012f9d47b2
This still applies the lint, and also adds a structured suggestion to rename it.
149 KiB
149 KiB
Changelog
All notable changes to this project will be documented in this file. See Changelog Update if you want to update this document.
Unreleased / In Rust Nightly
Rust 1.52
Current beta, release 2021-05-06
New Lints
from_str_radix_10
#6717implicit_clone
#6730semicolon_if_nothing_returned
#6681manual_flatten
#6646inconsistent_struct_constructor
#6769iter_count
#6791default_numeric_fallback
#6662bytes_nth
#6695filter_map_identity
#6685manual_map
#6573
Moves and Deprecations
- Moved
upper_case_acronyms
topedantic
#6775 - Moved
manual_map
tonursery
#6796 - Moved
unnecessary_wraps
topedantic
#6765 - Moved
trivial_regex
tonursery
#6696 - Moved
naive_bytecount
topedantic
#6825 - Moved
upper_case_acronyms
tostyle
#6788 - Moved
manual_map
tostyle
#6801
Enhancements
disallowed_method
: Now supports functions in addition to methods #6674upper_case_acronyms
: Added a new configurationupper-case-acronyms-aggressive
to trigger the lint if there is more than one uppercase character next to each other #6788collapsible_match
: Now supports block comparison with different value names #6754unnecessary_wraps
: Will now suggest removing unnecessary wrapped return unit type, likeOption<()>
#6665- Improved value usage detection in closures #6698
False Positive Fixes
use_self
: No longer lints in macros #6833use_self
: Fixed multiple false positives for: generics, associated types and derive implementations #6179missing_inline_in_public_items
: No longer lints for procedural macros #6814inherent_to_string
: No longer lints on functions with function generics #6771doc_markdown
: AddOpenDNS
to the default configuration as an allowed identifier #6783missing_panics_doc
: No longer lints onunreachable!
#6700collapsible_if
: No longer lints on if statements with attributes #6701match_same_arms
: Only considers empty blocks as equal if the tokens contained are the same #6843redundant_closure
: Now ignores macros #6871manual_map
: Fixed false positives when control flow statements likereturn
,break
etc. are used #6801vec_init_then_push
: Fixed false positives for loops and if statements #6697len_without_is_empty
: Will now consider multiple impl blocks and#[allow]
on thelen
method as well as the type definition. #6853let_underscore_drop
: Only lints on types which implementDrop
#6682unit_arg
: No longer lints on unit arguments when they come from a path expression. #6601cargo_common_metadata
: No longer lints ifpublish = false
is defined in the manifest #6650
Suggestion Fixes/Improvements
collapsible_match
: Fixed lint message capitalization #6766or_fun_call
: Improved suggestions foror_insert(vec![])
#6790manual_map
: No longer expands macros in the suggestions #6801- Aligned Clippy's lint messages with the rustc dev guide #6787
ICE Fixes
Documentation Improvements
useless_format
: Improved the documentation example #6854- Clippy's
README.md
: Includes a new subsection on running Clippy as a rustc wrapper #6782
Others
- Running
cargo clippy
aftercargo check
now works as expected (cargo clippy
andcargo check
no longer shares the same build cache) #6687 - Cargo now re-runs Clippy if arguments after
--
provided tocargo clippy
are changed. #6834 - Extracted Clippy's
utils
module into the newclippy_utils
crate #6756 - Clippy lintcheck tool improvements #6800 #6735 #6764 #6708 #6780 #6686
Rust 1.51
Current stable, released 2021-03-25
New Lints
upper_case_acronyms
#6475from_over_into
#6476case_sensitive_file_extension_comparisons
#6500needless_question_mark
#6507missing_panics_doc
#6523redundant_slicing
#6528vec_init_then_push
#6538ptr_as_ptr
#6542collapsible_else_if
(split out fromcollapsible_if
) #6544inspect_for_each
#6577manual_filter_map
#6591exhaustive_enums
#6617exhaustive_structs
#6617
Moves and Deprecations
- Replace
find_map
withmanual_find_map
#6591 unknown_clippy_lints
Now integrated in theunknown_lints
rustc lint #6653
Enhancements
ptr_arg
Now also suggests to use&Path
instead of&PathBuf
#6506cast_ptr_alignment
Also lint when thepointer::cast
method is used #6557collapsible_match
Now also deals with&
and*
operators in thematch
scrutinee #6619
False Positive Fixes
similar_names
Ignore underscore prefixed names #6403print_literal
andwrite_literal
No longer lint numeric literals #6408large_enum_variant
No longer lints in external macros #6485empty_enum
Only lint ifnever_type
feature is enabled #6513field_reassign_with_default
No longer lints in macros #6553size_of_in_element_count
No longer lints when dividing by element size #6578needless_return
No longer lints in macros #6586match_overlapping_arm
No longer lint when first arm is completely included in second arm #6603doc_markdown
AddWebGL
to the default configuration as an allowed identifier #6605
Suggestion Fixes/Improvements
field_reassign_with_default
Don't expand macro in lint suggestion #6531match_like_matches_macro
Strip references in suggestion #6532single_match
Suggestif
overif let
when possible #6574ref_in_deref
Use parentheses correctly in suggestion #6609stable_sort_primitive
Clarify error message #6611
ICE Fixes
Documentation Improvements
- Improve search performance on the Clippy website and make it possible to directly search for lints on the GitHub issue tracker #6483
- Clean up
README.md
by removing outdated paragraph #6488 await_holding_refcell_ref
andawait_holding_lock
#6585as_conversions
#6608
Others
- Clippy now has a Roadmap for 2021. If you like to get involved in a bigger project, take a look at the Roadmap project page. All issues listed there are actively mentored #6462
- The Clippy version number now corresponds to the Rust version number #6526
- Fix oversight which caused Clippy to lint deps in some environments, where
CLIPPY_TESTS=true
was set somewhere #6575 - Add
cargo dev-lintcheck
tool to the Clippy Dev Tool #6469
Rust 1.50
Released 2021-02-11
New Lints
suspicious_operation_groupings
#6086size_of_in_element_count
#6394unnecessary_wraps
#6070let_underscore_drop
#6305collapsible_match
#6402redundant_else
#6330zero_sized_map_values
#6218print_stderr
#6367string_from_utf8_as_bytes
#6134
Moves and Deprecations
- Previously deprecated
str_to_string
andstring_to_string
have been un-deprecated asrestriction
lints #6333 - Deprecate
panic_params
lint. This is now available in rustc asnon_fmt_panic
#6351 - Move
map_err_ignore
torestriction
#6416 - Move
await_holding_refcell_ref
topedantic
#6354 - Move
await_holding_lock
topedantic
#6354
Enhancements
- Add the
unreadable-literal-lint-fractions
configuration to disable theunreadable_literal
lint for fractions #6421 clone_on_copy
: Now shows the type in the lint message #6443redundant_pattern_matching
: Now also lints onstd::task::Poll
#6339redundant_pattern_matching
: Additionally also lints onstd::net::IpAddr
#6377search_is_some
: Now suggestscontains
instead offind(foo).is_some()
#6119clone_double_ref
: Now prints the reference type in the lint message #6442modulo_one
: Now also lints on -1. #6360empty_loop
: Now lints no_std crates, too #6205or_fun_call
: Now also lints when indexingHashMap
orBTreeMap
#6267wrong_self_convention
: Now also lints in trait definitions #6316needless_borrow
: Print the type in the lint message #6449
False Positive Fixes
manual_range_contains
: No longer lints inconst fn
#6382unnecessary_lazy_evaluations
: No longer lints if closure argument is used #6370match_single_binding
: Now ignores cases with#[cfg()]
macros #6435match_like_matches_macro
: No longer lints on arms with attributes #6290map_clone
: No longer lints with deref and clone #6269map_clone
: No longer lints in the case of &mut #6301needless_update
: Now ignoresnon_exhaustive
structs #6464needless_collect
: No longer lints when a collect is needed multiple times #6313unnecessary_cast
No longer lints cfg-dependent types #6369declare_interior_mutable_const
andborrow_interior_mutable_const
: Both now ignore enums with frozen variants #6110field_reassign_with_default
No longer lint for private fields #6537
Suggestion Fixes/Improvements
vec_box
: Provide correct type scope suggestion #6271manual_range_contains
: Give correct suggestion when using floats #6320unnecessary_lazy_evaluations
: Don't always mark suggestion as MachineApplicable #6272manual_async_fn
: Improve suggestion formatting #6294unnecessary_cast
: Fix incorrectly formatted float literal suggestion #6362
ICE Fixes
- Fix a crash in
from_iter_instead_of_collect
#6304 - Fix a silent crash when parsing doc comments in
needless_doctest_main
#6458
Documentation Improvements
- The lint website search has been improved (#6477):
- Searching for lints with dashes and spaces is possible now. For example
missing-errors-doc
andmissing errors doc
are now valid aliases for lint names - Improved fuzzy search in lint descriptions
- Searching for lints with dashes and spaces is possible now. For example
- Various README improvements #6287
- Add known problems to
comparison_chain
documentation #6390 - Fix example used in
cargo_common_metadata
#6293 - Improve
map_clone
documentation #6340
Others
- You can now tell Clippy about the MSRV your project supports. Please refer to the specific README section to learn more about MSRV support here #6201
- Add
--no-deps
option to avoid running on path dependencies in workspaces #6188
Rust 1.49
Released 2020-12-31
New Lints
field_reassign_with_default
#5911await_holding_refcell_ref
#6029disallowed_method
#6081inline_asm_x86_att_syntax
#6092inline_asm_x86_intel_syntax
#6092from_iter_instead_of_collect
#6101mut_mutex_lock
#6103single_element_loop
#6109manual_unwrap_or
#6123large_types_passed_by_value
#6135result_unit_err
#6157ref_option_ref
#6165manual_range_contains
#6177unusual_byte_groupings
#6183comparison_to_empty
#6226map_collect_result_unit
#6227manual_ok_or
#6233
Moves and Deprecations
- Rename
single_char_push_str
tosingle_char_add_str
#6037 - Rename
zero_width_space
toinvisible_characters
#6105 - Deprecate
drop_bounds
(uplifted) #6111 - Move
string_lit_as_bytes
tonursery
#6117 - Move
rc_buffer
torestriction
#6128
Enhancements
manual_memcpy
: Also lint when there are loop counters (and produce a reliable suggestion) #5727single_char_add_str
: Also lint onString::insert_str
#6037invisible_characters
: Also lint the characters\u{AD}
and\u{2060}
#6105eq_op
: Also lint on theassert_*!
