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diff --git a/src/tools/clippy/book/src/lint_configuration.md b/src/tools/clippy/book/src/lint_configuration.md new file mode 100644 index 000000000..995dd2f04 --- /dev/null +++ b/src/tools/clippy/book/src/lint_configuration.md @@ -0,0 +1,553 @@ +<!-- +This file is generated by `cargo collect-metadata`. +Please use that command to update the file and do not edit it by hand. +--> + +## Lint Configuration Options +| <div style="width:290px">Option</div> | Default Value | +|--|--| +| [arithmetic-side-effects-allowed](#arithmetic-side-effects-allowed) | `{}` | +| [arithmetic-side-effects-allowed-binary](#arithmetic-side-effects-allowed-binary) | `[]` | +| [arithmetic-side-effects-allowed-unary](#arithmetic-side-effects-allowed-unary) | `{}` | +| [avoid-breaking-exported-api](#avoid-breaking-exported-api) | `true` | +| [msrv](#msrv) | `None` | +| [cognitive-complexity-threshold](#cognitive-complexity-threshold) | `25` | +| [disallowed-names](#disallowed-names) | `["foo", "baz", "quux"]` | +| [doc-valid-idents](#doc-valid-idents) | `["KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "DirectX", "ECMAScript", "GPLv2", "GPLv3", "GitHub", "GitLab", "IPv4", "IPv6", "ClojureScript", "CoffeeScript", "JavaScript", "PureScript", "TypeScript", "NaN", "NaNs", "OAuth", "GraphQL", "OCaml", "OpenGL", "OpenMP", "OpenSSH", "OpenSSL", "OpenStreetMap", "OpenDNS", "WebGL", "TensorFlow", "TrueType", "iOS", "macOS", "FreeBSD", "TeX", "LaTeX", "BibTeX", "BibLaTeX", "MinGW", "CamelCase"]` | +| [too-many-arguments-threshold](#too-many-arguments-threshold) | `7` | +| [type-complexity-threshold](#type-complexity-threshold) | `250` | +| [single-char-binding-names-threshold](#single-char-binding-names-threshold) | `4` | +| [too-large-for-stack](#too-large-for-stack) | `200` | +| [enum-variant-name-threshold](#enum-variant-name-threshold) | `3` | +| [enum-variant-size-threshold](#enum-variant-size-threshold) | `200` | +| [verbose-bit-mask-threshold](#verbose-bit-mask-threshold) | `1` | +| [literal-representation-threshold](#literal-representation-threshold) | `16384` | +| [trivial-copy-size-limit](#trivial-copy-size-limit) | `None` | +| [pass-by-value-size-limit](#pass-by-value-size-limit) | `256` | +| [too-many-lines-threshold](#too-many-lines-threshold) | `100` | +| [array-size-threshold](#array-size-threshold) | `512000` | +| [vec-box-size-threshold](#vec-box-size-threshold) | `4096` | +| [max-trait-bounds](#max-trait-bounds) | `3` | +| [max-struct-bools](#max-struct-bools) | `3` | +| [max-fn-params-bools](#max-fn-params-bools) | `3` | +| [warn-on-all-wildcard-imports](#warn-on-all-wildcard-imports) | `false` | +| [disallowed-macros](#disallowed-macros) | `[]` | +| [disallowed-methods](#disallowed-methods) | `[]` | +| [disallowed-types](#disallowed-types) | `[]` | +| [unreadable-literal-lint-fractions](#unreadable-literal-lint-fractions) | `true` | +| [upper-case-acronyms-aggressive](#upper-case-acronyms-aggressive) | `false` | +| [matches-for-let-else](#matches-for-let-else) | `WellKnownTypes` | +| [cargo-ignore-publish](#cargo-ignore-publish) | `false` | +| [standard-macro-braces](#standard-macro-braces) | `[]` | +| [enforced-import-renames](#enforced-import-renames) | `[]` | +| [allowed-scripts](#allowed-scripts) | `["Latin"]` | +| [enable-raw-pointer-heuristic-for-send](#enable-raw-pointer-heuristic-for-send) | `true` | +| [max-suggested-slice-pattern-length](#max-suggested-slice-pattern-length) | `3` | +| [await-holding-invalid-types](#await-holding-invalid-types) | `[]` | +| [max-include-file-size](#max-include-file-size) | `1000000` | +| [allow-expect-in-tests](#allow-expect-in-tests) | `false` | +| [allow-unwrap-in-tests](#allow-unwrap-in-tests) | `false` | +| [allow-dbg-in-tests](#allow-dbg-in-tests) | `false` | +| [allow-print-in-tests](#allow-print-in-tests) | `false` | +| [large-error-threshold](#large-error-threshold) | `128` | +| [ignore-interior-mutability](#ignore-interior-mutability) | `["bytes::Bytes"]` | +| [allow-mixed-uninlined-format-args](#allow-mixed-uninlined-format-args) | `true` | +| [suppress-restriction-lint-in-const](#suppress-restriction-lint-in-const) | `false` | +| [missing-docs-in-crate-items](#missing-docs-in-crate-items) | `false` | + +### arithmetic-side-effects-allowed +Suppress checking of the passed type names in all types of operations. + +If a specific operation is desired, consider using `arithmetic_side_effects_allowed_binary` or `arithmetic_side_effects_allowed_unary` instead. + +#### Example + +```toml +arithmetic-side-effects-allowed = ["SomeType", "AnotherType"] +``` + +#### Noteworthy + +A type, say `SomeType`, listed in this configuration has the same behavior of +`["SomeType" , "*"], ["*", "SomeType"]` in `arithmetic_side_effects_allowed_binary`. + +**Default Value:** `{}` (`rustc_data_structures::fx::FxHashSet<String>`) + +* [arithmetic_side_effects](https://rust-lang.github.io/rust-clippy/master/index.html#arithmetic_side_effects) + + +### arithmetic-side-effects-allowed-binary +Suppress checking of the passed type pair names in binary operations like addition or +multiplication. + +Supports the "*" wildcard to indicate that a certain type won't trigger the lint regardless +of the involved counterpart. For example, `["SomeType", "*"]` or `["*", "AnotherType"]`. + +Pairs are asymmetric, which means that `["SomeType", "AnotherType"]` is not the same as +`["AnotherType", "SomeType"]`. + +#### Example + +```toml +arithmetic-side-effects-allowed-binary = [["SomeType" , "f32"], ["AnotherType", "*"]] +``` + +**Default Value:** `[]` (`Vec<[String; 2]>`) + +* [arithmetic_side_effects](https://rust-lang.github.io/rust-clippy/master/index.html#arithmetic_side_effects) + + +### arithmetic-side-effects-allowed-unary +Suppress checking of the passed type names in unary operations like "negation" (`-`). + +#### Example + +```toml +arithmetic-side-effects-allowed-unary = ["SomeType", "AnotherType"] +``` + +**Default Value:** `{}` (`rustc_data_structures::fx::FxHashSet<String>`) + +* [arithmetic_side_effects](https://rust-lang.github.io/rust-clippy/master/index.html#arithmetic_side_effects) + + +### avoid-breaking-exported-api +Suppress lints whenever the suggested change would cause breakage for other crates. + +**Default Value:** `true` (`bool`) + +* [enum_variant_names](https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names) +* [large_types_passed_by_value](https://rust-lang.github.io/rust-clippy/master/index.html#large_types_passed_by_value) +* [trivially_copy_pass_by_ref](https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref) +* [unnecessary_wraps](https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_wraps) +* [unused_self](https://rust-lang.github.io/rust-clippy/master/index.html#unused_self) +* [upper_case_acronyms](https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms) +* [wrong_self_convention](https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention) +* [box_collection](https://rust-lang.github.io/rust-clippy/master/index.html#box_collection) +* [redundant_allocation](https://rust-lang.github.io/rust-clippy/master/index.html#redundant_allocation) +* [rc_buffer](https://rust-lang.github.io/rust-clippy/master/index.html#rc_buffer) +* [vec_box](https://rust-lang.github.io/rust-clippy/master/index.html#vec_box) +* [option_option](https://rust-lang.github.io/rust-clippy/master/index.html#option_option) +* [linkedlist](https://rust-lang.github.io/rust-clippy/master/index.html#linkedlist) +* [rc_mutex](https://rust-lang.github.io/rust-clippy/master/index.html#rc_mutex) + + +### msrv +The minimum rust version that the project supports + +**Default