clippy_lints/src/lib.rs

   1 // error-pattern:cargo-clippy
   2
   3 #![feature(box_syntax)]
   4 #![feature(custom_attribute)]
   5 #![feature(i128_type)]
   6 #![feature(i128)]
   7 #![feature(rustc_private)]
   8 #![feature(slice_patterns)]
   9 #![feature(stmt_expr_attributes)]
  10 #![feature(conservative_impl_trait)]
  11 #![feature(inclusive_range_syntax, range_contains)]
  12 #![allow(unknown_lints, indexing_slicing, shadow_reuse, missing_docs_in_private_items)]
  13
  14 #[macro_use]
  15 extern crate rustc;
  16 extern crate syntax;
  17 extern crate syntax_pos;
  18
  19 extern crate toml;
  20
  21 // for unicode nfc normalization
  22
  23 extern crate unicode_normalization;
  24
  25 // for semver check in attrs.rs
  26
  27 extern crate semver;
  28
  29 // for regex checking
  30
  31 extern crate regex_syntax;
  32
  33 // for finding minimal boolean expressions
  34
  35 extern crate quine_mc_cluskey;
  36
  37 extern crate rustc_const_eval;
  38 extern crate rustc_const_math;
  39 extern crate rustc_errors;
  40 extern crate rustc_plugin;
  41
  42 #[macro_use]
  43 extern crate matches as matches_macro;
  44
  45 extern crate serde;
  46 #[macro_use]
  47 extern crate serde_derive;
  48
  49 #[macro_use]
  50 extern crate lazy_static;
  51
  52 extern crate itertools;
  53 extern crate pulldown_cmark;
  54 extern crate url;
  55
  56 macro_rules! declare_restriction_lint {
  57     { pub $name:tt, $description:tt } => {
  58         declare_lint! { pub $name, Allow, $description }
  59     };
  60 }
  61
  62 pub mod consts;
  63 #[macro_use]
  64 pub mod utils;
  65
  66 // begin lints modules, do not remove this comment, it’s used in `update_lints`
  67 pub mod approx_const;
  68 pub mod arithmetic;
  69 pub mod array_indexing;
  70 pub mod assign_ops;
  71 pub mod attrs;
  72 pub mod bit_mask;
  73 pub mod blacklisted_name;
  74 pub mod block_in_if_condition;
  75 pub mod booleans;
  76 pub mod bytecount;
  77 pub mod collapsible_if;
  78 pub mod copies;
  79 pub mod cyclomatic_complexity;
  80 pub mod derive;
  81 pub mod doc;
  82 pub mod double_parens;
  83 pub mod drop_forget_ref;
  84 pub mod empty_enum;
  85 pub mod entry;
  86 pub mod enum_clike;
  87 pub mod enum_glob_use;
  88 pub mod enum_variants;
  89 pub mod eq_op;
  90 pub mod escape;
  91 pub mod eta_reduction;
  92 pub mod eval_order_dependence;
  93 pub mod format;
  94 pub mod formatting;
  95 pub mod functions;
  96 pub mod identity_conversion;
  97 pub mod identity_op;
  98 pub mod if_let_redundant_pattern_matching;
  99 pub mod if_not_else;
 100 pub mod infinite_iter;
 101 pub mod int_plus_one;
 102 pub mod invalid_ref;
 103 pub mod is_unit_expr;
 104 pub mod items_after_statements;
 105 pub mod large_enum_variant;
 106 pub mod len_zero;
 107 pub mod let_if_seq;
 108 pub mod lifetimes;
 109 pub mod literal_digit_grouping;
 110 pub mod loops;
 111 pub mod map_clone;
 112 pub mod matches;
 113 pub mod mem_forget;
 114 pub mod methods;
 115 pub mod minmax;
 116 pub mod misc;
 117 pub mod misc_early;
 118 pub mod missing_doc;
 119 pub mod mut_mut;
 120 pub mod mut_reference;
 121 pub mod mutex_atomic;
 122 pub mod needless_bool;
 123 pub mod needless_borrow;
 124 pub mod needless_borrowed_ref;
 125 pub mod needless_continue;
 126 pub mod needless_pass_by_value;
 127 pub mod needless_update;
 128 pub mod neg_multiply;
 129 pub mod new_without_default;
 130 pub mod no_effect;
 131 pub mod non_expressive_names;
 132 pub mod ok_if_let;
 133 pub mod open_options;