macro family #6167items_after_statements
: Also lint in local macro expansions #6176unnecessary_cast
: Also lint casts on integer and float literals #6187manual_unwrap_or
: Also lintResult::unwrap_or
#6190match_like_matches_macro
: Also lint whenmatch
has more than two arms #6216integer_arithmetic
: Better handle/
an%
operators #6229
False Positive Fixes
needless_lifetimes
: Bail out if the function has awhere
clause with the lifetime #5978explicit_counter_loop
: No longer lints, when loop counter is used after it is incremented #6076or_fun_call
: Revert changes addressing the handling ofconst fn
#6077needless_range_loop
: No longer lints, when the iterable is used in the range #6102inconsistent_digit_grouping
: Fix bug when using floating point exponent #6104mistyped_literal_suffixes
: No longer lints on the fractional part of a float (e.g.713.32_64
) #6114invalid_regex
: No longer lint on unicode characters withinbytes::Regex
#6132boxed_local
: No longer lints onextern fn
arguments #6133needless_lifetimes
: Fix regression, where lifetime is used inwhere
clause #6198
Suggestion Fixes/Improvements
unnecessary_sort_by
: Avoid dereferencing the suggested closure parameter #6078needless_arbitrary_self_type
: Correctly handle expanded code #6093useless_format
: Preserve raw strings in suggestion #6151empty_loop
: Suggest alternatives #6162borrowed_box
: Correctly add parentheses in suggestion #6200unused_unit
: Improve suggestion formatting #6247
Documentation Improvements
- Some doc improvements:
doc_markdown
: Document problematic link text style #6107
Rust 1.48
Released 2020-11-19
New lints
self_assignment
#5894unnecessary_lazy_evaluations
#5720manual_strip
#6038map_err_ignore
#5998rc_buffer
#6044to_string_in_display
#5831single_char_push_str
#5881
Moves and Deprecations
- Downgrade
verbose_bit_mask
to pedantic #6036
Enhancements
- Extend
precedence
to handle chains of methods combined with unary negation #5928 useless_vec
: add a configuration value for the maximum allowed size on the stack #5907suspicious_arithmetic_impl
: extend to implementations ofBitAnd
,BitOr
,BitXor
,Rem
,Shl
, andShr
#5884invalid_atomic_ordering
: detect misuse ofcompare_exchange
,compare_exchange_weak
, andfetch_update
#6025- Avoid
redundant_pattern_matching
triggering in macros #6069 option_if_let_else
: distinguish pure from impureelse
expressions #5937needless_doctest_main
: parse doctests instead of using textual search #5912wildcard_imports
: allowprelude
to appear in any segment of an import #5929- Re-enable
len_zero
for ranges now thatrange_is_empty
is stable #5961 option_as_ref_deref
: catch fully-qualified calls toDeref::deref
andDerefMut::deref_mut
#5933
False Positive Fixes
useless_attribute
: permit allowingwildcard_imports
andenum_glob_use
#5994transmute_ptr_to_ptr
: avoid suggesting dereferencing raw pointers in const contexts #5999redundant_closure_call
: take into account usages of the closure in nested functions and closures #5920- Fix false positive in
borrow_interior_mutable_const
when referencing a field behind a pointer #5949 doc_markdown
: allow using "GraphQL" without backticks #5996to_string_in_display
: avoid linting when callingto_string()
on anything that is notself
#5971indexing_slicing
andout_of_bounds_indexing
treat references to arrays as arrays #6034should_implement_trait
: ignore methods with lifetime parameters #5725needless_return
: avoid linting if a temporary borrows a local variable #5903- Restrict
unnecessary_sort_by
to non-reference, Copy types #6006 - Avoid suggesting
from_bits
/to_bits
in const contexts intransmute_int_to_float
#5919 declare_interior_mutable_const
andborrow_interior_mutable_const
: improve detection of interior mutable types #6046
Suggestion Fixes/Improvements
let_and_return
: add a cast to the suggestion when the return expression has adjustments #5946useless_conversion
: show the type in the error message #6035unnecessary_mut_passed
: discriminate between functions and methods in the error message #5892float_cmp
andfloat_cmp_const
: change wording to make margin of error less ambiguous #6043default_trait_access
: do not use unnecessary type parameters in the suggestion #5993collapsible_if
: don't use expanded code in the suggestion #5992- Do not suggest empty format strings in
print_with_newline
andwrite_with_newline
#6042 unit_arg
: improve the readability of the suggestion #5931stable_sort_primitive
: print the type that is being sorted in the lint message #5935- Show line count and max lines in
too_many_lines
lint message #6009 - Keep parentheses in the suggestion of
useless_conversion
where applicable #5900 option_map_unit_fn
andresult_map_unit_fn
: print the unit type()
explicitly #6024redundant_allocation
: suggest replacingRc<Box<T>>
withRc<T>
#5899- Make lint messages adhere to rustc dev guide conventions #5893
ICE Fixes
- Fix ICE in
repeat_once
#5948
Documentation Improvements
mutable_key_type
: explain potential for false positives when the interior mutable type is not accessed in theHash
implementation #6019unnecessary_mut_passed
: fix typo #5913- Add example of false positive to
ptr_arg
docs. #5885 box_vec
,vec_box
andborrowed_box
: add link to the documentation ofBox
#6023
Rust 1.47
Released 2020-10-08
New lints
derive_ord_xor_partial_ord
#5848trait_duplication_in_bounds
#5852map_identity
#5694unit_return_expecting_ord
#5737pattern_type_mismatch
#4841repeat_once
#5773same_item_push
#5825needless_arbitrary_self_type
#5869match_like_matches_macro
#5769stable_sort_primitive
#5809blanket_clippy_restriction_lints
#5750option_if_let_else
#5301
Moves and Deprecations
- Deprecate
regex_macro
lint #5760 - Move
range_minus_one
topedantic
#5752
Enhancements
- Improve
needless_collect
by catchingcollect
calls followed byiter
orinto_iter
calls #5837 panic
,todo
,unimplemented
andunreachable
now detect calls with formatting #5811- Detect more cases of
suboptimal_flops
andimprecise_flops
#5443 - Handle asymmetrical implementations of
PartialEq
incmp_owned
#5701 - Make it possible to allow
unsafe_derive_deserialize
#5870 - Catch
ord.min(a).max(b)
where a < b inmin_max
#5871 - Make
clone_on_copy
suggestion machine applicable #5745 - Enable
len_zero
on ranges now thatis_empty
is stable on them #5961
False Positive Fixes
- Avoid triggering
or_fun_call
with const fns that take no arguments #5889 - Fix
redundant_closure_call
false positive for closures that have multiple calls #5800 - Don't lint cases involving
ManuallyDrop
inredundant_clone
#5824 - Treat a single expression the same as a single statement in the 2nd arm of a match in
single_match_else
#5771 - Don't trigger
unnested_or_patterns
if the featureor_patterns
is not enabled #5758 - Avoid linting if key borrows in
unnecessary_sort_by
#5756 - Consider
Try
impl forPoll
when generating suggestions intry_err
#5857 - Take input lifetimes into account in
manual_async_fn
#5859 - Fix multiple false positives in
type_repetition_in_bounds
and add a configuration option #5761 - Limit the
suspicious_arithmetic_impl
lint to one binary operation #5820
Suggestion Fixes/Improvements
- Improve readability of
shadow_unrelated
suggestion by truncating the RHS snippet #5788 - Suggest
filter_map
instead offlat_map
when mapping toOption
inmap_flatten
#5846 - Ensure suggestion is shown correctly for long method call chains in
iter_nth_zero
#5793 - Drop borrow operator in suggestions of
redundant_pattern_matching
#5815 - Add suggestion for
iter_skip_next
#5843 - Improve
collapsible_if
fix suggestion #5732
ICE Fixes
- Fix ICE caused by
needless_collect
#5877 - Fix ICE caused by
unnested_or_patterns
#5784
Documentation Improvements
- Fix grammar of
await_holding_lock
documentation #5748
Others
- Make lints adhere to the rustc dev guide #5888
