diff options
| author | bors <bors@rust-lang.org> | 2022-01-27 13:48:23 +0000 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2022-01-27 13:48:23 +0000 |
| commit | a98e7ab8b94485be6bd03e0c6b8682ecab5b52e6 (patch) | |
| tree | f27400417133d522c32c3e1e8f6f1b52cb3f5273 | |
| parent | ea4db3a6c6fdd30abb0b746f7a68d403a07d24bf (diff) | |
| parent | b96e76869d11df8bbbae37b9aa4edd842aecef7a (diff) | |
| download | rust-a98e7ab8b94485be6bd03e0c6b8682ecab5b52e6.tar.gz rust-a98e7ab8b94485be6bd03e0c6b8682ecab5b52e6.zip | |
Auto merge of #8359 - flip1995:rustup, r=flip1995
Rustup r? `@ghost` changelog: none
166 files changed, 479 insertions, 795 deletions
diff --git a/clippy_lints/src/approx_const.rs b/clippy_lints/src/approx_const.rs index 5061c9d1eaf..e109ee0009e 100644 --- a/clippy_lints/src/approx_const.rs +++ b/clippy_lints/src/approx_const.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_help; use clippy_utils::{meets_msrv, msrvs}; use rustc_ast::ast::{FloatTy, LitFloatType, LitKind}; use rustc_hir::{Expr, ExprKind}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::symbol; diff --git a/clippy_lints/src/as_conversions.rs b/clippy_lints/src/as_conversions.rs index 53704da1046..88b91d58907 100644 --- a/clippy_lints/src/as_conversions.rs +++ b/clippy_lints/src/as_conversions.rs @@ -1,6 +1,6 @@ use clippy_utils::diagnostics::span_lint_and_help; use rustc_ast::ast::{Expr, ExprKind}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -48,7 +48,7 @@ declare_lint_pass!(AsConversions => [AS_CONVERSIONS]); impl EarlyLintPass for AsConversions { fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } diff --git a/clippy_lints/src/assign_ops.rs b/clippy_lints/src/assign_ops.rs index e16f4369da9..12c1bddf79d 100644 --- a/clippy_lints/src/assign_ops.rs +++ b/clippy_lints/src/assign_ops.rs @@ -6,9 +6,8 @@ use clippy_utils::{eq_expr_value, trait_ref_of_method}; use if_chain::if_chain; use rustc_errors::Applicability; use rustc_hir as hir; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; declare_clippy_lint! { @@ -220,8 +219,6 @@ struct ExprVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for ExprVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { if eq_expr_value(self.cx, self.assignee, expr) { self.counter += 1; @@ -229,7 +226,4 @@ impl<'a, 'tcx> Visitor<'tcx> for ExprVisitor<'a, 'tcx> { walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/blocks_in_if_conditions.rs b/clippy_lints/src/blocks_in_if_conditions.rs index 475fdb440d4..c4956bacf43 100644 --- a/clippy_lints/src/blocks_in_if_conditions.rs +++ b/clippy_lints/src/blocks_in_if_conditions.rs @@ -5,10 +5,9 @@ use clippy_utils::ty::implements_trait; use clippy_utils::{differing_macro_contexts, get_parent_expr}; use if_chain::if_chain; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{BlockCheckMode, Expr, ExprKind}; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::sym; @@ -55,14 +54,12 @@ struct ExVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for ExVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { if let ExprKind::Closure(_, _, eid, _, _) = expr.kind { // do not lint if the closure is called using an iterator (see #1141) if_chain! { if let Some(parent) = get_parent_expr(self.cx, expr); - if let ExprKind::MethodCall(_, _, [self_arg, ..], _) = &parent.kind; + if let ExprKind::MethodCall(_, [self_arg, ..], _) = &parent.kind; let caller = self.cx.typeck_results().expr_ty(self_arg); if let Some(iter_id) = self.cx.tcx.get_diagnostic_item(sym::Iterator); if implements_trait(self.cx, caller, iter_id, &[]); @@ -82,9 +79,6 @@ impl<'a, 'tcx> Visitor<'tcx> for ExVisitor<'a, 'tcx> { } walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } const BRACED_EXPR_MESSAGE: &str = "omit braces around single expression condition"; diff --git a/clippy_lints/src/booleans.rs b/clippy_lints/src/booleans.rs index 43ad0f7605c..f7449c8dc72 100644 --- a/clippy_lints/src/booleans.rs +++ b/clippy_lints/src/booleans.rs @@ -5,10 +5,9 @@ use clippy_utils::{eq_expr_value, get_trait_def_id, paths}; use if_chain::if_chain; use rustc_ast::ast::LitKind; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, FnKind, Visitor}; use rustc_hir::{BinOpKind, Body, Expr, ExprKind, FnDecl, HirId, UnOp}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; use rustc_span::sym; @@ -260,7 +259,7 @@ fn simplify_not(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<String> { )) }) }, - ExprKind::MethodCall(path, _, args, _) if args.len() == 1 => { + ExprKind::MethodCall(path, args, _) if args.len() == 1 => { let type_of_receiver = cx.typeck_results().expr_ty(&args[0]); if !is_type_diagnostic_item(cx, type_of_receiver, sym::Option) && !is_type_diagnostic_item(cx, type_of_receiver, sym::Result) @@ -452,8 +451,6 @@ impl<'a, 'tcx> NonminimalBoolVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for NonminimalBoolVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if !e.span.from_expansion() { match &e.kind { @@ -470,9 +467,6 @@ impl<'a, 'tcx> Visitor<'tcx> for NonminimalBoolVisitor<'a, 'tcx> { } walk_expr(self, e); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } fn implements_ord<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>) -> bool { @@ -485,8 +479,6 @@ struct NotSimplificationVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for NotSimplificationVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if let ExprKind::Unary(UnOp::Not, inner) = &expr.kind { if let Some(suggestion) = simplify_not(self.cx, inner) { @@ -504,7 +496,4 @@ impl<'a, 'tcx> Visitor<'tcx> for NotSimplificationVisitor<'a, 'tcx> { walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/borrow_as_ptr.rs b/clippy_lints/src/borrow_as_ptr.rs index 265cdeab094..9f8eb488c29 100644 --- a/clippy_lints/src/borrow_as_ptr.rs +++ b/clippy_lints/src/borrow_as_ptr.rs @@ -5,7 +5,7 @@ use clippy_utils::{meets_msrv, msrvs}; use if_chain::if_chain; use rustc_errors::Applicability; use rustc_hir::{BorrowKind, Expr, ExprKind, Mutability, TyKind}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; diff --git a/clippy_lints/src/bytecount.rs b/clippy_lints/src/bytecount.rs index 92336a54e27..02d97bf43df 100644 --- a/clippy_lints/src/bytecount.rs +++ b/clippy_lints/src/bytecount.rs @@ -41,9 +41,9 @@ declare_lint_pass!(ByteCount => [NAIVE_BYTECOUNT]); impl<'tcx> LateLintPass<'tcx> for ByteCount { fn check_expr(&mut self, cx: &LateContext<'_>, expr: &Expr<'_>) { if_chain! { - if let ExprKind::MethodCall(count, _, [count_recv], _) = expr.kind; + if let ExprKind::MethodCall(count, [count_recv], _) = expr.kind; if count.ident.name == sym::count; - if let ExprKind::MethodCall(filter, _, [filter_recv, filter_arg], _) = count_recv.kind; + if let ExprKind::MethodCall(filter, [filter_recv, filter_arg], _) = count_recv.kind; if filter.ident.name == sym!(filter); if let ExprKind::Closure(_, _, body_id, _, _) = filter_arg.kind; let body = cx.tcx.hir().body(body_id); @@ -68,7 +68,7 @@ impl<'tcx> LateLintPass<'tcx> for ByteCount { if ty::Uint(UintTy::U8) == *cx.typeck_results().expr_ty(needle).peel_refs().kind(); if !is_local_used(cx, needle, arg_id); then { - let haystack = if let ExprKind::MethodCall(path, _, args, _) = + let haystack = if let ExprKind::MethodCall(path, args, _) = filter_recv.kind { let p = path.ident.name; if (p == sym::iter || p == sym!(iter_mut)) && args.len() == 1 { diff --git a/clippy_lints/src/case_sensitive_file_extension_comparisons.rs b/clippy_lints/src/case_sensitive_file_extension_comparisons.rs index e8f39cd3709..e71f110820c 100644 --- a/clippy_lints/src/case_sensitive_file_extension_comparisons.rs +++ b/clippy_lints/src/case_sensitive_file_extension_comparisons.rs @@ -37,7 +37,7 @@ declare_lint_pass!(CaseSensitiveFileExtensionComparisons => [CASE_SENSITIVE_FILE fn check_case_sensitive_file_extension_comparison(ctx: &LateContext<'_>, expr: &Expr<'_>) -> Option<Span> { if_chain! { - if let ExprKind::MethodCall(PathSegment { ident, .. }, _, [obj, extension, ..], span) = expr.kind; + if let ExprKind::MethodCall(PathSegment { ident, .. }, [obj, extension, ..], span) = expr.kind; if ident.as_str() == "ends_with"; if let ExprKind::Lit(Spanned { node: LitKind::Str(ext_literal, ..), ..}) = extension.kind; if (2..=6).contains(&ext_literal.as_str().len()); diff --git a/clippy_lints/src/casts/cast_possible_truncation.rs b/clippy_lints/src/casts/cast_possible_truncation.rs index 4af412ccaf3..ea74d5acbda 100644 --- a/clippy_lints/src/casts/cast_possible_truncation.rs +++ b/clippy_lints/src/casts/cast_possible_truncation.rs @@ -43,7 +43,7 @@ fn apply_reductions(cx: &LateContext<'_>, nbits: u64, expr: &Expr<'_>, signed: b }, _ => nbits, }, - ExprKind::MethodCall(method, _, [left, right], _) => { + ExprKind::MethodCall(method, [left, right], _) => { if signed { return nbits; } @@ -54,7 +54,7 @@ fn apply_reductions(cx: &LateContext<'_>, nbits: u64, expr: &Expr<'_>, signed: b }; apply_reductions(cx, nbits, left, signed).min(max_bits.unwrap_or(u64::max_value())) }, - ExprKind::MethodCall(method, _, [_, lo, hi], _) => { + ExprKind::MethodCall(method, [_, lo, hi], _) => { if method.ident.as_str() == "clamp" { //FIXME: make this a diagnostic item if let (Some(lo_bits), Some(hi_bits)) = (get_constant_bits(cx, lo), get_constant_bits(cx, hi)) { @@ -63,7 +63,7 @@ fn apply_reductions(cx: &LateContext<'_>, nbits: u64, expr: &Expr<'_>, signed: b } nbits }, - ExprKind::MethodCall(method, _, [_value], _) => { + ExprKind::MethodCall(method, [_value], _) => { if method.ident.name.as_str() == "signum" { 0 // do not lint if cast comes from a `signum` function } else { diff --git a/clippy_lints/src/casts/cast_ptr_alignment.rs b/clippy_lints/src/casts/cast_ptr_alignment.rs index b9de5510455..079b7ff0675 100644 --- a/clippy_lints/src/casts/cast_ptr_alignment.rs +++ b/clippy_lints/src/casts/cast_ptr_alignment.rs @@ -19,7 +19,7 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>) { cx.typeck_results().expr_ty(expr), ); lint_cast_ptr_alignment(cx, expr, cast_from, cast_to); - } else if let ExprKind::MethodCall(method_path, _, [self_arg, ..], _) = &expr.kind { + } else if let ExprKind::MethodCall(method_path, [self_arg, ..], _) = &expr.kind { if_chain! { if method_path.ident.name == sym!(cast); if let Some(generic_args) = method_path.args; diff --git a/clippy_lints/src/casts/cast_sign_loss.rs b/clippy_lints/src/casts/cast_sign_loss.rs index c9c111a2847..75f70b77ed4 100644 --- a/clippy_lints/src/casts/cast_sign_loss.rs +++ b/clippy_lints/src/casts/cast_sign_loss.rs @@ -41,14 +41,14 @@ fn should_lint(cx: &LateContext<'_>, cast_op: &Expr<'_>, cast_from: Ty<'_>, cast } // Don't lint for the result of methods that always return non-negative values. - if let ExprKind::MethodCall(path, _, _, _) = cast_op.kind { + if let ExprKind::MethodCall(path, _, _) = cast_op.kind { let mut method_name = path.ident.name.as_str(); let allowed_methods = ["abs", "checked_abs", "rem_euclid", "checked_rem_euclid"]; if_chain! { if method_name == "unwrap"; if let Some(arglist) = method_chain_args(cast_op, &["unwrap"]); - if let ExprKind::MethodCall(inner_path, _, _, _) = &arglist[0][0].kind; + if let ExprKind::MethodCall(inner_path, _, _) = &arglist[0][0].kind; then { method_name = inner_path.ident.name.as_str(); } diff --git a/clippy_lints/src/cognitive_complexity.rs b/clippy_lints/src/cognitive_complexity.rs index 84a2373efe1..85f95237549 100644 --- a/clippy_lints/src/cognitive_complexity.rs +++ b/clippy_lints/src/cognitive_complexity.rs @@ -5,10 +5,9 @@ use clippy_utils::source::snippet_opt; use clippy_utils::ty::is_type_diagnostic_item; use clippy_utils::LimitStack; use rustc_ast::ast::Attribute; -use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, FnKind, Visitor}; use rustc_hir::{Body, Expr, ExprKind, FnDecl, HirId}; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::source_map::Span; use rustc_span::{sym, BytePos}; @@ -149,8 +148,6 @@ struct CcHelper { } impl<'tcx> Visitor<'tcx> for CcHelper { - type Map = Map<'tcx>; - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { walk_expr(self, e); match e.kind { @@ -167,7 +164,4 @@ impl<'tcx> Visitor<'tcx> for CcHelper { _ => {}, } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/copies.rs b/clippy_lints/src/copies.rs index f44d370a8fd..8b79f1600ae 100644 --- a/clippy_lints/src/copies.rs +++ b/clippy_lints/src/copies.rs @@ -7,10 +7,10 @@ use clippy_utils::{ use if_chain::if_chain; use rustc_data_structures::fx::FxHashSet; use