2585 lines
77 KiB
Rust
2585 lines
77 KiB
Rust
//! This file is managed by `cargo dev update_lints`. Do not edit.
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use lazy_static::lazy_static;
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pub mod lint;
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pub use lint::Level;
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pub use lint::Lint;
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pub use lint::LINT_LEVELS;
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lazy_static! {
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// begin lint list, do not remove this comment, it’s used in `update_lints`
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pub static ref ALL_LINTS: Vec<Lint> = vec![
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Lint {
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name: "absurd_extreme_comparisons",
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group: "correctness",
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desc: "a comparison with a maximum or minimum value that is always true or false",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "almost_swapped",
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group: "correctness",
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desc: "`foo = bar; bar = foo` sequence",
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deprecation: None,
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module: "swap",
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},
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Lint {
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name: "approx_constant",
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group: "correctness",
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desc: "the approximate of a known float constant (in `std::fXX::consts`)",
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deprecation: None,
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module: "approx_const",
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},
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Lint {
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name: "as_conversions",
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group: "restriction",
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desc: "using a potentially dangerous silent `as` conversion",
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deprecation: None,
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module: "as_conversions",
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},
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Lint {
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name: "assertions_on_constants",
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group: "style",
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desc: "`assert!(true)` / `assert!(false)` will be optimized out by the compiler, and should probably be replaced by a `panic!()` or `unreachable!()`",
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deprecation: None,
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module: "assertions_on_constants",
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},
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Lint {
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name: "assign_op_pattern",
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group: "style",
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desc: "assigning the result of an operation on a variable to that same variable",
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deprecation: None,
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module: "assign_ops",
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},
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Lint {
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name: "bad_bit_mask",
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group: "correctness",
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desc: "expressions of the form `_ & mask == select` that will only ever return `true` or `false`",
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deprecation: None,
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module: "bit_mask",
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},
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Lint {
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name: "blacklisted_name",
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group: "style",
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desc: "usage of a blacklisted/placeholder name",
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deprecation: None,
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module: "blacklisted_name",
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},
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Lint {
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name: "block_in_if_condition_expr",
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group: "style",
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desc: "braces that can be eliminated in conditions, e.g., `if { true } ...`",
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deprecation: None,
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module: "block_in_if_condition",
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},
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Lint {
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name: "block_in_if_condition_stmt",
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group: "style",
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desc: "complex blocks in conditions, e.g., `if { let x = true; x } ...`",
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deprecation: None,
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module: "block_in_if_condition",
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},
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Lint {
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name: "bool_comparison",
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group: "complexity",
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desc: "comparing a variable to a boolean, e.g., `if x == true` or `if x != true`",
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deprecation: None,
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module: "needless_bool",
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},
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Lint {
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name: "borrow_interior_mutable_const",
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group: "correctness",
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desc: "referencing `const` with interior mutability",
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deprecation: None,
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module: "non_copy_const",
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},
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Lint {
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name: "borrowed_box",
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group: "complexity",
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desc: "a borrow of a boxed type",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "box_vec",
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group: "perf",
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desc: "usage of `Box<Vec<T>>`, vector elements are already on the heap",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "boxed_local",
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group: "perf",
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desc: "using `Box<T>` where unnecessary",
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deprecation: None,
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module: "escape",
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},
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Lint {
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name: "builtin_type_shadow",
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group: "style",
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desc: "shadowing a builtin type",
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deprecation: None,
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module: "misc_early",
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},
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Lint {
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name: "cargo_common_metadata",
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group: "cargo",
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desc: "common metadata is defined in `Cargo.toml`",
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deprecation: None,
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module: "cargo_common_metadata",
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},
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Lint {
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name: "cast_lossless",
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group: "pedantic",
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desc: "casts using `as` that are known to be lossless, e.g., `x as u64` where `x: u8`",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_possible_truncation",
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group: "pedantic",
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desc: "casts that may cause truncation of the value, e.g., `x as u8` where `x: u32`, or `x as i32` where `x: f32`",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_possible_wrap",
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group: "pedantic",
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desc: "casts that may cause wrapping around the value, e.g., `x as i32` where `x: u32` and `x > i32::MAX`",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_precision_loss",
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group: "pedantic",
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desc: "casts that cause loss of precision, e.g., `x as f32` where `x: u64`",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_ptr_alignment",
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group: "correctness",
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desc: "cast from a pointer to a more-strictly-aligned pointer",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_ref_to_mut",
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group: "correctness",
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desc: "a cast of reference to a mutable pointer",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "cast_sign_loss",
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group: "pedantic",
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desc: "casts from signed types to unsigned types, e.g., `x as u32` where `x: i32`",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "char_lit_as_u8",