Rust 1.46
Released 2020-08-27
New lints
Moves and Deprecations
- Move
cast_ptr_alignment
to pedantic #5667
Enhancements
- Improve
mem_replace_with_uninit
lint #5695
False Positive Fixes
len_zero
: Avoid linting ranges when therange_is_empty
feature is not enabled #5656let_and_return
: Don't lint if a temporary borrow is involved #5680reversed_empty_ranges
: Avoid lintingN..N
in for loop arguments in #5692if_same_then_else
: Don't assume multiplication is always commutative #5702blacklisted_name
: Removebar
from the default configuration #5712redundant_pattern_matching
: Avoid suggesting non-const fn
calls in const contexts #5724
Suggestion Fixes/Improvements
- Fix suggestion of
unit_arg
lint, so that it suggest semantic equivalent code #4455 - Add auto applicable suggestion to
macro_use_imports
#5279
ICE Fixes
- Fix ICE in the
consts
module of Clippy #5709
Documentation Improvements
- Improve code examples across multiple lints #5664
Others
- Introduce a
--rustc
flag toclippy-driver
, which turnsclippy-driver
intorustc
and passes all the given arguments torustc
. This is especially useful for tools that need therustc
version Clippy was compiled with, instead of the Clippy version. E.g.clippy-driver --rustc --version
will print the output ofrustc --version
. #5178 - New issue templates now make it easier to complain if Clippy is too annoying or not annoying enough! #5735
Rust 1.45
Released 2020-07-16
New lints
match_wildcard_for_single_variants
#5582unsafe_derive_deserialize
#5493if_let_mutex
#5332mismatched_target_os
#5506await_holding_lock
#5439match_on_vec_items
#5522manual_async_fn
#5576reversed_empty_ranges
#5583manual_non_exhaustive
#5550
Moves and Deprecations
- Downgrade
match_bool
to pedantic #5408 - Downgrade
match_wild_err_arm
to pedantic and update help messages. #5622 - Downgrade
useless_let_if_seq
to nursery. #5599 - Generalize
option_and_then_some
and rename tobind_instead_of_map
. #5529 - Rename
identity_conversion
touseless_conversion
. #5568 - Merge
block_in_if_condition_expr
andblock_in_if_condition_stmt
intoblocks_in_if_conditions
. #5563 - Merge
option_map_unwrap_or
,option_map_unwrap_or_else
andresult_map_unwrap_or_else
intomap_unwrap_or
. #5563 - Merge
option_unwrap_used
andresult_unwrap_used
intounwrap_used
. #5563 - Merge
option_expect_used
andresult_expect_used
intoexpect_used
. #5563 - Merge
for_loop_over_option
andfor_loop_over_result
intofor_loops_over_fallibles
. #5563
Enhancements
- Avoid running cargo lints when not enabled to improve performance. #5505
- Extend
useless_conversion
withTryFrom
andTryInto
. #5631 - Lint also in type parameters and where clauses in
unused_unit
. #5592 - Do not suggest deriving
Default
innew_without_default
. #5616
False Positive Fixes
while_let_on_iterator
#5525empty_line_after_outer_attr
#5609unnecessary_unwrap
#5558comparison_chain
#5596- Don't trigger
used_underscore_binding
in await desugaring. #5535 - Don't trigger
borrowed_box
on mutable references. #5491 - Allow
1 << 0
inidentity_op
. #5602 - Allow
use super::*;
glob imports inwildcard_imports
. #5564 - Whitelist more words in
doc_markdown
. #5611 - Skip dev and build deps in
multiple_crate_versions
. #5636 - Honor
allow
attribute on arguments inptr_arg
. #5647 - Honor lint level attributes for
redundant_field_names
,just_underscores_and_digits
,many_single_char_names
andsimilar_names
. #5651 - Ignore calls to
len
inor_fun_call
. #4429
Suggestion Improvements
- Simplify suggestions in
manual_memcpy
. #5536 - Fix suggestion in
redundant_pattern_matching
for macros. #5511 - Avoid suggesting
copied()
for mutable references inmap_clone
. #5530 - Improve help message for
clone_double_ref
. #5547
ICE Fixes
- Fix ICE caused in unwrap module. #5590
- Fix ICE on rustc test issue-69020-assoc-const-arith-overflow.rs #5499
Documentation
- Clarify the documentation of
unnecessary_mut_passed
. #5639 - Extend example for
unneeded_field_pattern
. #5541
Rust 1.44
Released 2020-06-04
New lints
explicit_deref_methods
#5226implicit_saturating_sub
#5427macro_use_imports
#5230verbose_file_reads
#5272future_not_send
#5423redundant_pub_crate
#5319large_const_arrays
#5248result_map_or_into_option
#5415redundant_allocation
#5349fn_address_comparisons
#5294vtable_address_comparisons
#5294
Moves and Deprecations
- Deprecate
replace_consts
lint #5380 - Move
cognitive_complexity
to nursery #5428 - Move
useless_transmute
to nursery #5364 - Downgrade
inefficient_to_string
to pedantic #5412 - Downgrade
option_option
to pedantic #5401 - Downgrade
unreadable_literal
to pedantic #5419 - Downgrade
let_unit_value
to pedantic #5409 - Downgrade
trivially_copy_pass_by_ref
to pedantic #5410 - Downgrade
implicit_hasher
to pedantic #5411
Enhancements
- On nightly you can now use
cargo clippy --fix -Z unstable-options
to auto-fix lints that support this #5363 - Make
redundant_clone
also trigger on cases where the cloned value is not consumed. #5304 - Expand
integer_arithmetic
to also disallow bit-shifting #5430 option_as_ref_deref
now detects more deref cases #5425large_enum_variant
now report the sizes of the largest and second-largest variants #5466bool_comparison
now also checks for inequality comparisons that can be written more concisely #5365- Expand
clone_on_copy
to work in method call arguments as well #5441 redundant_pattern_matching
now also handleswhile let
#5483integer_arithmetic
now also lints references of integers #5329- Expand
float_cmp_const
to also work on arrays #5345 - Trigger
map_flatten
when map is called on anOption
#5473
False Positive Fixes
many_single_char_names
#5468should_implement_trait
#5437unused_self
#5387redundant_clone
#5453precedence
#5445suspicious_op_assign_impl
#5424needless_lifetimes
#5293redundant_pattern
#5287inconsistent_digit_grouping
#5451
Suggestion Improvements
- Improved
question_mark
lint suggestion so that it doesn't add redundantas_ref()
#5481 - Improve the suggested placeholder in
option_map_unit_fn
#5292 - Improve suggestion for
match_single_binding
when triggered inside a closure #5350
ICE Fixes
Documentation
- Fix documentation generation for configurable lints #5353
- Update documentation for
new_ret_no_self
#5448 - The documentation for
option_option
now suggest using a tri-state enum #5403 - Fix bit mask example in
verbose_bit_mask
documentation #5454 wildcard_imports
documentation now mentions thatuse ...::prelude::*
is not linted #5312
Rust 1.43
Released 2020-04-23
New lints
imprecise_flops
#4897suboptimal_flops
#4897wildcard_imports
#5029single_component_path_imports
#5058match_single_binding
#5061let_underscore_lock
#5101struct_excessive_bools
#5125fn_params_excessive_bools
#5125option_env_unwrap
#5148lossy_float_literal
#5202rest_pat_in_fully_bound_structs
#5258
Moves and Deprecations
- Move
unneeded_field_pattern
to pedantic group #5200
Enhancements
- Make
missing_errors_doc
lint also trigger onasync
functions #5181 - Add more constants to
approx_constant
#5193 - Extend
question_mark
lint #5266
False Positive Fixes
Suggestion Improvements
- Improve suggestion when blocks of code are suggested #5134
ICE Fixes
misc_early
lints #5129missing_errors_doc
#5213- Fix ICE when evaluating
usize
s #5256
Documentation
- Improve documentation of
iter_nth_zero
- Add documentation pages for stable releases #5171
Others
- Clippy now completely runs on GitHub Actions #5190
Rust 1.42
Released 2020-03-12
New lints
filetype_is_file
#4543let_underscore_must_use
#4823modulo_arithmetic
#4867mem_replace_with_default
#4881mutable_key_type
#4885option_as_ref_deref
#4945wildcard_in_or_patterns
#4960iter_nth_zero
#4966invalid_atomic_ordering
#4999skip_while_next
#5067
Moves and Deprecations
- Move
transmute_float_to_int
from nursery to complexity group #5015 - Move
