Auto merge of #129531 - Jarcho:clippyup, r=Manishearth

Clippy subtree update

r? `@Manishearth`

.cargo/config.toml

@@ -1,10 +1,10 @@
 [alias]
+bless = "test --config env.RUSTC_BLESS='1'"
 uitest = "test --test compile-test"
-uibless = "test --test compile-test -- -- --bless"
-bless = "test -- -- --bless"
+uibless = "bless --test compile-test"
 dev = "run --package clippy_dev --bin clippy_dev --manifest-path clippy_dev/Cargo.toml --"
 lintcheck = "run --package lintcheck --bin lintcheck --manifest-path lintcheck/Cargo.toml  -- "
-collect-metadata = "test --test dogfood --features internal -- collect_metadata"
+collect-metadata = "test --test compile-test --config env.COLLECT_METADATA='1'"
 
 [build]
 # -Zbinary-dep-depinfo allows us to track which rlib files to use for compiling UI tests

.github/deploy.sh

@@ -10,6 +10,7 @@ mkdir out/master/
 cp util/gh-pages/index.html out/master
 cp util/gh-pages/script.js out/master
 cp util/gh-pages/lints.json out/master
+cp util/gh-pages/style.css out/master
 
 if [[ -n $TAG_NAME ]]; then
   echo "Save the doc for the current tag ($TAG_NAME) and point stable/ to it"

.github/workflows/clippy_bors.yml

@@ -136,11 +136,6 @@ jobs:
     - name: Test metadata collection
       run: cargo collect-metadata
 
-    - name: Test lint_configuration.md is up-to-date
-      run: |
-        echo "run \`cargo collect-metadata\` if this fails"
-        git update-index --refresh
-
   integration_build:
     needs: changelog
     runs-on: ubuntu-latest

CHANGELOG.md

@@ -5914,6 +5914,7 @@ Released 2018-09-13
 [`to_string_in_format_args`]: https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args
 [`to_string_trait_impl`]: https://rust-lang.github.io/rust-clippy/master/index.html#to_string_trait_impl
 [`todo`]: https://rust-lang.github.io/rust-clippy/master/index.html#todo
+[`too_long_first_doc_paragraph`]: https://rust-lang.github.io/rust-clippy/master/index.html#too_long_first_doc_paragraph
 [`too_many_arguments`]: https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments
 [`too_many_lines`]: https://rust-lang.github.io/rust-clippy/master/index.html#too_many_lines
 [`toplevel_ref_arg`]: https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg

Cargo.toml

@@ -30,8 +30,11 @@ color-print = "0.3.4"
 anstream = "0.6.0"
 
 [dev-dependencies]
+cargo_metadata = "0.18.1"
 ui_test = "0.25"
 regex = "1.5.5"
+serde = { version = "1.0.145", features = ["derive"] }
+serde_json = "1.0.122"
 toml = "0.7.3"
 walkdir = "2.3"
 filetime = "0.2.9"
@@ -41,7 +44,6 @@ itertools = "0.12"
 clippy_utils = { path = "clippy_utils" }
 if_chain = "1.0"
 quote = "1.0.25"
-serde = { version = "1.0.145", features = ["derive"] }
 syn = { version = "2.0", features = ["full"] }
 futures = "0.3"
 parking_lot = "0.12"

book/src/development/adding_lints.md

@@ -739,7 +739,7 @@ for some users. Adding a configuration is done in the following steps:
 
 5. Update [Lint Configuration](../lint_configuration.md)
 
-   Run `cargo collect-metadata` to generate documentation changes for the book.
+   Run `cargo bless --test config-metadata` to generate documentation changes for the book.
 
 [`clippy_config::conf`]: https://github.com/rust-lang/rust-clippy/blob/master/clippy_config/src/conf.rs
 [`clippy_lints` lib file]: https://github.com/rust-lang/rust-clippy/blob/master/clippy_lints/src/lib.rs

book/src/lint_configuration.md

@@ -1,5 +1,5 @@
 <!--
-This file is generated by `cargo collect-metadata`.
+This file is generated by `cargo bless --test config-metadata`.
 Please use that command to update the file and do not edit it by hand.
 -->
 
@@ -199,7 +199,7 @@ Allowed names below the minimum allowed characters. The value `".."` can be used
 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:** `["j", "z", "i", "y", "n", "x", "w"]`
+**Default Value:** `["i", "j", "x", "y", "z", "w", "n"]`
 
 ---
 **Affected lints:**
@@ -455,7 +455,7 @@ default configuration of Clippy. By default, any configuration will replace the
 * `doc-valid-idents = ["ClipPy"]` would replace the default list with `["ClipPy"]`.
 * `doc-valid-idents = ["ClipPy", ".."]` would append `ClipPy` to the default list.
 