 134 pub mod overflow_check_conditional;
 135 pub mod panic;
 136 pub mod partialeq_ne_impl;
 137 pub mod precedence;
 138 pub mod print;
 139 pub mod ptr;
 140 pub mod ranges;
 141 pub mod reference;
 142 pub mod regex;
 143 pub mod returns;
 144 pub mod serde_api;
 145 pub mod shadow;
 146 pub mod should_assert_eq;
 147 pub mod strings;
 148 pub mod swap;
 149 pub mod temporary_assignment;
 150 pub mod transmute;
 151 pub mod types;
 152 pub mod unicode;
 153 pub mod unsafe_removed_from_name;
 154 pub mod unused_io_amount;
 155 pub mod unused_label;
 156 pub mod use_self;
 157 pub mod vec;
 158 pub mod zero_div_zero;
 159 // end lints modules, do not remove this comment, it’s used in `update_lints`
 160
 161 mod reexport {
 162     pub use syntax::ast::{Name, NodeId};
 163 }
 164
 165 #[cfg_attr(rustfmt, rustfmt_skip)]
 166 pub fn register_plugins(reg: &mut rustc_plugin::Registry) {
 167     let conf = match utils::conf::file_from_args(reg.args()) {
 168         Ok(file_name) => {
 169             // if the user specified a file, it must exist, otherwise default to `clippy.toml` but
 170             // do not require the file to exist
 171             let file_name = if let Some(file_name) = file_name {
 172                 Some(file_name)
 173             } else {
 174                 match utils::conf::lookup_conf_file() {
 175                     Ok(path) => path,
 176                     Err(error) => {
 177                         reg.sess.struct_err(&format!("error reading Clippy's configuration file: {}", error)).emit();
 178                         None
 179                     }
 180                 }
 181             };
 182
 183             let (conf, errors) = utils::conf::read(file_name.as_ref().map(|p| p.as_ref()));
 184
 185             // all conf errors are non-fatal, we just use the default conf in case of error
 186             for error in errors {
 187                 reg.sess.struct_err(&format!("error reading Clippy's configuration file: {}", error)).emit();
 188             }
 189
 190             conf
 191         }
 192         Err((err, span)) => {
 193             reg.sess.struct_span_err(span, err)
 194                     .span_note(span, "Clippy will use default configuration")
 195                     .emit();
 196             toml::from_str("").expect("we never error on empty config files")
 197         }
 198     };
 199
 200     let mut store = reg.sess.lint_store.borrow_mut();
 201     store.register_removed(
 202         "extend_from_slice",
 203         "`.extend_from_slice(_)` is a faster way to extend a Vec by a slice",
 204     );
 205     store.register_removed(
 206         "range_step_by_zero",
 207         "`iterator.step_by(0)` panics nowadays",
 208     );
 209     store.register_removed(
 210         "unstable_as_slice",
 211         "`Vec::as_slice` has been stabilized in 1.7",
 212     );
 213     store.register_removed(
 214         "unstable_as_mut_slice",
 215         "`Vec::as_mut_slice` has been stabilized in 1.7",
 216     );
 217     store.register_removed(
 218         "str_to_string",
 219         "using `str::to_string` is common even today and specialization will likely happen soon",
 220     );
 221     store.register_removed(
 222         "string_to_string",
 223         "using `string::to_string` is common even today and specialization will likely happen soon",
 224     );
 225     // end deprecated lints, do not remove this comment, it’s used in `update_lints`
 226
 227     reg.register_late_lint_pass(box serde_api::Serde);