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group: "complexity",
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desc: "casting a character literal to `u8` truncates",
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deprecation: None,
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module: "types",
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},
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Lint {
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name: "chars_last_cmp",
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group: "style",
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desc: "using `.chars().last()` or `.chars().next_back()` to check if a string ends with a char",
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deprecation: None,
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module: "methods",
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},
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Lint {
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name: "chars_next_cmp",
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group: "style",
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desc: "using `.chars().next()` to check if a string starts with a char",
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deprecation: None,
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module: "methods",
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},
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Lint {
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name: "checked_conversions",
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group: "pedantic",
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desc: "`try_from` could replace manual bounds checking when casting",
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deprecation: None,
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module: "checked_conversions",
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},
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Lint {
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name: "clone_double_ref",
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group: "correctness",
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desc: "using `clone` on `&&T`",
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deprecation: None,
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module: "methods",
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},
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Lint {
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name: "clone_on_copy",
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group: "complexity",
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desc: "using `clone` on a `Copy` type",
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deprecation: None,
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module: "methods",
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},
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Lint {
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name: "clone_on_ref_ptr",
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group: "restriction",
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desc: "using \'clone\' on a ref-counted pointer",
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deprecation: None,
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module: "methods",
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},
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Lint {
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name: "cmp_nan",
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group: "correctness",
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desc: "comparisons to `NAN`, which will always return false, probably not intended",
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deprecation: None,
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module: "misc",
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},
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Lint {
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name: "cmp_null",
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group: "style",
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desc: "comparing a pointer to a null pointer, suggesting to use `.is_null()` instead.",
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deprecation: None,
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module: "ptr",
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},
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Lint {
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name: "cmp_owned",
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group: "perf",
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desc: "creating owned instances for comparing with others, e.g., `x == \"foo\".to_string()`",
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deprecation: None,
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module: "misc",
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},
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Lint {
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name: "cognitive_complexity",
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group: "nursery",
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desc: "functions that should be split up into multiple functions",
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deprecation: None,
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module: "cognitive_complexity",
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},
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Lint {
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name: "collapsible_if",
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group: "style",
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desc: "`if`s that can be collapsed (e.g., `if x { if y { ... } }` and `else { if x { ... } }`)",
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deprecation: None,
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module: "collapsible_if",
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},
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Lint {
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name: "comparison_chain",
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group: "style",
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desc: "`if`s that can be rewritten with `match` and `cmp`",
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deprecation: None,
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module: "comparison_chain",
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},
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Lint {
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name: "copy_iterator",
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group: "pedantic",
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desc: "implementing `Iterator` on a `Copy` type",
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deprecation: None,
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module: "copy_iterator",
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},
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Lint {
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name: "crosspointer_transmute",
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group: "complexity",
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desc: "transmutes that have to or from types that are a pointer to the other",
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deprecation: None,
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module: "transmute",
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},
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Lint {
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name: "dbg_macro",
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group: "restriction",
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desc: "`dbg!` macro is intended as a debugging tool",
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deprecation: None,
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module: "dbg_macro",
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},
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Lint {
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name: "debug_assert_with_mut_call",
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group: "nursery",
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desc: "mutable arguments in `debug_assert{,_ne,_eq}!`",
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deprecation: None,
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module: "mutable_debug_assertion",
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},
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Lint {
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name: "decimal_literal_representation",
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group: "restriction",
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desc: "using decimal representation when hexadecimal would be better",
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deprecation: None,
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module: "literal_representation",
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},
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Lint {
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name: "declare_interior_mutable_const",
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group: "correctness",
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desc: "declaring `const` with interior mutability",
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deprecation: None,
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module: "non_copy_const",
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},
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Lint {
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name: "default_trait_access",
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group: "pedantic",
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desc: "checks for literal calls to `Default::default()`",
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deprecation: None,
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module: "default_trait_access",
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},
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Lint {
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name: "deprecated_cfg_attr",
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group: "complexity",
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desc: "usage of `cfg_attr(rustfmt)` instead of tool attributes",
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deprecation: None,
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module: "attrs",
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},
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Lint {