rustc_errors::{Applicability, DiagnosticBuilder}; -use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::{Block, Expr, ExprKind, HirId}; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::{source_map::Span, symbol::Symbol, BytePos}; use std::borrow::Cow; @@ -566,10 +566,10 @@ impl<'a, 'tcx> UsedValueFinderVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for UsedValueFinderVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::All; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_local(&mut self, l: &'tcx rustc_hir::Local<'tcx>) { diff --git a/clippy_lints/src/default_numeric_fallback.rs b/clippy_lints/src/default_numeric_fallback.rs index 66b5f49817d..fb201d2c012 100644 --- a/clippy_lints/src/default_numeric_fallback.rs +++ b/clippy_lints/src/default_numeric_fallback.rs @@ -5,12 +5,11 @@ use if_chain::if_chain; use rustc_ast::ast::{LitFloatType, LitIntType, LitKind}; use rustc_errors::Applicability; use rustc_hir::{ - intravisit::{walk_expr, walk_stmt, NestedVisitorMap, Visitor}, + intravisit::{walk_expr, walk_stmt, Visitor}, Body, Expr, ExprKind, HirId, Lit, Stmt, StmtKind, }; use rustc_lint::{LateContext, LateLintPass, LintContext}; use rustc_middle::{ - hir::map::Map, lint::in_external_macro, ty::{self, FloatTy, IntTy, PolyFnSig, Ty}, }; @@ -117,8 +116,6 @@ impl<'a, 'tcx> NumericFallbackVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for NumericFallbackVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - #[allow(clippy::too_many_lines)] fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { match &expr.kind { @@ -134,7 +131,7 @@ impl<'a, 'tcx> Visitor<'tcx> for NumericFallbackVisitor<'a, 'tcx> { } }, - ExprKind::MethodCall(_, _, args, _) => { + ExprKind::MethodCall(_, args, _) => { if let Some(def_id) = self.cx.typeck_results().type_dependent_def_id(expr.hir_id) { let fn_sig = self.cx.tcx.fn_sig(def_id).skip_binder(); for (expr, bound) in iter::zip(*args, fn_sig.inputs()) { @@ -209,10 +206,6 @@ impl<'a, 'tcx> Visitor<'tcx> for NumericFallbackVisitor<'a, 'tcx> { walk_stmt(self, stmt); self.ty_bounds.pop(); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } fn fn_sig_opt<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<PolyFnSig<'tcx>> { diff --git a/clippy_lints/src/dereference.rs b/clippy_lints/src/dereference.rs index 70f45646596..c0adab790f0 100644 --- a/clippy_lints/src/dereference.rs +++ b/clippy_lints/src/dereference.rs @@ -420,7 +420,7 @@ fn try_parse_ref_op<'tcx>( expr: &'tcx Expr<'_>, ) -> Option<(RefOp, &'tcx Expr<'tcx>)> { let (def_id, arg) = match expr.kind { - ExprKind::MethodCall(_, _, [arg], _) => (typeck.type_dependent_def_id(expr.hir_id)?, arg), + ExprKind::MethodCall(_, [arg], _) => (typeck.type_dependent_def_id(expr.hir_id)?, arg), ExprKind::Call( Expr { kind: ExprKind::Path(path), @@ -467,7 +467,7 @@ fn is_linted_explicit_deref_position(parent: Option<Node<'_>>, child_id: HirId, match parent.kind { // Leave deref calls in the middle of a method chain. // e.g. x.deref().foo() - ExprKind::MethodCall(_, _, [self_arg, ..], _) if self_arg.hir_id == child_id => false, + ExprKind::MethodCall(_, [self_arg, ..], _) if self_arg.hir_id == child_id => false, // Leave deref calls resulting in a called function // e.g. (x.deref())() @@ -508,7 +508,6 @@ fn is_linted_explicit_deref_position(parent: Option<Node<'_>>, child_id: HirId, | ExprKind::Continue(..) | ExprKind::Ret(..) | ExprKind::InlineAsm(..) - | ExprKind::LlvmInlineAsm(..) | ExprKind::Struct(..) | ExprKind::Repeat(..) | ExprKind::Yield(..) => true, @@ -529,7 +528,7 @@ fn is_auto_reborrow_position(parent: Option<Node<'_>>) -> bool { fn is_auto_borrow_position(parent: Option<Node<'_>>, child_id: HirId) -> bool { if let Some(Node::Expr(parent)) = parent { match parent.kind { - ExprKind::MethodCall(_, _, [self_arg, ..], _) => self_arg.hir_id == child_id, + ExprKind::MethodCall(_, [self_arg, ..], _) => self_arg.hir_id == child_id, ExprKind::Field(..) => true, ExprKind::Call(f, _) => f.hir_id == child_id, _ => false, diff --git a/clippy_lints/src/derive.rs b/clippy_lints/src/derive.rs index 097cb65f56e..6d3df260ca2 100644 --- a/clippy_lints/src/derive.rs +++ b/clippy_lints/src/derive.rs @@ -3,12 +3,12 @@ use clippy_utils::paths; use clippy_utils::ty::{implements_trait, is_copy}; use clippy_utils::{get_trait_def_id, is_automatically_derived, is_lint_allowed, match_def_path}; use if_chain::if_chain; -use rustc_hir::intravisit::{walk_expr, walk_fn, walk_item, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, walk_fn, walk_item, FnKind, Visitor}; use rustc_hir::{ BlockCheckMode, BodyId, Expr, ExprKind, FnDecl, HirId, Impl, Item, ItemKind, TraitRef, UnsafeSource, Unsafety, }; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty::{self, Ty}; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; @@ -382,7 +382,7 @@ struct UnsafeVisitor<'a, 'tcx> { } impl<'tcx> Visitor<'tcx> for UnsafeVisitor<'_, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::All; fn visit_fn(&mut self, kind: FnKind<'tcx>, decl: &'tcx FnDecl<'_>, body_id: BodyId, span: Span, id: HirId) { if self.has_unsafe { @@ -414,7 +414,7 @@ impl<'tcx> Visitor<'tcx> for UnsafeVisitor<'_, 'tcx> { walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/disallowed_script_idents.rs b/clippy_lints/src/disallowed_script_idents.rs index 3c3f3631849..0c27c3f9255 100644 --- a/clippy_lints/src/disallowed_script_idents.rs +++ b/clippy_lints/src/disallowed_script_idents.rs @@ -1,7 +1,7 @@ use clippy_utils::diagnostics::span_lint; use rustc_ast::ast; use rustc_data_structures::fx::FxHashSet; -use rustc_lint::{EarlyContext, EarlyLintPass, Level}; +use rustc_lint::{EarlyContext, EarlyLintPass, Level, LintContext}; use rustc_session::{declare_tool_lint, impl_lint_pass}; use unicode_script::{Script, UnicodeScript}; @@ -72,7 +72,7 @@ impl EarlyLintPass for DisallowedScriptIdents { return; } - let symbols = cx.sess.parse_sess.symbol_gallery.symbols.lock(); + let symbols = cx.sess().parse_sess.symbol_gallery.symbols.lock(); // Sort by `Span` so that error messages make sense with respect to the // order of identifier locations in the code. let mut symbols: Vec<_> = symbols.iter().collect(); diff --git a/clippy_lints/src/doc.rs b/clippy_lints/src/doc.rs index cb7d5ac7394..a00361e6062 100644 --- a/clippy_lints/src/doc.rs +++ b/clippy_lints/src/doc.rs @@ -13,10 +13,10 @@ use rustc_data_structures::sync::Lrc; use rustc_errors::emitter::EmitterWriter; use rustc_errors::{Applicability, Handler, SuggestionStyle}; use rustc_hir as hir; -use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::{AnonConst, Expr}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::lint::in_external_macro; use rustc_middle::ty; use rustc_parse::maybe_new_parser_from_source_str; @@ -799,7 +799,7 @@ struct FindPanicUnwrap<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for FindPanicUnwrap<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if self.panic_span.is_some() { @@ -834,7 +834,7 @@ impl<'a, 'tcx> Visitor<'tcx> for FindPanicUnwrap<'a, 'tcx> { // Panics in const blocks will cause compilation to fail. fn visit_anon_const(&mut self, _: &'tcx AnonConst) {} - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/duration_subsec.rs b/clippy_lints/src/duration_subsec.rs index 50dd0d84fda..24e32c09f44 100644 --- a/clippy_lints/src/duration_subsec.rs +++ b/clippy_lints/src/duration_subsec.rs @@ -45,7 +45,7 @@ impl<'tcx> LateLintPass<'tcx> for DurationSubsec { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if_chain! { if let ExprKind::Binary(Spanned { node: BinOpKind::Div, .. }, left, right) = expr.kind; - if let ExprKind::MethodCall(method_path, _ , args, _) = left.kind; + if let ExprKind::MethodCall(method_path, args, _) = left.kind; if match_type(cx, cx.typeck_results().expr_ty(&args[0]).peel_refs(), &paths::DURATION); if let Some((Constant::Int(divisor), _)) = constant(cx, cx.typeck_results(), right); then { diff --git a/clippy_lints/src/else_if_without_else.rs b/clippy_lints/src/else_if_without_else.rs index 92c56c762aa..0b9f54231c5 100644 --- a/clippy_lints/src/else_if_without_else.rs +++ b/clippy_lints/src/else_if_without_else.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_help; use rustc_ast::ast::{Expr, ExprKind}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -50,7 +50,7 @@ declare_lint_pass!(ElseIfWithoutElse => [ELSE_IF_WITHOUT_ELSE]); impl EarlyLintPass for ElseIfWithoutElse { fn check_expr(&mut self, cx: &EarlyContext<'_>, mut item: &Expr) { - if in_external_macro(cx.sess, item.span) { + if in_external_macro(cx.sess(), item.span) { return; } diff --git a/clippy_lints/src/entry.rs b/clippy_lints/src/entry.rs index 3ce239273e2..1ae2e20c1e0 100644 --- a/clippy_lints/src/entry.rs +++ b/clippy_lints/src/entry.rs @@ -10,7 +10,7 @@ use core::fmt::Write; use rustc_errors::Applicability; use rustc_hir::{ hir_id::HirIdSet, - intravisit::{walk_expr, ErasedMap, NestedVisitorMap, Visitor}, + intravisit::{walk_expr, Visitor}, Block, Expr, ExprKind, Guard, HirId, Pat, Stmt, StmtKind, UnOp, }; use rustc_lint::{LateContext, LateLintPass}; @@ -245,7 +245,6 @@ fn try_parse_contains<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'_>) -> Optio match expr.kind { ExprKind::MethodCall( _, - _, [ map, Expr { @@ -281,7 +280,7 @@ struct InsertExpr<'tcx> { value: &'tcx Expr<'tcx>, } fn try_parse_insert<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<InsertExpr<'tcx>> { - if let ExprKind::MethodCall(_, _, [map, key, value], _) = expr.kind { + if let ExprKind::MethodCall(_, [map, key, value], _) = expr.kind { let id = cx.typeck_results().type_dependent_def_id(expr.hir_id)?; if match_def_path(cx, id, &paths::BTREEMAP_INSERT) || match_def_path(cx, id, &paths::HASHMAP_INSERT) { Some(InsertExpr { map, key, value }) @@ -370,11 +369,6 @@ impl<'tcx> InsertSearcher<'_, 'tcx> { } } impl<'tcx> Visitor<'tcx> for InsertSearcher<'_, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_stmt(&mut self, stmt: &'tcx Stmt<'_>) { match stmt.kind { StmtKind::Semi(e) => { @@ -504,7 +498,7 @@ impl<'tcx> Visitor<'tcx> for InsertSearcher<'_, 'tcx> { self.loops.pop(); }, ExprKind::Block(block, _) => self.visit_block(block), - ExprKind::InlineAsm(_) | ExprKind::LlvmInlineAsm(_) => { + ExprKind::InlineAsm(_) => { self.can_use_entry = false; }, _ => { diff --git a/clippy_lints/src/escape.rs b/clippy_lints/src/escape.rs index bc5d2f6278d..af591dd71aa 100644 --- a/clippy_lints/src/escape.rs +++ b/clippy_lints/src/escape.rs @@ -77,7 +77,7 @@ impl<'tcx> LateLintPass<'tcx> for BoxedLocal { } let parent_id = cx.tcx.hir().get_parent_item(hir_id); - let parent_node = cx.tcx.hir().find(parent_id); + let parent_node = cx.tcx.hir().find_by_def_id(parent_id); let mut trait_self_ty = None; if let Some(Node::Item(item)) = parent_node { @@ -175,8 +175,7 @@ impl<'a, 'tcx> Delegate<'tcx> for EscapeDelegate<'a, 'tcx> { // skip if there is a `self` parameter binding to a type // that contains `Self` (i.e.: `self: Box<Self>`), see #4804 if let Some(trait_self_ty) = self.trait_self_ty { - if map.name(cmt.hir_id) == kw::SelfLower && contains_ty(self.cx.tcx, cmt.place.ty(), trait_self_ty) - { + if map.name(cmt.hir_id) == kw::SelfLower && contains_ty(cmt.place.ty(), trait_self_ty) { return; } } diff --git a/clippy_lints/src/eta_reduction.rs b/clippy_lints/src/eta_reduction.rs index b22515a3907..263bff4873c 100644 --- a/clippy_lints/src/eta_reduction.rs +++ b/clippy_lints/src/eta_reduction.rs @@ -144,7 +144,7 @@ impl<'tcx> LateLintPass<'tcx> for EtaReduction { ); if_chain!