Auto merge of #13440 - flip1995:rustup, r=flip1995

Rustup

r? `@ghost`

changelog: none

Author: bors

clippy_config/src/conf.rs

@@ -1,6 +1,6 @@
+use crate::ClippyConfiguration;
 use crate::msrvs::Msrv;
 use crate::types::{DisallowedPath, MacroMatcher, MatchLintBehaviour, PubUnderscoreFieldsBehaviour, Rename};
-use crate::ClippyConfiguration;
 use rustc_errors::Applicability;
 use rustc_session::Session;
 use rustc_span::edit_distance::edit_distance;

clippy_config/src/lib.rs

@@ -26,5 +26,5 @@ mod metadata;
 pub mod msrvs;
 pub mod types;
 
-pub use conf::{get_configuration_metadata, lookup_conf_file, Conf};
+pub use conf::{Conf, get_configuration_metadata, lookup_conf_file};
 pub use metadata::ClippyConfiguration;

clippy_config/src/msrvs.rs

@@ -1,7 +1,7 @@
 use rustc_ast::Attribute;
 use rustc_attr::parse_version;
 use rustc_session::{RustcVersion, Session};
-use rustc_span::{sym, Symbol};
+use rustc_span::{Symbol, sym};
 use serde::Deserialize;
 use std::fmt;
 
@@ -17,7 +17,9 @@ macro_rules! msrv_aliases {
 
 // names may refer to stabilized feature flags or library items
 msrv_aliases! {
-    1,81,0  { LINT_REASONS_STABILIZATION }
+    1,83,0 { CONST_EXTERN_FN }
+    1,83,0 { CONST_FLOAT_BITS_CONV }
+    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 }
@@ -27,7 +29,7 @@ msrv_aliases! {
     1,68,0 { PATH_MAIN_SEPARATOR_STR }
     1,65,0 { LET_ELSE, POINTER_CAST_CONSTNESS }
     1,63,0 { CLONE_INTO }
-    1,62,0 { BOOL_THEN_SOME, DEFAULT_ENUM_ATTRIBUTE, CONST_EXTERN_FN }
+    1,62,0 { BOOL_THEN_SOME, DEFAULT_ENUM_ATTRIBUTE, CONST_EXTERN_C_FN }
     1,59,0 { THREAD_LOCAL_CONST_INIT }
     1,58,0 { FORMAT_ARGS_CAPTURE, PATTERN_TRAIT_CHAR_ARRAY, CONST_RAW_PTR_DEREF }
     1,56,0 { CONST_FN_UNION }

clippy_config/src/types.rs

@@ -1,5 +1,5 @@
 use serde::de::{self, Deserializer, Visitor};
-use serde::{ser, Deserialize, Serialize};
+use serde::{Deserialize, Serialize, ser};
 use std::fmt;
 
 #[derive(Debug, Deserialize)]

clippy_dev/src/fmt.rs

@@ -1,6 +1,6 @@
 use crate::clippy_project_root;
 use itertools::Itertools;
-use rustc_lexer::{tokenize, TokenKind};
+use rustc_lexer::{TokenKind, tokenize};
 use shell_escape::escape;
 use std::ffi::{OsStr, OsString};
 use std::ops::ControlFlow;

clippy_dev/src/new_lint.rs

@@ -441,7 +441,7 @@ fn create_lint_for_ty(lint: &LintData<'_>, enable_msrv: bool, ty: &str) -> io::R
 
 #[allow(clippy::too_many_lines)]
 fn setup_mod_file(path: &Path, lint: &LintData<'_>) -> io::Result<&'static str> {
-    use super::update_lints::{match_tokens, LintDeclSearchResult};
+    use super::update_lints::{LintDeclSearchResult, match_tokens};
     use rustc_lexer::TokenKind;
 
     let lint_name_upper = lint.name.to_uppercase();