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name: "deprecated_semver",
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group: "correctness",
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desc: "use of `#[deprecated(since = \"x\")]` where x is not semver",
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deprecation: None,
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module: "attrs",
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},
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Lint {
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name: "deref_addrof",
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group: "complexity",
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desc: "use of `*&` or `*&mut` in an expression",
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deprecation: None,
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module: "reference",
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},
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Lint {
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name: "derive_hash_xor_eq",
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group: "correctness",
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desc: "deriving `Hash` but implementing `PartialEq` explicitly",
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deprecation: None,
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module: "derive",
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},
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Lint {
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name: "diverging_sub_expression",
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group: "complexity",
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desc: "whether an expression contains a diverging sub expression",
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deprecation: None,
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module: "eval_order_dependence",
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},
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Lint {
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name: "doc_markdown",
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group: "pedantic",
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desc: "presence of `_`, `::` or camel-case outside backticks in documentation",
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deprecation: None,
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module: "doc",
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},
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Lint {
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name: "double_comparisons",
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group: "complexity",
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desc: "unnecessary double comparisons that can be simplified",
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deprecation: None,
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module: "double_comparison",
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},
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Lint {
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name: "double_must_use",
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group: "style",
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desc: "`#[must_use]` attribute on a `#[must_use]`-returning function / method",
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deprecation: None,
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module: "functions",
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},
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Lint {
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name: "double_neg",
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group: "style",
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desc: "`--x`, which is a double negation of `x` and not a pre-decrement as in C/C++",
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deprecation: None,
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module: "misc_early",
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},
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Lint {
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name: "double_parens",
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group: "complexity",
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desc: "Warn on unnecessary double parentheses",
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deprecation: None,
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module: "double_parens",
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},
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Lint {
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name: "drop_bounds",
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group: "correctness",
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desc: "Bounds of the form `T: Drop` are useless",
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deprecation: None,
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module: "drop_bounds",
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},
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Lint {
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name: "drop_copy",
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group: "correctness",
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desc: "calls to `std::mem::drop` with a value that implements Copy",
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deprecation: None,
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module: "drop_forget_ref",
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},
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Lint {
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name: "drop_ref",
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group: "correctness",
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desc: "calls to `std::mem::drop` with a reference instead of an owned value",
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deprecation: None,
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module: "drop_forget_ref",
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},
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Lint {
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name: "duplicate_underscore_argument",
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group: "style",
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desc: "function arguments having names which only differ by an underscore",
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deprecation: None,
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module: "misc_early",
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},
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Lint {
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name: "duration_subsec",
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group: "complexity",
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desc: "checks for calculation of subsecond microseconds or milliseconds",
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deprecation: None,
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module: "duration_subsec",
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},
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Lint {
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name: "else_if_without_else",
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group: "restriction",
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desc: "`if` expression with an `else if`, but without a final `else` branch",
|
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deprecation: None,
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||
module: "else_if_without_else",
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||
},
|
||
Lint {
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||
name: "empty_enum",
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||
group: "pedantic",
|
||
desc: "enum with no variants",
|
||
deprecation: None,
|
||
module: "empty_enum",
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||
},
|
||
Lint {
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||
name: "empty_line_after_outer_attr",
|
||
group: "nursery",
|
||
desc: "empty line after outer attribute",
|
||
deprecation: None,
|
||
module: "attrs",
|
||
},
|
||
Lint {
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||
name: "empty_loop",
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||
group: "style",
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desc: "empty `loop {}`, which should block or sleep",
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||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "enum_clike_unportable_variant",
|
||
group: "correctness",
|
||
desc: "C-like enums that are `repr(isize/usize)` and have values that don\'t fit into an `i32`",
|
||
deprecation: None,
|
||
module: "enum_clike",
|
||
},
|
||
Lint {
|
||
name: "enum_glob_use",
|
||
group: "pedantic",
|
||
desc: "use items that import all variants of an enum",
|
||
deprecation: None,
|
||
module: "wildcard_imports",
|
||
},
|
||
Lint {
|
||
name: "enum_variant_names",
|
||
group: "style",
|
||
desc: "enums where all variants share a prefix/postfix",
|
||
deprecation: None,
|
||
module: "enum_variants",
|
||
},
|
||
Lint {
|
||
name: "eq_op",
|
||
group: "correctness",
|
||
desc: "equal operands on both sides of a comparison or bitwise combination (e.g., `x == x`)",
|
||
deprecation: None,
|
||
module: "eq_op",
|
||
},
|
||
Lint {
|
||
name: "erasing_op",
|
||
group: "correctness",
|
||
desc: "using erasing operations, e.g., `x * 0` or `y & 0`",
|
||
deprecation: None,
|
||
module: "erasing_op",
|
||
},
|
||
Lint {
|
||
name: "eval_order_dependence",
|
||
group: "complexity",
|
||
desc: "whether a variable read occurs before a write depends on sub-expression evaluation order",
|
||
deprecation: None,
|
||
module: "eval_order_dependence",
|
||
},
|
||
Lint {
|
||
name: "excessive_precision",
|
||
group: "style",
|
||
desc: "excessive precision for float literal",
|
||
deprecation: None,
|
||
module: "float_literal",
|
||
},
|
||
Lint {
|
||
name: "exit",
|
||
group: "restriction",
|
||
desc: "`std::process::exit` is called, terminating the program",
|
||
deprecation: None,
|
||
module: "exit",
|
||
},
|
||
Lint {
|
||
name: "expect_fun_call",
|
||
group: "perf",
|
||
desc: "using any `expect` method with a function call",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "expl_impl_clone_on_copy",
|
||
group: "pedantic",
|
||
desc: "implementing `Clone` explicitly on `Copy` types",
|
||
deprecation: None,
|
||
module: "derive",
|
||
},
|
||
Lint {
|
||
name: "explicit_counter_loop",
|
||
group: "complexity",
|
||
desc: "for-looping with an explicit counter when `_.enumerate()` would do",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "explicit_deref_methods",
|
||
group: "pedantic",
|
||
desc: "Explicit use of deref or deref_mut method while not in a method chain.",