( - if let ExprKind::MethodCall(path, _, args, _) = body.value.kind; + if let ExprKind::MethodCall(path, args, _) = body.value.kind; if check_inputs(cx, body.params, args); let method_def_id = cx.typeck_results().type_dependent_def_id(body.value.hir_id).unwrap(); let substs = cx.typeck_results().node_substs(body.value.hir_id); diff --git a/clippy_lints/src/eval_order_dependence.rs b/clippy_lints/src/eval_order_dependence.rs index cdac9f3e6e1..65599a0587d 100644 --- a/clippy_lints/src/eval_order_dependence.rs +++ b/clippy_lints/src/eval_order_dependence.rs @@ -1,10 +1,9 @@ use clippy_utils::diagnostics::{span_lint, span_lint_and_note}; use clippy_utils::{get_parent_expr, path_to_local, path_to_local_id}; use if_chain::if_chain; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{BinOpKind, Block, Expr, ExprKind, Guard, HirId, Local, Node, Stmt, StmtKind}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -133,8 +132,6 @@ impl<'a, 'tcx> DivergenceVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for DivergenceVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { match e.kind { ExprKind::Continue(_) | ExprKind::Break(_, _) | ExprKind::Ret(_) => self.report_diverging_sub_expr(e), @@ -167,9 +164,6 @@ impl<'a, 'tcx> Visitor<'tcx> for DivergenceVisitor<'a, 'tcx> { fn visit_block(&mut self, _: &'tcx Block<'_>) { // don't continue over blocks, LateLintPass already does that } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Walks up the AST from the given write expression (`vis.write_expr`) looking @@ -299,8 +293,6 @@ struct ReadVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for ReadVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if expr.hir_id == self.last_expr.hir_id { return; @@ -343,9 +335,6 @@ impl<'a, 'tcx> Visitor<'tcx> for ReadVisitor<'a, 'tcx> { walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Returns `true` if `expr` is the LHS of an assignment, like `expr = ...`. diff --git a/clippy_lints/src/exit.rs b/clippy_lints/src/exit.rs index d64cc61916c..cbf52d19334 100644 --- a/clippy_lints/src/exit.rs +++ b/clippy_lints/src/exit.rs @@ -34,11 +34,10 @@ impl<'tcx> LateLintPass<'tcx> for Exit { if let Some(def_id) = cx.qpath_res(path, path_expr.hir_id).opt_def_id(); if match_def_path(cx, def_id, &paths::EXIT); let parent = cx.tcx.hir().get_parent_item(e.hir_id); - if let Some(Node::Item(Item{kind: ItemKind::Fn(..), ..})) = cx.tcx.hir().find(parent); + if let Some(Node::Item(Item{kind: ItemKind::Fn(..), ..})) = cx.tcx.hir().find_by_def_id(parent); // If the next item up is a function we check if it is an entry point // and only then emit a linter warning - let def_id = cx.tcx.hir().local_def_id(parent); - if !is_entrypoint_fn(cx, def_id.to_def_id()); + if !is_entrypoint_fn(cx, parent.to_def_id()); then { span_lint(cx, EXIT, e.span, "usage of `process::exit`"); } diff --git a/clippy_lints/src/explicit_write.rs b/clippy_lints/src/explicit_write.rs index 98e5234e0aa..f326fd83d18 100644 --- a/clippy_lints/src/explicit_write.rs +++ b/clippy_lints/src/explicit_write.rs @@ -35,10 +35,10 @@ impl<'tcx> LateLintPass<'tcx> for ExplicitWrite { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if_chain! { // match call to unwrap - if let ExprKind::MethodCall(unwrap_fun, _, [write_call], _) = expr.kind; + if let ExprKind::MethodCall(unwrap_fun, [write_call], _) = expr.kind; if unwrap_fun.ident.name == sym::unwrap; // match call to write_fmt - if let ExprKind::MethodCall(write_fun, _, [write_recv, write_arg], _) = write_call.kind; + if let ExprKind::MethodCall(write_fun, [write_recv, write_arg], _) = write_call.kind; if write_fun.ident.name == sym!(write_fmt); // match calls to std::io::stdout() / std::io::stderr () if let Some(dest_name) = if match_function_call(cx, write_recv, &paths::STDOUT).is_some() { diff --git a/clippy_lints/src/fallible_impl_from.rs b/clippy_lints/src/fallible_impl_from.rs index 02f1baf27fa..574678b5542 100644 --- a/clippy_lints/src/fallible_impl_from.rs +++ b/clippy_lints/src/fallible_impl_from.rs @@ -5,7 +5,6 @@ use clippy_utils::ty::is_type_diagnostic_item; use if_chain::if_chain; use rustc_hir as hir; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::{sym, Span}; @@ -68,7 +67,7 @@ impl<'tcx> LateLintPass<'tcx> for FallibleImplFrom { } fn lint_impl_body<'tcx>(cx: &LateContext<'tcx>, impl_span: Span, impl_items: &[hir::ImplItemRef]) { - use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; + use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::{Expr, ImplItemKind}; struct FindPanicUnwrap<'a, 'tcx> { @@ -78,8 +77,6 @@ fn lint_impl_body<'tcx>(cx: &LateContext<'tcx>, impl_span: Span, impl_items: &[h } impl<'a, 'tcx> Visitor<'tcx> for FindPanicUnwrap<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if let Some(macro_call) = root_macro_call_first_node(self.lcx, expr) { if is_panic(self.lcx, macro_call.def_id) { @@ -100,10 +97,6 @@ fn lint_impl_body<'tcx>(cx: &LateContext<'tcx>, impl_span: Span, impl_items: &[h // and check sub-expressions intravisit::walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } for impl_item in impl_items { diff --git a/clippy_lints/src/floating_point_arithmetic.rs b/clippy_lints/src/floating_point_arithmetic.rs index 6dcbaf68dfd..79ce53f7a5f 100644 --- a/clippy_lints/src/floating_point_arithmetic.rs +++ b/clippy_lints/src/floating_point_arithmetic.rs @@ -303,7 +303,7 @@ fn check_powi(cx: &LateContext<'_>, expr: &Expr<'_>, args: &[Expr<'_>]) { if value == Int(2) { if let Some(parent) = get_parent_expr(cx, expr) { if let Some(grandparent) = get_parent_expr(cx, parent) { - if let ExprKind::MethodCall(PathSegment { ident: method_name, .. }, _, args, _) = grandparent.kind { + if let ExprKind::MethodCall(PathSegment { ident: method_name, .. }, args, _) = grandparent.kind { if method_name.as_str() == "sqrt" && detect_hypot(cx, args).is_some() { return; } @@ -364,13 +364,11 @@ fn detect_hypot(cx: &LateContext<'_>, args: &[Expr<'_>]) -> Option<String> { if_chain! { if let ExprKind::MethodCall( PathSegment { ident: lmethod_name, .. }, - _lspan, [largs_0, largs_1, ..], _ ) = &add_lhs.kind; if let ExprKind::MethodCall( PathSegment { ident: rmethod_name, .. }, - _rspan, [rargs_0, rargs_1, ..], _ ) = &add_rhs.kind; @@ -409,7 +407,7 @@ fn check_expm1(cx: &LateContext<'_>, expr: &Expr<'_>) { if cx.typeck_results().expr_ty(lhs).is_floating_point(); if let Some((value, _)) = constant(cx, cx.typeck_results(), rhs); if F32(1.0) == value || F64(1.0) == value; - if let ExprKind::MethodCall(path, _, [self_arg, ..], _) = &lhs.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &lhs.kind; if cx.typeck_results().expr_ty(self_arg).is_floating_point(); if path.ident.name.as_str() == "exp"; then { @@ -453,7 +451,7 @@ fn check_mul_add(cx: &LateContext<'_>, expr: &Expr<'_>) { ) = &expr.kind { if let Some(parent) = get_parent_expr(cx, expr) { - if let ExprKind::MethodCall(PathSegment { ident: method_name, .. }, _, args, _) = parent.kind { + if let ExprKind::MethodCall(PathSegment { ident: method_name, .. }, args, _) = parent.kind { if method_name.as_str() == "sqrt" && detect_hypot(cx, args).is_some() { return; } @@ -589,8 +587,8 @@ fn check_custom_abs(cx: &LateContext<'_>, expr: &Expr<'_>) { fn are_same_base_logs(cx: &LateContext<'_>, expr_a: &Expr<'_>, expr_b: &Expr<'_>) -> bool { if_chain! { - if let ExprKind::MethodCall(PathSegment { ident: method_name_a, .. }, _, args_a, _) = expr_a.kind; - if let ExprKind::MethodCall(PathSegment { ident: method_name_b, .. }, _, args_b, _) = expr_b.kind; + if let ExprKind::MethodCall(PathSegment { ident: method_name_a, .. }, args_a, _) = expr_a.kind; + if let ExprKind::MethodCall(PathSegment { ident: method_name_b, .. }, args_b, _) = expr_b.kind; then { return method_name_a.as_str() == method_name_b.as_str() && args_a.len() == args_b.len() && @@ -615,8 +613,8 @@ fn check_log_division(cx: &LateContext<'_>, expr: &Expr<'_>) { rhs, ) = &expr.kind; if are_same_base_logs(cx, lhs, rhs); - if let ExprKind::MethodCall(_, _, [largs_self, ..], _) = &lhs.kind; - if let ExprKind::MethodCall(_, _, [rargs_self, ..], _) = &rhs.kind; + if let ExprKind::MethodCall(_, [largs_self, ..], _) = &lhs.kind; + if let ExprKind::MethodCall(_, [rargs_self, ..], _) = &rhs.kind; then { span_lint_and_sugg( cx, @@ -714,7 +712,7 @@ impl<'tcx> LateLintPass<'tcx> for FloatingPointArithmetic { return; } - if let ExprKind::MethodCall(path, _, args, _) = &expr.kind { + if let ExprKind::MethodCall(path, args, _) = &expr.kind { let recv_ty = cx.typeck_results().expr_ty(&args[0]); if recv_ty.is_floating_point() { diff --git a/clippy_lints/src/format_args.rs b/clippy_lints/src/format_args.rs index ae423d799d7..17b0749a4a9 100644 --- a/clippy_lints/src/format_args.rs +++ b/clippy_lints/src/format_args.rs @@ -149,7 +149,7 @@ fn check_format_in_format_args(cx: &LateContext<'_>, call_site: Span, name: Symb fn check_to_string_in_format_args(cx: &LateContext<'_>, name: Symbol, value: &Expr<'_>) { if_chain! { if !value.span.from_expansion(); - if let ExprKind::MethodCall(_, _, [receiver], _) = value.kind; + if let ExprKind::MethodCall(_, [receiver], _) = value.kind; if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(value.hir_id); if is_diag_trait_item(cx, method_def_id, sym::ToString); let receiver_ty = cx.typeck_results().expr_ty(receiver); diff --git a/clippy_lints/src/formatting.rs b/clippy_lints/src/formatting.rs index 3e85c8a9c80..ae18f8081bc 100644 --- a/clippy_lints/src/formatting.rs +++ b/clippy_lints/src/formatting.rs @@ -3,7 +3,7 @@ use clippy_utils::differing_macro_contexts; use clippy_utils::source::snippet_opt; use if_chain::if_chain; use rustc_ast::ast::{BinOpKind, Block, Expr, ExprKind, StmtKind, UnOp}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; @@ -207,7 +207,7 @@ fn check_else(cx: &EarlyContext<'_>, expr: &Expr) { if let ExprKind::If(_, then, Some(else_)) = &expr.kind; if is_block(else_) || is_if(else_); if !differing_macro_contexts(then.span, else_.span); - if !then.span.from_expansion() && !in_external_macro(cx.sess, expr.span); + if !then.span.from_expansion() && !in_external_macro(cx.sess(), expr.span); // workaround for rust-lang/rust#43081 if expr.span.lo().0 != 0 && expr.span.hi().0 != 0; @@ -259,7 +259,7 @@ fn has_unary_equivalent(bin_op: BinOpKind) -> bool { } fn indentation(cx: &EarlyContext<'_>, span: Span) -> usize { - cx.sess.source_map().lookup_char_pos(span.lo()).col.0 + cx.sess().source_map().lookup_char_pos(span.lo()).col.0 } /// Implementation of the `POSSIBLE_MISSING_COMMA` lint for array diff --git a/clippy_lints/src/from_over_into.rs b/clippy_lints/src/from_over_into.rs index 5ece2cc5ac4..c2f52605151 100644 --- a/clippy_lints/src/from_over_into.rs +++ b/clippy_lints/src/from_over_into.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_help; use clippy_utils::{meets_msrv, msrvs}; use if_chain::if_chain; use rustc_hir as hir; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::symbol::sym; diff --git a/clippy_lints/src/functions/must_use.rs b/clippy_lints/src/functions/must_use.rs index f2b4aefaead..3e3718b9445 100644 --- a/clippy_lints/src/functions/must_use.rs +++ b/clippy_lints/src/functions/must_use.rs @@ -4,7 +4,6 @@ use rustc_hir::def_id::{DefIdSet, LocalDefId}; use rustc_hir::{self as hir, def::Res, intravisit, QPath}; use rustc_lint::{LateContext, LintContext}; use rustc_middle::{ - hir::map::Map, lint::in_external_macro, ty::{self, Ty}, }; @@ -48,7 +47,7 @@ pub(super) fn check_impl_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::Imp let attr = must_use_attr(attrs); if let Some(attr) = attr { check_needless_must_use(cx, sig.decl, item.hir_id(), item.span, fn_header_span, attr); - } else if is_public && !is_proc_macro(cx.sess(), attrs) && trait_ref_of_method(cx, item.hir_id()).is_none() { + } else if is_public && !is_proc_macro(cx.sess(), attrs) && trait_ref_of_method(cx, item.def_id).is_none() { check_must_use_candidate( cx, sig.decl, @@ -211,8 +210,6 @@ struct StaticMutVisitor<'a, 'tcx> { } impl<'a, 'tcx> intravisit::Visitor<'tcx> for StaticMutVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { use hir::ExprKind::{AddrOf, Assign, AssignOp, Call, MethodCall}; @@ -220,7 +217,7 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for StaticMutVisitor<'a, 'tcx> { return; } match expr.kind { - Call(_, args) | MethodCall(_, _, args, _) => { + Call(_, args) | MethodCall(_, args, _) => { let mut tys = DefIdSet::default(); for arg in args { if self.cx.tcx.has_typeck_results(arg.hir_id.owner.to_def_id()) @@ -244,10 +241,6 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for StaticMutVisitor<'a, 'tcx> { _ => {}, } } - - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::None - } } fn is_mutated_static(e: &hir::Expr<'_>) -> bool { diff --git a/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs b/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs index 834f6d2425e..830e3b32cfa 100644 --- a/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs +++ b/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs @@ -1,6 +1,6 @@ use rustc_hir::{self as hir, intravisit, HirIdSet}; use rustc_lint::LateContext; -use rustc_middle::{hir::map::Map, ty}; +use rustc_middle::ty; use rustc_span::def_id::LocalDefId; use clippy_utils::diagnostics::span_lint; @@ -77,8 +77,6 @@ struct DerefVisitor<'a, 'tcx> { } impl<'a, 'tcx> intravisit::Visitor<'tcx> for DerefVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { match expr.kind { hir::ExprKind::Call(f, args) => { @@ -90,7 +88,7 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for DerefVisitor<'a, 'tcx> { } } }, - hir::ExprKind::MethodCall(_, _, args, _) => { + hir::ExprKind::MethodCall(_, args, _) => { let def_id = self.typeck_results.type_dependent_def_id(expr.hir_id).unwrap(); let base_type = self.cx.tcx.type_of(def_id); @@ -106,10 +104,6 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for DerefVisitor<'a, 'tcx> { intravisit::walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::None - } } impl<'a, 'tcx> DerefVisitor<'a, 'tcx> { diff --git a/clippy_lints/src/functions/result_unit_err.rs b/clippy_lints/src/functions/result_unit_err.rs index 73f08a04989..120fcb2619c 100644 --- a/clippy_lints/src/functions/result_unit_err.rs +++ b/clippy_lints/src/functions/result_unit_err.rs @@ -27,7 +27,7 @@ pub(super) fn check_impl_item(cx: &LateContext<'_>, item: &hir::ImplItem<'_>) { if let hir::ImplItemKind::Fn(ref sig, _) = item.kind { let is_public = cx.access_levels.is_exported(item.def_id); let fn_header_span = item.span.with_hi(sig.decl.output.span().hi()); - if is_public && trait_ref_of_method(cx, item.hir_id()).is_none() { + if is_public && trait_ref_of_method(cx, item.def_id).is_none() { check_result_unit_err(cx, sig.decl, item.span, fn_header_span); } } diff --git a/clippy_lints/src/get_last_with_len.rs b/clippy_lints/src/get_last_with_len.rs index edca701869e..df29d9308e7 100644 --- a/clippy_lints/src/get_last_with_len.rs +++ b/clippy_lints/src/get_last_with_len.rs @@ -51,7 +51,7 @@ impl<'tcx> LateLintPass<'tcx> for GetLastWithLen { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if_chain! { // Is a method call - if let ExprKind::MethodCall(path, _, args, _) = expr.kind; + if let ExprKind::MethodCall(path, args, _) = expr.kind; // Method name is "get" if path.ident.name == sym!(get); @@ -73,7 +73,7 @@ impl<'tcx> LateLintPass<'tcx> for GetLastWithLen { ) = &get_index_arg.kind; // LHS of subtraction is "x.len()" - if let ExprKind::MethodCall(arg_lhs_path, _, lhs_args, _) = &lhs.kind; + if let ExprKind::MethodCall(arg_lhs_path, lhs_args, _) = &lhs.kind; if arg_lhs_path.ident.name == sym::len; if let Some(arg_lhs_struct) = lhs_args.get(0); diff --git a/clippy_lints/src/if_let_mutex.rs b/clippy_lints/src/if_let_mutex.rs index e20741d2407..e9501700784 100644 --- a/clippy_lints/src/if_let_mutex.rs +++ b/clippy_lints/src/if_let_mutex.rs @@ -3,10 +3,9 @@ use clippy_utils::higher; use clippy_utils::ty::is_type_diagnostic_item; use clippy_utils::SpanlessEq; use if_chain::if_chain; -use rustc_hir::intravisit::{self as visit, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self as visit, Visitor}; use rustc_hir::{Expr, ExprKind}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::sym; @@ -91,8 +90,6 @@ pub struct OppVisitor<'a, 'tcx> { } impl<'tcx> Visitor<'tcx> for OppVisitor<'_, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if let Some(mutex) = is_mutex_lock_call(self.cx, expr) { self.found_mutex = Some(mutex); @@ -101,10 +98,6 @@ impl<'tcx> Visitor<'tcx> for OppVisitor<'_, 'tcx> { } visit::walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Checks if `Mutex::lock` is called in any of the branches. @@ -115,8 +108,6 @@ pub struct ArmVisitor<'a, 'tcx> { } impl<'tcx> Visitor<'tcx> for ArmVisitor<'_, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { if let Some(mutex) = is_mutex_lock_call(self.cx, expr) { self.found_mutex = Some(mutex); @@ -125,10 +116,6 @@ impl<'tcx> Visitor<'tcx> for ArmVisitor<'_, 'tcx> { } visit::walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } impl<'tcx, 'l> ArmVisitor<'tcx, 'l> { @@ -140,7 +127,7 @@ impl<'tcx, 'l> ArmVisitor<'tcx, 'l> { fn is_mutex_lock_call<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<&'tcx Expr<'tcx>> { if_chain! { - if let ExprKind::MethodCall(path, _span, [self_arg, ..], _) = &expr.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &expr.kind; if path.ident.as_str() == "lock"; let ty = cx.typeck_results().expr_ty(self_arg); if is_type_diagnostic_item(cx, ty, sym::Mutex); diff --git a/clippy_lints/src/implicit_hasher.rs b/clippy_lints/src/implicit_hasher.rs index 2818b3e006a..eed25e9bc0e 100644 --- a/clippy_lints/src/implicit_hasher.rs +++ b/clippy_lints/src/implicit_hasher.rs @@ -3,10 +3,10 @@ use std::collections::BTreeMap; use rustc_errors::DiagnosticBuilder; use rustc_hir as hir; -use rustc_hir::intravisit::{walk_body, walk_expr, walk_inf, walk_ty, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_body, walk_expr, walk_inf, walk_ty, Visitor}; use rustc_hir::{Body, Expr, ExprKind, GenericArg, Item, ItemKind, QPath, TyKind}; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::lint::in_external_macro; use rustc_middle::ty::{Ty, TyS, TypeckResults}; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -294,8 +294,6 @@ impl<'a, 'tcx> ImplicitHasherTypeVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for ImplicitHasherTypeVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_ty(&mut self, t: &'tcx hir::Ty<'_>) { if let Some(target) = ImplicitHasherType::new(self.cx, t) { self.found.push(target); @@ -311,10 +309,6 @@ impl<'a, 'tcx> Visitor<'tcx> for ImplicitHasherTypeVisitor<'a, 'tcx> { walk_inf(self, inf); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Looks for default-hasher-dependent constructors like `HashMap::new`. @@ -337,7 +331,7 @@ impl<'a, 'b, 'tcx> ImplicitHasherConstructorVisitor<'a, 'b, 'tcx> { } impl<'a, 'b, 'tcx> Visitor<'tcx> for ImplicitHasherConstructorVisitor<'a, 'b, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_body(&mut self, body: &'tcx Body<'_>) { let old_maybe_typeck_results = self.maybe_typeck_results.replace(self.cx.tcx.typeck_body(body.id())); @@ -389,7 +383,7 @@ impl<'a, 'b, 'tcx> Visitor<'tcx> for ImplicitHasherConstructorVisitor<'a, 'b, 't walk_expr(self, e); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/index_refutable_slice.rs b/clippy_lints/src/index_refutable_slice.rs index 073313e2bad..66765210698 100644 --- a/clippy_lints/src/index_refutable_slice.rs +++ b/clippy_lints/src/index_refutable_slice.rs @@ -7,9 +7,9 @@ use if_chain::if_chain; use rustc_data_structures::fx::{FxHashMap, FxHashSet}; use rustc_errors::Applicability; use rustc_hir as hir; -use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_hir::intravisit::{self, Visitor}; +use rustc_lint::{LateContext, LateLintPass}; +use rustc_middle::hir::nested_filter; use rustc_middle::ty; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -230,10 +230,10 @@ struct SliceIndexLintingVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for SliceIndexLintingVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, expr: &'tcx hir::Expr<'tcx>) { diff --git a/clippy_lints/src/infinite_iter.rs b/clippy_lints/src/infinite_iter.rs index c7db47a552b..3008e86ef8b 100644 --- a/clippy_lints/src/infinite_iter.rs +++ b/clippy_lints/src/infinite_iter.rs @@ -145,7 +145,7 @@ const HEURISTICS: [(&str, usize, Heuristic, Finiteness); 19] = [ fn is_infinite(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness { match expr.kind { - ExprKind::MethodCall(method, _, args, _) => { + ExprKind::MethodCall(method, args, _) => { for &(name, len, heuristic, cap) in &HEURISTICS { if method.ident.name.as_str() == name && args.len() == len { return (match heuristic { @@ -221,7 +221,7 @@ const INFINITE_COLLECTORS: &[Symbol] = &[ fn complete_infinite_iter(cx: &LateContext<'_>, expr: &Expr<'_>) -> Finiteness { match expr.kind { - ExprKind::MethodCall(method, _, args, _) => { + ExprKind::MethodCall(method, args, _) => { for &(name, len) in &COMPLETING_METHODS { if method.ident.name.as_str() == name && args.len() == len { return is_infinite(cx, &args[0]); diff --git a/clippy_lints/src/inherent_to_string.rs b/clippy_lints/src/inherent_to_string.rs index 60d234cd6f0..55c04a1186f 100644 --- a/clippy_lints/src/inherent_to_string.rs +++ b/clippy_lints/src/inherent_to_string.rs @@ -116,7 +116,7 @@ impl<'tcx> LateLintPass<'tcx> for InherentToString { if is_type_diagnostic_item(cx, return_ty(cx, impl_item.hir_id()), sym::String); // Filters instances of to_string which are required by a trait - if trait_ref_of_method(cx, impl_item.hir_id()).is_none(); + if trait_ref_of_method(cx, impl_item.def_id).is_none(); then { show_lint(cx, impl_item); diff --git a/clippy_lints/src/items_after_statements.rs b/clippy_lints/src/items_after_statements.rs index b118d3c8b87..cdefe627efd 100644 --- a/clippy_lints/src/items_after_statements.rs +++ b/clippy_lints/src/items_after_statements.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint; use rustc_ast::ast::{Block, ItemKind, StmtKind}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -55,7 +55,7 @@ declare_lint_pass!(ItemsAfterStatements => [ITEMS_AFTER_STATEMENTS]); impl EarlyLintPass for ItemsAfterStatements { fn check_block(&mut self, cx: &EarlyContext<'_>, item: &Block) { - if in_external_macro(cx.sess, item.span) { + if in_external_macro(cx.sess(), item.span) { return; } @@ -69,7 +69,7 @@ impl EarlyLintPass for ItemsAfterStatements { // lint on all further items for stmt in stmts { if let StmtKind::Item(ref it) = *stmt { - if in_external_macro(cx.sess, it.span) { + if in_external_macro(cx.sess(), it.span) { return; } if let ItemKind::MacroDef(..) = it.kind { diff --git a/clippy_lints/src/len_zero.rs b/clippy_lints/src/len_zero.rs index e1168c3f602..530b0a90ebd 100644 --- a/clippy_lints/src/len_zero.rs +++ b/clippy_lints/src/len_zero.rs @@ -370,7 +370,7 @@ fn check_for_is_empty( } fn check_cmp(cx: &LateContext<'_>, span: Span, method: &Expr<'_>, lit: &Expr<'_>, op: &str, compare_to: u32) { - if let (&ExprKind::MethodCall(method_path, _, args, _), &ExprKind::Lit(ref lit)) = (&method.kind, &lit.kind) { + if let (&ExprKind::MethodCall(method_path, args, _), &ExprKind::Lit(ref lit)) = (&method.kind, &lit.kind) { // check if we are in an is_empty() method if let Some(name) = get_item_name(cx, method) { if name.as_str() == "is_empty" { diff --git a/clippy_lints/src/let_underscore.rs b/clippy_lints/src/let_underscore.rs index d03276f7f98..cb1ef01f5ba 100644 --- a/clippy_lints/src/let_underscore.rs +++ b/clippy_lints/src/let_underscore.rs @@ -124,7 +124,7 @@ impl<'tcx> LateLintPass<'tcx> for LetUnderscore { if let Some(init) = local.init; then { let init_ty = cx.typeck_results().expr_ty(init); - let contains_sync_guard = init_ty.walk(cx.tcx).any(|inner| match inner.unpack() { + let contains_sync_guard = init_ty.walk().any(|inner| match inner.unpack() { GenericArgKind::Type(inner_ty) => { SYNC_GUARD_PATHS.iter().any(|path| match_type(cx, inner_ty, path)) }, diff --git a/clippy_lints/src/lifetimes.rs b/clippy_lints/src/lifetimes.rs index 618cf4b8b22..b09c23f31e9 100644 --- a/clippy_lints/src/lifetimes.rs +++ b/clippy_lints/src/lifetimes.rs @@ -2,8 +2,7 @@ use clippy_utils::diagnostics::span_lint; use clippy_utils::trait_ref_of_method; use rustc_data_structures::fx::{FxHashMap, FxHashSet}; use rustc_hir::intravisit::{ - walk_fn_decl, walk_generic_param, walk_generics, walk_item, walk_param_bound, walk_poly_trait_ref, walk_ty, - NestedVisitorMap, Visitor, + walk_fn_decl, walk_generic_param, walk_generics, walk_item, walk_param_bound, walk_poly_trait_ref, walk_ty, Visitor, }; use rustc_hir::FnRetTy::Return; use rustc_hir::{ @@ -12,7 +11,6 @@ use rustc_hir::{ TraitFn, TraitItem, TraitItemKind, Ty, TyKind, WhereClause, WherePredicate, }; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; use rustc_span::symbol::{kw, Ident, Symbol}; @@ -91,7 +89,7 @@ impl<'tcx> LateLintPass<'tcx> for Lifetimes { fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx ImplItem<'_>) { if let ImplItemKind::Fn(ref sig, id) = item.kind { - let report_extra_lifetimes = trait_ref_of_method(cx, item.hir_id()).is_none(); + let report_extra_lifetimes = trait_ref_of_method(cx, item.def_id).is_none(); check_fn_inner( cx, sig.decl, @@ -390,8 +388,6 @@ impl<'a, 'tcx> RefVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for RefVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - // for lifetimes as parameters of generics fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) { self.record(&Some(*lifetime)); @@ -445,9 +441,6 @@ impl<'a, 'tcx> Visitor<'tcx> for RefVisitor<'a, 'tcx> { } walk_ty(self, ty); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Are any lifetimes mentioned in the `where` clause? If so, we don't try to @@ -493,8 +486,6 @@ struct LifetimeChecker { } impl<'tcx> Visitor<'tcx> for LifetimeChecker { - type Map = Map<'tcx>; - // for lifetimes as parameters of generics fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) { self.map.remove(&lifetime.name.ident().name); @@ -510,9 +501,6 @@ impl<'tcx> Visitor<'tcx> for LifetimeChecker { walk_generic_param(self, param); } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } fn report_extra_lifetimes<'tcx>(cx: &LateContext<'tcx>, func: &'tcx FnDecl<'_>, generics: &'tcx Generics<'_>) { @@ -544,16 +532,10 @@ struct BodyLifetimeChecker { } impl<'tcx> Visitor<'tcx> for BodyLifetimeChecker { - type Map = Map<'tcx>; - // for lifetimes as parameters of generics fn visit_lifetime(&mut self, lifetime: &'tcx Lifetime) { if lifetime.name.ident().name != kw::Empty && lifetime.name.ident().name != kw::StaticLifetime { self.lifetimes_used_in_body = true; } } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/literal_representation.rs b/clippy_lints/src/literal_representation.rs index 130543bbbee..b7430f49229 100644 --- a/clippy_lints/src/literal_representation.rs +++ b/clippy_lints/src/literal_representation.rs @@ -7,7 +7,7 @@ use clippy_utils::source::snippet_opt; use if_chain::if_chain; use rustc_ast::ast::{Expr, ExprKind, Lit, LitKind}; use rustc_errors::Applicability; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_tool_lint, impl_lint_pass}; use std::iter; @@ -225,7 +225,7 @@ impl_lint_pass!