clippy_dev/src/update_lints.rs

@@ -1,7 +1,7 @@
 use crate::clippy_project_root;
 use aho_corasick::AhoCorasickBuilder;
 use itertools::Itertools;
-use rustc_lexer::{tokenize, unescape, LiteralKind, TokenKind};
+use rustc_lexer::{LiteralKind, TokenKind, tokenize, unescape};
 use std::collections::{HashMap, HashSet};
 use std::ffi::OsStr;
 use std::fmt::{self, Write};
@@ -1048,23 +1048,17 @@ mod tests {
             Lint::new("incorrect_match", "group1", "\"abc\"", "module_name", Range::default()),
         ];
         let mut expected: HashMap<String, Vec<Lint>> = HashMap::new();
-        expected.insert(
-            "group1".to_string(),
-            vec![
-                Lint::new("should_assert_eq", "group1", "\"abc\"", "module_name", Range::default()),
-                Lint::new("incorrect_match", "group1", "\"abc\"", "module_name", Range::default()),
-            ],
-        );
-        expected.insert(
-            "group2".to_string(),
-            vec![Lint::new(
-                "should_assert_eq2",
-                "group2",
-                "\"abc\"",
-                "module_name",
-                Range::default(),
-            )],
-        );
+        expected.insert("group1".to_string(), vec![
+            Lint::new("should_assert_eq", "group1", "\"abc\"", "module_name", Range::default()),
+            Lint::new("incorrect_match", "group1", "\"abc\"", "module_name", Range::default()),
+        ]);
+        expected.insert("group2".to_string(), vec![Lint::new(
+            "should_assert_eq2",
+            "group2",
+            "\"abc\"",
+            "module_name",
+            Range::default(),
+        )]);
         assert_eq!(expected, Lint::by_lint_group(lints.into_iter()));
     }
 }

clippy_lints/src/absolute_paths.rs

@@ -3,12 +3,12 @@ use clippy_utils::diagnostics::span_lint;
 use clippy_utils::is_from_proc_macro;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_hir::def::{DefKind, Res};
-use rustc_hir::def_id::{DefId, CRATE_DEF_INDEX};
+use rustc_hir::def_id::{CRATE_DEF_INDEX, DefId};
 use rustc_hir::{HirId, ItemKind, Node, Path};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::impl_lint_pass;
-use rustc_span::symbol::kw;
 use rustc_span::Symbol;
+use rustc_span::symbol::kw;
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/almost_complete_range.rs

@@ -1,5 +1,5 @@
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::diagnostics::span_lint_and_then;
 use clippy_utils::source::{trim_span, walk_span_to_context};
 use rustc_ast::ast::{Expr, ExprKind, LitKind, Pat, PatKind, RangeEnd, RangeLimits};

clippy_lints/src/approx_const.rs

@@ -1,10 +1,10 @@
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::diagnostics::span_lint_and_help;
 use rustc_ast::ast::{FloatTy, LitFloatType, LitKind};
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
-use rustc_session::{impl_lint_pass, RustcVersion};
+use rustc_session::{RustcVersion, impl_lint_pass};
 use rustc_span::symbol;
 use std::f64::consts as f64;
 

clippy_lints/src/arc_with_non_send_sync.rs

@@ -4,8 +4,8 @@ use clippy_utils::ty::{implements_trait, is_type_diagnostic_item};
 use rustc_hir::{Expr, ExprKind, QPath};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
-use rustc_middle::ty::print::with_forced_trimmed_paths;
 use rustc_middle::ty::GenericArgKind;
+use rustc_middle::ty::print::with_forced_trimmed_paths;
 use rustc_session::declare_lint_pass;
 use rustc_span::symbol::sym;
 

clippy_lints/src/assertions_on_constants.rs

@@ -1,7 +1,7 @@
 use clippy_utils::consts::{ConstEvalCtxt, Constant};
 use clippy_utils::diagnostics::span_lint_and_help;
 use clippy_utils::is_inside_always_const_context;
-use clippy_utils::macros::{find_assert_args, root_macro_call_first_node, PanicExpn};
+use clippy_utils::macros::{PanicExpn, find_assert_args, root_macro_call_first_node};
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_session::declare_lint_pass;

clippy_lints/src/assertions_on_result_states.rs

@@ -1,5 +1,5 @@
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::macros::{find_assert_args, root_macro_call_first_node, PanicExpn};
+use clippy_utils::macros::{PanicExpn, find_assert_args, root_macro_call_first_node};
 use clippy_utils::source::snippet_with_context;
 use clippy_utils::ty::{has_debug_impl, is_copy, is_type_diagnostic_item};
 use clippy_utils::usage::local_used_after_expr;