 228     reg.register_early_lint_pass(box utils::internal_lints::Clippy);
 229     reg.register_late_lint_pass(box utils::internal_lints::LintWithoutLintPass::default());
 230     reg.register_late_lint_pass(box utils::inspector::Pass);
 231     reg.register_late_lint_pass(box utils::author::Pass);
 232     reg.register_late_lint_pass(box types::TypePass);
 233     reg.register_late_lint_pass(box booleans::NonminimalBool);
 234     reg.register_late_lint_pass(box eq_op::EqOp);
 235     reg.register_early_lint_pass(box enum_variants::EnumVariantNames::new(conf.enum_variant_name_threshold));
 236     reg.register_late_lint_pass(box enum_glob_use::EnumGlobUse);
 237     reg.register_late_lint_pass(box enum_clike::UnportableVariant);
 238     reg.register_late_lint_pass(box bit_mask::BitMask::new(conf.verbose_bit_mask_threshold));
 239     reg.register_late_lint_pass(box ptr::PointerPass);
 240     reg.register_late_lint_pass(box needless_bool::NeedlessBool);
 241     reg.register_late_lint_pass(box needless_bool::BoolComparison);
 242     reg.register_late_lint_pass(box approx_const::Pass);
 243     reg.register_late_lint_pass(box misc::Pass);
 244     reg.register_early_lint_pass(box precedence::Precedence);
 245     reg.register_early_lint_pass(box is_unit_expr::UnitExpr);
 246     reg.register_early_lint_pass(box needless_continue::NeedlessContinue);
 247     reg.register_late_lint_pass(box eta_reduction::EtaPass);
 248     reg.register_late_lint_pass(box identity_op::IdentityOp);
 249     reg.register_early_lint_pass(box items_after_statements::ItemsAfterStatements);
 250     reg.register_late_lint_pass(box mut_mut::MutMut);
 251     reg.register_late_lint_pass(box mut_reference::UnnecessaryMutPassed);
 252     reg.register_late_lint_pass(box len_zero::LenZero);
 253     reg.register_late_lint_pass(box attrs::AttrPass);
 254     reg.register_early_lint_pass(box collapsible_if::CollapsibleIf);
 255     reg.register_late_lint_pass(box block_in_if_condition::BlockInIfCondition);
 256     reg.register_late_lint_pass(box unicode::Unicode);
 257     reg.register_late_lint_pass(box strings::StringAdd);
 258     reg.register_early_lint_pass(box returns::ReturnPass);
 259     reg.register_late_lint_pass(box methods::Pass);
 260     reg.register_late_lint_pass(box shadow::Pass);
 261     reg.register_late_lint_pass(box types::LetPass);
 262     reg.register_late_lint_pass(box types::UnitCmp);
 263     reg.register_late_lint_pass(box loops::Pass);
 264     reg.register_late_lint_pass(box lifetimes::LifetimePass);
 265     reg.register_late_lint_pass(box entry::HashMapLint);
 266     reg.register_late_lint_pass(box ranges::StepByZero);
 267     reg.register_late_lint_pass(box types::CastPass);
 268     reg.register_late_lint_pass(box types::TypeComplexityPass::new(conf.type_complexity_threshold));
 269     reg.register_late_lint_pass(box matches::MatchPass);
 270     reg.register_late_lint_pass(box minmax::MinMaxPass);
 271     reg.register_late_lint_pass(box open_options::NonSensical);
 272     reg.register_late_lint_pass(box zero_div_zero::Pass);
 273     reg.register_late_lint_pass(box mutex_atomic::MutexAtomic);
 274     reg.register_late_lint_pass(box needless_update::Pass);
 275     reg.register_late_lint_pass(box needless_borrow::NeedlessBorrow);
 276     reg.register_late_lint_pass(box needless_borrowed_ref::NeedlessBorrowedRef);
 277     reg.register_late_lint_pass(box no_effect::Pass);
 278     reg.register_late_lint_pass(box map_clone::Pass);
