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7ec5528e0c
rust/clippy_lints/src/lib.rs
rhysd f894adce8c implement dbg_macro rule (fixes #3721)
2019-01-31 02:39:38 +09:00

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// error-pattern:cargo-clippy
#![feature(box_syntax)]
#![feature(rustc_private)]
#![feature(slice_patterns)]
#![feature(stmt_expr_attributes)]
#![feature(range_contains)]
#![feature(str_escape)]
#![allow(clippy::missing_docs_in_private_items)]
#![recursion_limit = "256"]
#![warn(rust_2018_idioms, trivial_casts, trivial_numeric_casts)]
#![feature(crate_visibility_modifier)]
#![feature(try_from)]
// FIXME: switch to something more ergonomic here, once available.
// (currently there is no way to opt into sysroot crates w/o `extern crate`)
#[allow(unused_extern_crates)]
extern crate fmt_macros;
#[allow(unused_extern_crates)]
extern crate rustc;
#[allow(unused_extern_crates)]
extern crate rustc_data_structures;
#[allow(unused_extern_crates)]
extern crate rustc_errors;
#[allow(unused_extern_crates)]
extern crate rustc_mir;
#[allow(unused_extern_crates)]
extern crate rustc_plugin;
#[allow(unused_extern_crates)]
extern crate rustc_target;
#[allow(unused_extern_crates)]
extern crate rustc_typeck;
#[allow(unused_extern_crates)]
extern crate syntax;
#[allow(unused_extern_crates)]
extern crate syntax_pos;
use toml;
// Currently, categories "style", "correctness", "complexity" and "perf" are enabled by default,
// as said in the README.md of this repository. If this changes, please update README.md.
#[macro_export]
macro_rules! declare_clippy_lint {
{ pub $name:tt, style, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Warn, $description, report_in_external_macro: true }
};
{ pub $name:tt, correctness, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Deny, $description, report_in_external_macro: true }
};
{ pub $name:tt, complexity, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Warn, $description, report_in_external_macro: true }
};
{ pub $name:tt, perf, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Warn, $description, report_in_external_macro: true }
};
{ pub $name:tt, pedantic, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Allow, $description, report_in_external_macro: true }
};
{ pub $name:tt, restriction, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Allow, $description, report_in_external_macro: true }
};
{ pub $name:tt, cargo, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Allow, $description, report_in_external_macro: true }
};
{ pub $name:tt, nursery, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Allow, $description, report_in_external_macro: true }
};
{ pub $name:tt, internal, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Allow, $description, report_in_external_macro: true }
};
{ pub $name:tt, internal_warn, $description:tt } => {
declare_tool_lint! { pub clippy::$name, Warn, $description, report_in_external_macro: true }
};
}
mod consts;
#[macro_use]
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 assertions_on_constants;
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 cargo_common_metadata;
pub mod collapsible_if;
pub mod const_static_lifetime;
pub mod copies;
pub mod copy_iterator;
pub mod cyclomatic_complexity;
pub mod dbg_macro;
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_not_else;
pub mod implicit_return;
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_discriminant;
pub mod mem_forget;
pub mod mem_replace;
pub mod methods;
pub mod minmax;
pub mod misc;
pub mod misc_early;
pub mod missing_const_for_fn;
pub mod missing_doc;
pub mod missing_inline;
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_copy_const;
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 ptr_offset_with_cast;
pub mod question_mark;
pub mod ranges;
pub mod redundant_clone;
pub mod redundant_field_names;
pub mod redundant_pattern_matching;
pub mod reference;
pub mod regex;
pub mod replace_consts;
pub mod returns;
pub mod serde_api;
pub mod shadow;
pub mod slow_vector_initialization;