Value:** `None` (`Option<String>`) + +* [manual_split_once](https://rust-lang.github.io/rust-clippy/master/index.html#manual_split_once) +* [manual_str_repeat](https://rust-lang.github.io/rust-clippy/master/index.html#manual_str_repeat) +* [cloned_instead_of_copied](https://rust-lang.github.io/rust-clippy/master/index.html#cloned_instead_of_copied) +* [redundant_field_names](https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names) +* [redundant_static_lifetimes](https://rust-lang.github.io/rust-clippy/master/index.html#redundant_static_lifetimes) +* [filter_map_next](https://rust-lang.github.io/rust-clippy/master/index.html#filter_map_next) +* [checked_conversions](https://rust-lang.github.io/rust-clippy/master/index.html#checked_conversions) +* [manual_range_contains](https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains) +* [use_self](https://rust-lang.github.io/rust-clippy/master/index.html#use_self) +* [mem_replace_with_default](https://rust-lang.github.io/rust-clippy/master/index.html#mem_replace_with_default) +* [manual_non_exhaustive](https://rust-lang.github.io/rust-clippy/master/index.html#manual_non_exhaustive) +* [option_as_ref_deref](https://rust-lang.github.io/rust-clippy/master/index.html#option_as_ref_deref) +* [map_unwrap_or](https://rust-lang.github.io/rust-clippy/master/index.html#map_unwrap_or) +* [match_like_matches_macro](https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro) +* [manual_strip](https://rust-lang.github.io/rust-clippy/master/index.html#manual_strip) +* [missing_const_for_fn](https://rust-lang.github.io/rust-clippy/master/index.html#missing_const_for_fn) +* [unnested_or_patterns](https://rust-lang.github.io/rust-clippy/master/index.html#unnested_or_patterns) +* [from_over_into](https://rust-lang.github.io/rust-clippy/master/index.html#from_over_into) +* [ptr_as_ptr](https://rust-lang.github.io/rust-clippy/master/index.html#ptr_as_ptr) +* [if_then_some_else_none](https://rust-lang.github.io/rust-clippy/master/index.html#if_then_some_else_none) +* [approx_constant](https://rust-lang.github.io/rust-clippy/master/index.html#approx_constant) +* [deprecated_cfg_attr](https://rust-lang.github.io/rust-clippy/master/index.html#deprecated_cfg_attr) +* [index_refutable_slice](https://rust-lang.github.io/rust-clippy/master/index.html#index_refutable_slice) +* [map_clone](https://rust-lang.github.io/rust-clippy/master/index.html#map_clone) +* [borrow_as_ptr](https://rust-lang.github.io/rust-clippy/master/index.html#borrow_as_ptr) +* [manual_bits](https://rust-lang.github.io/rust-clippy/master/index.html#manual_bits) +* [err_expect](https://rust-lang.github.io/rust-clippy/master/index.html#err_expect) +* [cast_abs_to_unsigned](https://rust-lang.github.io/rust-clippy/master/index.html#cast_abs_to_unsigned) +* [uninlined_format_args](https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args) +* [manual_clamp](https://rust-lang.github.io/rust-clippy/master/index.html#manual_clamp) +* [manual_let_else](https://rust-lang.github.io/rust-clippy/master/index.html#manual_let_else) +* [unchecked_duration_subtraction](https://rust-lang.github.io/rust-clippy/master/index.html#unchecked_duration_subtraction) +* [collapsible_str_replace](https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_str_replace) +* [seek_from_current](https://rust-lang.github.io/rust-clippy/master/index.html#seek_from_current) +* [seek_rewind](https://rust-lang.github.io/rust-clippy/master/index.html#seek_rewind) +* [unnecessary_lazy_evaluations](https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_lazy_evaluations) +* [transmute_ptr_to_ref](https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ref) +* [almost_complete_range](https://rust-lang.github.io/rust-clippy/master/index.html#almost_complete_range) +* [needless_borrow](https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow) +* [derivable_impls](https://rust-lang.github.io/rust-clippy/master/index.html#derivable_impls) +* [manual_is_ascii_check](https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_ascii_check) +* [manual_rem_euclid](https://rust-lang.github.io/rust-clippy/master/index.html#manual_rem_euclid) +* [manual_retain](https://rust-lang.github.io/rust-clippy/master/index.html#manual_retain) + + +### cognitive-complexity-threshold +The maximum cognitive complexity a function can have + +**Default Value:** `25` (`u64`) + +* [cognitive_complexity](https://rust-lang.github.io/rust-clippy/master/index.html#cognitive_complexity) + + +### disallowed-names +The list of disallowed names to lint about. NB: `bar` is not here since it has legitimate uses. The value +`".."