(LiteralDigitGrouping => [ impl EarlyLintPass for LiteralDigitGrouping { fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } @@ -418,7 +418,7 @@ impl_lint_pass!(DecimalLiteralRepresentation => [DECIMAL_LITERAL_REPRESENTATION] impl EarlyLintPass for DecimalLiteralRepresentation { fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } diff --git a/clippy_lints/src/loops/manual_memcpy.rs b/clippy_lints/src/loops/manual_memcpy.rs index 48c4015e07b..ef0221639aa 100644 --- a/clippy_lints/src/loops/manual_memcpy.rs +++ b/clippy_lints/src/loops/manual_memcpy.rs @@ -119,7 +119,7 @@ fn build_manual_memcpy_suggestion<'tcx>( let print_limit = |end: &Expr<'_>, end_str: &str, base: &Expr<'_>, sugg: MinifyingSugg<'static>| { if_chain! { - if let ExprKind::MethodCall(method, _, len_args, _) = end.kind; + if let ExprKind::MethodCall(method, len_args, _) = end.kind; if method.ident.name == sym::len; if len_args.len() == 1; if let Some(arg) = len_args.get(0); @@ -343,7 +343,7 @@ fn get_slice_like_element_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Opti fn fetch_cloned_expr<'tcx>(expr: &'tcx Expr<'tcx>) -> &'tcx Expr<'tcx> { if_chain! { - if let ExprKind::MethodCall(method, _, args, _) = expr.kind; + if let ExprKind::MethodCall(method, args, _) = expr.kind; if method.ident.name == sym::clone; if args.len() == 1; if let Some(arg) = args.get(0); diff --git a/clippy_lints/src/loops/mod.rs b/clippy_lints/src/loops/mod.rs index b03445b8cd6..5bc32acf56e 100644 --- a/clippy_lints/src/loops/mod.rs +++ b/clippy_lints/src/loops/mod.rs @@ -658,7 +658,7 @@ fn check_for_loop<'tcx>( fn check_for_loop_arg(cx: &LateContext<'_>, pat: &Pat<'_>, arg: &Expr<'_>) { let mut next_loop_linted = false; // whether or not ITER_NEXT_LOOP lint was used - if let ExprKind::MethodCall(method, _, [self_arg], _) = arg.kind { + if let ExprKind::MethodCall(method, [self_arg], _) = arg.kind { let method_name = method.ident.as_str(); // check for looping over x.iter() or x.iter_mut(), could use &x or &mut x match method_name { diff --git a/clippy_lints/src/loops/mut_range_bound.rs b/clippy_lints/src/loops/mut_range_bound.rs index 37a57d8feb1..9d8679d77c6 100644 --- a/clippy_lints/src/loops/mut_range_bound.rs +++ b/clippy_lints/src/loops/mut_range_bound.rs @@ -2,11 +2,10 @@ use super::MUT_RANGE_BOUND; use clippy_utils::diagnostics::span_lint_and_note; use clippy_utils::{get_enclosing_block, higher, path_to_local}; use if_chain::if_chain; -use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::{BindingAnnotation, Expr, ExprKind, HirId, Node, PatKind}; use rustc_infer::infer::TyCtxtInferExt; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; use rustc_middle::{mir::FakeReadCause, ty}; use rustc_span::source_map::Span; use rustc_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId}; @@ -148,12 +147,6 @@ impl BreakAfterExprVisitor { } impl<'tcx> intravisit::Visitor<'tcx> for BreakAfterExprVisitor { - type Map = Map<'tcx>; - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { if self.past_candidate { return; diff --git a/clippy_lints/src/loops/needless_collect.rs b/clippy_lints/src/loops/needless_collect.rs index 6248680aa62..f57dcc2f5c4 100644 --- a/clippy_lints/src/loops/needless_collect.rs +++ b/clippy_lints/src/loops/needless_collect.rs @@ -7,10 +7,10 @@ use clippy_utils::{can_move_expr_to_closure, is_trait_method, path_to_local, pat use if_chain::if_chain; use rustc_data_structures::fx::FxHashMap; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_block, walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_block, walk_expr, Visitor}; use rustc_hir::{Block, Expr, ExprKind, HirId, HirIdSet, Local, Mutability, Node, PatKind, Stmt, StmtKind}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty::subst::GenericArgKind; use rustc_middle::ty::{self, TyS}; use rustc_span::sym; @@ -24,8 +24,8 @@ pub(super) fn check<'tcx>(expr: &'tcx Expr<'_>, cx: &LateContext<'tcx>) { } fn check_needless_collect_direct_usage<'tcx>(expr: &'tcx Expr<'_>, cx: &LateContext<'tcx>) { if_chain! { - if let ExprKind::MethodCall(method, _, args, _) = expr.kind; - if let ExprKind::MethodCall(chain_method, method0_span, _, _) = args[0].kind; + if let ExprKind::MethodCall(method, args, _) = expr.kind; + if let ExprKind::MethodCall(chain_method, _, _) = args[0].kind; if chain_method.ident.name == sym!(collect) && is_trait_method(cx, &args[0], sym::Iterator); then { let ty = cx.typeck_results().expr_ty(&args[0]); @@ -62,7 +62,7 @@ fn check_needless_collect_direct_usage<'tcx>(expr: &'tcx Expr<'_>, cx: &LateCont span_lint_and_sugg( cx, NEEDLESS_COLLECT, - method0_span.with_hi(expr.span.hi()), + chain_method.ident.span.with_hi(expr.span.hi()), NEEDLESS_COLLECT_MSG, "replace with", sugg, @@ -79,7 +79,7 @@ fn check_needless_collect_indirect_usage<'tcx>(expr: &'tcx Expr<'_>, cx: &LateCo if let StmtKind::Local(local) = stmt.kind; if let PatKind::Binding(_, id, ..) = local.pat.kind; if let Some(init_expr) = local.init; - if let ExprKind::MethodCall(method_name, collect_span, &[ref iter_source], ..) = init_expr.kind; + if let ExprKind::MethodCall(method_name, &[ref iter_source], ..) = init_expr.kind; if method_name.ident.name == sym!(collect) && is_trait_method(cx, init_expr, sym::Iterator); let ty = cx.typeck_results().expr_ty(init_expr); if is_type_diagnostic_item(cx, ty, sym::Vec) || @@ -101,7 +101,7 @@ fn check_needless_collect_indirect_usage<'tcx>(expr: &'tcx Expr<'_>, cx: &LateCo } // Suggest replacing iter_call with iter_replacement, and removing stmt - let mut span = MultiSpan::from_span(collect_span); + let mut span = MultiSpan::from_span(method_name.ident.span); span.push_span_label(iter_call.span, "the iterator could be used here instead".into()); span_lint_hir_and_then( cx, @@ -193,7 +193,7 @@ impl<'tcx> Visitor<'tcx> for IterFunctionVisitor<'_, 'tcx> { fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { // Check function calls on our collection - if let ExprKind::MethodCall(method_name, _, [recv, args @ ..], _) = &expr.kind { + if let ExprKind::MethodCall(method_name, [recv, args @ ..], _) = &expr.kind { if method_name.ident.name == sym!(collect) && is_trait_method(self.cx, expr, sym::Iterator) { self.current_mutably_captured_ids = get_captured_ids(self.cx, self.cx.typeck_results().expr_ty(recv)); self.visit_expr(recv); @@ -262,11 +262,6 @@ impl<'tcx> Visitor<'tcx> for IterFunctionVisitor<'_, 'tcx> { walk_expr(self, expr); } } - - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } impl<'tcx> IterFunctionVisitor<'_, 'tcx> { @@ -298,7 +293,7 @@ struct UsedCountVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for UsedCountVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if path_to_local_id(expr, self.id) { @@ -308,8 +303,8 @@ impl<'a, 'tcx> Visitor<'tcx> for UsedCountVisitor<'a, 'tcx> { } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/loops/needless_range_loop.rs b/clippy_lints/src/loops/needless_range_loop.rs index 172d9fc39a2..9d335073e4f 100644 --- a/clippy_lints/src/loops/needless_range_loop.rs +++ b/clippy_lints/src/loops/needless_range_loop.rs @@ -8,10 +8,9 @@ use if_chain::if_chain; use rustc_ast::ast; use rustc_data_structures::fx::{FxHashMap, FxHashSet}; use rustc_hir::def::{DefKind, Res}; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, Mutability, Pat, PatKind, QPath}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; use rustc_middle::middle::region; use rustc_middle::ty::{self, Ty}; use rustc_span::symbol::{sym, Symbol}; @@ -58,8 +57,7 @@ pub(super) fn check<'tcx>( // ensure that the indexed variable was declared before the loop, see #601 if let Some(indexed_extent) = indexed_extent { - let parent_id = cx.tcx.hir().get_parent_item(expr.hir_id); - let parent_def_id = cx.tcx.hir().local_def_id(parent_id); + let parent_def_id = cx.tcx.hir().get_parent_item(expr.hir_id); let region_scope_tree = cx.tcx.region_scope_tree(parent_def_id); let pat_extent = region_scope_tree.var_scope(pat.hir_id.local_id); if region_scope_tree.is_subscope_of(indexed_extent, pat_extent) { @@ -188,7 +186,7 @@ pub(super) fn check<'tcx>( fn is_len_call(expr: &Expr<'_>, var: Symbol) -> bool { if_chain! { - if let ExprKind::MethodCall(method, _, len_args, _) = expr.kind; + if let ExprKind::MethodCall(method, len_args, _) = expr.kind; if len_args.len() == 1; if method.ident.name == sym::len; if let ExprKind::Path(QPath::Resolved(_, path)) = len_args[0].kind; @@ -263,8 +261,7 @@ impl<'a, 'tcx> VarVisitor<'a, 'tcx> { let res = self.cx.qpath_res(seqpath, seqexpr.hir_id); match res { Res::Local(hir_id) => { - let parent_id = self.cx.tcx.hir().get_parent_item(expr.hir_id); - let parent_def_id = self.cx.tcx.hir().local_def_id(parent_id); + let parent_def_id = self.cx.tcx.hir().get_parent_item(expr.hir_id); let extent = self.cx.tcx.region_scope_tree(parent_def_id).var_scope(hir_id.local_id); if index_used_directly { self.indexed_directly.insert( @@ -296,12 +293,10 @@ impl<'a, 'tcx> VarVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for VarVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if_chain! { // a range index op - if let ExprKind::MethodCall(meth, _, [args_0, args_1, ..], _) = &expr.kind; + if let ExprKind::MethodCall(meth, [args_0, args_1, ..], _) = &expr.kind; if (meth.ident.name == sym::index && match_trait_method(self.cx, expr, &paths::INDEX)) || (meth.ident.name == sym::index_mut && match_trait_method(self.cx, expr, &paths::INDEX_MUT)); if !self.check(args_1, args_0, expr); @@ -356,7 +351,7 @@ impl<'a, 'tcx> Visitor<'tcx> for VarVisitor<'a, 'tcx> { self.visit_expr(expr); } }, - ExprKind::MethodCall(_, _, args, _) => { + ExprKind::MethodCall(_, args, _) => { let def_id = self.cx.typeck_results().type_dependent_def_id(expr.hir_id).unwrap(); for (ty, expr) in iter::zip(self.cx.tcx.fn_sig(def_id).inputs().skip_binder(), args) { self.prefer_mutable = false; @@ -376,7 +371,4 @@ impl<'a, 'tcx> Visitor<'tcx> for VarVisitor<'a, 'tcx> { } self.prefer_mutable = old; } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/loops/never_loop.rs b/clippy_lints/src/loops/never_loop.rs index bb1b3e2a1ec..a0b2302662e 100644 --- a/clippy_lints/src/loops/never_loop.rs +++ b/clippy_lints/src/loops/never_loop.rs @@ -121,7 +121,7 @@ fn never_loop_expr(expr: &Expr<'_>, main_loop_id: HirId) -> NeverLoopResult { | ExprKind::Repeat(e, _) | ExprKind::DropTemps(e) => never_loop_expr(e, main_loop_id), ExprKind::Let(let_expr) => never_loop_expr(let_expr.init, main_loop_id), - ExprKind::Array(es) | ExprKind::MethodCall(_, _, es, _) | ExprKind::Tup(es) => { + ExprKind::Array(es) | ExprKind::MethodCall(_, es, _) | ExprKind::Tup(es) => { never_loop_expr_all(&mut es.iter(), main_loop_id) }, ExprKind::Call(e, es) => never_loop_expr_all(&mut once(e).chain(es.iter()), main_loop_id), @@ -181,7 +181,6 @@ fn never_loop_expr(expr: &Expr<'_>, main_loop_id: HirId) -> NeverLoopResult { ExprKind::Struct(_, _, None) | ExprKind::Yield(_, _) | ExprKind::Closure(_, _, _, _, _) - | ExprKind::LlvmInlineAsm(_) | ExprKind::Path(_) | ExprKind::ConstBlock(_) | ExprKind::Lit(_) diff --git a/clippy_lints/src/loops/same_item_push.rs b/clippy_lints/src/loops/same_item_push.rs index 2eb247de9f4..e048d744fc3 100644 --- a/clippy_lints/src/loops/same_item_push.rs +++ b/clippy_lints/src/loops/same_item_push.rs @@ -6,10 +6,9 @@ use clippy_utils::ty::{implements_trait, is_type_diagnostic_item}; use if_chain::if_chain; use rustc_data_structures::fx::FxHashSet; use rustc_hir::def::{DefKind, Res}; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{BindingAnnotation, Block, Expr, ExprKind, HirId, Node, Pat, PatKind, Stmt, StmtKind}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; use rustc_span::symbol::sym; use std::iter::Iterator; @@ -49,7 +48,7 @@ pub(super) fn check<'tcx>( if same_item_push_visitor.should_lint(); if let Some((vec, pushed_item)) = same_item_push_visitor.vec_push; let vec_ty = cx.typeck_results().expr_ty(vec); - let ty = vec_ty.walk(cx.tcx).nth(1).unwrap().expect_ty(); + let ty = vec_ty.walk().nth(1).unwrap().expect_ty(); if cx .tcx .lang_items() @@ -134,8 +133,6 @@ impl<'a, 'tcx> SameItemPushVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for SameItemPushVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { match &expr.kind { // Non-determinism may occur ... don't give a lint @@ -175,10 +172,6 @@ impl<'a, 'tcx> Visitor<'tcx> for SameItemPushVisitor<'a, 'tcx> { } } } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } // Given some statement, determine if that statement is a push on a Vec. If it is, return @@ -187,7 +180,7 @@ fn get_vec_push<'tcx>(cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) -> Option<(& if_chain! { // Extract method being called if let StmtKind::Semi(semi_stmt) = &stmt.kind; - if let ExprKind::MethodCall(path, _, args, _) = &semi_stmt.kind; + if let ExprKind::MethodCall(path, args, _) = &semi_stmt.kind; // Figure out the parameters for the method call if let Some(self_expr) = args.get(0); if let Some(pushed_item) = args.get(1); diff --git a/clippy_lints/src/loops/single_element_loop.rs b/clippy_lints/src/loops/single_element_loop.rs index e39605f3e7d..15f419e4410 100644 --- a/clippy_lints/src/loops/single_element_loop.rs +++ b/clippy_lints/src/loops/single_element_loop.rs @@ -16,7 +16,7 @@ pub(super) fn check<'tcx>( ) { let arg_expr = match arg.kind { ExprKind::AddrOf(BorrowKind::Ref, _, ref_arg) => ref_arg, - ExprKind::MethodCall(method, _, args, _) if args.len() == 1 && method.ident.name == rustc_span::sym::iter => { + ExprKind::MethodCall(method, args, _) if args.len() == 1 && method.ident.name == rustc_span::sym::iter => { &args[0] }, _ => return, diff --git a/clippy_lints/src/loops/utils.rs b/clippy_lints/src/loops/utils.rs index f6b7e1bc353..eac0f03b142 100644 --- a/clippy_lints/src/loops/utils.rs +++ b/clippy_lints/src/loops/utils.rs @@ -3,10 +3,10 @@ use clippy_utils::{get_parent_expr, is_integer_const, path_to_local, path_to_loc use if_chain::if_chain; use rustc_ast::ast::{LitIntType, LitKind}; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, walk_local, walk_pat, walk_stmt, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, walk_local, walk_pat, walk_stmt, Visitor}; use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, Local, Mutability, Pat, PatKind, Stmt}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty::Ty; use rustc_span::source_map::Spanned; use rustc_span::symbol::{sym, Symbol}; @@ -50,8 +50,6 @@ impl<'a, 'tcx> IncrementVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for IncrementVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if self.done { return; @@ -102,9 +100,6 @@ impl<'a, 'tcx> Visitor<'tcx> for IncrementVisitor<'a, 'tcx> { walk_expr(self, expr); } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } enum InitializeVisitorState<'hir> { @@ -151,7 +146,7 @@ impl<'a, 'tcx> InitializeVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for InitializeVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_local(&mut self, l: &'tcx Local<'_>) { // Look for declarations of the variable @@ -254,8 +249,8 @@ impl<'a, 'tcx> Visitor<'tcx> for InitializeVisitor<'a, 'tcx> { } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } @@ -283,8 +278,6 @@ pub(super) struct LoopNestVisitor { } impl<'tcx> Visitor<'tcx> for LoopNestVisitor { - type Map = Map<'tcx>; - fn visit_stmt(&mut self, stmt: &'tcx Stmt<'_>) { if stmt.hir_id == self.hir_id { self.nesting = LookFurther; @@ -323,10 +316,6 @@ impl<'tcx> Visitor<'tcx> for LoopNestVisitor { } walk_pat(self, pat); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// If `arg` was the argument to a `for` loop, return the "cleanest" way of writing the diff --git a/clippy_lints/src/loops/while_immutable_condition.rs b/clippy_lints/src/loops/while_immutable_condition.rs index 5f9ebad25e8..5dcfed65c78 100644 --- a/clippy_lints/src/loops/while_immutable_condition.rs +++ b/clippy_lints/src/loops/while_immutable_condition.rs @@ -5,11 +5,10 @@ use clippy_utils::usage::mutated_variables; use if_chain::if_chain; use rustc_hir::def::{DefKind, Res}; use rustc_hir::def_id::DefIdMap; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::HirIdSet; use rustc_hir::{Expr, ExprKind, QPath}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, cond: &'tcx Expr<'_>, expr: &'tcx Expr<'_>) { if constant(cx, cx.typeck_results(), cond).is_some() { @@ -67,8 +66,6 @@ struct HasBreakOrReturnVisitor { } impl<'tcx> Visitor<'tcx> for HasBreakOrReturnVisitor { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if self.has_break_or_return { return; @@ -84,10 +81,6 @@ impl<'tcx> Visitor<'tcx> for HasBreakOrReturnVisitor { walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Collects the set of variables in an expression @@ -123,8 +116,6 @@ impl<'a, 'tcx> VarCollectorVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for VarCollectorVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, ex: &'tcx Expr<'_>) { match ex.kind { ExprKind::Path(_) => self.insert_def_id(ex), @@ -134,8 +125,4 @@ impl<'a, 'tcx> Visitor<'tcx> for VarCollectorVisitor<'a, 'tcx> { _ => walk_expr(self, ex), } } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/loops/while_let_on_iterator.rs b/clippy_lints/src/loops/while_let_on_iterator.rs index 750328d1d01..20a8294a0d1 100644 --- a/clippy_lints/src/loops/while_let_on_iterator.rs +++ b/clippy_lints/src/loops/while_let_on_iterator.rs @@ -7,7 +7,7 @@ use clippy_utils::{ }; use if_chain::if_chain; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, ErasedMap, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{def::Res, Expr, ExprKind, HirId, Local, Mutability, PatKind, QPath, UnOp}; use rustc_lint::LateContext; use rustc_middle::ty::adjustment::Adjust; @@ -21,7 +21,7 @@ pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if let Res::Def(_, pat_did) = pat_path.res; if match_def_path(cx, pat_did, &paths::OPTION_SOME); // check for call to `Iterator::next` - if let ExprKind::MethodCall(method_name, _, [iter_expr], _) = let_expr.kind; + if let ExprKind::MethodCall(method_name, [iter_expr], _) = let_expr.kind; if method_name.ident.name == sym::next; if is_trait_method(cx, let_expr, sym::Iterator); if let Some(iter_expr_struct) = try_parse_iter_expr(cx, iter_expr); @@ -211,11 +211,6 @@ fn uses_iter<'tcx>(cx: &LateContext<'tcx>, iter_expr: &IterExpr, container: &'tc uses_iter: bool, } impl<'tcx> Visitor<'tcx> for V<'_, '_, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if self.uses_iter { // return @@ -254,11 +249,6 @@ fn needs_mutable_borrow(cx: &LateContext<'_>, iter_expr: &IterExpr, loop_expr: & used_iter: bool, } impl<'tcx> Visitor<'tcx> for AfterLoopVisitor<'_, '_, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if self.used_iter { return; @@ -293,12 +283,6 @@ fn needs_mutable_borrow(cx: &LateContext<'_>, iter_expr: &IterExpr, loop_expr: & used_after: bool, } impl<'a, 'b, 'tcx> Visitor<'tcx> for NestedLoopVisitor<'a, 'b, 'tcx> { - type Map = ErasedMap<'tcx>; - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_local(&mut self, l: &'tcx Local<'_>) { if !self.after_loop { l.pat.each_binding_or_first(&mut |_, id, _, _| { diff --git a/clippy_lints/src/manual_async_fn.rs b/clippy_lints/src/manual_async_fn.rs index 86819752f90..babc6fab3c0 100644 --- a/clippy_lints/src/manual_async_fn.rs +++ b/clippy_lints/src/manual_async_fn.rs @@ -7,7 +7,7 @@ use rustc_errors::Applicability; use rustc_hir::intravisit::FnKind; use rustc_hir::{ AsyncGeneratorKind, Block, Body, Expr, ExprKind, FnDecl, FnRetTy, GeneratorKind, GenericArg, GenericBound, HirId, - IsAsync, ItemKind, LifetimeName, TraitRef, Ty, TyKind, TypeBindingKind, + IsAsync, ItemKind, LifetimeName, Term, TraitRef, Ty, TyKind, TypeBindingKind, }; use rustc_lint::{LateContext, LateLintPass}; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -140,7 +140,7 @@ fn future_output_ty<'tcx>(trait_ref: &'tcx TraitRef<'tcx>) -> Option<&'tcx Ty<'t if args.bindings.len() == 1; let binding = &args.bindings[0]; if binding.ident.name == sym::Output; - if let TypeBindingKind::Equality{ty: output} = binding.kind; + if let TypeBindingKind::Equality{term: Term::Ty(output)} = binding.kind; then { return Some(output) } diff --git a/clippy_lints/src/manual_bits.rs b/clippy_lints/src/manual_bits.rs index a72ef1d2de2..809aa168a7a 100644 --- a/clippy_lints/src/manual_bits.rs +++ b/clippy_lints/src/manual_bits.rs @@ -4,7 +4,7 @@ use clippy_utils::{match_def_path, meets_msrv, msrvs, paths}; use rustc_ast::ast::LitKind; use rustc_errors::Applicability; use rustc_hir::{BinOpKind, Expr, ExprKind, GenericArg, QPath}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::ty::{self, Ty}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; diff --git a/clippy_lints/src/manual_non_exhaustive.rs b/clippy_lints/src/manual_non_exhaustive.rs index 63a72d4fdde..33d1bb2985f 100644 --- a/clippy_lints/src/manual_non_exhaustive.rs +++ b/clippy_lints/src/manual_non_exhaustive.rs @@ -5,7 +5,7 @@ use clippy_utils::{meets_msrv, msrvs}; use if_chain::if_chain; use rustc_ast::ast::{FieldDef, Item, ItemKind, Variant, VariantData, VisibilityKind}; use rustc_errors::Applicability; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::{sym, Span}; @@ -116,7 +116,7 @@ fn check_manual_non_exhaustive_enum(cx: &EarlyContext<'_>, item: &Item, variants |diag| { if_chain! { if !item.attrs.iter().any(|attr| attr.has_name(sym::non_exhaustive)); - let header_span = cx.sess.source_map().span_until_char(item.span, '{'); + let header_span = cx.sess().source_map().span_until_char(item.span, '{'); if let Some(snippet) = snippet_opt(cx, header_span); then { diag.span_suggestion( @@ -149,7 +149,7 @@ fn check_manual_non_exhaustive_struct(cx: &EarlyContext<'_>, item: &Item, data: VariantData::Unit(_) => unreachable!("`VariantData::Unit` is already handled above"), }; - cx.sess.source_map().span_until_char(item.span, delimiter) + cx.sess().source_map().span_until_char(item.span, delimiter) } let fields = data.fields(); diff --git a/clippy_lints/src/manual_ok_or.rs b/clippy_lints/src/manual_ok_or.rs index bd083e3e9e2..bf4ab29d908 100644 --- a/clippy_lints/src/manual_ok_or.rs +++ b/clippy_lints/src/manual_ok_or.rs @@ -47,7 +47,7 @@ impl<'tcx> LateLintPass<'tcx> for ManualOkOr { } if_chain! { - if let ExprKind::MethodCall(method_segment, _, args, _) = scrutinee.kind; + if let ExprKind::MethodCall(method_segment, args, _) = scrutinee.kind; if method_segment.ident.name == sym!