 279     reg.register_late_lint_pass(box temporary_assignment::Pass);
 280     reg.register_late_lint_pass(box transmute::Transmute);
 281     reg.register_late_lint_pass(
 282         box cyclomatic_complexity::CyclomaticComplexity::new(conf.cyclomatic_complexity_threshold)
 283     );
 284     reg.register_late_lint_pass(box escape::Pass{too_large_for_stack: conf.too_large_for_stack});
 285     reg.register_early_lint_pass(box misc_early::MiscEarly);
 286     reg.register_late_lint_pass(box array_indexing::ArrayIndexing);
 287     reg.register_late_lint_pass(box panic::Pass);
 288     reg.register_late_lint_pass(box strings::StringLitAsBytes);
 289     reg.register_late_lint_pass(box derive::Derive);
 290     reg.register_late_lint_pass(box types::CharLitAsU8);
 291     reg.register_late_lint_pass(box print::Pass);
 292     reg.register_late_lint_pass(box vec::Pass);
 293     reg.register_early_lint_pass(box non_expressive_names::NonExpressiveNames {
 294         single_char_binding_names_threshold: conf.single_char_binding_names_threshold,
 295     });
 296     reg.register_late_lint_pass(box drop_forget_ref::Pass);
 297     reg.register_late_lint_pass(box empty_enum::EmptyEnum);
 298     reg.register_late_lint_pass(box types::AbsurdExtremeComparisons);
 299     reg.register_late_lint_pass(box types::InvalidUpcastComparisons);
 300     reg.register_late_lint_pass(box regex::Pass::default());
 301     reg.register_late_lint_pass(box copies::CopyAndPaste);
 302     reg.register_late_lint_pass(box format::Pass);
 303     reg.register_early_lint_pass(box formatting::Formatting);
 304     reg.register_late_lint_pass(box swap::Swap);
 305     reg.register_early_lint_pass(box if_not_else::IfNotElse);
 306     reg.register_early_lint_pass(box int_plus_one::IntPlusOne);
 307     reg.register_late_lint_pass(box overflow_check_conditional::OverflowCheckConditional);
 308     reg.register_late_lint_pass(box unused_label::UnusedLabel);
 309     reg.register_late_lint_pass(box new_without_default::NewWithoutDefault);
 310     reg.register_late_lint_pass(box blacklisted_name::BlackListedName::new(conf.blacklisted_names));
 311     reg.register_late_lint_pass(box functions::Functions::new(conf.too_many_arguments_threshold));
 312     reg.register_early_lint_pass(box doc::Doc::new(conf.doc_valid_idents));
 313     reg.register_late_lint_pass(box neg_multiply::NegMultiply);
 314     reg.register_early_lint_pass(box unsafe_removed_from_name::UnsafeNameRemoval);
 315     reg.register_late_lint_pass(box mem_forget::MemForget);
 316     reg.register_late_lint_pass(box arithmetic::Arithmetic::default());
 317     reg.register_late_lint_pass(box assign_ops::AssignOps);
 318     reg.register_late_lint_pass(box let_if_seq::LetIfSeq);
 319     reg.register_late_lint_pass(box eval_order_dependence::EvalOrderDependence);
 320     reg.register_late_lint_pass(box missing_doc::MissingDoc::new());
 321     reg.register_late_lint_pass(box ok_if_let::Pass);
 322     reg.register_late_lint_pass(box if_let_redundant_pattern_matching::Pass);
 323     reg.register_late_lint_pass(box partialeq_ne_impl::Pass);
 324     reg.register_early_lint_pass(box reference::Pass);
 325     reg.register_early_lint_pass(box double_parens::DoubleParens);
 326     reg.register_late_lint_pass(box unused_io_amount::UnusedIoAmount);
 327     reg.register_late_lint_pass(box large_enum_variant::LargeEnumVariant::new(conf.enum_variant_size_threshold));
 328     reg.register_late_lint_pass(box should_assert_eq::ShouldAssertEq);