|
||
deprecation: None,
|
||
module: "dereference",
|
||
},
|
||
Lint {
|
||
name: "explicit_into_iter_loop",
|
||
group: "pedantic",
|
||
desc: "for-looping over `_.into_iter()` when `_` would do",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "explicit_iter_loop",
|
||
group: "pedantic",
|
||
desc: "for-looping over `_.iter()` or `_.iter_mut()` when `&_` or `&mut _` would do",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "explicit_write",
|
||
group: "complexity",
|
||
desc: "using the `write!()` family of functions instead of the `print!()` family of functions, when using the latter would work",
|
||
deprecation: None,
|
||
module: "explicit_write",
|
||
},
|
||
Lint {
|
||
name: "extra_unused_lifetimes",
|
||
group: "complexity",
|
||
desc: "unused lifetimes in function definitions",
|
||
deprecation: None,
|
||
module: "lifetimes",
|
||
},
|
||
Lint {
|
||
name: "fallible_impl_from",
|
||
group: "nursery",
|
||
desc: "Warn on impls of `From<..>` that contain `panic!()` or `unwrap()`",
|
||
deprecation: None,
|
||
module: "fallible_impl_from",
|
||
},
|
||
Lint {
|
||
name: "filetype_is_file",
|
||
group: "restriction",
|
||
desc: "`FileType::is_file` is not recommended to test for readable file type",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "filter_map",
|
||
group: "pedantic",
|
||
desc: "using combinations of `filter`, `map`, `filter_map` and `flat_map` which can usually be written as a single method call",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "filter_map_next",
|
||
group: "pedantic",
|
||
desc: "using combination of `filter_map` and `next` which can usually be written as a single method call",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "filter_next",
|
||
group: "complexity",
|
||
desc: "using `filter(p).next()`, which is more succinctly expressed as `.find(p)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "find_map",
|
||
group: "pedantic",
|
||
desc: "using a combination of `find` and `map` can usually be written as a single method call",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "flat_map_identity",
|
||
group: "complexity",
|
||
desc: "call to `flat_map` where `flatten` is sufficient",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "float_arithmetic",
|
||
group: "restriction",
|
||
desc: "any floating-point arithmetic statement",
|
||
deprecation: None,
|
||
module: "arithmetic",
|
||
},
|
||
Lint {
|
||
name: "float_cmp",
|
||
group: "correctness",
|
||
desc: "using `==` or `!=` on float values instead of comparing difference with an epsilon",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "float_cmp_const",
|
||
group: "restriction",
|
||
desc: "using `==` or `!=` on float constants instead of comparing difference with an epsilon",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "fn_address_comparisons",
|
||
group: "correctness",
|
||
desc: "comparison with an address of a function item",
|
||
deprecation: None,
|
||
module: "unnamed_address",
|
||
},
|
||
Lint {
|
||
name: "fn_params_excessive_bools",
|
||
group: "pedantic",
|
||
desc: "using too many bools in function parameters",
|
||
deprecation: None,
|
||
module: "excessive_bools",
|
||
},
|
||
Lint {
|
||
name: "fn_to_numeric_cast",
|
||
group: "style",
|
||
desc: "casting a function pointer to a numeric type other than usize",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "fn_to_numeric_cast_with_truncation",
|
||
group: "style",
|
||
desc: "casting a function pointer to a numeric type not wide enough to store the address",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "for_kv_map",
|
||
group: "style",
|
||
desc: "looping on a map using `iter` when `keys` or `values` would do",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "for_loop_over_option",
|
||
group: "correctness",
|
||
desc: "for-looping over an `Option`, which is more clearly expressed as an `if let`",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "for_loop_over_result",
|
||
group: "correctness",
|
||
desc: "for-looping over a `Result`, which is more clearly expressed as an `if let`",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "forget_copy",
|
||
group: "correctness",
|
||
desc: "calls to `std::mem::forget` with a value that implements Copy",
|
||
deprecation: None,
|
||
module: "drop_forget_ref",
|
||
},
|
||
Lint {
|
||
name: "forget_ref",
|
||
group: "correctness",
|
||
desc: "calls to `std::mem::forget` with a reference instead of an owned value",
|
||
deprecation: None,
|
||
module: "drop_forget_ref",
|
||
},
|
||
Lint {
|
||
name: "get_last_with_len",
|
||
group: "complexity",
|
||
desc: "Using `x.get(x.len() - 1)` when `x.last()` is correct and simpler",
|
||
deprecation: None,
|
||
module: "get_last_with_len",
|
||
},
|
||
Lint {
|
||
name: "get_unwrap",
|
||
group: "restriction",
|
||
desc: "using `.get().unwrap()` or `.get_mut().unwrap()` when using `[]` would work instead",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "identity_conversion",
|
||
group: "complexity",
|
||
desc: "using always-identical `Into`/`From`/`IntoIter` conversions",
|
||
deprecation: None,
|
||
module: "identity_conversion",
|
||
},
|
||
Lint {
|
||
name: "identity_op",
|
||
group: "complexity",
|
||
desc: "using identity operations, e.g., `x + 0` or `y / 1`",
|
||
deprecation: None,
|
||
module: "identity_op",
|
||
},
|
||
Lint {
|
||
name: "if_let_some_result",
|
||
group: "style",
|
||
desc: "usage of `ok()` in `if let Some(pat)` statements is unnecessary, match on `Ok(pat)` instead",
|
||
deprecation: None,
|
||
module: "if_let_some_result",
|
||
},
|
||
Lint {
|
||
name: "if_not_else",
|
||
group: "pedantic",
|
||
desc: "`if` branches that could be swapped so no negation operation is necessary on the condition",
|
||
deprecation: None,
|
||
module: "if_not_else",
|
||
},
|
||
Lint {
|
||
name: "if_same_then_else",
|
||
group: "correctness",
|
||
desc: "`if` with the same `then` and `else` blocks",
|
||
deprecation: None,
|
||
module: "copies",
|
||
},
|
||
Lint {
|
||
name: "ifs_same_cond",
|
||
group: "correctness",
|
||
desc: "consecutive `if`s with the same condition",
|
||
deprecation: None,
|
||
module: "copies",
|
||
},
|
||
Lint {
|
||
name: "implicit_hasher",
|
||
group: "pedantic",
|
||
desc: "missing generalization over different hashers",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "implicit_return",
|
||
group: "restriction",
|
||
desc: "use a return statement like `return expr` instead of an expression",
|
||
deprecation: None,
|
||
module: "implicit_return",
|
||
},
|
||
Lint {
|
||
name: "imprecise_flops",
|
||
group: "nursery",
|
||
desc: "usage of imprecise floating point operations",
|
||
deprecation: None,
|
||
module: "floating_point_arithmetic",
|
||
},
|
||
Lint {
|
||
name: "inconsistent_digit_grouping",
|
||
group: "style",
|
||
desc: "integer literals with digits grouped inconsistently",
|
||
deprecation: None,
|
||
module: "literal_representation",
|
||
},
|
||
Lint {
|
||
name: "indexing_slicing",
|
||
group: "restriction",
|
||
desc: "indexing/slicing usage",
|
||
deprecation: None,
|
||
module: "indexing_slicing",
|
||
},
|
||
Lint {
|
||
name: "ineffective_bit_mask",
|
||
group: "correctness",
|
||
desc: "expressions where a bit mask will be rendered useless by a comparison, e.g., `(x | 1) > 2`",
|
||
deprecation: None,
|
||
module: "bit_mask",
|
||
},
|
||
Lint {
|
||
name: "inefficient_to_string",
|
||
group: "pedantic",
|
||
desc: "using `to_string` on `&&T` where `T: ToString`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "infallible_destructuring_match",
|
||
group: "style",
|
||
desc: "a `match` statement with a single infallible arm instead of a `let`",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "infinite_iter",
|
||
group: "correctness",
|
||
desc: "infinite iteration",
|
||
deprecation: None,
|
||
module: "infinite_iter",
|
||
},
|
||
Lint {
|
||
name: "inherent_to_string",
|
||
group: "style",
|
||
desc: "type implements inherent method `to_string()`, but should instead implement the `Display` trait",
|
||
deprecation: None,
|
||
module: "inherent_to_string",
|
||
},
|
||
Lint {
|
||
name: "inherent_to_string_shadow_display",
|
||
group: "correctness",
|
||
desc: "type implements inherent method `to_string()`, which gets shadowed by the implementation of the `Display` trait",
|
||
deprecation: None,
|
||
module: "inherent_to_string",
|
||
},
|
||
Lint {
|
||
name: "inline_always",
|
||
group: "pedantic",
|
||
desc: "use of `#[inline(always)]`",
|
||
deprecation: None,
|
||
module: "attrs",
|
||
},
|
||
Lint {
|
||
name: "inline_fn_without_body",
|
||
group: "correctness",
|
||
desc: "use of `#[inline]` on trait methods without bodies",
|
||
deprecation: None,
|
||
module: "inline_fn_without_body",
|
||
},
|
||
Lint {
|
||
name: "int_plus_one",
|
||
group: "complexity",
|
||
desc: "instead of using `x >= y + 1`, use `x > y`",
|
||
deprecation: None,
|
||
module: "int_plus_one",
|
||
},
|
||
Lint {
|
||
name: "integer_arithmetic",
|
||
group: "restriction",
|
||
desc: "any integer arithmetic expression which could overflow or panic",
|
||
deprecation: None,
|
||
module: "arithmetic",
|
||
},
|
||
Lint {
|
||
name: "integer_division",
|
||
group: "restriction",
|
||
desc: "integer division may cause loss of precision",
|
||
deprecation: None,
|
||
module: "integer_division",
|
||
},
|
||
Lint {
|
||
name: "into_iter_on_ref",
|
||
group: "style",
|
||
desc: "using `.into_iter()` on a reference",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "invalid_atomic_ordering",
|
||
group: "correctness",
|
||
desc: "usage of invalid atomic ordering in atomic loads/stores and memory fences",
|
||
deprecation: None,
|
||
module: "atomic_ordering",
|
||
},
|
||
Lint {
|
||
name: "invalid_regex",
|
||
group: "correctness",
|
||
desc: "invalid regular expressions",
|
||
deprecation: None,
|
||
module: "regex",
|
||
},
|
||
Lint {
|
||
name: "invalid_upcast_comparisons",
|
||
group: "pedantic",
|
||
desc: "a comparison involving an upcast which is always true or false",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "items_after_statements",
|
||
group: "pedantic",
|
||
desc: "blocks where an item comes after a statement",
|
||
deprecation: None,
|
||
module: "items_after_statements",
|
||
},
|
||
Lint {
|
||
name: "iter_cloned_collect",
|
||
group: "style",
|
||
desc: "using `.cloned().collect()` on slice to create a `Vec`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "iter_next_loop",
|
||
group: "correctness",
|
||
desc: "for-looping over `_.next()` which is probably not intended",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "iter_nth",
|
||
group: "perf",
|
||
desc: "using `.iter().nth()` on a standard library type with O(1) element access",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "iter_nth_zero",
|
||
group: "style",
|
||
desc: "replace `iter.nth(0)` with `iter.next()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "iter_skip_next",
|
||
group: "style",
|
||
desc: "using `.skip(x).next()` on an iterator",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "iterator_step_by_zero",
|
||
group: "correctness",
|
||
