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Auto merge of #6347 - flip1995:changelog, r=Manishearth
Changelog Rust 1.48 [Rendered](https://github.com/flip1995/rust-clippy/blob/changelog/CHANGELOG.md) This changelog is **big**. Hacktoberfest was pretty good for us, even though we had too few reviewers. changelog: none
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CHANGELOG.md
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CHANGELOG.md
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@ -6,11 +6,117 @@ document.
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## Unreleased / In Rust Nightly
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[e636b88...master](https://github.com/rust-lang/rust-clippy/compare/e636b88...master)
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[b20d4c1...master](https://github.com/rust-lang/rust-clippy/compare/b20d4c1...master)
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## Rust 1.49
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Current beta, release 2020-12-31
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[e636b88...b20d4c1](https://github.com/rust-lang/rust-clippy/compare/e636b88...b20d4c1)
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### New Lints
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* [`field_reassign_with_default`] [#5911](https://github.com/rust-lang/rust-clippy/pull/5911)
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* [`await_holding_refcell_ref`] [#6029](https://github.com/rust-lang/rust-clippy/pull/6029)
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* [`disallowed_method`] [#6081](https://github.com/rust-lang/rust-clippy/pull/6081)
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* [`inline_asm_x86_att_syntax`] [#6092](https://github.com/rust-lang/rust-clippy/pull/6092)
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* [`inline_asm_x86_intel_syntax`] [#6092](https://github.com/rust-lang/rust-clippy/pull/6092)
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* [`from_iter_instead_of_collect`] [#6101](https://github.com/rust-lang/rust-clippy/pull/6101)
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* [`mut_mutex_lock`] [#6103](https://github.com/rust-lang/rust-clippy/pull/6103)
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* [`single_element_loop`] [#6109](https://github.com/rust-lang/rust-clippy/pull/6109)
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* [`manual_unwrap_or`] [#6123](https://github.com/rust-lang/rust-clippy/pull/6123)
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* [`large_types_passed_by_value`] [#6135](https://github.com/rust-lang/rust-clippy/pull/6135)
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* [`result_unit_err`] [#6157](https://github.com/rust-lang/rust-clippy/pull/6157)
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* [`ref_option_ref`] [#6165](https://github.com/rust-lang/rust-clippy/pull/6165)
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* [`manual_range_contains`] [#6177](https://github.com/rust-lang/rust-clippy/pull/6177)
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* [`unusual_byte_groupings`] [#6183](https://github.com/rust-lang/rust-clippy/pull/6183)
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* [`comparison_to_empty`] [#6226](https://github.com/rust-lang/rust-clippy/pull/6226)
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* [`map_collect_result_unit`] [#6227](https://github.com/rust-lang/rust-clippy/pull/6227)
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* [`manual_ok_or`] [#6233](https://github.com/rust-lang/rust-clippy/pull/6233)
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### Moves and Deprecations
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* Rename `single_char_push_str` to [`single_char_add_str`]
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[#6037](https://github.com/rust-lang/rust-clippy/pull/6037)
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* Rename `zero_width_space` to [`invisible_characters`]
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[#6105](https://github.com/rust-lang/rust-clippy/pull/6105)
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* Deprecate [`drop_bounds`] (uplifted)
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[#6111](https://github.com/rust-lang/rust-clippy/pull/6111)
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* Move [`string_lit_as_bytes`] to `nursery`
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[#6117](https://github.com/rust-lang/rust-clippy/pull/6117)
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* Move [`rc_buffer`] to `restriction`
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[#6128](https://github.com/rust-lang/rust-clippy/pull/6128)
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### Enhancements
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* [`manual_memcpy`]: Also lint when there are loop counters (and produce a
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reliable suggestion)
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[#5727](https://github.com/rust-lang/rust-clippy/pull/5727)
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* [`single_char_add_str`]: Also lint on `String::insert_str`
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[#6037](https://github.com/rust-lang/rust-clippy/pull/6037)
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* [`invisible_characters`]: Also lint the characters `\u{AD}` and `\u{2060}`
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[#6105](https://github.com/rust-lang/rust-clippy/pull/6105)
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* [`eq_op`]: Also lint on the `assert_*!` macro family
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[#6167](https://github.com/rust-lang/rust-clippy/pull/6167)
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* [`items_after_statements`]: Also lint in local macro expansions
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[#6176](https://github.com/rust-lang/rust-clippy/pull/6176)
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* [`unnecessary_cast`]: Also lint casts on integer and float literals
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[#6187](https://github.com/rust-lang/rust-clippy/pull/6187)
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* [`manual_unwrap_or`]: Also lint `Result::unwrap_or`
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[#6190](https://github.com/rust-lang/rust-clippy/pull/6190)
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* [`match_like_matches_macro`]: Also lint when `match` has more than two arms
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[#6216](https://github.com/rust-lang/rust-clippy/pull/6216)
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* [`integer_arithmetic`]: Better handle `/` an `%` operators
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[#6229](https://github.com/rust-lang/rust-clippy/pull/6229)