 329     reg.register_late_lint_pass(box needless_pass_by_value::NeedlessPassByValue);
 330     reg.register_early_lint_pass(box literal_digit_grouping::LiteralDigitGrouping);
 331     reg.register_late_lint_pass(box use_self::UseSelf);
 332     reg.register_late_lint_pass(box bytecount::ByteCount);
 333     reg.register_late_lint_pass(box infinite_iter::Pass);
 334     reg.register_late_lint_pass(box invalid_ref::InvalidRef);
 335     reg.register_late_lint_pass(box identity_conversion::IdentityConversion::default());
 336
 337     reg.register_lint_group("clippy_restrictions", vec![
 338         arithmetic::FLOAT_ARITHMETIC,
 339         arithmetic::INTEGER_ARITHMETIC,
 340         array_indexing::INDEXING_SLICING,
 341         assign_ops::ASSIGN_OPS,
 342     ]);
 343
 344     reg.register_lint_group("clippy_pedantic", vec![
 345         booleans::NONMINIMAL_BOOL,
 346         empty_enum::EMPTY_ENUM,
 347         enum_glob_use::ENUM_GLOB_USE,
 348         enum_variants::PUB_ENUM_VARIANT_NAMES,
 349         enum_variants::STUTTER,
 350         if_not_else::IF_NOT_ELSE,
 351         infinite_iter::MAYBE_INFINITE_ITER,
 352         int_plus_one::INT_PLUS_ONE,
 353         invalid_ref::INVALID_REF,
 354         items_after_statements::ITEMS_AFTER_STATEMENTS,
 355         matches::SINGLE_MATCH_ELSE,
 356         mem_forget::MEM_FORGET,
 357         methods::FILTER_MAP,
 358         methods::OPTION_MAP_UNWRAP_OR,
 359         methods::OPTION_MAP_UNWRAP_OR_ELSE,
 360         methods::OPTION_UNWRAP_USED,
 361         methods::RESULT_UNWRAP_USED,
 362         methods::WRONG_PUB_SELF_CONVENTION,
 363         misc::USED_UNDERSCORE_BINDING,
 364         misc_early::UNSEPARATED_LITERAL_SUFFIX,
 365         missing_doc::MISSING_DOCS_IN_PRIVATE_ITEMS,
 366         mut_mut::MUT_MUT,
 367         mutex_atomic::MUTEX_INTEGER,
 368         non_expressive_names::SIMILAR_NAMES,
 369         print::PRINT_STDOUT,
 370         print::USE_DEBUG,
 371         shadow::SHADOW_REUSE,
 372         shadow::SHADOW_SAME,
 373         shadow::SHADOW_UNRELATED,
 374         strings::STRING_ADD,
 375         strings::STRING_ADD_ASSIGN,
 376         types::CAST_POSSIBLE_TRUNCATION,
 377         types::CAST_POSSIBLE_WRAP,
 378         types::CAST_PRECISION_LOSS,
 379         types::CAST_SIGN_LOSS,
 380         types::INVALID_UPCAST_COMPARISONS,
 381         unicode::NON_ASCII_LITERAL,
 382         unicode::UNICODE_NOT_NFC,
 383         use_self::USE_SELF,
 384     ]);
 385
 386     reg.register_lint_group("clippy_internal", vec![
 387         utils::internal_lints::CLIPPY_LINTS_INTERNAL,
 388         utils::internal_lints::LINT_WITHOUT_LINT_PASS,
 389     ]);
 390
 391     reg.register_lint_group("clippy", vec![
 392         approx_const::APPROX_CONSTANT,
 393         array_indexing::OUT_OF_BOUNDS_INDEXING,
 394         assign_ops::ASSIGN_OP_PATTERN,
 395         assign_ops::MISREFACTORED_ASSIGN_OP,
 396         attrs::DEPRECATED_SEMVER,
 397         attrs::INLINE_ALWAYS,
 398         attrs::USELESS_ATTRIBUTE,
 399         bit_mask::BAD_BIT_MASK,
 400         bit_mask::INEFFECTIVE_BIT_MASK,
 401         bit_mask::VERBOSE_BIT_MASK,
 402         blacklisted_name::BLACKLISTED_NAME,
 403         block_in_if_condition::BLOCK_IN_IF_CONDITION_EXPR,
 404         block_in_if_condition::BLOCK_IN_IF_CONDITION_STMT,
 405         booleans::LOGIC_BUG,
 406         bytecount::NAIVE_BYTECOUNT,
 407         collapsible_if::COLLAPSIBLE_IF,
 408         copies::IF_SAME_THEN_ELSE,