range_plus_one
to pedantic group #5057 - Move
debug_assert_with_mut_call
to nursery group #5106 - Deprecate
unused_label
#4930
Enhancements
- Lint vectored IO in
unused_io_amount
#5027 - Make
vec_box
configurable by adding a size threshold #5081 - Also lint constants in
cmp_nan
#4910 - Fix false negative in
expect_fun_call
#4915 - Fix false negative in
redundant_clone
#5017
False Positive Fixes
map_clone
#4937replace_consts
#4977let_and_return
#5008eq_op
#5079possible_missing_comma
#5083debug_assert_with_mut_call
#5106- Don't trigger
let_underscore_must_use
in external macros #5082 - Don't trigger
empty_loop
inno_std
crates #5086
Suggestion Improvements
option_map_unwrap_or
#4634wildcard_enum_match_arm
#4934cognitive_complexity
#4935decimal_literal_representation
#4956unknown_clippy_lints
#4963explicit_into_iter_loop
#4978useless_attribute
#5022if_let_some_result
#5032
ICE fixes
Documentation
- Improve documentation of
empty_enum
,replace_consts
,redundant_clone
, anditerator_step_by_zero
Rust 1.41
Released 2020-01-30
- New Lints:
- Remove plugin interface, see Inside Rust Blog for details #4714
- Move
use_self
to nursery group #4863 - Deprecate
into_iter_on_array
#4788 - Expand
string_lit_as_bytes
to also trigger when literal has escapes #4808 - Fix false positive in
comparison_chain
#4842 - Fix false positive in
while_immutable_condition
#4730 - Fix false positive in
explicit_counter_loop
#4803 - Fix false positive in
must_use_candidate
#4794 - Fix false positive in
print_with_newline
andwrite_with_newline
#4769 - Fix false positive in
derive_hash_xor_eq
#4766 - Fix false positive in
missing_inline_in_public_items
#4870 - Fix false positive in
string_add
#4880 - Fix false positive in
float_arithmetic
#4851 - Fix false positive in
cast_sign_loss
#4883 - Fix false positive in
manual_swap
#4877 - Fix ICEs occurring while checking some block expressions #4772
- Fix ICE in
use_self
#4776 - Fix ICEs related to
const_generics
#4780 - Display help when running
clippy-driver
without arguments, instead of ICEing #4810 - Clippy has its own ICE message now #4588
- Show deprecated lints in the documentation again #4757
- Improve Documentation by adding positive examples to some lints #4832
Rust 1.40
Released 2019-12-19
- New Lints:
unneeded_wildcard_pattern
#4537needless_doctest_main
#4603suspicious_unary_op_formatting
#4615debug_assert_with_mut_call
#4680unused_self
#4619inefficient_to_string
#4683must_use_unit
#4560must_use_candidate
#4560double_must_use
#4560comparison_chain
#4569unsound_collection_transmute
#4592panic
#4657unreachable
#4657todo
#4657option_expect_used
#4657result_expect_used
#4657
- Move
redundant_clone
to perf group #4509 - Move
manual_mul_add
to nursery group #4736 - Expand
unit_cmp
to also work withassert_eq!
,debug_assert_eq!
,assert_ne!
anddebug_assert_ne!
#4613 - Expand
integer_arithmetic
to also detect mutating arithmetic like+=
#4585 - Fix false positive in
nonminimal_bool
#4568 - Fix false positive in
missing_safety_doc
#4611 - Fix false positive in
cast_sign_loss
#4614 - Fix false positive in
redundant_clone
#4509 - Fix false positive in
try_err
#4721 - Fix false positive in
toplevel_ref_arg
#4570 - Fix false positive in
multiple_inherent_impl
#4593 - Improve more suggestions and tests in preparation for the unstable
cargo fix --clippy
#4575 - Improve suggestion for
zero_ptr
#4599 - Improve suggestion for
explicit_counter_loop
#4691 - Improve suggestion for
mul_add
#4602 - Improve suggestion for
assertions_on_constants
#4635 - Fix ICE in
use_self
#4671 - Fix ICE when encountering const casts #4590
Rust 1.39
Released 2019-11-07
- New Lints:
- Deprecate
unused_collect
lint. This is fully covered by rustc's#[must_use]
oncollect
#4348 - Move
type_repetition_in_bounds
to pedantic group #4403 - Move
cast_lossless
to pedantic group #4539 temporary_cstring_as_ptr
now catches more cases #4425use_self
now works in constructors, too #4525cargo_common_metadata
now checks for license files #4518cognitive_complexity
now includes the measured complexity in the warning message #4469- Fix false positives in
block_in_if_*
lints #4458 - Fix false positive in
cast_lossless
#4473 - Fix false positive in
clone_on_copy
#4411 - Fix false positive in
deref_addrof
#4487 - Fix false positive in
too_many_lines
#4490 - Fix false positive in
new_ret_no_self
#4365 - Fix false positive in
manual_swap
#4478 - Fix false positive in
missing_const_for_fn
#4450 - Fix false positive in
extra_unused_lifetimes
#4477 - Fix false positive in
inherent_to_string
#4460 - Fix false positive in
map_entry
#4495 - Fix false positive in
unused_unit
#4445 - Fix false positive in
redundant_pattern
#4489 - Fix false positive in
wrong_self_convention
#4369 - Improve various suggestions and tests in preparation for the unstable
cargo fix --clippy
#4558 - Improve suggestions for
redundant_pattern_matching
#4352 - Improve suggestions for
explicit_write
#4544 - Improve suggestion for
or_fun_call
#4522 - Improve suggestion for
match_as_ref
#4446 - Improve suggestion for
unnecessary_fold_span
#4382 - Add suggestions for
unseparated_literal_suffix
#4401 - Add suggestions for
char_lit_as_u8
#4418
Rust 1.38
Released 2019-09-26
- New Lints:
- Move
{unnnecessary,panicking}_unwrap
out of nursery #4307 - Extend the
use_self
lint to suggest uses ofSelf::Variant
#4308 - Improve suggestion for needless return #4262
- Add auto-fixable suggestion for
let_unit
#4337 - Fix false positive in
pub_enum_variant_names
andenum_variant_names
#4345 - Fix false positive in
cast_ptr_alignment
#4257 - Fix false positive in
string_lit_as_bytes
#4233 - Fix false positive in
needless_lifetimes
#4266 - Fix false positive in
float_cmp
#4275 - Fix false positives in
needless_return
#4274 - Fix false negative in
match_same_arms
#4246 - Fix incorrect suggestion for
needless_bool
#4335 - Improve suggestion for
cast_ptr_alignment
#4257 - Improve suggestion for
single_char_literal
#4361 - Improve suggestion for
len_zero
#4314 - Fix ICE in
implicit_hasher
#4268 - Fix allow bug in
trivially_copy_pass_by_ref
#4250
Rust 1.37
Released 2019-08-15
- New Lints:
- Renamed Lint:
const_static_lifetime
is now calledredundant_static_lifetimes
. The lint now covers statics in addition to consts #4162 match_same_arms
now warns for all identical arms, instead of only the first one #4102needless_return
now works with void functions #4220- Fix false positive in
redundant_closure
#4190 - Fix false positive in
useless_attribute
#4107 - Fix incorrect suggestion for
float_cmp
#4214 - Add suggestions for
print_with_newline
andwrite_with_newline
#4136 - Improve suggestions for
option_map_unwrap_or_else
andresult_map_unwrap_or_else
#4164 - Improve suggestions for
non_ascii_literal
#4119 - Improve diagnostics for
let_and_return
#4137 - Improve diagnostics for
trivially_copy_pass_by_ref
#4071 - Add macro check for
unreadable_literal
#4099
Rust 1.36
Released 2019-07-04
- New lints:
find_map
,filter_map_next
#4039 - New lint:
path_buf_push_overwrite
#3954 - Move
path_buf_push_overwrite
to the nursery #4013 - Split
redundant_closure
intoredundant_closure
andredundant_closure_for_method_calls
#4110 - Allow allowing of
toplevel_ref_arg
lint #4007 - Fix false negative in
or_fun_call
pertaining to nested constructors #4084 - Fix false positive in
or_fun_call
pertaining to enum variant constructors #4018 - Fix false positive in
useless_let_if_seq
pertaining to interior mutability #4035 - Fix false positive in
redundant_closure
pertaining to non-function types #4008 - Fix false positive in
let_and_return
pertaining to attributes onlet
s #4024 - Fix false positive in
module_name_repetitions
lint pertaining to attributes #4006 - Fix false positive on
assertions_on_constants
pertaining todebug_assert!