-**Default Value:** `["TiB", "CoreGraphics", "CoffeeScript", "TeX", "Direct2D", "PiB", "DirectX", "NetBSD", "OAuth", "NaN", "OpenType", "WebGL2", "WebTransport", "JavaScript", "OpenSSL", "OpenSSH", "EiB", "PureScript", "OpenAL", "MiB", "WebAssembly", "MinGW", "CoreFoundation", "WebGPU", "ClojureScript", "CamelCase", "OpenDNS", "NaNs", "OpenMP", "GitLab", "KiB", "sRGB", "CoreText", "macOS", "TypeScript", "GiB", "OpenExr", "YCbCr", "OpenTelemetry", "OpenBSD", "FreeBSD", "GPLv2", "PostScript", "WebP", "LaTeX", "TensorFlow", "AccessKit", "TrueType", "OpenStreetMap", "OpenGL", "DevOps", "OCaml", "WebRTC", "WebGL", "BibLaTeX", "GitHub", "GraphQL", "iOS", "Direct3D", "BibTeX", "DirectWrite", "GPLv3", "IPv6", "WebSocket", "IPv4", "ECMAScript"]`
+**Default Value:** `["KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "AccessKit", "CoreFoundation", "CoreGraphics", "CoreText", "DevOps", "Direct2D", "Direct3D", "DirectWrite", "DirectX", "ECMAScript", "GPLv2", "GPLv3", "GitHub", "GitLab", "IPv4", "IPv6", "ClojureScript", "CoffeeScript", "JavaScript", "PostScript", "PureScript", "TypeScript", "WebAssembly", "NaN", "NaNs", "OAuth", "GraphQL", "OCaml", "OpenAL", "OpenDNS", "OpenGL", "OpenMP", "OpenSSH", "OpenSSL", "OpenStreetMap", "OpenTelemetry", "OpenType", "WebGL", "WebGL2", "WebGPU", "WebRTC", "WebSocket", "WebTransport", "WebP", "OpenExr", "YCbCr", "sRGB", "TensorFlow", "TrueType", "iOS", "macOS", "FreeBSD", "NetBSD", "OpenBSD", "TeX", "LaTeX", "BibTeX", "BibLaTeX", "MinGW", "CamelCase"]`
 
 ---
 **Affected lints:**
@@ -949,5 +949,3 @@ Whether to also emit warnings for unsafe blocks with metavariable expansions in
 ---
 **Affected lints:**
 * [`macro_metavars_in_unsafe`](https://rust-lang.github.io/rust-clippy/master/index.html#macro_metavars_in_unsafe)
-
-

clippy_config/Cargo.toml

@@ -7,7 +7,6 @@ edition = "2021"
 
 [dependencies]
 itertools = "0.12"
-rustc-semver = "1.1"
 serde = { version = "1.0", features = ["derive"] }
 toml = "0.7.3"
 