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 wildcard_dependencies;
pub mod write;
pub mod zero_div_zero;
// end lints modules, do not remove this comment, it’s used in `update_lints`
pub use crate::utils::conf::Conf;
mod reexport {
crate use syntax::ast::{Name, NodeId};
}
pub fn register_pre_expansion_lints(
session: &rustc::session::Session,
store: &mut rustc::lint::LintStore,
conf: &Conf,
) {
store.register_pre_expansion_pass(Some(session), true, false, box write::Pass);
store.register_pre_expansion_pass(
Some(session),
true,
false,
box redundant_field_names::RedundantFieldNames,
);
store.register_pre_expansion_pass(
Some(session),
true,
false,
box non_expressive_names::NonExpressiveNames {
single_char_binding_names_threshold: conf.single_char_binding_names_threshold,
},
);
store.register_pre_expansion_pass(Some(session), true, false, box attrs::CfgAttrPass);
store.register_pre_expansion_pass(Some(session), true, false, box dbg_macro::Pass);
}
pub fn read_conf(reg: &rustc_plugin::Registry<'_>) -> 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")
},
}
}
#[rustfmt::skip]
pub fn register_plugins(reg: &mut rustc_plugin::Registry<'_>, conf: &Conf) {
let mut store = reg.sess.lint_store.borrow_mut();
// begin deprecated lints, do not remove this comment, it’s used in `update_lints`
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",
);
store.register_removed(
"assign_ops",
"using compound assignment operators (e.g. `+=`) is harmless",
);
store.register_removed(
"if_let_redundant_pattern_matching",
"this lint has been changed to redundant_pattern_matching",
);
store.register_removed(
"unsafe_vector_initialization",
"the replacement suggested by this lint had substantially different behavior",
);
// 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::CompilerLintFunctions::new());
reg.register_early_lint_pass(box utils::internal_lints::DefaultHashTypes::default());
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 implicit_return::Pass);
reg.register_late_lint_pass(box methods::Pass);
reg.register_late_lint_pass(box map_clone::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::default());
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 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 vec::Pass);
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 copy_iterator::CopyIterator);
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::default());
reg.register_late_lint_pass(box blacklisted_name::BlackListedName::new(
conf.blacklisted_names.iter().cloned().collect()
));
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.iter().cloned().collect()));
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_discriminant::MemDiscriminant);
reg.register_late_lint_pass(box mem_forget::MemForget);
reg.register_late_lint_pass(box mem_replace::MemReplace);
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 missing_inline::MissingInline);
reg.register_late_lint_pass(box ok_if_let::Pass);
reg.register_late_lint_pass(box 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,
&reg.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::Pass);
reg.register_late_lint_pass(box question_mark::Pass);
reg.register_late_lint_pass(box suspicious_trait_impl::SuspiciousImpl);
reg.register_early_lint_pass(box cargo_common_metadata::Pass);
reg.register_early_lint_pass(box multiple_crate_versions::Pass);
reg.register_early_lint_pass(box wildcard_dependencies::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_late_lint_pass(box non_copy_const::NonCopyConst);
reg.register_late_lint_pass(box ptr_offset_with_cast::Pass);
reg.register_late_lint_pass(box redundant_clone::RedundantClone);
reg.register_late_lint_pass(box slow_vector_initialization::Pass);
reg.register_late_lint_pass(box types::RefToMut);
reg.register_late_lint_pass(box assertions_on_constants::AssertionsOnConstants);
reg.register_late_lint_pass(box missing_const_for_fn::MissingConstForFn);
reg.register_lint_group("clippy::restriction", Some("clippy_restriction"), vec![