 409         copies::IFS_SAME_COND,
 410         copies::MATCH_SAME_ARMS,
 411         cyclomatic_complexity::CYCLOMATIC_COMPLEXITY,
 412         derive::DERIVE_HASH_XOR_EQ,
 413         derive::EXPL_IMPL_CLONE_ON_COPY,
 414         doc::DOC_MARKDOWN,
 415         double_parens::DOUBLE_PARENS,
 416         drop_forget_ref::DROP_COPY,
 417         drop_forget_ref::DROP_REF,
 418         drop_forget_ref::FORGET_COPY,
 419         drop_forget_ref::FORGET_REF,
 420         entry::MAP_ENTRY,
 421         enum_clike::ENUM_CLIKE_UNPORTABLE_VARIANT,
 422         enum_variants::ENUM_VARIANT_NAMES,
 423         enum_variants::MODULE_INCEPTION,
 424         eq_op::EQ_OP,
 425         eq_op::OP_REF,
 426         escape::BOXED_LOCAL,
 427         eta_reduction::REDUNDANT_CLOSURE,
 428         eval_order_dependence::DIVERGING_SUB_EXPRESSION,
 429         eval_order_dependence::EVAL_ORDER_DEPENDENCE,
 430         format::USELESS_FORMAT,
 431         formatting::POSSIBLE_MISSING_COMMA,
 432         formatting::SUSPICIOUS_ASSIGNMENT_FORMATTING,
 433         formatting::SUSPICIOUS_ELSE_FORMATTING,
 434         functions::NOT_UNSAFE_PTR_ARG_DEREF,
 435         functions::TOO_MANY_ARGUMENTS,
 436         identity_conversion::IDENTITY_CONVERSION,
 437         identity_op::IDENTITY_OP,
 438         if_let_redundant_pattern_matching::IF_LET_REDUNDANT_PATTERN_MATCHING,
 439         infinite_iter::INFINITE_ITER,
 440         is_unit_expr::UNIT_EXPR,
 441         large_enum_variant::LARGE_ENUM_VARIANT,
 442         len_zero::LEN_WITHOUT_IS_EMPTY,
 443         len_zero::LEN_ZERO,
 444         let_if_seq::USELESS_LET_IF_SEQ,
 445         lifetimes::NEEDLESS_LIFETIMES,
 446         lifetimes::UNUSED_LIFETIMES,
 447         literal_digit_grouping::INCONSISTENT_DIGIT_GROUPING,
 448         literal_digit_grouping::LARGE_DIGIT_GROUPS,
 449         literal_digit_grouping::UNREADABLE_LITERAL,
 450         loops::EMPTY_LOOP,
 451         loops::EXPLICIT_COUNTER_LOOP,
 452         loops::EXPLICIT_INTO_ITER_LOOP,
 453         loops::EXPLICIT_ITER_LOOP,
 454         loops::FOR_KV_MAP,
 455         loops::FOR_LOOP_OVER_OPTION,
 456         loops::FOR_LOOP_OVER_RESULT,
 457         loops::ITER_NEXT_LOOP,
 458         loops::MANUAL_MEMCPY,
 459         loops::MUT_RANGE_BOUND,
 460         loops::NEEDLESS_RANGE_LOOP,
 461         loops::NEVER_LOOP,
 462         loops::REVERSE_RANGE_LOOP,
 463         loops::UNUSED_COLLECT,
 464         loops::WHILE_LET_LOOP,
 465         loops::WHILE_LET_ON_ITERATOR,
 466         map_clone::MAP_CLONE,
 467         matches::MATCH_BOOL,
 468         matches::MATCH_OVERLAPPING_ARM,
 469         matches::MATCH_REF_PATS,
 470         matches::MATCH_WILD_ERR_ARM,
 471         matches::SINGLE_MATCH,
 472         methods::CHARS_LAST_CMP,
 473         methods::CHARS_NEXT_CMP,
 474         methods::CLONE_DOUBLE_REF,
 475         methods::CLONE_ON_COPY,
 476         methods::CLONE_ON_REF_PTR,
 477         methods::FILTER_NEXT,
 478         methods::GET_UNWRAP,
 479         methods::ITER_CLONED_COLLECT,
 480         methods::ITER_NTH,
 481         methods::ITER_SKIP_NEXT,
 482         methods::NEW_RET_NO_SELF,
 483         methods::OK_EXPECT,
 484         methods::OR_FUN_CALL,
 485         methods::SEARCH_IS_SOME,
 486         methods::SHOULD_IMPLEMENT_TRAIT,
 487         methods::SINGLE_CHAR_PATTERN,
 488         methods::STRING_EXTEND_CHARS,
 489         methods::TEMPORARY_CSTRING_AS_PTR,
 490         methods::WRONG_SELF_CONVENTION,
 491         minmax::MIN_MAX,
 492         misc::CMP_NAN,