(map_or); if args.len() == 3; let method_receiver = &args[0]; diff --git a/clippy_lints/src/manual_strip.rs b/clippy_lints/src/manual_strip.rs index f8e28f1671f..aacabf303a7 100644 --- a/clippy_lints/src/manual_strip.rs +++ b/clippy_lints/src/manual_strip.rs @@ -6,11 +6,10 @@ use clippy_utils::{eq_expr_value, higher, match_def_path, meets_msrv, msrvs, pat use if_chain::if_chain; use rustc_ast::ast::LitKind; use rustc_hir::def::Res; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::BinOpKind; use rustc_hir::{BorrowKind, Expr, ExprKind}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::ty; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -75,7 +74,7 @@ impl<'tcx> LateLintPass<'tcx> for ManualStrip { if_chain! { if let Some(higher::If { cond, then, .. }) = higher::If::hir(expr); - if let ExprKind::MethodCall(_, _, [target_arg, pattern], _) = cond.kind; + if let ExprKind::MethodCall(_, [target_arg, pattern], _) = cond.kind; if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(cond.hir_id); if let ExprKind::Path(target_path) = &target_arg.kind; then { @@ -133,7 +132,7 @@ impl<'tcx> LateLintPass<'tcx> for ManualStrip { // Returns `Some(arg)` if `expr` matches `arg.len()` and `None` otherwise. fn len_arg<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option<&'tcx Expr<'tcx>> { if_chain! { - if let ExprKind::MethodCall(_, _, [arg], _) = expr.kind; + if let ExprKind::MethodCall(_, [arg], _) = expr.kind; if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id); if match_def_path(cx, method_def_id, &paths::STR_LEN); then { @@ -203,11 +202,6 @@ fn find_stripping<'tcx>( } impl<'a, 'tcx> Visitor<'tcx> for StrippingFinder<'a, 'tcx> { - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, ex: &'tcx Expr<'_>) { if_chain! { if is_ref_str(self.cx, ex); diff --git a/clippy_lints/src/map_clone.rs b/clippy_lints/src/map_clone.rs index 5b203fd3d92..3f8eeb736fb 100644 --- a/clippy_lints/src/map_clone.rs +++ b/clippy_lints/src/map_clone.rs @@ -5,7 +5,7 @@ use clippy_utils::{is_trait_method, meets_msrv, msrvs, peel_blocks}; use if_chain::if_chain; use rustc_errors::Applicability; use rustc_hir as hir; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::mir::Mutability; use rustc_middle::ty; use rustc_middle::ty::adjustment::Adjust; @@ -62,7 +62,7 @@ impl<'tcx> LateLintPass<'tcx> for MapClone { } if_chain! { - if let hir::ExprKind::MethodCall(method, _, args, _) = e.kind; + if let hir::ExprKind::MethodCall(method, args, _) = e.kind; if args.len() == 2; if method.ident.name == sym::map; let ty = cx.typeck_results().expr_ty(&args[0]); @@ -88,7 +88,7 @@ impl<'tcx> LateLintPass<'tcx> for MapClone { } } }, - hir::ExprKind::MethodCall(method, _, [obj], _) => if_chain! { + hir::ExprKind::MethodCall(method, [obj], _) => if_chain! { if ident_eq(name, obj) && method.ident.name == sym::clone; if let Some(fn_id) = cx.typeck_results().type_dependent_def_id(closure_expr.hir_id); if let Some(trait_id) = cx.tcx.trait_of_item(fn_id); diff --git a/clippy_lints/src/map_err_ignore.rs b/clippy_lints/src/map_err_ignore.rs index 61f21d532c5..e3a42de0b7c 100644 --- a/clippy_lints/src/map_err_ignore.rs +++ b/clippy_lints/src/map_err_ignore.rs @@ -113,7 +113,7 @@ impl<'tcx> LateLintPass<'tcx> for MapErrIgnore { } // check if this is a method call (e.g. x.foo()) - if let ExprKind::MethodCall(method, _t_span, args, _) = e.kind { + if let ExprKind::MethodCall(method, args, _) = e.kind { // only work if the method name is `map_err` and there are only 2 arguments (e.g. x.map_err(|_|[1] // Enum::Variant[2])) if method.ident.as_str() == "map_err" && args.len() == 2 { diff --git a/clippy_lints/src/map_unit_fn.rs b/clippy_lints/src/map_unit_fn.rs index 58c686d95b3..0f6ac478432 100644 --- a/clippy_lints/src/map_unit_fn.rs +++ b/clippy_lints/src/map_unit_fn.rs @@ -129,7 +129,7 @@ fn reduce_unit_expression<'a>(cx: &LateContext<'_>, expr: &'a hir::Expr<'_>) -> } match expr.kind { - hir::ExprKind::Call(_, _) | hir::ExprKind::MethodCall(_, _, _, _) => { + hir::ExprKind::Call(_, _) | hir::ExprKind::MethodCall(..) => { // Calls can't be reduced any more Some(expr.span) }, diff --git a/clippy_lints/src/match_result_ok.rs b/clippy_lints/src/match_result_ok.rs index b1839f00aae..77a4917ec58 100644 --- a/clippy_lints/src/match_result_ok.rs +++ b/clippy_lints/src/match_result_ok.rs @@ -58,7 +58,7 @@ impl<'tcx> LateLintPass<'tcx> for MatchResultOk { }; if_chain! { - if let ExprKind::MethodCall(_, ok_span, [ref result_types_0, ..], _) = let_expr.kind; //check is expr.ok() has type Result<T,E>.ok(, _) + if let ExprKind::MethodCall(ok_path, [ref result_types_0, ..], _) = let_expr.kind; //check is expr.ok() has type Result<T,E>.ok(, _) if let PatKind::TupleStruct(QPath::Resolved(_, x), y, _) = let_pat.kind; //get operation if method_chain_args(let_expr, &["ok"]).is_some(); //test to see if using ok() methoduse std::marker::Sized; if is_type_diagnostic_item(cx, cx.typeck_results().expr_ty(result_types_0), sym::Result); @@ -68,7 +68,7 @@ impl<'tcx> LateLintPass<'tcx> for MatchResultOk { let mut applicability = Applicability::MachineApplicable; let some_expr_string = snippet_with_applicability(cx, y[0].span, "", &mut applicability); - let trimmed_ok = snippet_with_applicability(cx, let_expr.span.until(ok_span), "", &mut applicability); + let trimmed_ok = snippet_with_applicability(cx, let_expr.span.until(ok_path.ident.span), "", &mut applicability); let sugg = format!( "{} let Ok({}) = {}", ifwhile, diff --git a/clippy_lints/src/match_str_case_mismatch.rs b/clippy_lints/src/match_str_case_mismatch.rs index 1fc7eb72142..85aec93670b 100644 --- a/clippy_lints/src/match_str_case_mismatch.rs +++ b/clippy_lints/src/match_str_case_mismatch.rs @@ -2,10 +2,9 @@ use clippy_utils::diagnostics::span_lint_and_sugg; use clippy_utils::ty::is_type_diagnostic_item; use rustc_ast::ast::LitKind; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{Arm, Expr, ExprKind, MatchSource, PatKind}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_middle::lint::in_external_macro; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -86,16 +85,9 @@ struct MatchExprVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for MatchExprVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, ex: &'tcx Expr<'_>) { match ex.kind { - ExprKind::MethodCall(segment, _, [receiver], _) if self.case_altered(segment.ident.as_str(), receiver) => { - }, + ExprKind::MethodCall(segment, [receiver], _) if self.case_altered(segment.ident.as_str(), receiver) => {}, _ => walk_expr(self, ex), } } diff --git a/clippy_lints/src/matches.rs b/clippy_lints/src/matches.rs index 017e4a33980..2579404fb18 100644 --- a/clippy_lints/src/matches.rs +++ b/clippy_lints/src/matches.rs @@ -25,7 +25,7 @@ use rustc_hir::{ Mutability, Node, Pat, PatKind, PathSegment, QPath, RangeEnd, TyKind, }; use rustc_hir::{HirIdMap, HirIdSet}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::ty::{self, Ty, TyS, VariantDef}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -1776,7 +1776,7 @@ mod redundant_pattern_match { use rustc_errors::Applicability; use rustc_hir::LangItem::{OptionNone, OptionSome, PollPending, PollReady, ResultErr, ResultOk}; use rustc_hir::{ - intravisit::{walk_expr, ErasedMap, NestedVisitorMap, Visitor}, + intravisit::{walk_expr, Visitor}, Arm, Block, Expr, ExprKind, LangItem, MatchSource, Node, Pat, PatKind, QPath, UnOp, }; use rustc_lint::LateContext; @@ -1880,11 +1880,6 @@ mod redundant_pattern_match { res: bool, } impl<'a, 'tcx> Visitor<'tcx> for V<'a, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { match expr.kind { // Taking the reference of a value leaves a temporary @@ -1914,7 +1909,7 @@ mod redundant_pattern_match { }, // Method calls can take self by reference. // e.g. In `String::new().len()` the string is a temporary value. - ExprKind::MethodCall(_, _, [self_arg, args @ ..], _) => { + ExprKind::MethodCall(_, [self_arg, args @ ..], _) => { if !matches!(self_arg.kind, ExprKind::Path(_)) { let self_by_ref = self .cx @@ -2025,7 +2020,7 @@ mod redundant_pattern_match { // check that `while_let_on_iterator` lint does not trigger if_chain! { if keyword == "while"; - if let ExprKind::MethodCall(method_path, _, _, _) = let_expr.kind; + if let ExprKind::MethodCall(method_path, _, _) = let_expr.kind; if method_path.ident.name == sym::next; if is_trait_method(cx, let_expr, sym::Iterator); then { diff --git a/clippy_lints/src/mem_replace.rs b/clippy_lints/src/mem_replace.rs index 7fc39f17232..a184806d021 100644 --- a/clippy_lints/src/mem_replace.rs +++ b/clippy_lints/src/mem_replace.rs @@ -6,7 +6,7 @@ use if_chain::if_chain; use rustc_errors::Applicability; use rustc_hir::LangItem::OptionNone; use rustc_hir::{BorrowKind, Expr, ExprKind, Mutability, QPath}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::lint::in_external_macro; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; diff --git a/clippy_lints/src/methods/bind_instead_of_map.rs b/clippy_lints/src/methods/bind_instead_of_map.rs index 150bafc0f5d..ce958b8ac9f 100644 --- a/clippy_lints/src/methods/bind_instead_of_map.rs +++ b/clippy_lints/src/methods/bind_instead_of_map.rs @@ -121,9 +121,9 @@ pub(crate) trait BindInsteadOfMap { }); let (span, msg) = if_chain! { if can_sugg; - if let hir::ExprKind::MethodCall(_, span, ..) = expr.kind; + if let hir::ExprKind::MethodCall(segment, ..) = expr.kind; if let Some(msg) = Self::lint_msg(cx); - then { (span, msg) } else { return false; } + then { (segment.ident.span, msg) } else { return false; } }; span_lint_and_then(cx, BIND_INSTEAD_OF_MAP, expr.span, &msg, |diag| { multispan_sugg_with_applicability( diff --git a/clippy_lints/src/methods/clone_on_copy.rs b/clippy_lints/src/methods/clone_on_copy.rs index b4dacb2580c..0b38a07204e 100644 --- a/clippy_lints/src/methods/clone_on_copy.rs +++ b/clippy_lints/src/methods/clone_on_copy.rs @@ -81,12 +81,12 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, method_name: Symbol, // &*x is a nop, &x.clone() is not ExprKind::AddrOf(..) => return, // (*x).func() is useless, x.clone().func() can work in case func borrows self - ExprKind::MethodCall(_, _, [self_arg, ..], _) + ExprKind::MethodCall(_, [self_arg, ..], _) if expr.hir_id == self_arg.hir_id && ty != cx.typeck_results().expr_ty_adjusted(expr) => { return; }, - ExprKind::MethodCall(_, _, [self_arg, ..], _) if expr.hir_id == self_arg.hir_id => true, + ExprKind::MethodCall(_, [self_arg, ..], _) if expr.hir_id == self_arg.hir_id => true, ExprKind::Match(_, _, MatchSource::TryDesugar | MatchSource::AwaitDesugar) | ExprKind::Field(..) | ExprKind::Index(..) => true, diff --git a/clippy_lints/src/methods/expect_fun_call.rs b/clippy_lints/src/methods/expect_fun_call.rs index 0f39470f342..d813edab687 100644 --- a/clippy_lints/src/methods/expect_fun_call.rs +++ b/clippy_lints/src/methods/expect_fun_call.rs @@ -28,9 +28,9 @@ pub(super) fn check<'tcx>( loop { arg_root = match &arg_root.kind { hir::ExprKind::AddrOf(hir::BorrowKind::Ref, _, expr) => expr, - hir::ExprKind::MethodCall(method_name, _, call_args, _) => { + hir::ExprKind::MethodCall(method_name, call_args, _) => { if call_args.len() == 1 - && (method_name.ident.name == sym::as_str || method_name.ident.name == sym!(as_ref)) + && (method_name.ident.name == sym::as_str || method_name.ident.name == sym::as_ref) && { let arg_type = cx.typeck_results().expr_ty(&call_args[0]); let base_type = arg_type.peel_refs(); diff --git a/clippy_lints/src/methods/extend_with_drain.rs b/clippy_lints/src/methods/extend_with_drain.rs index 687636f8237..a15fe609402 100644 --- a/clippy_lints/src/methods/extend_with_drain.rs +++ b/clippy_lints/src/methods/extend_with_drain.rs @@ -14,7 +14,7 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, recv: &Expr<'_>, arg: if_chain! { if is_type_diagnostic_item(cx, ty, sym::Vec); //check source object - if let ExprKind::MethodCall(src_method, _, [drain_vec, drain_arg], _) = &arg.kind; + if let ExprKind::MethodCall(src_method, [drain_vec, drain_arg], _) = &arg.kind; if src_method.ident.as_str() == "drain"; let src_ty = cx.typeck_results().expr_ty(drain_vec); //check if actual src type is mutable for code suggestion diff --git a/clippy_lints/src/methods/filter_map.rs b/clippy_lints/src/methods/filter_map.rs index 6d8733c08b4..ba1af9f3d62 100644 --- a/clippy_lints/src/methods/filter_map.rs +++ b/clippy_lints/src/methods/filter_map.rs @@ -28,7 +28,7 @@ fn is_method<'tcx>(cx: &LateContext<'tcx>, expr: &hir::Expr<'_>, method_name: Sy let closure_expr = peel_blocks(&body.value); let arg_id = body.params[0].pat.hir_id; match closure_expr.kind { - hir::ExprKind::MethodCall(hir::PathSegment { ident, .. }, _, args, _) => { + hir::ExprKind::MethodCall(hir::PathSegment { ident, .. }, args, _) => { if_chain! { if ident.name == method_name; if let hir::ExprKind::Path(path) = &args[0].kind; @@ -118,7 +118,7 @@ pub(super) fn check<'tcx>( }; // closure ends with is_some() or is_ok() if let PatKind::Binding(_, filter_param_id, _, None) = filter_pat.kind; - if let ExprKind::MethodCall(path, _, [filter_arg], _) = filter_body.value.kind; + if let ExprKind::MethodCall(path, [filter_arg], _) = filter_body.value.kind; if let Some(opt_ty) = cx.typeck_results().expr_ty(filter_arg).ty_adt_def(); if let Some(is_result) = if cx.tcx.is_diagnostic_item(sym::Option, opt_ty.did) { Some(false) @@ -135,7 +135,7 @@ pub(super) fn check<'tcx>( if let [map_param] = map_body.params; if let PatKind::Binding(_, map_param_id, map_param_ident, None) = map_param.pat.kind; // closure ends with expect() or unwrap() - if let ExprKind::MethodCall(seg, _, [map_arg, ..], _) = map_body.value.kind; + if let ExprKind::MethodCall(seg, [map_arg, ..], _) = map_body.value.kind; if matches!