arithmetic::FLOAT_ARITHMETIC,
arithmetic::INTEGER_ARITHMETIC,
else_if_without_else::ELSE_IF_WITHOUT_ELSE,
implicit_return::IMPLICIT_RETURN,
indexing_slicing::INDEXING_SLICING,
inherent_impl::MULTIPLE_INHERENT_IMPL,
literal_representation::DECIMAL_LITERAL_REPRESENTATION,
matches::WILDCARD_ENUM_MATCH_ARM,
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,
missing_inline::MISSING_INLINE_IN_PUBLIC_ITEMS,
panic_unimplemented::UNIMPLEMENTED,
shadow::SHADOW_REUSE,
shadow::SHADOW_SAME,
strings::STRING_ADD,
write::PRINT_STDOUT,
write::USE_DEBUG,
]);
reg.register_lint_group("clippy::pedantic", Some("clippy_pedantic"), vec![
attrs::INLINE_ALWAYS,
copies::MATCH_SAME_ARMS,
copy_iterator::COPY_ITERATOR,
default_trait_access::DEFAULT_TRAIT_ACCESS,
derive::EXPL_IMPL_CLONE_ON_COPY,
doc::DOC_MARKDOWN,
empty_enum::EMPTY_ENUM,
enum_glob_use::ENUM_GLOB_USE,
enum_variants::MODULE_NAME_REPETITIONS,
enum_variants::PUB_ENUM_VARIANT_NAMES,
if_not_else::IF_NOT_ELSE,
infinite_iter::MAYBE_INFINITE_ITER,
items_after_statements::ITEMS_AFTER_STATEMENTS,
literal_representation::LARGE_DIGIT_GROUPS,
loops::EXPLICIT_INTO_ITER_LOOP,
loops::EXPLICIT_ITER_LOOP,
matches::SINGLE_MATCH_ELSE,
methods::FILTER_MAP,
methods::MAP_FLATTEN,
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,
needless_pass_by_value::NEEDLESS_PASS_BY_VALUE,
non_expressive_names::SIMILAR_NAMES,
replace_consts::REPLACE_CONSTS,
shadow::SHADOW_UNRELATED,
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", Some("clippy_internal"), vec![
utils::internal_lints::CLIPPY_LINTS_INTERNAL,
utils::internal_lints::COMPILER_LINT_FUNCTIONS,
utils::internal_lints::DEFAULT_HASH_TYPES,
utils::internal_lints::LINT_WITHOUT_LINT_PASS,
]);
reg.register_lint_group("clippy::all", Some("clippy"), vec![
approx_const::APPROX_CONSTANT,
assertions_on_constants::ASSERTIONS_ON_CONSTANTS,
assign_ops::ASSIGN_OP_PATTERN,
assign_ops::MISREFACTORED_ASSIGN_OP,
attrs::DEPRECATED_CFG_ATTR,
attrs::DEPRECATED_SEMVER,
attrs::UNKNOWN_CLIPPY_LINTS,
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::IFS_SAME_COND,
copies::IF_SAME_THEN_ELSE,
cyclomatic_complexity::CYCLOMATIC_COMPLEXITY,
dbg_macro::DBG_MACRO,
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,
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::MISTYPED_LITERAL_SUFFIXES,
literal_representation::UNREADABLE_LITERAL,
loops::EMPTY_LOOP,
loops::EXPLICIT_COUNTER_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_COLLECT,
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,
mem_discriminant::MEM_DISCRIMINANT_NON_ENUM,
mem_replace::MEM_REPLACE_OPTION_WITH_NONE,
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::INTO_ITER_ON_ARRAY,
methods::INTO_ITER_ON_REF,
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_FILTER_MAP,
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_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,
no_effect::NO_EFFECT,
no_effect::UNNECESSARY_OPERATION,
non_copy_const::BORROW_INTERIOR_MUTABLE_CONST,
non_copy_const::DECLARE_INTERIOR_MUTABLE_CONST,
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,
ptr_offset_with_cast::PTR_OFFSET_WITH_CAST,
question_mark::QUESTION_MARK,
ranges::ITERATOR_STEP_BY_ZERO,
ranges::RANGE_MINUS_ONE,
ranges::RANGE_PLUS_ONE,
ranges::RANGE_ZIP_WITH_LEN,
redundant_field_names::REDUNDANT_FIELD_NAMES,
redundant_pattern_matching::REDUNDANT_PATTERN_MATCHING,
reference::DEREF_ADDROF,
reference::REF_IN_DEREF,
regex::INVALID_REGEX,
regex::REGEX_MACRO,
regex::TRIVIAL_REGEX,
returns::LET_AND_RETURN,
returns::NEEDLESS_RETURN,
returns::UNUSED_UNIT,
serde_api::SERDE_API_MISUSE,
slow_vector_initialization::SLOW_VECTOR_INITIALIZATION,
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::CAST_REF_TO_MUT,
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,
types::VEC_BOX,
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::PRINTLN_EMPTY_STRING,
write::PRINT_LITERAL,
write::PRINT_WITH_NEWLINE,
write::WRITELN_EMPTY_STRING,
write::WRITE_LITERAL,
write::WRITE_WITH_NEWLINE,
zero_div_zero::ZERO_DIVIDED_BY_ZERO,
]);