 493         misc::CMP_OWNED,
 494         misc::FLOAT_CMP,
 495         misc::MODULO_ONE,
 496         misc::REDUNDANT_PATTERN,
 497         misc::SHORT_CIRCUIT_STATEMENT,
 498         misc::TOPLEVEL_REF_ARG,
 499         misc::ZERO_PTR,
 500         misc_early::BUILTIN_TYPE_SHADOW,
 501         misc_early::DOUBLE_NEG,
 502         misc_early::DUPLICATE_UNDERSCORE_ARGUMENT,
 503         misc_early::MIXED_CASE_HEX_LITERALS,
 504         misc_early::REDUNDANT_CLOSURE_CALL,
 505         misc_early::UNNEEDED_FIELD_PATTERN,
 506         misc_early::ZERO_PREFIXED_LITERAL,
 507         mut_reference::UNNECESSARY_MUT_PASSED,
 508         mutex_atomic::MUTEX_ATOMIC,
 509         needless_bool::BOOL_COMPARISON,
 510         needless_bool::NEEDLESS_BOOL,
 511         needless_borrow::NEEDLESS_BORROW,
 512         needless_borrowed_ref::NEEDLESS_BORROWED_REFERENCE,
 513         needless_continue::NEEDLESS_CONTINUE,
 514         needless_pass_by_value::NEEDLESS_PASS_BY_VALUE,
 515         needless_update::NEEDLESS_UPDATE,
 516         neg_multiply::NEG_MULTIPLY,
 517         new_without_default::NEW_WITHOUT_DEFAULT,
 518         new_without_default::NEW_WITHOUT_DEFAULT_DERIVE,
 519         no_effect::NO_EFFECT,
 520         no_effect::UNNECESSARY_OPERATION,
 521         non_expressive_names::MANY_SINGLE_CHAR_NAMES,
 522         ok_if_let::IF_LET_SOME_RESULT,
 523         open_options::NONSENSICAL_OPEN_OPTIONS,
 524         overflow_check_conditional::OVERFLOW_CHECK_CONDITIONAL,
 525         panic::PANIC_PARAMS,
 526         partialeq_ne_impl::PARTIALEQ_NE_IMPL,
 527         precedence::PRECEDENCE,
 528         print::PRINT_WITH_NEWLINE,
 529         ptr::CMP_NULL,
 530         ptr::MUT_FROM_REF,
 531         ptr::PTR_ARG,
 532         ranges::ITERATOR_STEP_BY_ZERO,
 533         ranges::RANGE_ZIP_WITH_LEN,
 534         reference::DEREF_ADDROF,
 535         regex::INVALID_REGEX,
 536         regex::REGEX_MACRO,
 537         regex::TRIVIAL_REGEX,
 538         returns::LET_AND_RETURN,
 539         returns::NEEDLESS_RETURN,
 540         serde_api::SERDE_API_MISUSE,
 541         should_assert_eq::SHOULD_ASSERT_EQ,
 542         strings::STRING_LIT_AS_BYTES,
 543         swap::ALMOST_SWAPPED,
 544         swap::MANUAL_SWAP,
 545         temporary_assignment::TEMPORARY_ASSIGNMENT,
 546         transmute::CROSSPOINTER_TRANSMUTE,
 547         transmute::TRANSMUTE_PTR_TO_REF,
 548         transmute::USELESS_TRANSMUTE,
 549         transmute::WRONG_TRANSMUTE,
 550         transmute::TRANSMUTE_INT_TO_CHAR,
 551         transmute::TRANSMUTE_INT_TO_BOOL,
 552         transmute::TRANSMUTE_INT_TO_FLOAT,
 553         types::ABSURD_EXTREME_COMPARISONS,
 554         types::BORROWED_BOX,
 555         types::BOX_VEC,
 556         types::CAST_LOSSLESS,
 557         types::CHAR_LIT_AS_U8,
 558         types::LET_UNIT_VALUE,
 559         types::LINKEDLIST,
 560         types::TYPE_COMPLEXITY,
 561         types::UNIT_CMP,
 562         types::UNNECESSARY_CAST,
 563         unicode::ZERO_WIDTH_SPACE,
 564         unsafe_removed_from_name::UNSAFE_REMOVED_FROM_NAME,
 565         unused_io_amount::UNUSED_IO_AMOUNT,
 566         unused_label::UNUSED_LABEL,
 567         vec::USELESS_VEC,
 568         zero_div_zero::ZERO_DIVIDED_BY_ZERO,
 569     ]);
 570 }
 571
 572 // only exists to let the dogfood integration test works.
 573 // Don't run clippy as an executable directly
 574 #[allow(dead_code, print_stdout)]
 575 fn main() {
 576     panic!("Please use the cargo-clippy executable");
 577 }