang.github.io/rust-clippy/master/index.html#panic_in_result_fn
[`panic_params`]: https://rust-lang.github.io/rust-clippy/master/index.html#panic_params
[`panicking_unwrap`]: https://rust-lang.github.io/rust-clippy/master/index.html#panicking_unwrap
+[`partial_pub_fields`]: https://rust-lang.github.io/rust-clippy/master/index.html#partial_pub_fields
[`partialeq_ne_impl`]: https://rust-lang.github.io/rust-clippy/master/index.html#partialeq_ne_impl
[`partialeq_to_none`]: https://rust-lang.github.io/rust-clippy/master/index.html#partialeq_to_none
[`path_buf_push_overwrite`]: https://rust-lang.github.io/rust-clippy/master/index.html#path_buf_push_overwrite
[`same_item_push`]: https://rust-lang.github.io/rust-clippy/master/index.html#same_item_push
[`same_name_method`]: https://rust-lang.github.io/rust-clippy/master/index.html#same_name_method
[`search_is_some`]: https://rust-lang.github.io/rust-clippy/master/index.html#search_is_some
+[`seek_from_current`]: https://rust-lang.github.io/rust-clippy/master/index.html#seek_from_current
+[`seek_to_start_instead_of_rewind`]: https://rust-lang.github.io/rust-clippy/master/index.html#seek_to_start_instead_of_rewind
[`self_assignment`]: https://rust-lang.github.io/rust-clippy/master/index.html#self_assignment
[`self_named_constructors`]: https://rust-lang.github.io/rust-clippy/master/index.html#self_named_constructors
[`self_named_module_files`]: https://rust-lang.github.io/rust-clippy/master/index.html#self_named_module_files
[`suspicious_splitn`]: https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_splitn
[`suspicious_to_owned`]: https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_to_owned
[`suspicious_unary_op_formatting`]: https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_unary_op_formatting
+[`suspicious_xor_used_as_pow`]: https://rust-lang.github.io/rust-clippy/master/index.html#suspicious_xor_used_as_pow
[`swap_ptr_to_ref`]: https://rust-lang.github.io/rust-clippy/master/index.html#swap_ptr_to_ref
[`tabs_in_doc_comments`]: https://rust-lang.github.io/rust-clippy/master/index.html#tabs_in_doc_comments
[`temporary_assignment`]: https://rust-lang.github.io/rust-clippy/master/index.html#temporary_assignment
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