desc: "using `Iterator::step_by(0)`, which will panic at runtime",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "just_underscores_and_digits",
|
||
group: "style",
|
||
desc: "unclear name",
|
||
deprecation: None,
|
||
module: "non_expressive_names",
|
||
},
|
||
Lint {
|
||
name: "large_const_arrays",
|
||
group: "perf",
|
||
desc: "large non-scalar const array may cause performance overhead",
|
||
deprecation: None,
|
||
module: "large_const_arrays",
|
||
},
|
||
Lint {
|
||
name: "large_digit_groups",
|
||
group: "pedantic",
|
||
desc: "grouping digits into groups that are too large",
|
||
deprecation: None,
|
||
module: "literal_representation",
|
||
},
|
||
Lint {
|
||
name: "large_enum_variant",
|
||
group: "perf",
|
||
desc: "large size difference between variants on an enum",
|
||
deprecation: None,
|
||
module: "large_enum_variant",
|
||
},
|
||
Lint {
|
||
name: "large_stack_arrays",
|
||
group: "pedantic",
|
||
desc: "allocating large arrays on stack may cause stack overflow",
|
||
deprecation: None,
|
||
module: "large_stack_arrays",
|
||
},
|
||
Lint {
|
||
name: "len_without_is_empty",
|
||
group: "style",
|
||
desc: "traits or impls with a public `len` method but no corresponding `is_empty` method",
|
||
deprecation: None,
|
||
module: "len_zero",
|
||
},
|
||
Lint {
|
||
name: "len_zero",
|
||
group: "style",
|
||
desc: "checking `.len() == 0` or `.len() > 0` (or similar) when `.is_empty()` could be used instead",
|
||
deprecation: None,
|
||
module: "len_zero",
|
||
},
|
||
Lint {
|
||
name: "let_and_return",
|
||
group: "style",
|
||
desc: "creating a let-binding and then immediately returning it like `let x = expr; x` at the end of a block",
|
||
deprecation: None,
|
||
module: "returns",
|
||
},
|
||
Lint {
|
||
name: "let_underscore_lock",
|
||
group: "correctness",
|
||
desc: "non-binding let on a synchronization lock",
|
||
deprecation: None,
|
||
module: "let_underscore",
|
||
},
|
||
Lint {
|
||
name: "let_underscore_must_use",
|
||
group: "restriction",
|
||
desc: "non-binding let on a `#[must_use]` expression",
|
||
deprecation: None,
|
||
module: "let_underscore",
|
||
},
|
||
Lint {
|
||
name: "let_unit_value",
|
||
group: "pedantic",
|
||
desc: "creating a `let` binding to a value of unit type, which usually can\'t be used afterwards",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "linkedlist",
|
||
group: "pedantic",
|
||
desc: "usage of LinkedList, usually a vector is faster, or a more specialized data structure like a `VecDeque`",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "logic_bug",
|
||
group: "correctness",
|
||
desc: "boolean expressions that contain terminals which can be eliminated",
|
||
deprecation: None,
|
||
module: "booleans",
|
||
},
|
||
Lint {
|
||
name: "lossy_float_literal",
|
||
group: "restriction",
|
||
desc: "lossy whole number float literals",
|
||
deprecation: None,
|
||
module: "float_literal",
|
||
},
|
||
Lint {
|
||
name: "macro_use_imports",
|
||
group: "pedantic",
|
||
desc: "#[macro_use] is no longer needed",
|
||
deprecation: None,
|
||
module: "macro_use",
|
||
},
|
||
Lint {
|
||
name: "main_recursion",
|
||
group: "style",
|
||
desc: "recursion using the entrypoint",
|
||
deprecation: None,
|
||
module: "main_recursion",
|
||
},
|
||
Lint {
|
||
name: "manual_memcpy",
|
||
group: "perf",
|
||
desc: "manually copying items between slices",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "manual_saturating_arithmetic",
|
||
group: "style",
|
||
desc: "`.chcked_add/sub(x).unwrap_or(MAX/MIN)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "manual_swap",
|
||
group: "complexity",
|
||
desc: "manual swap of two variables",
|
||
deprecation: None,
|
||
module: "swap",
|
||
},
|
||
Lint {
|
||
name: "many_single_char_names",
|
||
group: "style",
|
||
desc: "too many single character bindings",
|
||
deprecation: None,
|
||
module: "non_expressive_names",
|
||
},
|
||
Lint {
|
||
name: "map_clone",
|
||
group: "style",
|
||
desc: "using `iterator.map(|x| x.clone())`, or dereferencing closures for `Copy` types",
|
||
deprecation: None,
|
||
module: "map_clone",
|
||
},
|
||
Lint {
|
||
name: "map_entry",
|
||
group: "perf",
|
||
desc: "use of `contains_key` followed by `insert` on a `HashMap` or `BTreeMap`",
|
||
deprecation: None,
|
||
module: "entry",
|
||
},
|
||
Lint {
|
||
name: "map_flatten",
|
||
group: "pedantic",
|
||
desc: "using combinations of `flatten` and `map` which can usually be written as a single method call",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "match_as_ref",
|
||
group: "complexity",
|
||
desc: "a `match` on an Option value instead of using `as_ref()` or `as_mut`",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "match_bool",
|
||
group: "style",
|
||
desc: "a `match` on a boolean expression instead of an `if..else` block",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "match_overlapping_arm",
|
||
group: "style",
|
||
desc: "a `match` with overlapping arms",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "match_ref_pats",
|
||
group: "style",
|
||
desc: "a `match` or `if let` with all arms prefixed with `&` instead of deref-ing the match expression",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "match_same_arms",
|
||
group: "pedantic",
|
||
desc: "`match` with identical arm bodies",
|
||
deprecation: None,
|
||
module: "copies",
|
||
},
|
||
Lint {
|
||
name: "match_single_binding",
|
||
group: "complexity",
|
||
desc: "a match with a single binding instead of using `let` statement",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "match_wild_err_arm",
|
||
group: "style",
|
||
desc: "a `match` with `Err(_)` arm and take drastic actions",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "maybe_infinite_iter",
|
||
group: "pedantic",
|
||
desc: "possible infinite iteration",
|
||
deprecation: None,
|
||
module: "infinite_iter",
|
||
},
|
||
Lint {
|
||
name: "mem_discriminant_non_enum",
|
||
group: "correctness",
|
||
desc: "calling `mem::descriminant` on non-enum type",
|
||
deprecation: None,
|
||
module: "mem_discriminant",
|
||
},
|
||
Lint {
|
||
name: "mem_forget",
|
||
group: "restriction",
|
||
desc: "`mem::forget` usage on `Drop` types, likely to cause memory leaks",
|
||
deprecation: None,
|
||
module: "mem_forget",
|
||
},
|
||
Lint {
|
||
name: "mem_replace_option_with_none",
|
||
group: "style",
|
||
desc: "replacing an `Option` with `None` instead of `take()`",
|
||
deprecation: None,
|
||
module: "mem_replace",
|
||
},
|
||
Lint {
|
||
name: "mem_replace_with_default",
|
||
group: "style",
|
||
desc: "replacing a value of type `T` with `T::default()` instead of using `std::mem::take`",
|
||
deprecation: None,
|
||
module: "mem_replace",
|
||
},
|
||
Lint {
|
||
name: "mem_replace_with_uninit",
|
||
group: "correctness",
|
||
desc: "`mem::replace(&mut _, mem::uninitialized())` or `mem::replace(&mut _, mem::zeroed())`",
|
||
deprecation: None,
|
||
module: "mem_replace",
|
||
},
|
||
Lint {
|
||
name: "min_max",
|
||
group: "correctness",
|
||
desc: "`min(_, max(_, _))` (or vice versa) with bounds clamping the result to a constant",
|
||
deprecation: None,
|
||
module: "minmax",
|
||
},
|
||
Lint {
|
||
name: "misrefactored_assign_op",
|
||
group: "complexity",
|
||
desc: "having a variable on both sides of an assign op",
|
||
deprecation: None,
|
||
module: "assign_ops",
|
||
},
|
||
Lint {
|
||
name: "missing_const_for_fn",
|
||
group: "nursery",
|
||
desc: "Lint functions definitions that could be made `const fn`",
|
||
deprecation: None,
|
||
module: "missing_const_for_fn",
|
||
},
|
||
Lint {
|
||
name: "missing_docs_in_private_items",
|
||
group: "restriction",
|
||
desc: "detects missing documentation for public and private members",
|
||
deprecation: None,
|
||
module: "missing_doc",
|
||
},
|
||
Lint {
|
||
name: "missing_errors_doc",
|
||
group: "pedantic",
|
||
desc: "`pub fn` returns `Result` without `# Errors` in doc comment",
|
||
deprecation: None,
|
||
module: "doc",
|
||
},
|
||
Lint {
|
||
name: "missing_inline_in_public_items",
|
||
group: "restriction",
|
||
desc: "detects missing `#[inline]` attribute for public callables (functions, trait methods, methods...)",
|
||
deprecation: None,
|
||
module: "missing_inline",
|
||
},
|
||
Lint {
|
||
name: "missing_safety_doc",
|
||
group: "style",
|
||
desc: "`pub unsafe fn` without `# Safety` docs",
|
||
deprecation: None,
|
||
module: "doc",
|
||
},
|
||
Lint {
|
||
name: "mistyped_literal_suffixes",
|
||
group: "correctness",
|
||
desc: "mistyped literal suffix",
|
||
deprecation: None,
|
||
module: "literal_representation",
|
||
},
|
||
Lint {
|
||
name: "mixed_case_hex_literals",
|
||
group: "style",
|
||
desc: "hex literals whose letter digits are not consistently upper- or lowercased",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "module_inception",
|
||
group: "style",
|
||
desc: "modules that have the same name as their parent module",
|
||
deprecation: None,
|
||
module: "enum_variants",
|
||
},
|
||
Lint {
|
||
name: "module_name_repetitions",
|
||
group: "pedantic",
|
||
desc: "type names prefixed/postfixed with their containing module\'s name",
|
||
deprecation: None,
|
||
module: "enum_variants",
|
||
},
|
||
Lint {
|
||
name: "modulo_arithmetic",
|
||
group: "restriction",
|
||
desc: "any modulo arithmetic statement",
|
||
deprecation: None,
|
||
module: "modulo_arithmetic",
|
||
},
|
||
Lint {
|
||
name: "modulo_one",
|
||
group: "correctness",
|
||
desc: "taking a number modulo 1, which always returns 0",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "multiple_crate_versions",
|
||
group: "cargo",
|
||
desc: "multiple versions of the same crate being used",
|
||
deprecation: None,
|
||
module: "multiple_crate_versions",
|
||
},
|
||
Lint {
|
||
name: "multiple_inherent_impl",
|
||
group: "restriction",
|
||
desc: "Multiple inherent impl that could be grouped",
|
||
deprecation: None,
|
||
module: "inherent_impl",
|
||
},
|
||
Lint {
|
||
name: "must_use_candidate",
|
||
group: "pedantic",
|
||
desc: "function or method that could take a `#[must_use]` attribute",
|
||
deprecation: None,
|
||
module: "functions",
|
||
},
|
||
Lint {
|
||
name: "must_use_unit",
|
||
group: "style",
|
||
desc: "`#[must_use]` attribute on a unit-returning function / method",
|
||
deprecation: None,
|
||
module: "functions",
|
||
},
|
||
Lint {
|
||
name: "mut_from_ref",
|
||
group: "correctness",
|
||
desc: "fns that create mutable refs from immutable ref args",
|
||
deprecation: None,
|
||
module: "ptr",
|
||
},
|
||
Lint {
|
||
name: "mut_mut",
|
||
group: "pedantic",
|
||
desc: "usage of double-mut refs, e.g., `&mut &mut ...`",
|
||
deprecation: None,
|
||
module: "mut_mut",
|
||
},
|
||
Lint {
|
||
name: "mut_range_bound",
|
||
group: "complexity",
|
||
desc: "for loop over a range where one of the bounds is a mutable variable",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "mutable_key_type",
|
||
group: "correctness",
|
||
desc: "Check for mutable `Map`/`Set` key type",
|
||
deprecation: None,
|
||
module: "mut_key",
|
||
},
|
||
Lint {
|
||
name: "mutex_atomic",
|
||
group: "perf",
|
||
desc: "using a mutex where an atomic value could be used instead",
|