` can be used as part of the list to indicate, that the configured values should be appended to the +default configuration of Clippy. By default any configuration will replace the default value. + +**Default Value:** `["foo", "baz", "quux"]` (`Vec<String>`) + +* [disallowed_names](https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_names) + + +### doc-valid-idents +The list of words this lint should not consider as identifiers needing ticks. The value +`".."` can be used as part of the list to indicate, that the configured values should be appended to the +default configuration of Clippy. By default any configuraction will replace the default value. For example: +* `doc-valid-idents = ["ClipPy"]` would replace the default list with `["ClipPy"]`. +* `doc-valid-idents = ["ClipPy", ".."]` would append `ClipPy` to the default list. + +Default list: + +**Default Value:** `["KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "DirectX", "ECMAScript", "GPLv2", "GPLv3", "GitHub", "GitLab", "IPv4", "IPv6", "ClojureScript", "CoffeeScript", "JavaScript", "PureScript", "TypeScript", "NaN", "NaNs", "OAuth", "GraphQL", "OCaml", "OpenGL", "OpenMP", "OpenSSH", "OpenSSL", "OpenStreetMap", "OpenDNS", "WebGL", "TensorFlow", "TrueType", "iOS", "macOS", "FreeBSD", "TeX", "LaTeX", "BibTeX", "BibLaTeX", "MinGW", "CamelCase"]` (`Vec<String>`) + +* [doc_markdown](https://rust-lang.github.io/rust-clippy/master/index.html#doc_markdown) + + +### too-many-arguments-threshold +The maximum number of argument a function or method can have + +**Default Value:** `7` (`u64`) + +* [too_many_arguments](https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments) + + +### type-complexity-threshold +The maximum complexity a type can have + +**Default Value:** `250` (`u64`) + +* [type_complexity](https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity) + + +### single-char-binding-names-threshold +The maximum number of single char bindings a scope may have + +**Default Value:** `4` (`u64`) + +* [many_single_char_names](https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names) + + +### too-large-for-stack +The maximum size of objects (in bytes) that will be linted. Larger objects are ok on the heap + +**Default Value:** `200` (`u64`) + +* [boxed_local](https://rust-lang.github.io/rust-clippy/master/index.html#boxed_local) +* [useless_vec](https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec) + + +### enum-variant-name-threshold +The minimum number of enum variants for the lints about variant names to trigger + +**Default Value:** `3` (`u64`) + +* [enum_variant_names](https://rust-lang.github.io/rust-clippy/master/index.html#enum_variant_names) + + +### enum-variant-size-threshold +The maximum size of an enum's variant to avoid box suggestion + +**Default Value:** `200` (`u64`) + +* [large_enum_variant](https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant) + + +### verbose-bit-mask-threshold +The maximum allowed size of a bit mask before suggesting to use 'trailing_zeros' + +**Default Value:** `1` (`u64`) + +* [verbose_bit_mask](https://rust-lang.github.io/rust-clippy/master/index.html#verbose_bit_mask) + + +### literal-representation-threshold +The lower bound for linting decimal literals + +**Default Value:** `16384` (`u64`) + +* [decimal_literal_representation](https://rust-lang.github.io/rust-clippy/master/index.html#decimal_literal_representation) + + +### trivial-copy-size-limit +The maximum size (in bytes) to consider a `Copy` type for passing by value instead of by reference. + +**Default Value:** `None` (`Option<u64>`) + +* [trivially_copy_pass_by_ref](https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref) + + +### pass-by-value-size-limit +The minimum size (in bytes) to consider a type for passing by reference instead of by value. + +**Default Value:** `256` (`u64`) + +* [large_types_passed_by_value](https://rust-lang.github.io/rust-clippy/master/index.html#large_types_passed_by_value) + + +### too-many-lines-threshold +The maximum number of lines a function or method can have + +**Default Value:** `100` (`u64`) + +* [too_many_lines](https://rust-lang.github.io/rust-clippy/master/index.html#too_many_lines) + + +### array-size-threshold +The maximum allowed size for arrays