clippy_lints/src/assigning_clones.rs

@@ -1,7 +1,7 @@
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::mir::{enclosing_mir, PossibleBorrowerMap};
+use clippy_utils::mir::{PossibleBorrowerMap, enclosing_mir};
 use clippy_utils::sugg::Sugg;
 use clippy_utils::{is_diag_trait_item, is_in_test, last_path_segment, local_is_initialized, path_to_local};
 use rustc_errors::Applicability;

clippy_lints/src/attrs/allow_attributes_without_reason.rs

@@ -1,4 +1,4 @@
-use super::{Attribute, ALLOW_ATTRIBUTES_WITHOUT_REASON};
+use super::{ALLOW_ATTRIBUTES_WITHOUT_REASON, Attribute};
 use clippy_utils::diagnostics::span_lint_and_then;
 use clippy_utils::is_from_proc_macro;
 use rustc_ast::{MetaItemKind, NestedMetaItem};

clippy_lints/src/attrs/blanket_clippy_restriction_lints.rs

@@ -1,10 +1,10 @@
-use super::utils::extract_clippy_lint;
 use super::BLANKET_CLIPPY_RESTRICTION_LINTS;
+use super::utils::extract_clippy_lint;
 use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_then};
 use rustc_ast::NestedMetaItem;
 use rustc_lint::{LateContext, Level, LintContext};
 use rustc_span::symbol::Symbol;
-use rustc_span::{sym, DUMMY_SP};
+use rustc_span::{DUMMY_SP, sym};
 
 pub(super) fn check(cx: &LateContext<'_>, name: Symbol, items: &[NestedMetaItem]) {
     for lint in items {

clippy_lints/src/attrs/deprecated_cfg_attr.rs

@@ -1,4 +1,4 @@
-use super::{unnecessary_clippy_cfg, Attribute, DEPRECATED_CFG_ATTR, DEPRECATED_CLIPPY_CFG_ATTR};
+use super::{Attribute, DEPRECATED_CFG_ATTR, DEPRECATED_CLIPPY_CFG_ATTR, unnecessary_clippy_cfg};
 use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::diagnostics::span_lint_and_sugg;
 use rustc_ast::AttrStyle;

clippy_lints/src/attrs/duplicated_attributes.rs

@@ -3,7 +3,7 @@ use clippy_utils::diagnostics::span_lint_and_then;
 use rustc_ast::{Attribute, MetaItem};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_lint::LateContext;
-use rustc_span::{sym, Span};
+use rustc_span::{Span, sym};
 use std::collections::hash_map::Entry;
 
 fn emit_if_duplicated(

clippy_lints/src/attrs/inline_always.rs

@@ -1,10 +1,10 @@
-use super::utils::is_word;
 use super::INLINE_ALWAYS;
+use super::utils::is_word;
 use clippy_utils::diagnostics::span_lint;
 use rustc_ast::Attribute;
 use rustc_lint::LateContext;
 use rustc_span::symbol::Symbol;
-use rustc_span::{sym, Span};
+use rustc_span::{Span, sym};
 
 pub(super) fn check(cx: &LateContext<'_>, span: Span, name: Symbol, attrs: &[Attribute]) {
     if span.from_expansion() {

clippy_lints/src/attrs/mod.rs

@@ -12,8 +12,8 @@ mod unnecessary_clippy_cfg;
 mod useless_attribute;
 mod utils;
 
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use rustc_ast::{Attribute, MetaItemKind, NestedMetaItem};
 use rustc_hir::{ImplItem, Item, ItemKind, TraitItem};
 use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass};

clippy_lints/src/attrs/useless_attribute.rs

@@ -1,7 +1,7 @@
 use super::utils::{extract_clippy_lint, is_lint_level, is_word};
 use super::{Attribute, USELESS_ATTRIBUTE};
 use clippy_utils::diagnostics::span_lint_and_then;
-use clippy_utils::source::{first_line_of_span, SpanRangeExt};
+use clippy_utils::source::{SpanRangeExt, first_line_of_span};
 use rustc_ast::NestedMetaItem;
 use rustc_errors::Applicability;
 use rustc_hir::{Item, ItemKind};

clippy_lints/src/await_holding_invalid.rs

@@ -7,7 +7,7 @@ use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::mir::CoroutineLayout;
 use rustc_middle::ty::TyCtxt;
 use rustc_session::impl_lint_pass;
-use rustc_span::{sym, Span};
+use rustc_span::{Span, sym};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/booleans.rs