||
deprecation: None,
|
||
module: "mutex_atomic",
|
||
},
|
||
Lint {
|
||
name: "mutex_integer",
|
||
group: "nursery",
|
||
desc: "using a mutex for an integer type",
|
||
deprecation: None,
|
||
module: "mutex_atomic",
|
||
},
|
||
Lint {
|
||
name: "naive_bytecount",
|
||
group: "perf",
|
||
desc: "use of naive `<slice>.filter(|&x| x == y).count()` to count byte values",
|
||
deprecation: None,
|
||
module: "bytecount",
|
||
},
|
||
Lint {
|
||
name: "needless_bool",
|
||
group: "complexity",
|
||
desc: "if-statements with plain booleans in the then- and else-clause, e.g., `if p { true } else { false }`",
|
||
deprecation: None,
|
||
module: "needless_bool",
|
||
},
|
||
Lint {
|
||
name: "needless_borrow",
|
||
group: "nursery",
|
||
desc: "taking a reference that is going to be automatically dereferenced",
|
||
deprecation: None,
|
||
module: "needless_borrow",
|
||
},
|
||
Lint {
|
||
name: "needless_borrowed_reference",
|
||
group: "complexity",
|
||
desc: "taking a needless borrowed reference",
|
||
deprecation: None,
|
||
module: "needless_borrowed_ref",
|
||
},
|
||
Lint {
|
||
name: "needless_collect",
|
||
group: "perf",
|
||
desc: "collecting an iterator when collect is not needed",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "needless_continue",
|
||
group: "pedantic",
|
||
desc: "`continue` statements that can be replaced by a rearrangement of code",
|
||
deprecation: None,
|
||
module: "needless_continue",
|
||
},
|
||
Lint {
|
||
name: "needless_doctest_main",
|
||
group: "style",
|
||
desc: "presence of `fn main() {` in code examples",
|
||
deprecation: None,
|
||
module: "doc",
|
||
},
|
||
Lint {
|
||
name: "needless_lifetimes",
|
||
group: "complexity",
|
||
desc: "using explicit lifetimes for references in function arguments when elision rules would allow omitting them",
|
||
deprecation: None,
|
||
module: "lifetimes",
|
||
},
|
||
Lint {
|
||
name: "needless_pass_by_value",
|
||
group: "pedantic",
|
||
desc: "functions taking arguments by value, but not consuming them in its body",
|
||
deprecation: None,
|
||
module: "needless_pass_by_value",
|
||
},
|
||
Lint {
|
||
name: "needless_range_loop",
|
||
group: "style",
|
||
desc: "for-looping over a range of indices where an iterator over items would do",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "needless_return",
|
||
group: "style",
|
||
desc: "using a return statement like `return expr;` where an expression would suffice",
|
||
deprecation: None,
|
||
module: "returns",
|
||
},
|
||
Lint {
|
||
name: "needless_update",
|
||
group: "complexity",
|
||
desc: "using `Foo { ..base }` when there are no missing fields",
|
||
deprecation: None,
|
||
module: "needless_update",
|
||
},
|
||
Lint {
|
||
name: "neg_cmp_op_on_partial_ord",
|
||
group: "complexity",
|
||
desc: "The use of negated comparison operators on partially ordered types may produce confusing code.",
|
||
deprecation: None,
|
||
module: "neg_cmp_op_on_partial_ord",
|
||
},
|
||
Lint {
|
||
name: "neg_multiply",
|
||
group: "style",
|
||
desc: "multiplying integers with `-1`",
|
||
deprecation: None,
|
||
module: "neg_multiply",
|
||
},
|
||
Lint {
|
||
name: "never_loop",
|
||
group: "correctness",
|
||
desc: "any loop that will always `break` or `return`",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "new_ret_no_self",
|
||
group: "style",
|
||
desc: "not returning type containing `Self` in a `new` method",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "new_without_default",
|
||
group: "style",
|
||
desc: "`fn new() -> Self` method without `Default` implementation",
|
||
deprecation: None,
|
||
module: "new_without_default",
|
||
},
|
||
Lint {
|
||
name: "no_effect",
|
||
group: "complexity",
|
||
desc: "statements with no effect",
|
||
deprecation: None,
|
||
module: "no_effect",
|
||
},
|
||
Lint {
|
||
name: "non_ascii_literal",
|
||
group: "pedantic",
|
||
desc: "using any literal non-ASCII chars in a string literal instead of using the `\\\\u` escape",
|
||
deprecation: None,
|
||
module: "unicode",
|
||
},
|
||
Lint {
|
||
name: "nonminimal_bool",
|
||
group: "complexity",
|
||
desc: "boolean expressions that can be written more concisely",
|
||
deprecation: None,
|
||
module: "booleans",
|
||
},
|
||
Lint {
|
||
name: "nonsensical_open_options",
|
||
group: "correctness",
|
||
desc: "nonsensical combination of options for opening a file",
|
||
deprecation: None,
|
||
module: "open_options",
|
||
},
|
||
Lint {
|
||
name: "not_unsafe_ptr_arg_deref",
|
||
group: "correctness",
|
||
desc: "public functions dereferencing raw pointer arguments but not marked `unsafe`",
|
||
deprecation: None,
|
||
module: "functions",
|
||
},
|
||
Lint {
|
||
name: "ok_expect",
|
||
group: "style",
|
||
desc: "using `ok().expect()`, which gives worse error messages than calling `expect` directly on the Result",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "op_ref",
|
||
group: "style",
|
||
desc: "taking a reference to satisfy the type constraints on `==`",
|
||
deprecation: None,
|
||
module: "eq_op",
|
||
},
|
||
Lint {
|
||
name: "option_and_then_some",
|
||
group: "complexity",
|
||
desc: "using `Option.and_then(|x| Some(y))`, which is more succinctly expressed as `map(|x| y)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_as_ref_deref",
|
||
group: "complexity",
|
||
desc: "using `as_ref().map(Deref::deref)`, which is more succinctly expressed as `as_deref()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_env_unwrap",
|
||
group: "correctness",
|
||
desc: "using `option_env!(...).unwrap()` to get environment variable",
|
||
deprecation: None,
|
||
module: "option_env_unwrap",
|
||
},
|
||
Lint {
|
||
name: "option_expect_used",
|
||
group: "restriction",
|
||
desc: "using `Option.expect()`, which might be better handled",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_map_or_none",
|
||
group: "style",
|
||
desc: "using `Option.map_or(None, f)`, which is more succinctly expressed as `and_then(f)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_map_unit_fn",
|
||
group: "complexity",
|
||
desc: "using `option.map(f)`, where `f` is a function or closure that returns `()`",
|
||
deprecation: None,
|
||
module: "map_unit_fn",
|
||
},
|
||
Lint {
|
||
name: "option_map_unwrap_or",
|
||
group: "pedantic",
|
||
desc: "using `Option.map(f).unwrap_or(a)`, which is more succinctly expressed as `map_or(a, f)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_map_unwrap_or_else",
|
||
group: "pedantic",
|
||
desc: "using `Option.map(f).unwrap_or_else(g)`, which is more succinctly expressed as `map_or_else(g, f)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "option_option",
|
||
group: "pedantic",
|
||
desc: "usage of `Option<Option<T>>`",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "option_unwrap_used",
|
||
group: "restriction",
|
||
desc: "using `Option.unwrap()`, which should at least get a better message using `expect()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "or_fun_call",
|
||
group: "perf",
|
||
desc: "using any `*or` method with a function call, which suggests `*or_else`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "out_of_bounds_indexing",
|
||
group: "correctness",
|
||
desc: "out of bounds constant indexing",
|
||
deprecation: None,
|
||
module: "indexing_slicing",
|
||
},
|
||
Lint {
|
||
name: "overflow_check_conditional",
|
||
group: "complexity",
|
||
desc: "overflow checks inspired by C which are likely to panic",
|
||
deprecation: None,
|
||
module: "overflow_check_conditional",
|
||
},
|
||
Lint {
|
||
name: "panic",
|
||
group: "restriction",
|
||
desc: "usage of the `panic!` macro",
|
||
deprecation: None,
|
||
module: "panic_unimplemented",
|
||
},
|
||
Lint {
|
||
name: "panic_params",
|
||
group: "style",
|
||
desc: "missing parameters in `panic!` calls",
|
||
deprecation: None,
|
||
module: "panic_unimplemented",
|
||
},
|
||
Lint {
|
||
name: "panicking_unwrap",
|
||
group: "correctness",
|
||
desc: "checks for calls of `unwrap[_err]()` that will always fail",
|
||
deprecation: None,
|
||
module: "unwrap",
|
||
},
|
||
Lint {
|
||
name: "partialeq_ne_impl",
|
||
group: "complexity",
|
||
desc: "re-implementing `PartialEq::ne`",
|
||
deprecation: None,
|
||
module: "partialeq_ne_impl",
|
||
},
|
||
Lint {
|
||
name: "path_buf_push_overwrite",
|
||
group: "nursery",
|
||
desc: "calling `push` with file system root on `PathBuf` can overwrite it",
|
||
deprecation: None,
|
||
module: "path_buf_push_overwrite",
|
||
},
|
||
Lint {
|
||
name: "possible_missing_comma",
|
||
group: "correctness",
|
||
desc: "possible missing comma in array",
|
||
deprecation: None,
|
||
module: "formatting",
|
||
},
|
||
Lint {
|
||
name: "precedence",
|
||
group: "complexity",
|
||
desc: "operations where precedence may be unclear",
|
||
deprecation: None,
|
||
module: "precedence",
|
||
},
|
||
Lint {
|
||
name: "print_literal",
|
||
group: "style",
|
||
desc: "printing a literal with a format string",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "print_stdout",
|
||
group: "restriction",
|
||
desc: "printing on stdout",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "print_with_newline",
|
||
group: "style",
|
||
desc: "using `print!()` with a format string that ends in a single newline",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "println_empty_string",
|
||
group: "style",
|
||
desc: "using `println!(\"\")` with an empty string",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "ptr_arg",
|
||
group: "style",
|
||
desc: "fn arguments of the type `&Vec<...>` or `&String`, suggesting to use `&[...]` or `&str` instead, respectively",
|
||
deprecation: None,
|
||
module: "ptr",
|
||
},
|
||
Lint {
|
||
name: "ptr_offset_with_cast",
|
||
group: "complexity",
|
||
desc: "unneeded pointer offset cast",
|
||
deprecation: None,
|
||
module: "ptr_offset_with_cast",
|
||
},
|
||
Lint {
|
||
name: "pub_enum_variant_names",
|
||
group: "pedantic",
|
||
desc: "enums where all variants share a prefix/postfix",
|
||
deprecation: None,
|
||
module: "enum_variants",
|
||
},
|
||
Lint {
|
||
name: "question_mark",
|
||
group: "style",
|
||
desc: "checks for expressions that could be replaced by the question mark operator",
|
||
deprecation: None,
|
||
module: "question_mark",
|
||
},
|
||
Lint {
|
||
name: "range_minus_one",
|
||
group: "complexity",
|
||
desc: "`x..=(y-1)` reads better as `x..y`",
|
||
deprecation: None,
|
||
module: "ranges",
|
||
},
|
||
Lint {
|
||
name: "range_plus_one",
|
||
group: "pedantic",
|
||
desc: "`x..(y+1)` reads better as `x..=y`",
|
||
deprecation: None,
|
||
module: "ranges",
|
||
},
|
||
Lint {
|
||
name: "range_zip_with_len",
|
||
group: "complexity",
|
||
desc: "zipping iterator with a range when `enumerate()` would do",
|
||
deprecation: None,
|
||
module: "ranges",
|
||
},
|
||
Lint {
|
||
name: "redundant_allocation",
|
||
group: "perf",
|
||
desc: "redundant allocation",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "redundant_clone",
|
||
group: "perf",
|
||
desc: "`clone()` of an owned value that is going to be dropped immediately",
|
||
deprecation: None,
|
||
module: "redundant_clone",
|
||
},
|
||
Lint {
|
||