reg.register_lint_group("clippy::style", Some("clippy_style"), vec![
assertions_on_constants::ASSERTIONS_ON_CONSTANTS,
assign_ops::ASSIGN_OP_PATTERN,
attrs::UNKNOWN_CLIPPY_LINTS,
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,
dbg_macro::DBG_MACRO,
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,
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::UNREADABLE_LITERAL,
loops::EMPTY_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,
mem_replace::MEM_REPLACE_OPTION_WITH_NONE,
methods::CHARS_LAST_CMP,
methods::GET_UNWRAP,
methods::INTO_ITER_ON_REF,
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,
neg_multiply::NEG_MULTIPLY,
new_without_default::NEW_WITHOUT_DEFAULT,
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,
redundant_field_names::REDUNDANT_FIELD_NAMES,
redundant_pattern_matching::REDUNDANT_PATTERN_MATCHING,
regex::REGEX_MACRO,
regex::TRIVIAL_REGEX,
returns::LET_AND_RETURN,
returns::NEEDLESS_RETURN,
returns::UNUSED_UNIT,
strings::STRING_LIT_AS_BYTES,
types::FN_TO_NUMERIC_CAST,
types::FN_TO_NUMERIC_CAST_WITH_TRUNCATION,
types::IMPLICIT_HASHER,
types::LET_UNIT_VALUE,
unsafe_removed_from_name::UNSAFE_REMOVED_FROM_NAME,
write::PRINTLN_EMPTY_STRING,
write::PRINT_LITERAL,
write::PRINT_WITH_NEWLINE,
write::WRITELN_EMPTY_STRING,
write::WRITE_LITERAL,
write::WRITE_WITH_NEWLINE,
]);
reg.register_lint_group("clippy::complexity", Some("clippy_complexity"), vec![
assign_ops::MISREFACTORED_ASSIGN_OP,
attrs::DEPRECATED_CFG_ATTR,
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::UNNECESSARY_FILTER_MAP,
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,
ptr_offset_with_cast::PTR_OFFSET_WITH_CAST,
ranges::RANGE_MINUS_ONE,
ranges::RANGE_PLUS_ONE,
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,
types::VEC_BOX,
unused_label::UNUSED_LABEL,
zero_div_zero::ZERO_DIVIDED_BY_ZERO,
]);
reg.register_lint_group("clippy::correctness", Some("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::IFS_SAME_COND,
copies::IF_SAME_THEN_ELSE,
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,
literal_representation::MISTYPED_LITERAL_SUFFIXES,
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,
mem_discriminant::MEM_DISCRIMINANT_NON_ENUM,
methods::CLONE_DOUBLE_REF,
methods::INTO_ITER_ON_ARRAY,
methods::TEMPORARY_CSTRING_AS_PTR,
minmax::MIN_MAX,
misc::CMP_NAN,
misc::FLOAT_CMP,
misc::MODULO_ONE,
non_copy_const::BORROW_INTERIOR_MUTABLE_CONST,
non_copy_const::DECLARE_INTERIOR_MUTABLE_CONST,
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::CAST_REF_TO_MUT,
types::UNIT_CMP,
unicode::ZERO_WIDTH_SPACE,
unused_io_amount::UNUSED_IO_AMOUNT,
]);
reg.register_lint_group("clippy::perf", Some("clippy_perf"), vec![
bytecount::NAIVE_BYTECOUNT,
entry::MAP_ENTRY,
escape::BOXED_LOCAL,
large_enum_variant::LARGE_ENUM_VARIANT,
loops::MANUAL_MEMCPY,
loops::NEEDLESS_COLLECT,
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,
slow_vector_initialization::SLOW_VECTOR_INITIALIZATION,
trivially_copy_pass_by_ref::TRIVIALLY_COPY_PASS_BY_REF,
types::BOX_VEC,
vec::USELESS_VEC,
]);
reg.register_lint_group("clippy::cargo", Some("clippy_cargo"), vec![
cargo_common_metadata::CARGO_COMMON_METADATA,
multiple_crate_versions::MULTIPLE_CRATE_VERSIONS,
wildcard_dependencies::WILDCARD_DEPENDENCIES,
]);
reg.register_lint_group("clippy::nursery", Some("clippy_nursery"), vec![
attrs::EMPTY_LINE_AFTER_OUTER_ATTR,
fallible_impl_from::FALLIBLE_IMPL_FROM,
missing_const_for_fn::MISSING_CONST_FOR_FN,
mutex_atomic::MUTEX_INTEGER,
needless_borrow::NEEDLESS_BORROW,
redundant_clone::REDUNDANT_CLONE,
unwrap::PANICKING_UNWRAP,
unwrap::UNNECESSARY_UNWRAP,
]);
}
pub fn register_renamed(ls: &mut rustc::lint::LintStore) {
ls.register_renamed("clippy::stutter", "clippy::module_name_repetitions");
ls.register_renamed("clippy::new_without_default_derive", "clippy::new_without_default");
}
// only exists to let the dogfood integration test works.
// Don't run clippy as an executable directly
#[allow(dead_code)]
fn main() {
panic!("Please use the cargo-clippy executable");
}
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