// error-pattern:cargo-clippy #![feature(box_syntax)] #![feature(rustc_private)] #![feature(slice_patterns)] #![feature(stmt_expr_attributes)] #![feature(range_contains)] #![feature(macro_vis_matcher)] #![allow(unknown_lints, shadow_reuse, missing_docs_in_private_items)] #![recursion_limit = "256"] #![allow(stable_features)] #![feature(iterator_find_map)] #![feature(macro_at_most_once_rep)] #![feature(rust_2018_preview)] extern crate cargo_metadata; #[macro_use] extern crate rustc; extern crate rustc_target; extern crate rustc_typeck; extern crate syntax; extern crate syntax_pos; extern crate toml; // for unicode nfc normalization extern crate unicode_normalization; // for semver check in attrs.rs extern crate semver; // for regex checking extern crate regex_syntax; // for finding minimal boolean expressions extern crate quine_mc_cluskey; extern crate rustc_errors; extern crate rustc_plugin; #[macro_use] extern crate matches as matches_macro; extern crate serde; #[macro_use] extern crate serde_derive; #[macro_use] extern crate lazy_static; extern crate itertools; extern crate pulldown_cmark; extern crate url; #[macro_use] extern crate if_chain; macro_rules! declare_clippy_lint { { pub $name:tt, style, $description:tt } => { declare_lint! { pub $name, Warn, $description } }; { pub $name:tt, correctness, $description:tt } => { declare_lint! { pub $name, Deny, $description } }; { pub $name:tt, complexity, $description:tt } => { declare_lint! { pub $name, Warn, $description } }; { pub $name:tt, perf, $description:tt } => { declare_lint! { pub $name, Warn, $description } }; { pub $name:tt, pedantic, $description:tt } => { declare_lint! { pub $name, Allow, $description } }; { pub $name:tt, restriction, $description:tt } => { declare_lint! { pub $name, Allow, $description } }; { pub $name:tt, cargo, $description:tt } => { declare_lint! { pub $name, Allow, $description } }; { pub $name:tt, nursery, $description:tt } => { declare_lint! { pub $name, Allow, $description } }; { pub $name:tt, internal, $description:tt } => { declare_lint! { pub $name, Allow, $description } }; { pub $name:tt, internal_warn, $description:tt } => { declare_lint! { pub $name, Warn, $description } }; } pub mod consts; #[macro_use] pub mod utils; // begin lints modules, do not remove this comment, it’s used in `update_lints` pub mod approx_const; pub mod arithmetic; pub mod assign_ops; pub mod attrs; pub mod bit_mask; pub mod blacklisted_name; pub mod block_in_if_condition; pub mod booleans; pub mod bytecount; pub mod collapsible_if; pub mod const_static_lifetime; pub mod copies; pub mod cyclomatic_complexity; pub mod default_trait_access; pub mod derive; pub mod doc; pub mod double_comparison; pub mod double_parens; pub mod drop_forget_ref; pub mod duration_subsec; pub mod else_if_without_else; pub mod empty_enum; pub mod entry; pub mod enum_clike; pub mod enum_glob_use; pub mod enum_variants; pub mod eq_op; pub mod erasing_op; pub mod escape; pub mod eta_reduction; pub mod eval_order_dependence; pub mod excessive_precision; pub mod explicit_write; pub mod fallible_impl_from; pub mod format; pub mod formatting; pub mod functions; pub mod identity_conversion; pub mod identity_op; pub mod if_let_redundant_pattern_matching; pub mod if_not_else; pub mod indexing_slicing; pub mod infallible_destructuring_match; pub mod infinite_iter; pub mod inherent_impl; pub mod inline_fn_without_body; pub mod int_plus_one; pub mod invalid_ref; pub mod items_after_statements; pub mod large_enum_variant; pub mod len_zero; pub mod let_if_seq; pub mod lifetimes; pub mod literal_representation; pub mod loops; pub mod map_clone; pub mod map_unit_fn; pub mod matches; pub mod mem_forget; pub mod methods; pub mod minmax; pub mod misc; pub mod misc_early; pub mod missing_doc; pub mod multiple_crate_versions; pub mod mut_mut; pub mod mut_reference; pub mod mutex_atomic; pub mod needless_bool; pub