name: "redundant_closure",
|
||
group: "style",
|
||
desc: "redundant closures, i.e., `|a| foo(a)` (which can be written as just `foo`)",
|
||
deprecation: None,
|
||
module: "eta_reduction",
|
||
},
|
||
Lint {
|
||
name: "redundant_closure_call",
|
||
group: "complexity",
|
||
desc: "throwaway closures called in the expression they are defined",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "redundant_closure_for_method_calls",
|
||
group: "pedantic",
|
||
desc: "redundant closures for method calls",
|
||
deprecation: None,
|
||
module: "eta_reduction",
|
||
},
|
||
Lint {
|
||
name: "redundant_field_names",
|
||
group: "style",
|
||
desc: "checks for fields in struct literals where shorthands could be used",
|
||
deprecation: None,
|
||
module: "redundant_field_names",
|
||
},
|
||
Lint {
|
||
name: "redundant_pattern",
|
||
group: "style",
|
||
desc: "using `name @ _` in a pattern",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "redundant_pattern_matching",
|
||
group: "style",
|
||
desc: "use the proper utility function avoiding an `if let`",
|
||
deprecation: None,
|
||
module: "redundant_pattern_matching",
|
||
},
|
||
Lint {
|
||
name: "redundant_pub_crate",
|
||
group: "nursery",
|
||
desc: "Using `pub(crate)` visibility on items that are not crate visible due to the visibility of the module that contains them.",
|
||
deprecation: None,
|
||
module: "redundant_pub_crate",
|
||
},
|
||
Lint {
|
||
name: "redundant_static_lifetimes",
|
||
group: "style",
|
||
desc: "Using explicit `\'static` lifetime for constants or statics when elision rules would allow omitting them.",
|
||
deprecation: None,
|
||
module: "redundant_static_lifetimes",
|
||
},
|
||
Lint {
|
||
name: "ref_in_deref",
|
||
group: "complexity",
|
||
desc: "Use of reference in auto dereference expression.",
|
||
deprecation: None,
|
||
module: "reference",
|
||
},
|
||
Lint {
|
||
name: "regex_macro",
|
||
group: "style",
|
||
desc: "use of `regex!(_)` instead of `Regex::new(_)`",
|
||
deprecation: None,
|
||
module: "regex",
|
||
},
|
||
Lint {
|
||
name: "rest_pat_in_fully_bound_structs",
|
||
group: "restriction",
|
||
desc: "a match on a struct that binds all fields but still uses the wildcard pattern",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "result_expect_used",
|
||
group: "restriction",
|
||
desc: "using `Result.expect()`, which might be better handled",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "result_map_or_into_option",
|
||
group: "style",
|
||
desc: "using `Result.map_or(None, Some)`, which is more succinctly expressed as `ok()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "result_map_unit_fn",
|
||
group: "complexity",
|
||
desc: "using `result.map(f)`, where `f` is a function or closure that returns `()`",
|
||
deprecation: None,
|
||
module: "map_unit_fn",
|
||
},
|
||
Lint {
|
||
name: "result_map_unwrap_or_else",
|
||
group: "pedantic",
|
||
desc: "using `Result.map(f).unwrap_or_else(g)`, which is more succinctly expressed as `.map_or_else(g, f)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "result_unwrap_used",
|
||
group: "restriction",
|
||
desc: "using `Result.unwrap()`, which might be better handled",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "reverse_range_loop",
|
||
group: "correctness",
|
||
desc: "iteration over an empty range, such as `10..0` or `5..5`",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "same_functions_in_if_condition",
|
||
group: "pedantic",
|
||
desc: "consecutive `if`s with the same function call",
|
||
deprecation: None,
|
||
module: "copies",
|
||
},
|
||
Lint {
|
||
name: "search_is_some",
|
||
group: "complexity",
|
||
desc: "using an iterator search followed by `is_some()`, which is more succinctly expressed as a call to `any()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "serde_api_misuse",
|
||
group: "correctness",
|
||
desc: "various things that will negatively affect your serde experience",
|
||
deprecation: None,
|
||
module: "serde_api",
|
||
},
|
||
Lint {
|
||
name: "shadow_reuse",
|
||
group: "restriction",
|
||
desc: "rebinding a name to an expression that re-uses the original value, e.g., `let x = x + 1`",
|
||
deprecation: None,
|
||
module: "shadow",
|
||
},
|
||
Lint {
|
||
name: "shadow_same",
|
||
group: "restriction",
|
||
desc: "rebinding a name to itself, e.g., `let mut x = &mut x`",
|
||
deprecation: None,
|
||
module: "shadow",
|
||
},
|
||
Lint {
|
||
name: "shadow_unrelated",
|
||
group: "pedantic",
|
||
desc: "rebinding a name without even using the original value",
|
||
deprecation: None,
|
||
module: "shadow",
|
||
},
|
||
Lint {
|
||
name: "short_circuit_statement",
|
||
group: "complexity",
|
||
desc: "using a short circuit boolean condition as a statement",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "should_implement_trait",
|
||
group: "style",
|
||
desc: "defining a method that should be implementing a std trait",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "similar_names",
|
||
group: "pedantic",
|
||
desc: "similarly named items and bindings",
|
||
deprecation: None,
|
||
module: "non_expressive_names",
|
||
},
|
||
Lint {
|
||
name: "single_char_pattern",
|
||
group: "perf",
|
||
desc: "using a single-character str where a char could be used, e.g., `_.split(\"x\")`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "single_component_path_imports",
|
||
group: "style",
|
||
desc: "imports with single component path are redundant",
|
||
deprecation: None,
|
||
module: "single_component_path_imports",
|
||
},
|
||
Lint {
|
||
name: "single_match",
|
||
group: "style",
|
||
desc: "a `match` statement with a single nontrivial arm (i.e., where the other arm is `_ => {}`) instead of `if let`",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "single_match_else",
|
||
group: "pedantic",
|
||
desc: "a `match` statement with two arms where the second arm\'s pattern is a placeholder instead of a specific match pattern",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "skip_while_next",
|
||
group: "complexity",
|
||
desc: "using `skip_while(p).next()`, which is more succinctly expressed as `.find(!p)`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "slow_vector_initialization",
|
||
group: "perf",
|
||
desc: "slow vector initialization",
|
||
deprecation: None,
|
||
module: "slow_vector_initialization",
|
||
},
|
||
Lint {
|
||
name: "string_add",
|
||
group: "restriction",
|
||
desc: "using `x + ..` where x is a `String` instead of `push_str()`",
|
||
deprecation: None,
|
||
module: "strings",
|
||
},
|
||
Lint {
|
||
name: "string_add_assign",
|
||
group: "pedantic",
|
||
desc: "using `x = x + ..` where x is a `String` instead of `push_str()`",
|
||
deprecation: None,
|
||
module: "strings",
|
||
},
|
||
Lint {
|
||
name: "string_extend_chars",
|
||
group: "style",
|
||
desc: "using `x.extend(s.chars())` where s is a `&str` or `String`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "string_lit_as_bytes",
|
||
group: "style",
|
||
desc: "calling `as_bytes` on a string literal instead of using a byte string literal",
|
||
deprecation: None,
|
||
module: "strings",
|
||
},
|
||
Lint {
|
||
name: "struct_excessive_bools",
|
||
group: "pedantic",
|
||
desc: "using too many bools in a struct",
|
||
deprecation: None,
|
||
module: "excessive_bools",
|
||
},
|
||
Lint {
|
||
name: "suboptimal_flops",
|
||
group: "nursery",
|
||
desc: "usage of sub-optimal floating point operations",
|
||
deprecation: None,
|
||
module: "floating_point_arithmetic",
|
||
},
|
||
Lint {
|
||
name: "suspicious_arithmetic_impl",
|
||
group: "correctness",
|
||
desc: "suspicious use of operators in impl of arithmetic trait",
|
||
deprecation: None,
|
||
module: "suspicious_trait_impl",
|
||
},
|
||
Lint {
|
||
name: "suspicious_assignment_formatting",
|
||
group: "style",
|
||
desc: "suspicious formatting of `*=`, `-=` or `!=`",
|
||
deprecation: None,
|
||
module: "formatting",
|
||
},
|
||
Lint {
|
||
name: "suspicious_else_formatting",
|
||
group: "style",
|
||
desc: "suspicious formatting of `else`",
|
||
deprecation: None,
|
||
module: "formatting",
|
||
},
|
||
Lint {
|
||
name: "suspicious_map",
|
||
group: "complexity",
|
||
desc: "suspicious usage of map",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "suspicious_op_assign_impl",
|
||
group: "correctness",
|
||
desc: "suspicious use of operators in impl of OpAssign trait",
|
||
deprecation: None,
|
||
module: "suspicious_trait_impl",
|
||
},
|
||
Lint {
|
||
name: "suspicious_unary_op_formatting",
|
||
group: "style",
|
||
desc: "suspicious formatting of unary `-` or `!` on the RHS of a BinOp",
|
||
deprecation: None,
|
||
module: "formatting",
|
||
},
|
||
Lint {
|
||
name: "tabs_in_doc_comments",
|
||
group: "style",
|
||
desc: "using tabs in doc comments is not recommended",
|
||
deprecation: None,
|
||
module: "tabs_in_doc_comments",
|
||
},
|
||
Lint {
|
||
name: "temporary_assignment",
|
||
group: "complexity",
|
||
desc: "assignments to temporaries",
|
||
deprecation: None,
|
||
module: "temporary_assignment",
|
||
},
|
||
Lint {
|
||
name: "temporary_cstring_as_ptr",
|
||
group: "correctness",
|
||
desc: "getting the inner pointer of a temporary `CString`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "to_digit_is_some",
|
||
group: "style",
|
||
desc: "`char.is_digit()` is clearer",
|
||
deprecation: None,
|
||
module: "to_digit_is_some",
|
||
},
|
||
Lint {
|
||
name: "todo",
|
||
group: "restriction",
|
||
desc: "`todo!` should not be present in production code",
|
||
deprecation: None,
|
||
module: "panic_unimplemented",
|
||
},
|
||
Lint {
|
||
name: "too_many_arguments",
|
||
group: "complexity",
|
||
desc: "functions with too many arguments",
|
||
deprecation: None,
|
||
module: "functions",
|
||
},
|
||
Lint {
|
||
name: "too_many_lines",
|
||
group: "pedantic",
|
||
desc: "functions with too many lines",
|
||
deprecation: None,
|
||
module: "functions",
|
||
},
|
||
Lint {
|
||
name: "toplevel_ref_arg",
|
||
group: "style",
|
||
desc: "an entire binding declared as `ref`, in a function argument or a `let` statement",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "transmute_bytes_to_str",
|
||
group: "complexity",
|
||
desc: "transmutes from a `&[u8]` to a `&str`",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_float_to_int",
|
||
group: "complexity",
|
||
desc: "transmutes from a float to an integer",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_int_to_bool",
|
||
group: "complexity",
|
||
desc: "transmutes from an integer to a `bool`",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_int_to_char",
|
||
group: "complexity",
|
||
desc: "transmutes from an integer to a `char`",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_int_to_float",
|
||
group: "complexity",
|
||
desc: "transmutes from an integer to a float",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_ptr_to_ptr",
|
||
group: "complexity",
|
||
desc: "transmutes from a pointer to a pointer / a reference to a reference",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmute_ptr_to_ref",
|
||
group: "complexity",
|
||
desc: "transmutes from a pointer to a reference type",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "transmuting_null",