#3989 - Improve suggestion in
map_clone
to suggest.copied()
where applicable #3970 #4043 - Improve suggestion for
search_is_some
#4049 - Improve suggestion applicability for
naive_bytecount
#3984 - Improve suggestion applicability for
while_let_loop
#3975 - Improve diagnostics for
too_many_arguments
#4053 - Improve diagnostics for
cast_lossless
#4021 - Deal with macro checks in desugarings better #4082
- Add macro check for
unnecessary_cast
#4026 - Remove
approx_constant
's documentation's "Known problems" section. #4027 - Fix ICE in
suspicious_else_formatting
#3960 - Fix ICE in
decimal_literal_representation
#3931
Rust 1.35
Released 2019-05-20
- New lint:
drop_bounds
to detectT: Drop
bounds - Split
redundant_closure
intoredundant_closure
andredundant_closure_for_method_calls
#4110 - Rename
cyclomatic_complexity
tocognitive_complexity
, start work on making lint more practical for Rust code - Move
get_unwrap
to the restriction category - Improve suggestions for
iter_cloned_collect
- Improve suggestions for
cast_lossless
to suggest suffixed literals - Fix false positives in
print_with_newline
andwrite_with_newline
pertaining to raw strings - Fix false positive in
needless_range_loop
pertaining to structs without a.iter()
- Fix false positive in
bool_comparison
pertaining to non-bool types - Fix false positive in
redundant_closure
pertaining to differences in borrows - Fix false positive in
option_map_unwrap_or
on non-copy types - Fix false positives in
missing_const_for_fn
pertaining to macros and trait method impls - Fix false positive in
needless_pass_by_value
pertaining to procedural macros - Fix false positive in
needless_continue
pertaining to loop labels - Fix false positive for
boxed_local
pertaining to arguments moved into closures - Fix false positive for
use_self
in nested functions - Fix suggestion for
expect_fun_call
(https://github.com/rust-lang/rust-clippy/pull/3846) - Fix suggestion for
explicit_counter_loop
to deal with parenthesizing range variables - Fix suggestion for
single_char_pattern
to correctly escape single quotes - Avoid triggering
redundant_closure
in macros - ICE fixes: #3805, #3772, #3741
Rust 1.34
Released 2019-04-10
- New lint:
assertions_on_constants
to detect for exampleassert!(true)
- New lint:
dbg_macro
to detect uses of thedbg!
macro - New lint:
missing_const_for_fn
that can suggest functions to be madeconst
- New lint:
too_many_lines
to detect functions with excessive LOC. It can be configured using thetoo-many-lines-threshold
configuration. - New lint:
wildcard_enum_match_arm
to check for wildcard enum matches using_
- Expand
redundant_closure
to also work for methods (not only functions) - Fix ICEs in
vec_box
,needless_pass_by_value
andimplicit_hasher
- Fix false positive in
cast_sign_loss
- Fix false positive in
integer_arithmetic
- Fix false positive in
unit_arg
- Fix false positives in
implicit_return
- Add suggestion to
explicit_write
- Improve suggestions for
question_mark
lint - Fix incorrect suggestion for
cast_lossless
- Fix incorrect suggestion for
expect_fun_call
- Fix incorrect suggestion for
needless_bool
- Fix incorrect suggestion for
needless_range_loop
- Fix incorrect suggestion for
use_self
- Fix incorrect suggestion for
while_let_on_iterator
- Clippy is now slightly easier to invoke in non-cargo contexts. See #3665 for more details.
- We now have improved documentation on how to add new lints
Rust 1.33
Released 2019-02-26
- New lints:
implicit_return
,vec_box
,cast_ref_to_mut
- The
rust-clippy
repository is now part of therust-lang
org. - Rename
stutter
tomodule_name_repetitions
- Merge
new_without_default_derive
intonew_without_default
lint - Move
large_digit_groups
fromstyle
group topedantic
- Expand
bool_comparison
to check for<
,<=
,>
,>=
, and!=
comparisons against booleans - Expand
no_effect
to detect writes to constants such asA_CONST.field = 2
- Expand
redundant_clone
to work on struct fields - Expand
suspicious_else_formatting
to detectif .. {..} {..}
- Expand
use_self
to work on tuple structs and also in local macros - Fix ICE in
result_map_unit_fn
andoption_map_unit_fn
- Fix false positives in
implicit_return
- Fix false positives in
use_self
- Fix false negative in
clone_on_copy
- Fix false positive in
doc_markdown
- Fix false positive in
empty_loop
- Fix false positive in
if_same_then_else
- Fix false positive in
infinite_iter
- Fix false positive in
question_mark
- Fix false positive in
useless_asref
- Fix false positive in
wildcard_dependencies
- Fix false positive in
write_with_newline
- Add suggestion to
explicit_write
- Improve suggestions for
question_mark
lint - Fix incorrect suggestion for
get_unwrap
Rust 1.32
Released 2019-01-17
- New lints:
slow_vector_initialization
,mem_discriminant_non_enum
,redundant_clone
,wildcard_dependencies
,into_iter_on_ref
,into_iter_on_array
,deprecated_cfg_attr
,mem_discriminant_non_enum
,cargo_common_metadata
- Add support for
u128
andi128
to integer related lints - Add float support to
mistyped_literal_suffixes
- Fix false positives in
use_self
- Fix false positives in
missing_comma
- Fix false positives in
new_ret_no_self
- Fix false positives in
possible_missing_comma
- Fix false positive in
integer_arithmetic
in constant items - Fix false positive in
needless_borrow
- Fix false positive in
out_of_bounds_indexing
- Fix false positive in
new_without_default_derive
- Fix false positive in
string_lit_as_bytes
- Fix false negative in
out_of_bounds_indexing
- Fix false negative in
use_self
. It will now also check existential types - Fix incorrect suggestion for
redundant_closure_call
- Fix various suggestions that contained expanded macros
- Fix
bool_comparison
triggering 3 times on on on the same code - Expand
trivially_copy_pass_by_ref
to work on trait methods - Improve suggestion for
needless_range_loop
- Move
needless_pass_by_value
frompedantic
group tostyle
Rust 1.31
Released 2018-12-06
- Clippy has been relicensed under a dual MIT / Apache license. See #3093 for more information.