mod needless_borrow; pub mod needless_borrowed_ref; pub mod needless_continue; pub mod needless_pass_by_value; pub mod needless_update; pub mod neg_cmp_op_on_partial_ord; pub mod neg_multiply; pub mod new_without_default; pub mod no_effect; pub mod non_expressive_names; pub mod ok_if_let; pub mod open_options; pub mod overflow_check_conditional; pub mod panic_unimplemented; pub mod partialeq_ne_impl; pub mod precedence; pub mod ptr; pub mod question_mark; pub mod ranges; pub mod redundant_field_names; pub mod reference; pub mod regex; pub mod replace_consts; pub mod returns; pub mod serde_api; pub mod shadow; pub mod strings; pub mod suspicious_trait_impl; pub mod swap; pub mod temporary_assignment; pub mod transmute; pub mod trivially_copy_pass_by_ref; pub mod types; pub mod unicode; pub mod unsafe_removed_from_name; pub mod unused_io_amount; pub mod unused_label; pub mod unwrap; pub mod use_self; pub mod vec; pub mod write; pub mod zero_div_zero; // end lints modules, do not remove this comment, it’s used in `update_lints` mod reexport { pub use syntax::ast::{Name, NodeId}; } #[cfg_attr(rustfmt, rustfmt_skip)] pub fn register_plugins(reg: &mut rustc_plugin::Registry) { let conf = match utils::conf::file_from_args(reg.args()) { Ok(file_name) => { // if the user specified a file, it must exist, otherwise default to `clippy.toml` but // do not require the file to exist let file_name = if let Some(file_name) = file_name { Some(file_name) } else { match utils::conf::lookup_conf_file() { Ok(path) => path, Err(error) => { reg.sess.struct_err(&format!("error finding Clippy's configuration file: {}", error)).emit(); None } } }; let file_name = file_name.map(|file_name| if file_name.is_relative() { reg.sess .local_crate_source_file .as_ref() .and_then(|file| std::path::Path::new(&file).parent().map(std::path::Path::to_path_buf)) .unwrap_or_default() .join(file_name) } else { file_name }); let (conf, errors) = utils::conf::read(file_name.as_ref().map(|p| p.as_ref())); // all conf errors are non-fatal, we just use the default conf in case of error for error in errors { reg.sess.struct_err(&format!("error reading Clippy's configuration file `{}`: {}", file_name.as_ref().and_then(|p| p.to_str()).unwrap_or(""), error)).emit(); } conf } Err((err, span)) => { reg.sess.struct_span_err(span, err) .span_note(span, "Clippy will use default configuration") .emit(); toml::from_str("").expect("we never error on empty config files") } }; let mut store = reg.sess.lint_store.borrow_mut(); store.register_removed( "should_assert_eq", "`assert!()` will be more flexible with RFC 2011", ); store.register_removed( "extend_from_slice", "`.extend_from_slice(_)` is a faster way to extend a Vec by a slice", ); store.register_removed( "range_step_by_zero", "`iterator.step_by(0)` panics nowadays", ); store.register_removed( "unstable_as_slice", "`Vec::as_slice` has been stabilized in 1.7", ); store.register_removed( "unstable_as_mut_slice", "`Vec::as_mut_slice` has been stabilized in 1.7", ); store.register_removed( "str_to_string", "using `str::to_string` is common even today and specialization will likely happen soon", ); store.register_removed( "string_to_string", "using `string::to_string` is common even today and specialization will likely happen soon", ); store.register_removed( "misaligned_transmute", "this lint has been split into cast_ptr_alignment and transmute_ptr_to_ptr", ); // end deprecated lints, do not remove this comment, it’s used in `update_lints` reg.register_late_lint_pass(box serde_api::Serde); reg.register_early_lint_pass(box utils::internal_lints::Clippy); reg.register_late_lint_pass(box utils::internal_lints::LintWithoutLintPass::default()); reg.register_late_lint_pass(box utils::inspector::Pass); reg.register_late_lint_pass(box utils::author::Pass); reg.register_late_lint_pass(box types::TypePass); reg.register_late_lint_pass(box