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### False Positive Fixes
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* [`needless_lifetimes`]: Bail out if the function has a `where` clause with the
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lifetime [#5978](https://github.com/rust-lang/rust-clippy/pull/5978)
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* [`explicit_counter_loop`]: No longer lints, when loop counter is used after it
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is incremented [#6076](https://github.com/rust-lang/rust-clippy/pull/6076)
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* [`or_fun_call`]: Revert changes addressing the handling of `const fn`
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[#6077](https://github.com/rust-lang/rust-clippy/pull/6077)
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* [`needless_range_loop`]: No longer lints, when the iterable is used in the
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range [#6102](https://github.com/rust-lang/rust-clippy/pull/6102)
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* [`inconsistent_digit_grouping`]: Fix bug when using floating point exponent
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[#6104](https://github.com/rust-lang/rust-clippy/pull/6104)
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* [`mistyped_literal_suffixes`]: No longer lints on the fractional part of a
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float (e.g. `713.32_64`)
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[#6114](https://github.com/rust-lang/rust-clippy/pull/6114)
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* [`invalid_regex`]: No longer lint on unicode characters within `bytes::Regex`
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[#6132](https://github.com/rust-lang/rust-clippy/pull/6132)
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* [`boxed_local`]: No longer lints on `extern fn` arguments
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[#6133](https://github.com/rust-lang/rust-clippy/pull/6133)
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* [`needless_lifetimes`]: Fix regression, where lifetime is used in `where`
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clause [#6198](https://github.com/rust-lang/rust-clippy/pull/6198)
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### Suggestion Fixes/Improvements
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* [`unnecessary_sort_by`]: Avoid dereferencing the suggested closure parameter
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[#6078](https://github.com/rust-lang/rust-clippy/pull/6078)
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* [`needless_arbitrary_self_type`]: Correctly handle expanded code
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[#6093](https://github.com/rust-lang/rust-clippy/pull/6093)
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* [`useless_format`]: Preserve raw strings in suggestion
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[#6151](https://github.com/rust-lang/rust-clippy/pull/6151)
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* [`empty_loop`]: Suggest alternatives
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[#6162](https://github.com/rust-lang/rust-clippy/pull/6162)
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* [`borrowed_box`]: Correctly add parentheses in suggestion
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[#6200](https://github.com/rust-lang/rust-clippy/pull/6200)
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* [`unused_unit`]: Improve suggestion formatting
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[#6247](https://github.com/rust-lang/rust-clippy/pull/6247)
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### Documentation Improvements
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* Some doc improvements:
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* [`rc_buffer`] [#6090](https://github.com/rust-lang/rust-clippy/pull/6090)
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* [`empty_loop`] [#6162](https://github.com/rust-lang/rust-clippy/pull/6162)
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* [`doc_markdown`]: Document problematic link text style
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[#6107](https://github.com/rust-lang/rust-clippy/pull/6107)
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## Rust 1.48
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Current beta, release 2020-11-19
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Current stable, released 2020-11-19
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[09bd400...e636b88](https://github.com/rust-lang/rust-clippy/compare/09bd400...e636b88)
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@ -56,7 +162,7 @@ Current beta, release 2020-11-19
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* [`useless_attribute`]: permit allowing [`wildcard_imports`] and [`enum_glob_use`]
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[#5994](https://github.com/rust-lang/rust-clippy/pull/5994)
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* [`transmute_ptr_to_ptr`]: avoid suggesting dereferencing raw pointers in const contexts
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* [`transmute_ptr_to_ptr`]: avoid suggesting dereferencing raw pointers in const contexts
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[#5999](https://github.com/rust-lang/rust-clippy/pull/5999)
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* [`redundant_closure_call`]: take into account usages of the closure in nested functions and closures
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[#5920](https://github.com/rust-lang/rust-clippy/pull/5920)
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[#5949](https://github.com/rust-lang/rust-clippy/pull/5949)
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* [`doc_markdown`]: allow using "GraphQL" without backticks
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[#5996](https://github.com/rust-lang/rust-clippy/pull/5996)
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* [`to_string_in_display`]: avoid linting when calling `to_string()` on anything that is not `self`
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* [`to_string_in_display`]: avoid linting when calling `to_string()` on anything that is not `self`
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[#5971](https://github.com/rust-lang/rust-clippy/pull/5971)
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* [`indexing_slicing`] and [`out_of_bounds_indexing`] treat references to arrays as arrays
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[#6034](https://github.com/rust-lang/rust-clippy/pull/6034)
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[#5946](https://github.com/rust-lang/rust-clippy/pull/5946)
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* [`useless_conversion`]: show the type in the error message