- With Rust 1.31, Clippy is no longer available via crates.io. The recommended
installation method is via
rustup component add clippy
. - New lints:
redundant_pattern_matching
,unnecessary_filter_map
,unused_unit
,map_flatten
,mem_replace_option_with_none
- Fix ICE in
if_let_redundant_pattern_matching
- Fix ICE in
needless_pass_by_value
when encountering a generic function argument with a lifetime parameter - Fix ICE in
needless_range_loop
- Fix ICE in
single_char_pattern
when encountering a constant value - Fix false positive in
assign_op_pattern
- Fix false positive in
boxed_local
on trait implementations - Fix false positive in
cmp_owned
- Fix false positive in
collapsible_if
when conditionals have comments - Fix false positive in
double_parens
- Fix false positive in
excessive_precision
- Fix false positive in
explicit_counter_loop
- Fix false positive in
fn_to_numeric_cast_with_truncation
- Fix false positive in
map_clone
- Fix false positive in
new_ret_no_self
- Fix false positive in
new_without_default
whennew
is unsafe - Fix false positive in
type_complexity
when using extern types - Fix false positive in
useless_format
- Fix false positive in
wrong_self_convention
- Fix incorrect suggestion for
excessive_precision
- Fix incorrect suggestion for
expect_fun_call
- Fix incorrect suggestion for
get_unwrap
- Fix incorrect suggestion for
useless_format
fn_to_numeric_cast_with_truncation
lint can be disabled again- Improve suggestions for
manual_memcpy
- Improve help message for
needless_lifetimes
Rust 1.30
Released 2018-10-25
- Deprecate
assign_ops
lint - New lints:
mistyped_literal_suffixes
,ptr_offset_with_cast
,needless_collect
,copy_iterator
cargo clippy -V
now includes the Clippy commit hash of the Rust Clippy component- Fix ICE in
implicit_hasher
- Fix ICE when encountering
println!("{}" a);
- Fix ICE when encountering a macro call in match statements
- Fix false positive in
default_trait_access
- Fix false positive in
trivially_copy_pass_by_ref
- Fix false positive in
similar_names
- Fix false positive in
redundant_field_name
- Fix false positive in
expect_fun_call
- Fix false negative in
identity_conversion
- Fix false negative in
explicit_counter_loop
- Fix
range_plus_one
suggestion and false negative print_with_newline
/write_with_newline
: don't warn about string with several\n
s in them- Fix
useless_attribute
to also whitelistunused_extern_crates
- Fix incorrect suggestion for
single_char_pattern
- Improve suggestion for
identity_conversion
lint - Move
explicit_iter_loop
andexplicit_into_iter_loop
fromstyle
group topedantic
- Move
range_plus_one
andrange_minus_one
fromnursery
group tocomplexity
- Move
shadow_unrelated
fromrestriction
group topedantic
- Move
indexing_slicing
frompedantic
group torestriction
Rust 1.29
Released 2018-09-13
- 🎉 🎉 Rust 1.29 is the first stable Rust that includes a bundled Clippy 🎉
🎉
You can now run
rustup component add clippy-preview
and thencargo clippy
to run Clippy. This should put an end to the continuous nightly upgrades for Clippy users. - Clippy now follows the Rust versioning scheme instead of its own
- Fix ICE when encountering a
while let (..) = x.iter()
construct - Fix false positives in
use_self
- Fix false positive in
trivially_copy_pass_by_ref
- Fix false positive in
useless_attribute
lint - Fix false positive in
print_literal
- Fix
use_self
regressions - Improve lint message for
neg_cmp_op_on_partial_ord
- Improve suggestion highlight for
single_char_pattern
- Improve suggestions for various print/write macro lints
- Improve website header
0.0.212 (2018-07-10)
- Rustup to rustc 1.29.0-nightly (
e06c87544
2018-07-06)
0.0.211
- Rustup to rustc 1.28.0-nightly (
e3bf634e0
2018-06-28)
0.0.210
- Rustup to rustc 1.28.0-nightly (
01cc982e9
2018-06-24)
0.0.209
- Rustup to rustc 1.28.0-nightly (
523097979
2018-06-18)
0.0.208
- Rustup to rustc 1.28.0-nightly (
86a8f1a63
2018-06-17)
0.0.207
- Rustup to rustc 1.28.0-nightly (
2a0062974
2018-06-09)
0.0.206
- Rustup to rustc 1.28.0-nightly (
5bf68db6e
2018-05-28)
0.0.205
- Rustup to rustc 1.28.0-nightly (
990d8aa74
2018-05-25) - Rename
unused_lifetimes
toextra_unused_lifetimes
because of naming conflict with new rustc lint
0.0.204
- Rustup to rustc 1.28.0-nightly (
71e87be38
2018-05-22)
0.0.203
- Rustup to rustc 1.28.0-nightly (
a3085756e
2018-05-19) - Clippy attributes are now of the form
clippy::cyclomatic_complexity
instead ofclippy(cyclomatic_complexity)
0.0.202
- Rustup to rustc 1.28.0-nightly (
952f344cd
2018-05-18)
0.0.201
- Rustup to rustc 1.27.0-nightly (
2f2a11dfc
2018-05-16)
0.0.200
- Rustup to rustc 1.27.0-nightly (
9fae15374
2018-05-13)
0.0.199
- Rustup to rustc 1.27.0-nightly (
ff2ac35db
2018-05-12)
0.0.198
- Rustup to rustc 1.27.0-nightly (
acd3871ba
2018-05-10)
0.0.197
- Rustup to rustc 1.27.0-nightly (
428ea5f6b
2018-05-06)
0.0.196
- Rustup to rustc 1.27.0-nightly (
e82261dfb
2018-05-03)
0.0.195
- Rustup to rustc 1.27.0-nightly (
ac3c2288f
2018-04-18)
0.0.194
- Rustup to rustc 1.27.0-nightly (
bd40cbbe1
2018-04-14) - New lints:
cast_ptr_alignment
,transmute_ptr_to_ptr
,write_literal
,write_with_newline
,writeln_empty_string
0.0.193
- Rustup to rustc 1.27.0-nightly (
eeea94c11
2018-04-06)
0.0.192
- Rustup to rustc 1.27.0-nightly (
fb44b4c0e
2018-04-04) - New lint:
print_literal
0.0.191
- Rustup to rustc 1.26.0-nightly (
ae544ee1c
2018-03-29) - Lint audit; categorize lints as style, correctness, complexity, pedantic, nursery, restriction.
0.0.190
- Fix a bunch of intermittent cargo bugs
0.0.189
- Rustup to rustc 1.26.0-nightly (
5508b2714
2018-03-18)
0.0.188
- Rustup to rustc 1.26.0-nightly (
392645394
2018-03-15) - New lint:
while_immutable_condition
0.0.187
- Rustup to rustc 1.26.0-nightly (
322d7f7b9
2018-02-25) - New lints:
redundant_field_names
,suspicious_arithmetic_impl
,suspicious_op_assign_impl
0.0.186
- Rustup to rustc 1.25.0-nightly (
0c6091fbd
2018-02-04) - Various false positive fixes
0.0.185
- Rustup to rustc 1.25.0-nightly (
56733bc9f
2018-02-01) - New lint:
question_mark
0.0.184
- Rustup to rustc 1.25.0-nightly (
90eb44a58
2018-01-29) - New lints:
double_comparisons
,empty_line_after_outer_attr
0.0.183
- Rustup to rustc 1.25.0-nightly (
21882aad7
2018-01-28) - New lint:
misaligned_transmute
0.0.182
- Rustup to rustc 1.25.0-nightly (
a0dcecff9
2018-01-24) - New lint:
decimal_literal_representation
0.0.181
- Rustup to rustc 1.25.0-nightly (
97520ccb1
2018-01-21) - New lints:
else_if_without_else
,option_option
,unit_arg
,unnecessary_fold
- Removed
unit_expr
- Various false positive fixes for
needless_pass_by_value
0.0.180
- Rustup to rustc 1.25.0-nightly (
3f92e8d89
2018-01-14)
0.0.179
- Rustup to rustc 1.25.0-nightly (
61452e506
2018-01-09)
0.0.178
- Rustup to rustc 1.25.0-nightly (
ee220daca
2018-01-07)
0.0.177
- Rustup to rustc 1.24.0-nightly (
250b49205
2017-12-21) - New lint:
match_as_ref
0.0.176
- Rustup to rustc 1.24.0-nightly (
0077d128d
2017-12-14)
0.0.175
- Rustup to rustc 1.24.0-nightly (
bb42071f6
2017-12-01)
0.0.174
- Rustup to rustc 1.23.0-nightly (
63739ab7b
2017-11-21)
0.0.173
- Rustup to rustc 1.23.0-nightly (
33374fa9d
2017-11-20)
0.0.172
- Rustup to rustc 1.23.0-nightly (
d0f8e2913
2017-11-16)
0.0.171
- Rustup to rustc 1.23.0-nightly (
ff0f5de3b
2017-11-14)
0.0.170
- Rustup to rustc 1.23.0-nightly (
d6b06c63a
2017-11-09)
0.0.169
- Rustup to rustc 1.23.0-nightly (
3b82e4c74
2017-11-05) - New lints:
just_underscores_and_digits
,result_map_unwrap_or_else
,transmute_bytes_to_str
0.0.168
- Rustup to rustc 1.23.0-nightly (
f0fe716db
2017-10-30)
0.0.167
- Rustup to rustc 1.23.0-nightly (
90ef3372e
2017-10-29) - New lints:
const_static_lifetime
,erasing_op
,fallible_impl_from
,println_empty_string
,useless_asref
0.0.166
- Rustup to rustc 1.22.0-nightly (
b7960878b
2017-10-18) - New lints:
explicit_write
,identity_conversion
,implicit_hasher
,invalid_ref
,option_map_or_none
,range_minus_one