booleans::NonminimalBool); reg.register_late_lint_pass(box eq_op::EqOp); reg.register_early_lint_pass(box enum_variants::EnumVariantNames::new(conf.enum_variant_name_threshold)); reg.register_late_lint_pass(box enum_glob_use::EnumGlobUse); reg.register_late_lint_pass(box enum_clike::UnportableVariant); reg.register_late_lint_pass(box excessive_precision::ExcessivePrecision); reg.register_late_lint_pass(box bit_mask::BitMask::new(conf.verbose_bit_mask_threshold)); reg.register_late_lint_pass(box ptr::PointerPass); reg.register_late_lint_pass(box needless_bool::NeedlessBool); reg.register_late_lint_pass(box needless_bool::BoolComparison); reg.register_late_lint_pass(box approx_const::Pass); reg.register_late_lint_pass(box misc::Pass); reg.register_early_lint_pass(box precedence::Precedence); reg.register_early_lint_pass(box needless_continue::NeedlessContinue); reg.register_late_lint_pass(box eta_reduction::EtaPass); reg.register_late_lint_pass(box identity_op::IdentityOp); reg.register_late_lint_pass(box erasing_op::ErasingOp); reg.register_early_lint_pass(box items_after_statements::ItemsAfterStatements); reg.register_late_lint_pass(box mut_mut::MutMut); reg.register_late_lint_pass(box mut_reference::UnnecessaryMutPassed); reg.register_late_lint_pass(box len_zero::LenZero); reg.register_late_lint_pass(box attrs::AttrPass); reg.register_early_lint_pass(box collapsible_if::CollapsibleIf); reg.register_late_lint_pass(box block_in_if_condition::BlockInIfCondition); reg.register_late_lint_pass(box unicode::Unicode); reg.register_late_lint_pass(box strings::StringAdd); reg.register_early_lint_pass(box returns::ReturnPass); reg.register_late_lint_pass(box methods::Pass); reg.register_late_lint_pass(box shadow::Pass); reg.register_late_lint_pass(box types::LetPass); reg.register_late_lint_pass(box types::UnitCmp); reg.register_late_lint_pass(box loops::Pass); reg.register_late_lint_pass(box lifetimes::LifetimePass); reg.register_late_lint_pass(box entry::HashMapLint); reg.register_late_lint_pass(box ranges::Pass); reg.register_late_lint_pass(box types::CastPass); reg.register_late_lint_pass(box types::TypeComplexityPass::new(conf.type_complexity_threshold)); reg.register_late_lint_pass(box matches::MatchPass); reg.register_late_lint_pass(box minmax::MinMaxPass); reg.register_late_lint_pass(box open_options::NonSensical); reg.register_late_lint_pass(box zero_div_zero::Pass); reg.register_late_lint_pass(box mutex_atomic::MutexAtomic); reg.register_late_lint_pass(box needless_update::Pass); reg.register_late_lint_pass(box needless_borrow::NeedlessBorrow); reg.register_late_lint_pass(box needless_borrowed_ref::NeedlessBorrowedRef); reg.register_late_lint_pass(box no_effect::Pass); reg.register_late_lint_pass(box map_clone::Pass); reg.register_late_lint_pass(box temporary_assignment::Pass); reg.register_late_lint_pass(box transmute::Transmute); reg.register_late_lint_pass( box cyclomatic_complexity::CyclomaticComplexity::new(conf.cyclomatic_complexity_threshold) ); reg.register_late_lint_pass(box escape::Pass{too_large_for_stack: conf.too_large_for_stack}); reg.register_early_lint_pass(box misc_early::MiscEarly); reg.register_late_lint_pass(box panic_unimplemented::Pass); reg.register_late_lint_pass(box strings::StringLitAsBytes); reg.register_late_lint_pass(box derive::Derive); reg.register_late_lint_pass(box types::CharLitAsU8); reg.register_late_lint_pass(box write::Pass); reg.register_late_lint_pass(box vec::Pass); reg.register_early_lint_pass(box non_expressive_names::NonExpressiveNames { single_char_binding_names_threshold: conf.single_char_binding_names_threshold, }); reg.register_late_lint_pass(box drop_forget_ref::Pass); reg.register_late_lint_pass(box empty_enum::EmptyEnum); reg.register_late_lint_pass(box types::AbsurdExtremeComparisons); reg.register_late_lint_pass(box types::InvalidUpcastComparisons); reg.register_late_lint_pass(box