@@ -4,12 +4,12 @@ use clippy_utils::source::SpanRangeExt;
 use clippy_utils::ty::{implements_trait, is_type_diagnostic_item};
 use rustc_ast::ast::LitKind;
 use rustc_errors::Applicability;
-use rustc_hir::intravisit::{walk_expr, FnKind, Visitor};
+use rustc_hir::intravisit::{FnKind, Visitor, walk_expr};
 use rustc_hir::{BinOpKind, Body, Expr, ExprKind, FnDecl, UnOp};
 use rustc_lint::{LateContext, LateLintPass, Level};
 use rustc_session::declare_lint_pass;
 use rustc_span::def_id::LocalDefId;
-use rustc_span::{sym, Span};
+use rustc_span::{Span, sym};
 
 declare_clippy_lint! {
     /// ### What it does

clippy_lints/src/box_default.rs

@@ -4,7 +4,7 @@ use clippy_utils::ty::expr_sig;
 use clippy_utils::{is_default_equivalent, path_def_id};
 use rustc_errors::Applicability;
 use rustc_hir::def::Res;
-use rustc_hir::intravisit::{walk_ty, Visitor};
+use rustc_hir::intravisit::{Visitor, walk_ty};
 use rustc_hir::{Block, Expr, ExprKind, LetStmt, Node, QPath, Ty, TyKind};
 use rustc_lint::{LateContext, LateLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;

clippy_lints/src/cargo/lint_groups_priority.rs

@@ -2,7 +2,7 @@ use super::LINT_GROUPS_PRIORITY;
 use clippy_utils::diagnostics::span_lint_and_then;
 use rustc_data_structures::fx::FxHashSet;
 use rustc_errors::Applicability;
-use rustc_lint::{unerased_lint_store, LateContext};
+use rustc_lint::{LateContext, unerased_lint_store};
 use rustc_span::{BytePos, Pos, SourceFile, Span, SyntaxContext};
 use serde::{Deserialize, Serialize};
 use std::collections::BTreeMap;

clippy_lints/src/casts/cast_lossless.rs

@@ -10,7 +10,7 @@ use rustc_lint::LateContext;
 use rustc_middle::ty::{self, FloatTy, Ty};
 use rustc_span::hygiene;
 
-use super::{utils, CAST_LOSSLESS};
+use super::{CAST_LOSSLESS, utils};
 
 pub(super) fn check(
     cx: &LateContext<'_>,

clippy_lints/src/casts/cast_possible_truncation.rs

@@ -12,7 +12,7 @@ use rustc_middle::ty::{self, FloatTy, Ty};
 use rustc_span::Span;
 use rustc_target::abi::IntegerType;
 
-use super::{utils, CAST_ENUM_TRUNCATION, CAST_POSSIBLE_TRUNCATION};
+use super::{CAST_ENUM_TRUNCATION, CAST_POSSIBLE_TRUNCATION, utils};
 
 fn constant_int(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<u128> {
     if let Some(Constant::Int(c)) = ConstEvalCtxt::new(cx).eval(expr) {

clippy_lints/src/casts/cast_possible_wrap.rs

@@ -3,7 +3,7 @@ use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::Ty;
 
-use super::{utils, CAST_POSSIBLE_WRAP};
+use super::{CAST_POSSIBLE_WRAP, utils};
 
 // this should be kept in sync with the allowed bit widths of `usize` and `isize`
 const ALLOWED_POINTER_SIZES: [u64; 3] = [16, 32, 64];

clippy_lints/src/casts/cast_precision_loss.rs

@@ -4,7 +4,7 @@ use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, FloatTy, Ty};
 