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[#6035](https://github.com/rust-lang/rust-clippy/pull/6035)
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* [`unnecessary_mut_passed`]: discriminate between functions and methods in the error message
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* [`unnecessary_mut_passed`]: discriminate between functions and methods in the error message
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[#5892](https://github.com/rust-lang/rust-clippy/pull/5892)
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* [`float_cmp`] and [`float_cmp_const`]: change wording to make margin of error less ambiguous
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[#6043](https://github.com/rust-lang/rust-clippy/pull/6043)
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* [`default_trait_access`]: do not use unnecessary type parameters in the suggestion
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[#5993](https://github.com/rust-lang/rust-clippy/pull/5993)
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* [`collapsible_if`]: don't use expanded code in the suggestion
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* [`collapsible_if`]: don't use expanded code in the suggestion
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[#5992](https://github.com/rust-lang/rust-clippy/pull/5992)
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* Do not suggest empty format strings in [`print_with_newline`] and [`write_with_newline`]
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[#6042](https://github.com/rust-lang/rust-clippy/pull/6042)
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* [`unit_arg`]: improve the readability of the suggestion
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[#5931](https://github.com/rust-lang/rust-clippy/pull/5931)
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* [`stable_sort_primitive`]: print the type that is being sorted in the lint message
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* [`stable_sort_primitive`]: print the type that is being sorted in the lint message
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[#5935](https://github.com/rust-lang/rust-clippy/pull/5935)
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* Show line count and max lines in [`too_many_lines`] lint message
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[#6009](https://github.com/rust-lang/rust-clippy/pull/6009)
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[#5900](https://github.com/rust-lang/rust-clippy/pull/5900)
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* [`option_map_unit_fn`] and [`result_map_unit_fn`]: print the unit type `()` explicitly
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[#6024](https://github.com/rust-lang/rust-clippy/pull/6024)
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* [`redundant_allocation`]: suggest replacing `Rc<Box<T>>` with `Rc<T>`
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* [`redundant_allocation`]: suggest replacing `Rc<Box<T>>` with `Rc<T>`
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[#5899](https://github.com/rust-lang/rust-clippy/pull/5899)
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* Make lint messages adhere to rustc dev guide conventions
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[#5893](https://github.com/rust-lang/rust-clippy/pull/5893)
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## Rust 1.47
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Current stable, released 2020-10-08
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Released 2020-10-08
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[c2c07fa...09bd400](https://github.com/rust-lang/rust-clippy/compare/c2c07fa...09bd400)
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@ -29,8 +29,11 @@ bullet points might be helpful:
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* When writing the release notes for the **upcoming beta release**, you need to check
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out the Clippy commit of the current Rust `master`. [Link][rust_master_tools]
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* When writing the (forgotten) release notes for a **past stable release**, you
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need to select the Rust release tag from the dropdown and then check the
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commit of the Clippy directory:
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need to check out the Rust release tag of the stable release.
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[Link][rust_stable_tools]
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Usually you want to wirte the changelog of the **upcoming stable release**. Make
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sure though, that `beta` was already branched in the Rust repository.
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To find the commit hash, issue the following command when in a `rust-lang/rust` checkout:
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```
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@ -71,6 +74,19 @@ The order should roughly be:
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7. Documentation improvements
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8. Others
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As section headers, we use:
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```
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### New Lints
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### Moves and Deprecations
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### Enhancements
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### False Positive Fixes
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### Suggestion Fixes/Improvements
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### ICE Fixes
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### Documentation Improvements
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### Others
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```
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Please also be sure to update the Beta/Unreleased sections at the top with the
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relevant commit ranges.
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@ -78,3 +94,4 @@ relevant commit ranges.
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[forge]: https://forge.rust-lang.org/
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[rust_master_tools]: https://github.com/rust-lang/rust/tree/master/src/tools/clippy
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[rust_beta_tools]: https://github.com/rust-lang/rust/tree/beta/src/tools/clippy
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[rust_stable_tools]: https://github.com/rust-lang/rust/releases
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