regex::Pass::default()); reg.register_late_lint_pass(box copies::CopyAndPaste); reg.register_late_lint_pass(box format::Pass); reg.register_early_lint_pass(box formatting::Formatting); reg.register_late_lint_pass(box swap::Swap); reg.register_early_lint_pass(box if_not_else::IfNotElse); reg.register_early_lint_pass(box else_if_without_else::ElseIfWithoutElse); reg.register_early_lint_pass(box int_plus_one::IntPlusOne); reg.register_late_lint_pass(box overflow_check_conditional::OverflowCheckConditional); reg.register_late_lint_pass(box unused_label::UnusedLabel); reg.register_late_lint_pass(box new_without_default::NewWithoutDefault); reg.register_late_lint_pass(box blacklisted_name::BlackListedName::new(conf.blacklisted_names)); reg.register_late_lint_pass(box functions::Functions::new(conf.too_many_arguments_threshold)); reg.register_early_lint_pass(box doc::Doc::new(conf.doc_valid_idents)); reg.register_late_lint_pass(box neg_multiply::NegMultiply); reg.register_early_lint_pass(box unsafe_removed_from_name::UnsafeNameRemoval); reg.register_late_lint_pass(box mem_forget::MemForget); reg.register_late_lint_pass(box arithmetic::Arithmetic::default()); reg.register_late_lint_pass(box assign_ops::AssignOps); reg.register_late_lint_pass(box let_if_seq::LetIfSeq); reg.register_late_lint_pass(box eval_order_dependence::EvalOrderDependence); reg.register_late_lint_pass(box missing_doc::MissingDoc::new()); reg.register_late_lint_pass(box ok_if_let::Pass); reg.register_late_lint_pass(box if_let_redundant_pattern_matching::Pass); reg.register_late_lint_pass(box partialeq_ne_impl::Pass); reg.register_early_lint_pass(box reference::Pass); reg.register_early_lint_pass(box reference::DerefPass); reg.register_early_lint_pass(box double_parens::DoubleParens); reg.register_late_lint_pass(box unused_io_amount::UnusedIoAmount); reg.register_late_lint_pass(box large_enum_variant::LargeEnumVariant::new(conf.enum_variant_size_threshold)); reg.register_late_lint_pass(box explicit_write::Pass); reg.register_late_lint_pass(box needless_pass_by_value::NeedlessPassByValue); reg.register_late_lint_pass(box trivially_copy_pass_by_ref::TriviallyCopyPassByRef::new( conf.trivial_copy_size_limit, ®.sess.target, )); reg.register_early_lint_pass(box literal_representation::LiteralDigitGrouping); reg.register_early_lint_pass(box literal_representation::LiteralRepresentation::new( conf.literal_representation_threshold )); reg.register_late_lint_pass(box use_self::UseSelf); reg.register_late_lint_pass(box bytecount::ByteCount); reg.register_late_lint_pass(box infinite_iter::Pass); reg.register_late_lint_pass(box inline_fn_without_body::Pass); reg.register_late_lint_pass(box invalid_ref::InvalidRef); reg.register_late_lint_pass(box identity_conversion::IdentityConversion::default()); reg.register_late_lint_pass(box types::ImplicitHasher); reg.register_early_lint_pass(box const_static_lifetime::StaticConst); reg.register_late_lint_pass(box fallible_impl_from::FallibleImplFrom); reg.register_late_lint_pass(box replace_consts::ReplaceConsts); reg.register_late_lint_pass(box types::UnitArg); reg.register_late_lint_pass(box double_comparison::DoubleComparisonPass); reg.register_late_lint_pass(box question_mark::QuestionMarkPass); reg.register_late_lint_pass(box suspicious_trait_impl::SuspiciousImpl); reg.register_late_lint_pass(box redundant_field_names::RedundantFieldNames); reg.register_early_lint_pass(box multiple_crate_versions::Pass); reg.register_late_lint_pass(box map_unit_fn::Pass); reg.register_late_lint_pass(box infallible_destructuring_match::Pass); reg.register_late_lint_pass(box inherent_impl::Pass::default()); reg.register_late_lint_pass(box neg_cmp_op_on_partial_ord::NoNegCompOpForPartialOrd); reg.register_late_lint_pass(box unwrap::Pass); reg.register_late_lint_pass(box duration_subsec::DurationSubsec); reg.register_late_lint_pass(box