,range_plus_one
,transmute_int_to_bool
,transmute_int_to_char
,transmute_int_to_float
0.0.165
- Rust upgrade to rustc 1.22.0-nightly (
0e6f4cf51
2017-09-27) - New lint:
mut_range_bound
0.0.164
- Update to rustc 1.22.0-nightly (
6c476ce46
2017-09-25) - New lint:
int_plus_one
0.0.163
- Update to rustc 1.22.0-nightly (
14039a42a
2017-09-22)
0.0.162
- Update to rustc 1.22.0-nightly (
0701b37d9
2017-09-18) - New lint:
chars_last_cmp
- Improved suggestions for
needless_borrow
,ptr_arg
,
0.0.161
- Update to rustc 1.22.0-nightly (
539f2083d
2017-09-13)
0.0.160
- Update to rustc 1.22.0-nightly (
dd08c3070
2017-09-12)
0.0.159
- Update to rustc 1.22.0-nightly (
eba374fb2
2017-09-11) - New lint:
clone_on_ref_ptr
0.0.158
- New lint:
manual_memcpy
cast_lossless
no longer has redundant parentheses in its suggestions- Update to rustc 1.22.0-nightly (
dead08cb3
2017-09-08)
0.0.157 - 2017-09-04
- Update to rustc 1.22.0-nightly (
981ce7d8d
2017-09-03) - New lint:
unit_expr
0.0.156 - 2017-09-03
- Update to rustc 1.22.0-nightly (
744dd6c1d
2017-09-02)
0.0.155
- Update to rustc 1.21.0-nightly (
c11f689d2
2017-08-29) - New lint:
infinite_iter
,maybe_infinite_iter
,cast_lossless
0.0.154
- Update to rustc 1.21.0-nightly (
2c0558f63
2017-08-24) - Fix
use_self
triggering inside derives - Add support for linting an entire workspace with
cargo clippy --all
- New lint:
naive_bytecount
0.0.153
0.0.152
- Update to rustc 1.21.0-nightly (
df511d554
2017-08-14)
0.0.151
- Update to rustc 1.21.0-nightly (
13d94d5fa
2017-08-10)
0.0.150
- Update to rustc 1.21.0-nightly (
215e0b10e
2017-08-08)
0.0.148
- Update to rustc 1.21.0-nightly (
37c7d0ebb
2017-07-31) - New lints:
unreadable_literal
,inconsistent_digit_grouping
,large_digit_groups
0.0.147
- Update to rustc 1.21.0-nightly (
aac223f4f
2017-07-30)
0.0.146
- Update to rustc 1.21.0-nightly (
52a330969
2017-07-27) - Fixes false positives in
inline_always
- Fixes false negatives in
panic_params
0.0.145
- Update to rustc 1.20.0-nightly (
afe145d22
2017-07-23)
0.0.144
- Update to rustc 1.20.0-nightly (
086eaa78e
2017-07-15)
0.0.143
- Update to rustc 1.20.0-nightly (
d84693b93
2017-07-09) - Fix
cargo clippy
crashing ondylib
projects - Fix false positives around
nested_while_let
andnever_loop
0.0.142
- Update to rustc 1.20.0-nightly (
067971139
2017-07-02)
0.0.141
- Rewrite of the
doc_markdown
lint. - Deprecated
range_step_by_zero
- New lint:
iterator_step_by_zero
- New lint:
needless_borrowed_reference
- Update to rustc 1.20.0-nightly (
69c65d296
2017-06-28)
0.0.140 - 2017-06-16
- Update to rustc 1.19.0-nightly (
258ae6dd9
2017-06-15)
0.0.139 — 2017-06-10
- Update to rustc 1.19.0-nightly (
4bf5c99af
2017-06-10) - Fix bugs with for loop desugaring
- Check for
AsRef
/AsMut
arguments inwrong_self_convention
0.0.138 — 2017-06-05
- Update to rustc 1.19.0-nightly (
0418fa9d3
2017-06-04)
0.0.137 — 2017-06-05
- Update to rustc 1.19.0-nightly (
6684d176c
2017-06-03)
0.0.136 — 2017—05—26
- Update to rustc 1.19.0-nightly (
557967766
2017-05-26)
0.0.135 — 2017—05—24
- Update to rustc 1.19.0-nightly (
5b13bff52
2017-05-23)
0.0.134 — 2017—05—19
- Update to rustc 1.19.0-nightly (
0ed1ec9f9
2017-05-18)
0.0.133 — 2017—05—14
- Update to rustc 1.19.0-nightly (
826d8f385
2017-05-13)
0.0.132 — 2017—05—05
- Fix various bugs and some ices
0.0.131 — 2017—05—04
- Update to rustc 1.19.0-nightly (
2d4ed8e0c
2017-05-03)
0.0.130 — 2017—05—03
- Update to rustc 1.19.0-nightly (
6a5fc9eec
2017-05-02)
0.0.129 — 2017-05-01
- Update to rustc 1.19.0-nightly (
06fb4d256
2017-04-30)
0.0.128 — 2017-04-28
- Update to rustc 1.18.0-nightly (
94e884b63
2017-04-27)
0.0.127 — 2017-04-27
- Update to rustc 1.18.0-nightly (
036983201
2017-04-26) - New lint:
needless_continue
0.0.126 — 2017-04-24
- Update to rustc 1.18.0-nightly (
2bd4b5c6d
2017-04-23)
0.0.125 — 2017-04-19
- Update to rustc 1.18.0-nightly (
9f2abadca
2017-04-18)
0.0.124 — 2017-04-16
- Update to rustc 1.18.0-nightly (
d5cf1cb64
2017-04-15)
0.0.123 — 2017-04-07
- Fix various false positives
0.0.122 — 2017-04-07
0.0.121 — 2017-03-21
- Rustup to rustc 1.17.0-nightly (
134c4a0f0
2017-03-20)
0.0.120 — 2017-03-17
- Rustup to rustc 1.17.0-nightly (
0aeb9c129
2017-03-15)
0.0.119 — 2017-03-13
- Rustup to rustc 1.17.0-nightly (
824c9ebbd
2017-03-12)
0.0.118 — 2017-03-05
- Rustup to rustc 1.17.0-nightly (
b1e31766d
2017-03-03)
0.0.117 — 2017-03-01
- Rustup to rustc 1.17.0-nightly (
be760566c
2017-02-28)
0.0.116 — 2017-02-28
- Fix
cargo clippy
on 64 bit windows systems
0.0.115 — 2017-02-27
- Rustup to rustc 1.17.0-nightly (
60a0edc6c
2017-02-26) - New lints:
zero_ptr
,never_loop
,mut_from_ref
0.0.114 — 2017-02-08
- Rustup to rustc 1.17.0-nightly (
c49d10207
2017-02-07) - Tests are now ui tests (testing the exact output of rustc)
0.0.113 — 2017-02-04
- Rustup to rustc 1.16.0-nightly (
eedaa94e3
2017-02-02) - New lint:
large_enum_variant
explicit_into_iter_loop
provides suggestions
0.0.112 — 2017-01-27
- Rustup to rustc 1.16.0-nightly (
df8debf6d
2017-01-25)
0.0.111 — 2017-01-21
- Rustup to rustc 1.16.0-nightly (
a52da95ce
2017-01-20)
0.0.110 — 2017-01-20
- Add badges and categories to
Cargo.toml
0.0.109 — 2017-01-19
- Update to rustc 1.16.0-nightly (
c07a6ae77
2017-01-17)
0.0.108 — 2017-01-12
- Update to rustc 1.16.0-nightly (
2782e8f8f
2017-01-12)
0.0.107 — 2017-01-11
- Update regex dependency
- Fix FP when matching
&&mut
by&ref
- Reintroduce
for (_, x) in &mut hash_map
->for x in hash_map.values_mut()
- New lints:
unused_io_amount
,forget_ref
,short_circuit_statement
0.0.106 — 2017-01-04
- Fix FP introduced by rustup in
wrong_self_convention
0.0.105 — 2017-01-04
- Update to rustc 1.16.0-nightly (
468227129
2017-01-03) - New lints:
deref_addrof
,double_parens
,pub_enum_variant_names
- Fix suggestion in
new_without_default
- FP fix in
absurd_extreme_comparisons
0.0.104 — 2016-12-15
- Update to rustc 1.15.0-nightly (
8f02c429a
2016-12-15)
0.0.103 — 2016-11-25
- Update to rustc 1.15.0-nightly (
d5814b03e
2016-11-23)
0.0.102 — 2016-11-24
- Update to rustc 1.15.0-nightly (
3bf2be9ce
2016-11-22)
0.0.101 — 2016-11-23
- Update to rustc 1.15.0-nightly (
7b3eeea22
2016-11-21) - New lint:
string_extend_chars
0.0.100 — 2016-11-20
- Update to rustc 1.15.0-nightly (
ac635aa95
2016-11-18)
0.0.99 — 2016-11-18
- Update to rustc 1.15.0-nightly (
0ed951993
2016-11-14) - New lint:
get_unwrap
0.0.98 — 2016-11-08
- Fixes an issue due to a change in how cargo handles
--sysroot
, which brokecargo clippy
0.0.97 — 2016-11-03
- For convenience,
cargo clippy
defines acargo-clippy
feature. This was previously added for a short time under the nameclippy
but removed for compatibility. cargo clippy --help
is more helping (and less helpful 😄)- Rustup to rustc 1.14.0-nightly (
5665bdf3e
2016-11-02) - New lints:
if_let_redundant_pattern_matching
,partialeq_ne_impl
0.0.96 — 2016-10-22
- Rustup to rustc 1.14.0-nightly (
f09420685
2016-10-20) - New lint:
iter_skip_next
0.0.95 — 2016-10-06
- Rustup to rustc 1.14.0-nightly (
3210fd5c2
2016-10-05)
0.0.94 — 2016-10-04
- Fixes bustage on Windows due to forbidden directory name
0.0.93 — 2016-10-03
- Rustup to rustc 1.14.0-nightly (
144af3e97
2016-10-02) option_map_unwrap_or
andoption_map_unwrap_or_else
are now allowed by default.- New lint:
explicit_into_iter_loop
0.0.92 — 2016-09-30
- Rustup to rustc 1.14.0-nightly (
289f3a4ca
2016-09-29)
0.0.91 — 2016-09-28
- Rustup to rustc 1.13.0-nightly (
d0623cf7b
2016-09-26)
0.0.90 — 2016-09-09
- Rustup to rustc 1.13.0-nightly (
f1f40f850
2016-09-09)
0.0.89 — 2016-09-06
- Rustup to rustc 1.13.0-nightly (
cbe4de78e
2016-09-05)
0.0.88 — 2016-09-04
- Rustup to rustc 1.13.0-nightly (
70598e04f
2016-09-03) - The following lints are not new but were only usable through the
clippy
lint groups:filter_next
,for_loop_over_option
,for_loop_over_result
andmatch_overlapping_arm
. You should now be able to#[allow/deny]
them individually and they are available directly throughcargo clippy
.