on the stack + +**Default Value:** `512000` (`u64`) + +* [large_stack_arrays](https://rust-lang.github.io/rust-clippy/master/index.html#large_stack_arrays) +* [large_const_arrays](https://rust-lang.github.io/rust-clippy/master/index.html#large_const_arrays) + + +### vec-box-size-threshold +The size of the boxed type in bytes, where boxing in a `Vec` is allowed + +**Default Value:** `4096` (`u64`) + +* [vec_box](https://rust-lang.github.io/rust-clippy/master/index.html#vec_box) + + +### max-trait-bounds +The maximum number of bounds a trait can have to be linted + +**Default Value:** `3` (`u64`) + +* [type_repetition_in_bounds](https://rust-lang.github.io/rust-clippy/master/index.html#type_repetition_in_bounds) + + +### max-struct-bools +The maximum number of bool fields a struct can have + +**Default Value:** `3` (`u64`) + +* [struct_excessive_bools](https://rust-lang.github.io/rust-clippy/master/index.html#struct_excessive_bools) + + +### max-fn-params-bools +The maximum number of bool parameters a function can have + +**Default Value:** `3` (`u64`) + +* [fn_params_excessive_bools](https://rust-lang.github.io/rust-clippy/master/index.html#fn_params_excessive_bools) + + +### warn-on-all-wildcard-imports +Whether to allow certain wildcard imports (prelude, super in tests). + +**Default Value:** `false` (`bool`) + +* [wildcard_imports](https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_imports) + + +### disallowed-macros +The list of disallowed macros, written as fully qualified paths. + +**Default Value:** `[]` (`Vec<crate::utils::conf::DisallowedPath>`) + +* [disallowed_macros](https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_macros) + + +### disallowed-methods +The list of disallowed methods, written as fully qualified paths. + +**Default Value:** `[]` (`Vec<crate::utils::conf::DisallowedPath>`) + +* [disallowed_methods](https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_methods) + + +### disallowed-types +The list of disallowed types, written as fully qualified paths. + +**Default Value:** `[]` (`Vec<crate::utils::conf::DisallowedPath>`) + +* [disallowed_types](https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_types) + + +### unreadable-literal-lint-fractions +Should the fraction of a decimal be linted to include separators. + +**Default Value:** `true` (`bool`) + +* [unreadable_literal](https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal) + + +### upper-case-acronyms-aggressive +Enables verbose mode. Triggers if there is more than one uppercase char next to each other + +**Default Value:** `false` (`bool`) + +* [upper_case_acronyms](https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms) + + +### matches-for-let-else +Whether the matches should be considered by the lint, and whether there should +be filtering for common types. + +**Default Value:** `WellKnownTypes` (`crate::manual_let_else::MatchLintBehaviour`) + +* [manual_let_else](https://rust-lang.github.io/rust-clippy/master/index.html#manual_let_else) + + +### cargo-ignore-publish +For internal testing only, ignores the current `publish` settings in the Cargo manifest. + +**Default Value:** `false` (`bool`) + +* [_cargo_common_metadata](https://rust-lang.github.io/rust-clippy/master/index.html#_cargo_common_metadata) + + +### standard-macro-braces +Enforce the named macros always use the braces specified. + +A `MacroMatcher` can be added like so `{ name = "macro_name", brace = "(" }`. If the macro +is could be used with a full path two `MacroMatcher`s have to be added one with the full path +`crate_name::macro_name` and one with just the macro name. + +**Default Value:** `[]` (`Vec<crate::nonstandard_macro_braces::MacroMatcher>`) + +* [nonstandard_macro_braces](https://rust-lang.github.io/rust-clippy/master/index.html#nonstandard_macro_braces) + + +### enforced-import-renames +The list of imports to always rename, a fully qualified path followed by the rename. + +**Default Value:** `[]` (`Vec<crate::utils::conf::Rename>`) + +* [missing_enforced_import_renames](https://rust-lang.github.io/rust-clippy/master/index.html#missing_enforced_import_renames) + + +### allowed-scripts +The list of unicode scripts allowed to be used in the scope. + +**Default Value:** `["Latin"]` (`Vec<String>`) + +* [disallowed_script_idents](https://rust-lang.github.io/rust-clippy/master/index.html#disallowed_script_idents) + + +### enable-raw-pointer-heuristic-for-send +Whether to apply the raw pointer heuristic to determine if a type is `Send`. + +**Default Value:** `true` (`bool`) + +* [non_send_fields_in_send_ty](https://rust-lang.github.io/rust-clippy/master/index.html#non_send_fields_in_send_ty) + + +### max-suggested-slice-pattern-length +When Clippy suggests using a slice pattern, this is the maximum number of elements allowed in +the slice pattern that is suggested. If more elements would be necessary, the lint is suppressed. +For example, `[_, _, _, e, ..]` is a slice pattern with 4 elements. + +**Default Value:** `3` (`u64`) + +* [index_refutable_slice](https://rust-lang.github.io/rust-clippy/master/index.html#index_refutable_slice) + + +### await-holding-invalid-types + + +**Default Value:** `[]` (`Vec<crate::utils::conf::DisallowedPath>`) + +* [await_holding_invalid_type](https://rust-lang.github.io/rust-clippy/master/index.html#await_holding_invalid_type) + + +### max-include-file-size +The maximum size of a file included via `include_bytes!()` or `include_str!()`, in bytes + +**Default Value:** `1000000` (`u64`) + +* [large_include_file](https://rust-lang.github.io/rust-clippy/master/index.html#large_include_file) + + +### allow-expect-in-tests +Whether `expect` should be allowed in test functions or `#[cfg(test)]` + +**Default Value:** `false` (`bool`) + +* [expect_used](https://rust-lang.github.io/rust-clippy/master/index.html#expect_used) + + +### allow-unwrap-in-tests +Whether `unwrap` should be allowed in test functions or `#[cfg(test)]` + +**Default Value:** `false` (`bool`) + +* [unwrap_used](https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_used) + + +### allow-dbg-in-tests +Whether `dbg!` should be allowed in test functions or `#[cfg(test)]` + +**Default Value:** `false` (`bool`) + +* [dbg_macro](https://rust-lang.github.io/rust-clippy/master/index.html#dbg_macro) + + +### allow-print-in-tests +Whether print macros (ex. `println!`) should be allowed in test functions or `#[cfg(test)]` + +**Default Value:** `false` (`bool`) + +* [print_stdout](https://rust-lang.github.io/rust-clippy/master/index.html#print_stdout) +* [print_stderr](https://rust-lang.github.io/rust-clippy/master/index.html#print_stderr) + + +### large-error-threshold +The maximum size of the `Err`-variant in a `Result` returned from a function + +**Default Value:** `128` (`u64`) + +* [result_large_err](https://rust-lang.github.io/rust-clippy/master/index.html#result_large_err) + + +### ignore-interior-mutability +A list of paths to types that should be treated like `Arc`, i.e. ignored but +for the generic parameters for determining interior mutability + +**Default Value:** `["bytes::Bytes"]` (`Vec<String>`) + +* [mutable_key_type](https://rust-lang.github.io/rust-clippy/master/index.html#mutable_key_type) + + +### allow-mixed-uninlined-format-args +Whether to allow mixed uninlined format args, e.g. `format!("{} {}", a, foo.bar)` + +**Default Value:** `true` (`bool`) + +* [uninlined_format_args](https://rust-lang.github.io/rust-clippy/master/index.html#uninlined_format_args) + + +### suppress-restriction-lint-in-const +Whether to suppress a restriction lint in constant code. In same +cases the restructured operation might not be unavoidable, as the +suggested counterparts are unavailable in constant code. This +configuration will cause restriction lints to trigger even +if no suggestion can be made. + +**Default Value:** `false` (`bool`) + +* [indexing_slicing](https://rust-lang.github.io/rust-clippy/master/index.html#indexing_slicing) + + +### missing-docs-in-crate-items +Whether to **only** check for missing documentation in items visible within the current +crate. For example, `pub(crate)` items. + +**Default Value:** `false` (`bool`) + +* [missing_docs_in_private_items](https://rust-lang.github.io/rust-clippy/master/index.html#missing_docs_in_private_items) + + + |