-use super::{utils, CAST_PRECISION_LOSS};
+use super::{CAST_PRECISION_LOSS, utils};
 
 pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>) {
     if !cast_from.is_integral() || cast_to.is_integral() {

clippy_lints/src/casts/cast_sign_loss.rs

@@ -3,7 +3,7 @@ use std::ops::ControlFlow;
 
 use clippy_utils::consts::{ConstEvalCtxt, Constant};
 use clippy_utils::diagnostics::span_lint;
-use clippy_utils::visitors::{for_each_expr_without_closures, Descend};
+use clippy_utils::visitors::{Descend, for_each_expr_without_closures};
 use clippy_utils::{method_chain_args, sext};
 use rustc_hir::{BinOpKind, Expr, ExprKind};
 use rustc_lint::LateContext;

clippy_lints/src/casts/fn_to_numeric_cast.rs

@@ -5,7 +5,7 @@ use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty, UintTy};
 
-use super::{utils, FN_TO_NUMERIC_CAST};
+use super::{FN_TO_NUMERIC_CAST, utils};
 
 pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_expr: &Expr<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>) {
     // We only want to check casts to `ty::Uint` or `ty::Int`

clippy_lints/src/casts/fn_to_numeric_cast_with_truncation.rs

@@ -5,7 +5,7 @@ use rustc_hir::Expr;
 use rustc_lint::LateContext;
 use rustc_middle::ty::{self, Ty};
 
-use super::{utils, FN_TO_NUMERIC_CAST_WITH_TRUNCATION};
+use super::{FN_TO_NUMERIC_CAST_WITH_TRUNCATION, utils};
 
 pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, cast_expr: &Expr<'_>, cast_from: Ty<'_>, cast_to: Ty<'_>) {
     // We only want to check casts to `ty::Uint` or `ty::Int`

clippy_lints/src/casts/mod.rs

@@ -23,8 +23,8 @@ mod unnecessary_cast;
 mod utils;
 mod zero_ptr;
 
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::is_hir_ty_cfg_dependant;
 use rustc_hir::{Expr, ExprKind};
 use rustc_lint::{LateContext, LateLintPass, LintContext};

clippy_lints/src/casts/ref_as_ptr.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::span_lint_and_sugg;
 use clippy_utils::source::snippet_with_applicability;
 use clippy_utils::sugg::Sugg;
-use clippy_utils::{expr_use_ctxt, is_no_std_crate, ExprUseNode};
+use clippy_utils::{ExprUseNode, expr_use_ctxt, is_no_std_crate};
 use rustc_errors::Applicability;
 use rustc_hir::{Expr, Mutability, Ty, TyKind};
 use rustc_lint::LateContext;

clippy_lints/src/casts/unnecessary_cast.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::span_lint_and_sugg;
 use clippy_utils::numeric_literal::NumericLiteral;
-use clippy_utils::source::{snippet_opt, SpanRangeExt};
-use clippy_utils::visitors::{for_each_expr_without_closures, Visitable};
+use clippy_utils::source::{SpanRangeExt, snippet_opt};
+use clippy_utils::visitors::{Visitable, for_each_expr_without_closures};
 use clippy_utils::{get_parent_expr, is_hir_ty_cfg_dependant, is_ty_alias, path_to_local};
 use rustc_ast::{LitFloatType, LitIntType, LitKind};
 use rustc_errors::Applicability;

clippy_lints/src/casts/utils.rs

@@ -1,4 +1,4 @@
-use clippy_utils::ty::{read_explicit_enum_value, EnumValue};
+use clippy_utils::ty::{EnumValue, read_explicit_enum_value};
 use rustc_middle::ty::{self, AdtDef, IntTy, Ty, TyCtxt, UintTy, VariantDiscr};
 
 /// Returns the size in bits of an integral type.

clippy_lints/src/checked_conversions.rs

@@ -1,8 +1,8 @@
-use clippy_config::msrvs::{self, Msrv};
 use clippy_config::Conf;
+use clippy_config::msrvs::{self, Msrv};
 use clippy_utils::diagnostics::span_lint_and_sugg;
 use clippy_utils::source::snippet_with_applicability;
-use clippy_utils::{is_in_const_context, is_integer_literal, SpanlessEq};
+use clippy_utils::{SpanlessEq, is_in_const_context, is_integer_literal};
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, QPath, TyKind};
 use rustc_lint::{LateContext, LateLintPass, LintContext};