default_trait_access::DefaultTraitAccess); reg.register_late_lint_pass(box indexing_slicing::IndexingSlicing); reg.register_lint_group("clippy_restriction", vec![ arithmetic::FLOAT_ARITHMETIC, arithmetic::INTEGER_ARITHMETIC, assign_ops::ASSIGN_OPS, else_if_without_else::ELSE_IF_WITHOUT_ELSE, inherent_impl::MULTIPLE_INHERENT_IMPL, literal_representation::DECIMAL_LITERAL_REPRESENTATION, mem_forget::MEM_FORGET, methods::CLONE_ON_REF_PTR, methods::OPTION_UNWRAP_USED, methods::RESULT_UNWRAP_USED, methods::WRONG_PUB_SELF_CONVENTION, misc::FLOAT_CMP_CONST, missing_doc::MISSING_DOCS_IN_PRIVATE_ITEMS, panic_unimplemented::UNIMPLEMENTED, shadow::SHADOW_REUSE, shadow::SHADOW_SAME, shadow::SHADOW_UNRELATED, strings::STRING_ADD, write::PRINT_STDOUT, write::USE_DEBUG, ]); reg.register_lint_group("clippy_pedantic", vec![ attrs::INLINE_ALWAYS, copies::MATCH_SAME_ARMS, derive::EXPL_IMPL_CLONE_ON_COPY, doc::DOC_MARKDOWN, empty_enum::EMPTY_ENUM, enum_glob_use::ENUM_GLOB_USE, enum_variants::PUB_ENUM_VARIANT_NAMES, enum_variants::STUTTER, if_not_else::IF_NOT_ELSE, indexing_slicing::INDEXING_SLICING, infinite_iter::MAYBE_INFINITE_ITER, items_after_statements::ITEMS_AFTER_STATEMENTS, matches::SINGLE_MATCH_ELSE, methods::FILTER_MAP, methods::OPTION_MAP_UNWRAP_OR, methods::OPTION_MAP_UNWRAP_OR_ELSE, methods::RESULT_MAP_UNWRAP_OR_ELSE, misc::USED_UNDERSCORE_BINDING, misc_early::UNSEPARATED_LITERAL_SUFFIX, mut_mut::MUT_MUT, needless_continue::NEEDLESS_CONTINUE, non_expressive_names::SIMILAR_NAMES, replace_consts::REPLACE_CONSTS, strings::STRING_ADD_ASSIGN, types::CAST_POSSIBLE_TRUNCATION, types::CAST_POSSIBLE_WRAP, types::CAST_PRECISION_LOSS, types::CAST_SIGN_LOSS, types::INVALID_UPCAST_COMPARISONS, types::LINKEDLIST, unicode::NON_ASCII_LITERAL, unicode::UNICODE_NOT_NFC, use_self::USE_SELF, ]); reg.register_lint_group("clippy_internal", vec![ utils::internal_lints::CLIPPY_LINTS_INTERNAL, utils::internal_lints::LINT_WITHOUT_LINT_PASS, ]); reg.register_lint_group("clippy", vec![ approx_const::APPROX_CONSTANT, assign_ops::ASSIGN_OP_PATTERN, assign_ops::MISREFACTORED_ASSIGN_OP, attrs::DEPRECATED_SEMVER, attrs::USELESS_ATTRIBUTE, bit_mask::BAD_BIT_MASK, bit_mask::INEFFECTIVE_BIT_MASK, bit_mask::VERBOSE_BIT_MASK, blacklisted_name::BLACKLISTED_NAME, block_in_if_condition::BLOCK_IN_IF_CONDITION_EXPR, block_in_if_condition::BLOCK_IN_IF_CONDITION_STMT, booleans::LOGIC_BUG, booleans::NONMINIMAL_BOOL, bytecount::NAIVE_BYTECOUNT, collapsible_if::COLLAPSIBLE_IF, const_static_lifetime::CONST_STATIC_LIFETIME, copies::IF_SAME_THEN_ELSE, copies::IFS_SAME_COND, cyclomatic_complexity::CYCLOMATIC_COMPLEXITY, default_trait_access::DEFAULT_TRAIT_ACCESS, derive::DERIVE_HASH_XOR_EQ, double_comparison::DOUBLE_COMPARISONS, double_parens::DOUBLE_PARENS, drop_forget_ref::DROP_COPY, drop_forget_ref::DROP_REF, drop_forget_ref::FORGET_COPY, drop_forget_ref::FORGET_REF, duration_subsec::DURATION_SUBSEC, entry::MAP_ENTRY, enum_clike::ENUM_CLIKE_UNPORTABLE_VARIANT, enum_variants::ENUM_VARIANT_NAMES, enum_variants::MODULE_INCEPTION, eq_op::EQ_OP, eq_op::OP_REF, erasing_op::ERASING_OP, escape::BOXED_LOCAL, eta_reduction::REDUNDANT_CLOSURE, eval_order_dependence::DIVERGING_SUB_EXPRESSION, eval_order_dependence::EVAL_ORDER_DEPENDENCE, excessive_precision::EXCESSIVE_PRECISION, explicit_write::EXPLICIT_WRITE, format::USELESS_FORMAT, formatting::POSSIBLE_MISSING_COMMA, formatting::SUSPICIOUS_ASSIGNMENT_FORMATTING, formatting::SUSPICIOUS_ELSE_FORMATTING, functions::NOT_UNSAFE_PTR_ARG_DEREF, functions::TOO_MANY_ARGUMENTS, identity_conversion::IDENTITY_CONVERSION, identity_op::IDENTITY_OP, if_let_redundant_pattern_matching::IF_LET_REDUNDANT_PATTERN_MATCHING, indexing_slicing::OUT_OF_BOUNDS_INDEXING, infallible_destructuring_match::INFALLIBLE_DESTRUCTURING_MATCH, infinite_iter::INFINITE_ITER, inline_fn_without_body::INLINE_FN_WITHOUT_BODY, int_plus_one::INT_PLUS_ONE, invalid_ref::INVALID_REF, large_enum_variant::LARGE