clippy_config/src/conf.rs

@@ -1,7 +1,6 @@
 use crate::msrvs::Msrv;
 use crate::types::{DisallowedPath, MacroMatcher, MatchLintBehaviour, PubUnderscoreFieldsBehaviour, Rename};
 use crate::ClippyConfiguration;
-use rustc_data_structures::fx::FxHashSet;
 use rustc_errors::Applicability;
 use rustc_session::Session;
 use rustc_span::edit_distance::edit_distance;
@@ -218,7 +217,7 @@ macro_rules! define_Conf {
 define_Conf! {
     /// Which crates to allow absolute paths from
     #[lints(absolute_paths)]
-    absolute_paths_allowed_crates: FxHashSet<String> = FxHashSet::default(),
+    absolute_paths_allowed_crates: Vec<String> = Vec::new(),
     /// The maximum number of segments a path can have before being linted, anything above this will
     /// be linted.
     #[lints(absolute_paths)]
@@ -280,12 +279,12 @@ define_Conf! {
     allowed_dotfiles: Vec<String> = Vec::default(),
     /// A list of crate names to allow duplicates of
     #[lints(multiple_crate_versions)]
-    allowed_duplicate_crates: FxHashSet<String> = FxHashSet::default(),
+    allowed_duplicate_crates: Vec<String> = Vec::new(),
     /// Allowed names below the minimum allowed characters. 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.
     #[lints(min_ident_chars)]
-    allowed_idents_below_min_chars: FxHashSet<String> =
+    allowed_idents_below_min_chars: Vec<String> =
         DEFAULT_ALLOWED_IDENTS_BELOW_MIN_CHARS.iter().map(ToString::to_string).collect(),
     /// List of prefixes to allow when determining whether an item's name ends with the module's name.
     /// If the rest of an item's name is an allowed prefix (e.g. item `ToFoo` or `to_foo` in module `foo`),
@@ -323,7 +322,7 @@ define_Conf! {
     /// 2. Paths with any segment that containing the word 'prelude'
     /// are already allowed by default.
     #[lints(wildcard_imports)]
-    allowed_wildcard_imports: FxHashSet<String> = FxHashSet::default(),
+    allowed_wildcard_imports: Vec<String> = Vec::new(),
     /// 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.
@@ -355,7 +354,7 @@ define_Conf! {
     /// arithmetic-side-effects-allowed-binary = [["SomeType" , "f32"], ["AnotherType", "*"]]
     /// ```
     #[lints(arithmetic_side_effects)]
-    arithmetic_side_effects_allowed_binary: Vec<[String; 2]> = <_>::default(),
+    arithmetic_side_effects_allowed_binary: Vec<(String, String)> = <_>::default(),
     /// Suppress checking of the passed type names in unary operations like "negation" (`-`).
     ///
     /// #### Example
@@ -431,7 +430,7 @@ define_Conf! {
     /// * `doc-valid-idents = ["ClipPy"]` would replace the default list with `["ClipPy"]`.
     /// * `doc-valid-idents = ["ClipPy", ".."]` would append `ClipPy` to the default list.
     #[lints(doc_markdown)]
-    doc_valid_idents: FxHashSet<String> = DEFAULT_DOC_VALID_IDENTS.iter().map(ToString::to_string).collect(),
+    doc_valid_idents: Vec<String> = DEFAULT_DOC_VALID_IDENTS.iter().map(ToString::to_string).collect(),
     /// Whether to apply the raw pointer heuristic to determine if a type is `Send`.
     #[lints(non_send_fields_in_send_ty)]
     enable_raw_pointer_heuristic_for_send: bool = true,
@@ -706,12 +705,12 @@ fn deserialize(file: &SourceFile) -> TryConf {
                 DEFAULT_ALLOWED_TRAITS_WITH_RENAMED_PARAMS,
             );
             // TODO: THIS SHOULD BE TESTED, this comment will be gone soon
-            if conf.conf.allowed_idents_below_min_chars.contains("..") {
+            if conf.conf.allowed_idents_below_min_chars.iter().any(|e| e == "..") {
                 conf.conf
                     .allowed_idents_below_min_chars
                     .extend(DEFAULT_ALLOWED_IDENTS_BELOW_MIN_CHARS.iter().map(ToString::to_string));
             }
-            if conf.conf.doc_valid_idents.contains("..") {
+            if conf.conf.doc_valid_idents.iter().any(|e| e == "..") {
                 conf.conf
                     .doc_valid_idents
                     .extend(DEFAULT_DOC_VALID_IDENTS.iter().map(ToString::to_string));
@@ -890,14 +889,14 @@ fn calculate_dimensions(fields: &[&str]) -> (usize, Vec<usize>) {
 
 #[cfg(test)]
 mod tests {
-    use rustc_data_structures::fx::{FxHashMap, FxHashSet};
     use serde::de::IgnoredAny;
+    use std::collections::{HashMap, HashSet};
     use std::fs;
     use walkdir::WalkDir;
 