|
||
group: "correctness",
|
||
desc: "transmutes from a null pointer to a reference, which is undefined behavior",
|
||
deprecation: None,
|
||
module: "transmuting_null",
|
||
},
|
||
Lint {
|
||
name: "trivial_regex",
|
||
group: "style",
|
||
desc: "trivial regular expressions",
|
||
deprecation: None,
|
||
module: "regex",
|
||
},
|
||
Lint {
|
||
name: "trivially_copy_pass_by_ref",
|
||
group: "pedantic",
|
||
desc: "functions taking small copyable arguments by reference",
|
||
deprecation: None,
|
||
module: "trivially_copy_pass_by_ref",
|
||
},
|
||
Lint {
|
||
name: "try_err",
|
||
group: "style",
|
||
desc: "return errors explicitly rather than hiding them behind a `?`",
|
||
deprecation: None,
|
||
module: "try_err",
|
||
},
|
||
Lint {
|
||
name: "type_complexity",
|
||
group: "complexity",
|
||
desc: "usage of very complex types that might be better factored into `type` definitions",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "type_repetition_in_bounds",
|
||
group: "pedantic",
|
||
desc: "Types are repeated unnecessary in trait bounds use `+` instead of using `T: _, T: _`",
|
||
deprecation: None,
|
||
module: "trait_bounds",
|
||
},
|
||
Lint {
|
||
name: "unicode_not_nfc",
|
||
group: "pedantic",
|
||
desc: "using a Unicode literal not in NFC normal form (see [Unicode tr15](http://www.unicode.org/reports/tr15/) for further information)",
|
||
deprecation: None,
|
||
module: "unicode",
|
||
},
|
||
Lint {
|
||
name: "unimplemented",
|
||
group: "restriction",
|
||
desc: "`unimplemented!` should not be present in production code",
|
||
deprecation: None,
|
||
module: "panic_unimplemented",
|
||
},
|
||
Lint {
|
||
name: "uninit_assumed_init",
|
||
group: "correctness",
|
||
desc: "`MaybeUninit::uninit().assume_init()`",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "unit_arg",
|
||
group: "complexity",
|
||
desc: "passing unit to a function",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "unit_cmp",
|
||
group: "correctness",
|
||
desc: "comparing unit values",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "unknown_clippy_lints",
|
||
group: "style",
|
||
desc: "unknown_lints for scoped Clippy lints",
|
||
deprecation: None,
|
||
module: "attrs",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_cast",
|
||
group: "complexity",
|
||
desc: "cast to the same type, e.g., `x as i32` where `x: i32`",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_filter_map",
|
||
group: "complexity",
|
||
desc: "using `filter_map` when a more succinct alternative exists",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_fold",
|
||
group: "style",
|
||
desc: "using `fold` when a more succinct alternative exists",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_mut_passed",
|
||
group: "style",
|
||
desc: "an argument passed as a mutable reference although the callee only demands an immutable reference",
|
||
deprecation: None,
|
||
module: "mut_reference",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_operation",
|
||
group: "complexity",
|
||
desc: "outer expressions with no effect",
|
||
deprecation: None,
|
||
module: "no_effect",
|
||
},
|
||
Lint {
|
||
name: "unnecessary_unwrap",
|
||
group: "complexity",
|
||
desc: "checks for calls of `unwrap[_err]()` that cannot fail",
|
||
deprecation: None,
|
||
module: "unwrap",
|
||
},
|
||
Lint {
|
||
name: "unneeded_field_pattern",
|
||
group: "restriction",
|
||
desc: "struct fields bound to a wildcard instead of using `..`",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "unneeded_wildcard_pattern",
|
||
group: "complexity",
|
||
desc: "tuple patterns with a wildcard pattern (`_`) is next to a rest pattern (`..`)",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "unreachable",
|
||
group: "restriction",
|
||
desc: "`unreachable!` should not be present in production code",
|
||
deprecation: None,
|
||
module: "panic_unimplemented",
|
||
},
|
||
Lint {
|
||
name: "unreadable_literal",
|
||
group: "pedantic",
|
||
desc: "long integer literal without underscores",
|
||
deprecation: None,
|
||
module: "literal_representation",
|
||
},
|
||
Lint {
|
||
name: "unsafe_removed_from_name",
|
||
group: "style",
|
||
desc: "`unsafe` removed from API names on import",
|
||
deprecation: None,
|
||
module: "unsafe_removed_from_name",
|
||
},
|
||
Lint {
|
||
name: "unseparated_literal_suffix",
|
||
group: "pedantic",
|
||
desc: "literals whose suffix is not separated by an underscore",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "unsound_collection_transmute",
|
||
group: "correctness",
|
||
desc: "transmute between collections of layout-incompatible types",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "unused_io_amount",
|
||
group: "correctness",
|
||
desc: "unused written/read amount",
|
||
deprecation: None,
|
||
module: "unused_io_amount",
|
||
},
|
||
Lint {
|
||
name: "unused_self",
|
||
group: "pedantic",
|
||
desc: "methods that contain a `self` argument but don\'t use it",
|
||
deprecation: None,
|
||
module: "unused_self",
|
||
},
|
||
Lint {
|
||
name: "unused_unit",
|
||
group: "style",
|
||
desc: "needless unit expression",
|
||
deprecation: None,
|
||
module: "returns",
|
||
},
|
||
Lint {
|
||
name: "use_debug",
|
||
group: "restriction",
|
||
desc: "use of `Debug`-based formatting",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "use_self",
|
||
group: "nursery",
|
||
desc: "Unnecessary structure name repetition whereas `Self` is applicable",
|
||
deprecation: None,
|
||
module: "use_self",
|
||
},
|
||
Lint {
|
||
name: "used_underscore_binding",
|
||
group: "pedantic",
|
||
desc: "using a binding which is prefixed with an underscore",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "useless_asref",
|
||
group: "complexity",
|
||
desc: "using `as_ref` where the types before and after the call are the same",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "useless_attribute",
|
||
group: "correctness",
|
||
desc: "use of lint attributes on `extern crate` items",
|
||
deprecation: None,
|
||
module: "attrs",
|
||
},
|
||
Lint {
|
||
name: "useless_format",
|
||
group: "complexity",
|
||
desc: "useless use of `format!`",
|
||
deprecation: None,
|
||
module: "format",
|
||
},
|
||
Lint {
|
||
name: "useless_let_if_seq",
|
||
group: "style",
|
||
desc: "unidiomatic `let mut` declaration followed by initialization in `if`",
|
||
deprecation: None,
|
||
module: "let_if_seq",
|
||
},
|
||
Lint {
|
||
name: "useless_transmute",
|
||
group: "nursery",
|
||
desc: "transmutes that have the same to and from types or could be a cast/coercion",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "useless_vec",
|
||
group: "perf",
|
||
desc: "useless `vec!`",
|
||
deprecation: None,
|
||
module: "vec",
|
||
},
|
||
Lint {
|
||
name: "vec_box",
|
||
group: "complexity",
|
||
desc: "usage of `Vec<Box<T>>` where T: Sized, vector elements are already on the heap",
|
||
deprecation: None,
|
||
module: "types",
|
||
},
|
||
Lint {
|
||
name: "verbose_bit_mask",
|
||
group: "style",
|
||
desc: "expressions where a bit mask is less readable than the corresponding method call",
|
||
deprecation: None,
|
||
module: "bit_mask",
|
||
},
|
||
Lint {
|
||
name: "verbose_file_reads",
|
||
group: "restriction",
|
||
desc: "use of `File::read_to_end` or `File::read_to_string`",
|
||
deprecation: None,
|
||
module: "verbose_file_reads",
|
||
},
|
||
Lint {
|
||
name: "vtable_address_comparisons",
|
||
group: "correctness",
|
||
desc: "comparison with an address of a trait vtable",
|
||
deprecation: None,
|
||
module: "unnamed_address",
|
||
},
|
||
Lint {
|
||
name: "while_immutable_condition",
|
||
group: "correctness",
|
||
desc: "variables used within while expression are not mutated in the body",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "while_let_loop",
|
||
group: "complexity",
|
||
desc: "`loop { if let { ... } else break }`, which can be written as a `while let` loop",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "while_let_on_iterator",
|
||
group: "style",
|
||
desc: "using a while-let loop instead of a for loop on an iterator",
|
||
deprecation: None,
|
||
module: "loops",
|
||
},
|
||
Lint {
|
||
name: "wildcard_dependencies",
|
||
group: "cargo",
|
||
desc: "wildcard dependencies being used",
|
||
deprecation: None,
|
||
module: "wildcard_dependencies",
|
||
},
|
||
Lint {
|
||
name: "wildcard_enum_match_arm",
|
||
group: "restriction",
|
||
desc: "a wildcard enum match arm using `_`",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "wildcard_imports",
|
||
group: "pedantic",
|
||
desc: "lint `use _::*` statements",
|
||
deprecation: None,
|
||
module: "wildcard_imports",
|
||
},
|
||
Lint {
|
||
name: "wildcard_in_or_patterns",
|
||
group: "complexity",
|
||
desc: "a wildcard pattern used with others patterns in same match arm",
|
||
deprecation: None,
|
||
module: "matches",
|
||
},
|
||
Lint {
|
||
name: "write_literal",
|
||
group: "style",
|
||
desc: "writing a literal with a format string",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "write_with_newline",
|
||
group: "style",
|
||
desc: "using `write!()` with a format string that ends in a single newline",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "writeln_empty_string",
|
||
group: "style",
|
||
desc: "using `writeln!(buf, \"\")` with an empty string",
|
||
deprecation: None,
|
||
module: "write",
|
||
},
|
||
Lint {
|
||
name: "wrong_pub_self_convention",
|
||
group: "restriction",
|
||
desc: "defining a public method named with an established prefix (like \"into_\") that takes `self` with the wrong convention",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "wrong_self_convention",
|
||
group: "style",
|
||
desc: "defining a method named with an established prefix (like \"into_\") that takes `self` with the wrong convention",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
Lint {
|
||
name: "wrong_transmute",
|
||
group: "correctness",
|
||
desc: "transmutes that are confusing at best, undefined behaviour at worst and always useless",
|
||
deprecation: None,
|
||
module: "transmute",
|
||
},
|
||
Lint {
|
||
name: "zero_divided_by_zero",
|
||
group: "complexity",
|
||
desc: "usage of `0.0 / 0.0` to obtain NaN instead of `f32::NAN` or `f64::NAN`",
|
||
deprecation: None,
|
||
module: "zero_div_zero",
|
||
},
|
||
Lint {
|
||
name: "zero_prefixed_literal",
|
||
group: "complexity",
|
||
desc: "integer literals starting with `0`",
|
||
deprecation: None,
|
||
module: "misc_early",
|
||
},
|
||
Lint {
|
||
name: "zero_ptr",
|
||
group: "style",
|
||
desc: "using `0 as *{const, mut} T`",
|
||
deprecation: None,
|
||
module: "misc",
|
||
},
|
||
Lint {
|
||
name: "zero_width_space",
|
||
group: "correctness",
|
||
desc: "using a zero-width space in a string literal, which is confusing",
|
||
deprecation: None,
|
||
module: "unicode",
|
||
},
|
||
Lint {
|
||
name: "zst_offset",
|
||
group: "correctness",
|
||
desc: "Check for offset calculations on raw pointers to zero-sized types",
|
||
deprecation: None,
|
||
module: "methods",
|
||
},
|
||
];
|
||
// end lint list, do not remove this comment, it’s used in `update_lints`
|
||
}
|