_ENUM_VARIANT, len_zero::LEN_WITHOUT_IS_EMPTY, len_zero::LEN_ZERO, let_if_seq::USELESS_LET_IF_SEQ, lifetimes::EXTRA_UNUSED_LIFETIMES, lifetimes::NEEDLESS_LIFETIMES, literal_representation::INCONSISTENT_DIGIT_GROUPING, literal_representation::LARGE_DIGIT_GROUPS, literal_representation::UNREADABLE_LITERAL, loops::EMPTY_LOOP, loops::EXPLICIT_COUNTER_LOOP, loops::EXPLICIT_INTO_ITER_LOOP, loops::EXPLICIT_ITER_LOOP, loops::FOR_KV_MAP, loops::FOR_LOOP_OVER_OPTION, loops::FOR_LOOP_OVER_RESULT, loops::ITER_NEXT_LOOP, loops::MANUAL_MEMCPY, loops::MUT_RANGE_BOUND, loops::NEEDLESS_RANGE_LOOP, loops::NEVER_LOOP, loops::REVERSE_RANGE_LOOP, loops::UNUSED_COLLECT, loops::WHILE_IMMUTABLE_CONDITION, loops::WHILE_LET_LOOP, loops::WHILE_LET_ON_ITERATOR, map_clone::MAP_CLONE, map_unit_fn::OPTION_MAP_UNIT_FN, map_unit_fn::RESULT_MAP_UNIT_FN, matches::MATCH_AS_REF, matches::MATCH_BOOL, matches::MATCH_OVERLAPPING_ARM, matches::MATCH_REF_PATS, matches::MATCH_WILD_ERR_ARM, matches::SINGLE_MATCH, methods::CHARS_LAST_CMP, methods::CHARS_NEXT_CMP, methods::CLONE_DOUBLE_REF, methods::CLONE_ON_COPY, methods::EXPECT_FUN_CALL, methods::FILTER_NEXT, methods::GET_UNWRAP, methods::ITER_CLONED_COLLECT, methods::ITER_NTH, methods::ITER_SKIP_NEXT, methods::NEW_RET_NO_SELF, methods::OK_EXPECT, methods::OPTION_MAP_OR_NONE, methods::OR_FUN_CALL, methods::SEARCH_IS_SOME, methods::SHOULD_IMPLEMENT_TRAIT, methods::SINGLE_CHAR_PATTERN, methods::STRING_EXTEND_CHARS, methods::TEMPORARY_CSTRING_AS_PTR, methods::UNNECESSARY_FOLD, methods::USELESS_ASREF, methods::WRONG_SELF_CONVENTION, minmax::MIN_MAX, misc::CMP_NAN, misc::CMP_OWNED, misc::FLOAT_CMP, misc::MODULO_ONE, misc::REDUNDANT_PATTERN, misc::SHORT_CIRCUIT_STATEMENT, misc::TOPLEVEL_REF_ARG, misc::ZERO_PTR, misc_early::BUILTIN_TYPE_SHADOW, misc_early::DOUBLE_NEG, misc_early::DUPLICATE_UNDERSCORE_ARGUMENT, misc_early::MIXED_CASE_HEX_LITERALS, misc_early::REDUNDANT_CLOSURE_CALL, misc_early::UNNEEDED_FIELD_PATTERN, misc_early::ZERO_PREFIXED_LITERAL, mut_reference::UNNECESSARY_MUT_PASSED, mutex_atomic::MUTEX_ATOMIC, needless_bool::BOOL_COMPARISON, needless_bool::NEEDLESS_BOOL, needless_borrowed_ref::NEEDLESS_BORROWED_REFERENCE, needless_pass_by_value::NEEDLESS_PASS_BY_VALUE, needless_update::NEEDLESS_UPDATE, neg_cmp_op_on_partial_ord::NEG_CMP_OP_ON_PARTIAL_ORD, neg_multiply::NEG_MULTIPLY, new_without_default::NEW_WITHOUT_DEFAULT, new_without_default::NEW_WITHOUT_DEFAULT_DERIVE, no_effect::NO_EFFECT, no_effect::UNNECESSARY_OPERATION, non_expressive_names::JUST_UNDERSCORES_AND_DIGITS, non_expressive_names::MANY_SINGLE_CHAR_NAMES, ok_if_let::IF_LET_SOME_RESULT, open_options::NONSENSICAL_OPEN_OPTIONS, overflow_check_conditional::OVERFLOW_CHECK_CONDITIONAL, panic_unimplemented::PANIC_PARAMS, partialeq_ne_impl::PARTIALEQ_NE_IMPL, precedence::PRECEDENCE, ptr::CMP_NULL, ptr::MUT_FROM_REF, ptr::PTR_ARG, question_mark::QUESTION_MARK, ranges::ITERATOR_STEP_BY_ZERO, ranges::RANGE_MINUS_ONE, ranges::RANGE_ZIP_WITH_LEN, redundant_field_names::REDUNDANT_FIELD_NAMES, reference::DEREF_ADDROF, reference::REF_IN_DEREF, regex::INVALID_REGEX, regex::REGEX_MACRO, regex::TRIVIAL_REGEX, returns::LET_AND_RETURN, returns::NEEDLESS_RETURN, serde_api::SERDE_API_MISUSE, strings::STRING_LIT_AS_BYTES, suspicious_trait_impl::SUSPICIOUS_ARITHMETIC_IMPL, suspicious_trait_impl::SUSPICIOUS_OP_ASSIGN_IMPL, swap::ALMOST_SWAPPED, swap::MANUAL_SWAP, temporary_assignment::TEMPORARY_ASSIGNMENT, transmute::CROSSPOINTER_TRANSMUTE, transmute::TRANSMUTE_BYTES_TO_STR, transmute::TRANSMUTE_INT_TO_BOOL, transmute::TRANSMUTE_INT_TO_CHAR, transmute::TRANSMUTE_INT_TO_FLOAT, transmute::TRANSMUTE_PTR_TO_PTR, transmute::TRANSMUTE_PTR_TO_REF, transmute::USELESS_TRANSMUTE, transmute::WRONG_TRANSMUTE, trivially_copy_pass_by_ref::TRIVIALLY_COPY_PASS_BY_REF, types::ABSURD_EXTREME_COMPARISONS, types::BORROWED_BOX, types::BOX_VEC, types::CAST_LOSSLESS, types::CAST_PTR_ALIGNMENT, types::CHAR_LIT_AS_U8, types::FN_TO_NUMERIC_CAST, types::FN_TO_NUMERIC_CAST_WITH_TRUNCATION, types::IMPLICIT_HASHER, types::LET_UNIT_VALUE, types::OPTION_OPTION, types::TYPE_COMPLEXITY, types::UNIT_ARG, types::UNIT_CMP, types::UNNECESSARY_CAST, unicode::ZERO_WIDTH_SPACE, unsafe_removed_from_name::UNSAFE_REMOVED_FROM_NAME, unused_io_amount::UNUSED_IO_AMOUNT, unused_label::UNUSED_LABEL, vec::USELESS_VEC, write::PRINT_LITERAL, write::PRINT_WITH_NEWLINE, write::PRINTLN_EMPTY_STRING, write::WRITE_LITERAL, write::WRITE_WITH_NEWLINE, write::WRITELN_EMPTY_STRING, zero_div_zero::ZERO_DIVIDED_BY_ZERO, ]); reg.register_lint_group("clippy_style", vec![ assign_ops::ASSIGN_OP_PATTERN, bit_mask::VERBOSE_BIT_MASK, blacklisted_name::BLACKLISTED_NAME, block_in_if_condition::BLOCK_IN_IF_CONDITION_EXPR, block_in_if_condition::BLOCK_IN_IF_CONDITION_STMT, collapsible_if::COLLAPSIBLE_IF, const_static_lifetime::CONST_STATIC_LIFETIME, default_trait_access::DEFAULT_TRAIT_ACCESS, enum_variants::ENUM_VARIANT_NAMES, enum_variants::MODULE_INCEPTION, eq_op::OP_REF, eta_reduction::REDUNDANT_CLOSURE, excessive_precision::EXCESSIVE_PRECISION, formatting::SUSPICIOUS_ASSIGNMENT_FORMATTING, formatting::SUSPICIOUS_ELSE_FORMATTING, if_let_redundant_pattern_matching::IF_LET_REDUNDANT_PATTERN_MATCHING, infallible_destructuring_match::INFALLIBLE_DESTRUCTURING_MATCH, len_zero::LEN_WITHOUT_IS_EMPTY, len_zero::LEN_ZERO, let_if_seq::USELESS_LET_IF_SEQ, literal_representation::INCONSISTENT_DIGIT_GROUPING, literal_representation::LARGE_DIGIT_GROUPS, literal_representation::UNREADABLE_LITERAL, loops::EMPTY_LOOP, loops::EXPLICIT_INTO_ITER_LOOP, loops::EXPLICIT_ITER_LOOP, loops::FOR_KV_MAP, loops::NEEDLESS_RANGE_LOOP, loops::WHILE_LET_ON_ITERATOR, map_clone::MAP_CLONE, matches::MATCH_BOOL, matches::MATCH_OVERLAPPING_ARM, matches::MATCH_REF_PATS, matches::MATCH_WILD_ERR_ARM, matches::SINGLE_MATCH, methods::CHARS_LAST_CMP, methods::GET_UNWRAP, methods::ITER_CLONED_COLLECT, methods::ITER_SKIP_NEXT, methods::NEW_RET_NO_SELF, methods::OK_EXPECT, methods::OPTION_MAP_OR_NONE, methods::SHOULD_IMPLEMENT_TRAIT, methods::STRING_EXTEND_CHARS, methods::UNNECESSARY_FOLD, methods::WRONG_SELF_CONVENTION, misc::REDUNDANT_PATTERN, misc::TOPLEVEL_REF_ARG, misc::ZERO_PTR, misc_early::BUILTIN_TYPE_SHADOW, misc_early::DOUBLE_NEG, misc_early::DUPLICATE_UNDERSCORE_ARGUMENT, misc_early::MIXED_CASE_HEX_LITERALS, misc_early::UNNEEDED_FIELD_PATTERN, mut_reference::UNNECESSARY_MUT_PASSED, needless_pass_by_value::NEEDLESS_PASS_BY_VALUE, neg_multiply::NEG_MULTIPLY, new_without_default::NEW_WITHOUT_DEFAULT, new_without_default::NEW_WITHOUT_DEFAULT_DERIVE, non_expressive_names::JUST_UNDERSCORES_AND_DIGITS, non_expressive_names::MANY_SINGLE_CHAR_NAMES, ok_if_let::IF_LET_SOME_RESULT, panic_unimplemented::PANIC_PARAMS, ptr::CMP_NULL, ptr::PTR_ARG, question_mark::QUESTION_MARK, ranges::RANGE_MINUS_ONE, redundant_field_names::REDUNDANT_FIELD_NAMES, regex::REGEX_MACRO, regex::TRIVIAL_REGEX, returns::LET_AND_RETURN, returns::NEEDLESS_RETURN, strings::STRING_LIT_AS_BYTES, types::FN_TO_NUMERIC_CAST, types::IMPLICIT_HASHER, types::LET_UNIT_VALUE, unsafe_removed_from_name::UNSAFE_REMOVED_FROM_NAME, write::PRINT_LITERAL, write::PRINT_WITH_NEWLINE, write::PRINTLN_EMPTY_STRING, write::WRITE_LITERAL, write::WRITE_WITH_NEWLINE, write::WRITELN_EMPTY_STRING, ]); reg.register_lint_group("clippy_complexity", vec![ assign_ops::MISREFACTORED_ASSIGN_OP, booleans::NONMINIMAL_BOOL, cyclomatic_complexity::CYCLOMATIC_COMPLEXITY, double_comparison::DOUBLE_COMPARISONS, double_parens::DOUBLE_PARENS, duration_subsec::DURATION_SUBSEC, eval_order_dependence::DIVERGING_SUB_EXPRESSION, eval_order_dependence::EVAL_ORDER_DEPENDENCE, explicit_write::EXPLICIT_WRITE, format::USELESS_FORMAT, functions::TOO_MANY_ARGUMENTS, identity_conversion::IDENTITY_CONVERSION, identity_op::IDENTITY_OP, int_plus_one::INT_PLUS_ONE, lifetimes::EXTRA_UNUSED_LIFETIMES, lifetimes::NEEDLESS_LIFETIMES, loops::EXPLICIT_COUNTER_LOOP, loops::MUT_RANGE_BOUND, loops::WHILE_LET_LOOP, map_unit_fn::OPTION_MAP_UNIT_FN, map_unit_fn::RESULT_MAP_UNIT_FN, matches::MATCH_AS_REF, methods::CHARS_NEXT_CMP, methods::CLONE_ON_COPY, methods::FILTER_NEXT, methods::SEARCH_IS_SOME, methods::USELESS_ASREF, misc::SHORT_CIRCUIT_STATEMENT, misc_early::REDUNDANT_CLOSURE_CALL, misc_early::ZERO_PREFIXED_LITERAL, needless_bool::BOOL_COMPARISON, needless_bool::NEEDLESS_BOOL, needless_borrowed_ref::NEEDLESS_BORROWED_REFERENCE, needless_update::NEEDLESS_UPDATE, neg_cmp_op_on_partial_ord::NEG_CMP_OP_ON_PARTIAL_ORD, no_effect::NO_EFFECT, no_effect::UNNECESSARY_OPERATION, overflow_check_conditional::OVERFLOW_CHECK_CONDITIONAL, partialeq_ne_impl::PARTIALEQ_NE_IMPL, precedence::PRECEDENCE, ranges::RANGE_ZIP_WITH_LEN, reference::DEREF_ADDROF, reference::REF_IN_DEREF, swap::MANUAL_SWAP, temporary_assignment::TEMPORARY_ASSIGNMENT, transmute::CROSSPOINTER_TRANSMUTE, transmute::TRANSMUTE_BYTES_TO_STR, transmute::TRANSMUTE_INT_TO_BOOL, transmute::TRANSMUTE_INT_TO_CHAR, transmute::TRANSMUTE_INT_TO_FLOAT, transmute::TRANSMUTE_PTR_TO_PTR, transmute::TRANSMUTE_PTR_TO_REF, transmute::USELESS_TRANSMUTE, types::BORROWED_BOX, types::CAST_LOSSLESS, types::CHAR_LIT_AS_U8, types::OPTION_OPTION, types::TYPE_COMPLEXITY, types::UNIT_ARG, types::UNNECESSARY_CAST, unused_label::UNUSED_LABEL, zero_div_zero::ZERO_DIVIDED_BY_ZERO, ]); reg.register_lint_group("clippy_correctness", vec![ approx_const::APPROX_CONSTANT, attrs::DEPRECATED_SEMVER, attrs::USELESS_ATTRIBUTE, bit_mask::BAD_BIT_MASK, bit_mask::INEFFECTIVE_BIT_MASK, booleans::LOGIC_BUG, copies::IF_SAME_THEN_ELSE, copies::IFS_SAME_COND, derive::DERIVE_HASH_XOR_EQ, drop_forget_ref::DROP_COPY, drop_forget_ref::DROP_REF, drop_forget_ref::FORGET_COPY, drop_forget_ref::FORGET_REF, enum_clike::ENUM_CLIKE_UNPORTABLE_VARIANT, eq_op::EQ_OP, erasing_op::ERASING_OP, formatting::POSSIBLE_MISSING_COMMA, functions::NOT_UNSAFE_PTR_ARG_DEREF, indexing_slicing::OUT_OF_BOUNDS_INDEXING, infinite_iter::INFINITE_ITER, inline_fn_without_body::INLINE_FN_WITHOUT_BODY, invalid_ref::INVALID_REF, loops::FOR_LOOP_OVER_OPTION, loops::FOR_LOOP_OVER_RESULT, loops::ITER_NEXT_LOOP, loops::NEVER_LOOP, loops::REVERSE_RANGE_LOOP, loops::WHILE_IMMUTABLE_CONDITION, methods::CLONE_DOUBLE_REF, methods::TEMPORARY_CSTRING_AS_PTR, minmax::MIN_MAX, misc::CMP_NAN, misc::FLOAT_CMP, misc::MODULO_ONE, open_options::NONSENSICAL_OPEN_OPTIONS, ptr::MUT_FROM_REF, ranges::ITERATOR_STEP_BY_ZERO, regex::INVALID_REGEX, serde_api::SERDE_API_MISUSE, suspicious_trait_impl::SUSPICIOUS_ARITHMETIC_IMPL, suspicious_trait_impl::SUSPICIOUS_OP_ASSIGN_IMPL, swap::ALMOST_SWAPPED, transmute::WRONG_TRANSMUTE, types::ABSURD_EXTREME_COMPARISONS, types::CAST_PTR_ALIGNMENT, types::FN_TO_NUMERIC_CAST_WITH_TRUNCATION, types::UNIT_CMP, unicode::ZERO_WIDTH_SPACE, unused_io_amount::UNUSED_IO_AMOUNT, ]); reg.register_lint_group("clippy_perf", vec![ bytecount::NAIVE_BYTECOUNT, entry::MAP_ENTRY, escape::BOXED_LOCAL, large_enum_variant::LARGE_ENUM_VARIANT, loops::MANUAL_MEMCPY, loops::UNUSED_COLLECT, methods::EXPECT_FUN_CALL, methods::ITER_NTH, methods::OR_FUN_CALL, methods::SINGLE_CHAR_PATTERN, misc::CMP_OWNED, mutex_atomic::MUTEX_ATOMIC, trivially_copy_pass_by_ref::TRIVIALLY_COPY_PASS_BY_REF, types::BOX_VEC, vec::USELESS_VEC, ]); reg.register_lint_group("clippy_cargo", vec![ multiple_crate_versions::MULTIPLE_CRATE_VERSIONS, ]); reg.register_lint_group("clippy_nursery", vec![ attrs::EMPTY_LINE_AFTER_OUTER_ATTR, fallible_impl_from::FALLIBLE_IMPL_FROM, mutex_atomic::MUTEX_INTEGER, needless_borrow::NEEDLESS_BORROW, ranges::RANGE_PLUS_ONE, unwrap::PANICKING_UNWRAP, unwrap::UNNECESSARY_UNWRAP, ]); } // only exists to let the dogfood integration test works. // Don't run clippy as an executable directly #[allow(dead_code, print_stdout)] fn main() { panic!("Please use the cargo-clippy executable"); }