     #[test]
     fn configs_are_tested() {
-        let mut names: FxHashSet<String> = crate::get_configuration_metadata()
+        let mut names: HashSet<String> = crate::get_configuration_metadata()
             .into_iter()
             .map(|meta| meta.name.replace('_', "-"))
             .collect();
@@ -910,7 +909,7 @@ mod tests {
         for entry in toml_files {
             let file = fs::read_to_string(entry.path()).unwrap();
             #[allow(clippy::zero_sized_map_values)]
-            if let Ok(map) = toml::from_str::<FxHashMap<String, IgnoredAny>>(&file) {
+            if let Ok(map) = toml::from_str::<HashMap<String, IgnoredAny>>(&file) {
                 for name in map.keys() {
                     names.remove(name.as_str());
                 }

clippy_config/src/lib.rs

@@ -14,7 +14,7 @@
 )]
 
 extern crate rustc_ast;
-extern crate rustc_data_structures;
+extern crate rustc_attr;
 #[allow(unused_extern_crates)]
 extern crate rustc_driver;
 extern crate rustc_errors;

clippy_config/src/msrvs.rs

@@ -1,6 +1,6 @@
 use rustc_ast::Attribute;
-use rustc_semver::RustcVersion;
-use rustc_session::Session;
+use rustc_attr::parse_version;
+use rustc_session::{RustcVersion, Session};
 use rustc_span::{sym, Symbol};
 use serde::Deserialize;
 use std::fmt;
@@ -10,14 +10,15 @@ macro_rules! msrv_aliases {
         $($name:ident),* $(,)?
     })*) => {
         $($(
-        pub const $name: RustcVersion = RustcVersion::new($major, $minor, $patch);
+        pub const $name: RustcVersion = RustcVersion { major: $major, minor :$minor, patch: $patch };
         )*)*
     };
 }
 
 // names may refer to stabilized feature flags or library items
 msrv_aliases! {
     1,81,0  { LINT_REASONS_STABILIZATION }
+    1,80,0 { BOX_INTO_ITER}
     1,77,0 { C_STR_LITERALS }
     1,76,0 { PTR_FROM_REF, OPTION_RESULT_INSPECT }
     1,71,0 { TUPLE_ARRAY_CONVERSIONS, BUILD_HASHER_HASH_ONE }
@@ -81,9 +82,9 @@ impl<'de> Deserialize<'de> for Msrv {
         D: serde::Deserializer<'de>,
     {
         let v = String::deserialize(deserializer)?;
-        RustcVersion::parse(&v)
+        parse_version(Symbol::intern(&v))
             .map(|v| Msrv { stack: vec![v] })
-            .map_err(|_| serde::de::Error::custom("not a valid Rust version"))
+            .ok_or_else(|| serde::de::Error::custom("not a valid Rust version"))
     }
 }
 
@@ -95,7 +96,7 @@ impl Msrv {
     pub fn read_cargo(&mut self, sess: &Session) {
         let cargo_msrv = std::env::var("CARGO_PKG_RUST_VERSION")
             .ok()
-            .and_then(|v| RustcVersion::parse(&v).ok());
+            .and_then(|v| parse_version(Symbol::intern(&v)));
 
         match (self.current(), cargo_msrv) {
             (None, Some(cargo_msrv)) => self.stack = vec![cargo_msrv],
@@ -115,7 +116,7 @@ impl Msrv {
     }
 
     pub fn meets(&self, required: RustcVersion) -> bool {
-        self.current().map_or(true, |version| version.meets(required))
+        self.current().map_or(true, |msrv| msrv >= required)
     }
 
     fn parse_attr(sess: &Session, attrs: &[Attribute]) -> Option<RustcVersion> {
@@ -131,7 +132,7 @@ impl Msrv {
             }
 
             if let Some(msrv) = msrv_attr.value_str() {
-                if let Ok(version) = RustcVersion::parse(msrv.as_str()) {
+                if let Some(version) = parse_version(msrv) {
                     return Some(version);
                 }
 

clippy_dev/src/main.rs

@@ -1,3 +1,4 @@
+#![feature(rustc_private)]
 // warn on lints, that are included in `rust-lang/rust`s bootstrap
 #![warn(rust_2018_idioms, unused_lifetimes)]
 

clippy_dev/src/update_lints.rs

@@ -604,7 +604,7 @@ fn gen_declared_lints<'a>(
     details.sort_unstable();
 
     let mut output = GENERATED_FILE_COMMENT.to_string();
-    output.push_str("pub(crate) static LINTS: &[&crate::LintInfo] = &[\n");
+    output.push_str("pub static LINTS: &[&crate::LintInfo] = &[\n");
 
     for (is_public, module_name, lint_name) in details {
         if !is_public {

clippy_lints/Cargo.toml

@@ -25,7 +25,6 @@ regex = { version = "1.5", optional = true }
 unicode-normalization = "0.1"
 unicode-script = { version = "0.5", default-features = false }
 semver = "1.0"
-rustc-semver = "1.1"
 url = "2.2"
 
 [dev-dependencies]