0.0.87 — 2016-08-31
- Rustup to rustc 1.13.0-nightly (
eac41469d
2016-08-30) - New lints:
builtin_type_shadow
- Fix FP in
zero_prefixed_literal
and0b
/0o
0.0.86 — 2016-08-28
- Rustup to rustc 1.13.0-nightly (
a23064af5
2016-08-27) - New lints:
missing_docs_in_private_items
,zero_prefixed_literal
0.0.85 — 2016-08-19
- Fix ICE with
useless_attribute
useless_attribute
ignoresunused_imports
onuse
statements
0.0.84 — 2016-08-18
- Rustup to rustc 1.13.0-nightly (
aef6971ca
2016-08-17)
0.0.83 — 2016-08-17
- Rustup to rustc 1.12.0-nightly (
1bf5fa326
2016-08-16) - New lints:
print_with_newline
,useless_attribute
0.0.82 — 2016-08-17
- Rustup to rustc 1.12.0-nightly (
197be89f3
2016-08-15) - New lint:
module_inception
0.0.81 — 2016-08-14
- Rustup to rustc 1.12.0-nightly (
1deb02ea6
2016-08-12) - New lints:
eval_order_dependence
,mixed_case_hex_literals
,unseparated_literal_suffix
- False positive fix in
too_many_arguments
- Addition of functionality to
needless_borrow
- Suggestions for
clone_on_copy
- Bug fix in
wrong_self_convention
- Doc improvements
0.0.80 — 2016-07-31
- Rustup to rustc 1.12.0-nightly (
1225e122f
2016-07-30) - New lints:
misrefactored_assign_op
,serde_api_misuse
0.0.79 — 2016-07-10
- Rustup to rustc 1.12.0-nightly (
f93aaf84c
2016-07-09) - Major suggestions refactoring
0.0.78 — 2016-07-02
- Rustup to rustc 1.11.0-nightly (
01411937f
2016-07-01) - New lints:
wrong_transmute
,double_neg
,filter_map
- For compatibility,
cargo clippy
does not defines theclippy
feature introduced in 0.0.76 anymore collapsible_if
now considersif let
0.0.77 — 2016-06-21
0.0.76 — 2016-06-10
- Rustup to rustc 1.11.0-nightly (
7d2f75a95
2016-06-09) cargo clippy
now automatically defines theclippy
feature- New lint:
not_unsafe_ptr_arg_deref
0.0.75 — 2016-06-08
- Rustup to rustc 1.11.0-nightly (
763f9234b
2016-06-06)
0.0.74 — 2016-06-07
- Fix bug with
cargo-clippy
JSON parsing - Add the
CLIPPY_DISABLE_DOCS_LINKS
environment variable to deactivate the “for further information visit lint-link” message.
0.0.73 — 2016-06-05
- Fix false positives in
useless_let_if_seq
0.0.72 — 2016-06-04
- Fix false positives in
useless_let_if_seq
0.0.71 — 2016-05-31
- Rustup to rustc 1.11.0-nightly (
a967611d8
2016-05-30) - New lint:
useless_let_if_seq
0.0.70 — 2016-05-28
- Rustup to rustc 1.10.0-nightly (
7bddce693
2016-05-27) invalid_regex
andtrivial_regex
can now warn onRegexSet::new
,RegexBuilder::new
and byte regexes
0.0.69 — 2016-05-20
- Rustup to rustc 1.10.0-nightly (
476fe6eef
2016-05-21) used_underscore_binding
has been madeAllow
temporarily
0.0.68 — 2016-05-17
- Rustup to rustc 1.10.0-nightly (
cd6a40017
2016-05-16) - New lint:
unnecessary_operation
0.0.67 — 2016-05-12
- Rustup to rustc 1.10.0-nightly (
22ac88f1a
2016-05-11)
0.0.66 — 2016-05-11
- New
cargo clippy
subcommand - New lints:
assign_op_pattern
,assign_ops
,needless_borrow
0.0.65 — 2016-05-08
- Rustup to rustc 1.10.0-nightly (
62e2b2fb7
2016-05-06) - New lints:
float_arithmetic
,integer_arithmetic
0.0.64 — 2016-04-26
- Rustup to rustc 1.10.0-nightly (
645dd013a
2016-04-24) - New lints:
temporary_cstring_as_ptr
,unsafe_removed_from_name
, andmem_forget
0.0.63 — 2016-04-08
- Rustup to rustc 1.9.0-nightly (
7979dd608
2016-04-07)
0.0.62 — 2016-04-07
- Rustup to rustc 1.9.0-nightly (
bf5da36f1
2016-04-06)
0.0.61 — 2016-04-03
- Rustup to rustc 1.9.0-nightly (
5ab11d72c
2016-04-02) - New lint:
invalid_upcast_comparisons
0.0.60 — 2016-04-01
- Rustup to rustc 1.9.0-nightly (
e1195c24b
2016-03-31)
0.0.59 — 2016-03-31
- Rustup to rustc 1.9.0-nightly (
30a3849f2
2016-03-30) - New lints:
logic_bug
,nonminimal_bool
- Fixed:
match_same_arms
now ignores arms with guards - Improved:
useless_vec
now warns onfor … in vec![…]
0.0.58 — 2016-03-27
- Rustup to rustc 1.9.0-nightly (
d5a91e695
2016-03-26) - New lint:
doc_markdown
0.0.57 — 2016-03-27
- Update to rustc 1.9.0-nightly (
a1e29daf1
2016-03-25) - Deprecated lints:
str_to_string
,string_to_string
,unstable_as_slice
,unstable_as_mut_slice
- New lint:
crosspointer_transmute
0.0.56 — 2016-03-23
- Update to rustc 1.9.0-nightly (
0dcc413e4
2016-03-22) - New lints:
many_single_char_names
andsimilar_names
0.0.55 — 2016-03-21
- Update to rustc 1.9.0-nightly (
02310fd31
2016-03-19)
0.0.54 — 2016-03-16
- Update to rustc 1.9.0-nightly (
c66d2380a
2016-03-15)
0.0.53 — 2016-03-15
- Add a configuration file
0.0.52
0.0.51 — 2016-03-13
- Add
str
to types considered bylen_zero
- New lints:
indexing_slicing
0.0.50 — 2016-03-11
- Update to rustc 1.9.0-nightly (
c9629d61c
2016-03-10)
0.0.49 — 2016-03-09
- Update to rustc 1.9.0-nightly (
eabfc160f
2016-03-08) - New lints:
overflow_check_conditional
,unused_label
,new_without_default
0.0.48 — 2016-03-07
- Fixed: ICE in
needless_range_loop
with globals
0.0.47 — 2016-03-07
- Update to rustc 1.9.0-nightly (
998a6720b
2016-03-07) - New lint:
redundant_closure_call