(seg.ident.name, sym::expect | sym::unwrap | sym::unwrap_or); let eq_fallback = |a: &Expr<'_>, b: &Expr<'_>| { diff --git a/clippy_lints/src/methods/mod.rs b/clippy_lints/src/methods/mod.rs index d75ab0c4b1b..4b43448bf7b 100644 --- a/clippy_lints/src/methods/mod.rs +++ b/clippy_lints/src/methods/mod.rs @@ -2039,10 +2039,10 @@ impl_lint_pass!(Methods => [ /// Extracts a method call name, args, and `Span` of the method name. fn method_call<'tcx>(recv: &'tcx hir::Expr<'tcx>) -> Option<(&'tcx str, &'tcx [hir::Expr<'tcx>], Span)> { - if let ExprKind::MethodCall(path, span, args, _) = recv.kind { + if let ExprKind::MethodCall(path, args, _) = recv.kind { if !args.iter().any(|e| e.span.from_expansion()) { let name = path.ident.name.as_str(); - return Some((name, args, span)); + return Some((name, args, path.ident.span)); } } None @@ -2060,14 +2060,15 @@ impl<'tcx> LateLintPass<'tcx> for Methods { hir::ExprKind::Call(func, args) => { from_iter_instead_of_collect::check(cx, expr, args, func); }, - hir::ExprKind::MethodCall(method_call, ref method_span, args, _) => { - or_fun_call::check(cx, expr, *method_span, method_call.ident.as_str(), args); - expect_fun_call::check(cx, expr, *method_span, method_call.ident.as_str(), args); + hir::ExprKind::MethodCall(method_call, args, _) => { + let method_span = method_call.ident.span; + or_fun_call::check(cx, expr, method_span, method_call.ident.as_str(), args); + expect_fun_call::check(cx, expr, method_span, method_call.ident.as_str(), args); clone_on_copy::check(cx, expr, method_call.ident.name, args); clone_on_ref_ptr::check(cx, expr, method_call.ident.name, args); inefficient_to_string::check(cx, expr, method_call.ident.name, args); single_char_add_str::check(cx, expr, args); - into_iter_on_ref::check(cx, expr, *method_span, method_call.ident.name, args); + into_iter_on_ref::check(cx, expr, method_span, method_call.ident.name, args); single_char_pattern::check(cx, expr, method_call.ident.name, args); unnecessary_to_owned::check(cx, expr, method_call.ident.name, args); }, @@ -2090,7 +2091,7 @@ impl<'tcx> LateLintPass<'tcx> for Methods { return; } let name = impl_item.ident.name.as_str(); - let parent = cx.tcx.hir().get_parent_did(impl_item.hir_id()); + let parent = cx.tcx.hir().get_parent_item(impl_item.hir_id()); let item = cx.tcx.hir().expect_item(parent); let self_ty = cx.tcx.type_of(item.def_id); @@ -2166,10 +2167,10 @@ impl<'tcx> LateLintPass<'tcx> for Methods { // walk the return type and check for Self (this does not check associated types) if let Some(self_adt) = self_ty.ty_adt_def() { - if contains_adt_constructor(cx.tcx, ret_ty, self_adt) { + if contains_adt_constructor(ret_ty, self_adt) { return; } - } else if contains_ty(cx.tcx, ret_ty, self_ty) { + } else if contains_ty(ret_ty, self_ty) { return; } @@ -2178,12 +2179,16 @@ impl<'tcx> LateLintPass<'tcx> for Methods { // one of the associated types must be Self for &(predicate, _span) in cx.tcx.explicit_item_bounds(def_id) { if let ty::PredicateKind::Projection(projection_predicate) = predicate.kind().skip_binder() { + let assoc_ty = match projection_predicate.term { + ty::Term::Ty(ty) => ty, + ty::Term::Const(_c) => continue, + }; // walk the associated type and check for Self if let Some(self_adt) = self_ty.ty_adt_def() { - if contains_adt_constructor(cx.tcx, projection_predicate.ty, self_adt) { + if contains_adt_constructor(assoc_ty, self_adt) { return; } - } else if contains_ty(cx.tcx, projection_predicate.ty, self_ty) { + } else if contains_ty(assoc_ty, self_ty) { return; } } @@ -2232,7 +2237,7 @@ impl<'tcx> LateLintPass<'tcx> for Methods { if let TraitItemKind::Fn(_, _) = item.kind; let ret_ty = return_ty(cx, item.hir_id()); let self_ty = TraitRef::identity(cx.tcx, item.def_id.to_def_id()).self_ty().skip_binder(); - if !contains_ty(cx.tcx, ret_ty, self_ty); + if !contains_ty(ret_ty, self_ty); then { span_lint( diff --git a/clippy_lints/src/methods/option_as_ref_deref.rs b/clippy_lints/src/methods/option_as_ref_deref.rs index fa74a8f3dc3..ba2d2914315 100644 --- a/clippy_lints/src/methods/option_as_ref_deref.rs +++ b/clippy_lints/src/methods/option_as_ref_deref.rs @@ -56,7 +56,7 @@ pub(super) fn check<'tcx>( let closure_expr = peel_blocks(&closure_body.value); match &closure_expr.kind { - hir::ExprKind::MethodCall(_, _, args, _) => { + hir::ExprKind::MethodCall(_, args, _) => { if_chain! { if args.len() == 1; if path_to_local_id(&args[0], closure_body.params[0].pat.hir_id); diff --git a/clippy_lints/src/methods/option_map_unwrap_or.rs b/clippy_lints/src/methods/option_map_unwrap_or.rs index 2faa6a69f81..9c6f4211031 100644 --- a/clippy_lints/src/methods/option_map_unwrap_or.rs +++ b/clippy_lints/src/methods/option_map_unwrap_or.rs @@ -5,10 +5,10 @@ use clippy_utils::ty::is_copy; use clippy_utils::ty::is_type_diagnostic_item; use rustc_data_structures::fx::FxHashSet; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_path, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_path, Visitor}; use rustc_hir::{self, HirId, Path}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_span::source_map::Span; use rustc_span::{sym, Symbol}; @@ -97,15 +97,15 @@ struct UnwrapVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for UnwrapVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::All; fn visit_path(&mut self, path: &'tcx Path<'_>, _id: HirId) { self.identifiers.insert(ident(path)); walk_path(self, path); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } @@ -116,7 +116,7 @@ struct MapExprVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for MapExprVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::All; fn visit_path(&mut self, path: &'tcx Path<'_>, _id: HirId) { if self.identifiers.contains(&ident(path)) { @@ -126,8 +126,8 @@ impl<'a, 'tcx> Visitor<'tcx> for MapExprVisitor<'a, 'tcx> { walk_path(self, path); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/methods/str_splitn.rs b/clippy_lints/src/methods/str_splitn.rs index 514bdadc442..b2f624ed480 100644 --- a/clippy_lints/src/methods/str_splitn.rs +++ b/clippy_lints/src/methods/str_splitn.rs @@ -132,7 +132,7 @@ fn parse_iter_usage<'tcx>( ) -> Option<IterUsage> { let (kind, span) = match iter.next() { Some((_, Node::Expr(e))) if e.span.ctxt() == ctxt => { - let (name, args) = if let ExprKind::MethodCall(name, _, [_, args @ ..], _) = e.kind { + let (name, args) = if let ExprKind::MethodCall(name, [_, args @ ..], _) = e.kind { (name, args) } else { return None; @@ -173,7 +173,7 @@ fn parse_iter_usage<'tcx>( } else { if_chain! { if let Some((_, Node::Expr(next_expr))) = iter.next(); - if let ExprKind::MethodCall(next_name, _, [_], _) = next_expr.kind; + if let ExprKind::MethodCall(next_name, [_], _) = next_expr.kind; if next_name.ident.name == sym::next; if next_expr.span.ctxt() == ctxt; if let Some(next_id) = cx.typeck_results().type_dependent_def_id(next_expr.hir_id); @@ -217,7 +217,7 @@ fn parse_iter_usage<'tcx>( } }, _ if e.span.ctxt() != ctxt => (None, span), - ExprKind::MethodCall(name, _, [_], _) + ExprKind::MethodCall(name, [_], _) if name.ident.name == sym::unwrap && cx .typeck_results() @@ -289,7 +289,7 @@ fn check_iter<'tcx>( ) -> bool { match iter.next() { Some((_, Node::Expr(e))) if e.span.ctxt() == ctxt => { - let (name, args) = if let ExprKind::MethodCall(name, _, [_, args @ ..], _) = e.kind { + let (name, args) = if let ExprKind::MethodCall(name, [_, args @ ..], _) = e.kind { (name, args) } else { return false; diff --git a/clippy_lints/src/methods/unnecessary_filter_map.rs b/clippy_lints/src/methods/unnecessary_filter_map.rs index 59bdfb923ed..784014f0d87 100644 --- a/clippy_lints/src/methods/unnecessary_filter_map.rs +++ b/clippy_lints/src/methods/unnecessary_filter_map.rs @@ -2,10 +2,9 @@ use clippy_utils::diagnostics::span_lint; use clippy_utils::usage::mutated_variables; use clippy_utils::{is_lang_ctor, is_trait_method, path_to_local_id}; use rustc_hir as hir; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::LangItem::{OptionNone, OptionSome}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; use rustc_middle::ty::{self, TyS}; use rustc_span::sym; @@ -113,8 +112,6 @@ impl<'a, 'tcx> ReturnVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for ReturnVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { if let hir::ExprKind::Ret(Some(expr)) = &expr.kind { let (found_mapping, found_filtering) = check_expression(self.cx, self.arg_id, expr); @@ -124,8 +121,4 @@ impl<'a, 'tcx> Visitor<'tcx> for ReturnVisitor<'a, 'tcx> { walk_expr(self, expr); } } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/methods/unnecessary_iter_cloned.rs b/clippy_lints/src/methods/unnecessary_iter_cloned.rs index 5999245ea7d..65e94c5f44a 100644 --- a/clippy_lints/src/methods/unnecessary_iter_cloned.rs +++ b/clippy_lints/src/methods/unnecessary_iter_cloned.rs @@ -4,10 +4,11 @@ use clippy_utils::source::snippet_opt; use clippy_utils::ty::{get_associated_type, get_iterator_item_ty, implements_trait}; use clippy_utils::{fn_def_id, get_parent_expr, path_to_local_id, usage}; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{def_id::DefId, BorrowKind, Expr, ExprKind, HirId, LangItem, Mutability, Pat}; use rustc_lint::LateContext; -use rustc_middle::{hir::map::Map, ty}; +use rustc_middle::hir::nested_filter; +use rustc_middle::ty; use rustc_span::{sym, Symbol}; use super::UNNECESSARY_TO_OWNED; @@ -44,7 +45,7 @@ pub fn check_for_loop_iter( if let Some(receiver_snippet) = snippet_opt(cx, receiver.span); then { let snippet = if_chain! { - if let ExprKind::MethodCall(maybe_iter_method_name, _, [collection], _) = receiver.kind; + if let ExprKind::MethodCall(maybe_iter_method_name, [collection], _) = receiver.kind; if maybe_iter_method_name.ident.name == sym::iter; if let Some(iterator_trait_id) = cx.tcx.get_diagnostic_item(sym::Iterator); @@ -139,10 +140,10 @@ struct CloneOrCopyVisitor<'cx, 'tcx> { } impl<'cx, 'tcx> Visitor<'tcx> for CloneOrCopyVisitor<'cx, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { @@ -154,7 +155,7 @@ impl<'cx, 'tcx> Visitor<'tcx> for CloneOrCopyVisitor<'cx, 'tcx> { self.addr_of_exprs.push(parent); return; }, - ExprKind::MethodCall(_, _, args, _) => { + ExprKind::MethodCall(_, args, _) => { if_chain! { if args.iter().skip(1).all(|arg| !self.is_binding(arg)); if let Some(method_def_id) = self.cx.typeck_results().type_dependent_def_id(parent.hir_id); diff --git a/clippy_lints/src/methods/unnecessary_to_owned.rs b/clippy_lints/src/methods/unnecessary_to_owned.rs index e5b6d296b2d..b67bfb6597b 100644 --- a/clippy_lints/src/methods/unnecessary_to_owned.rs +++ b/clippy_lints/src/methods/unnecessary_to_owned.rs @@ -243,9 +243,10 @@ fn check_other_call_arg<'tcx>( if if trait_predicate.def_id() == deref_trait_id { if let [projection_predicate] = projection_predicates[..] { let normalized_ty = - cx.tcx.subst_and_normalize_erasing_regions(call_substs, cx.param_env, projection_predicate.ty); + cx.tcx.subst_and_normalize_erasing_regions(call_substs, cx.param_env, projection_predicate.term); implements_trait(cx, receiver_ty, deref_trait_id, &[]) - && get_associated_type(cx, receiver_ty, deref_trait_id, "Target") == Some(normalized_ty) + && get_associated_type(cx, receiver_ty, deref_trait_id, + "Target").map_or(false, |ty| ty::Term::Ty(ty) == normalized_ty) } else { false } @@ -312,7 +313,7 @@ fn get_callee_substs_and_args<'tcx>( } } if_chain! { - if let ExprKind::MethodCall(_, _, args, _) = expr.kind; + if let ExprKind::MethodCall(_, args, _) = expr.kind; if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id); then { let substs = cx.typeck_results().node_substs(expr.hir_id); diff --git a/clippy_lints/src/methods/useless_asref.rs b/clippy_lints/src/methods/useless_asref.rs index e0b1de68b37..ca5d33ee8b0 100644 --- a/clippy_lints/src/methods/useless_asref.rs +++ b/clippy_lints/src/methods/useless_asref.rs @@ -23,8 +23,8 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &hir::Expr<'_>, call_name: &str, // allow the `as_ref` or `as_mut` if it is followed by another method call if_chain! { if let Some(parent) = get_parent_expr(cx, expr); - if let hir::ExprKind::MethodCall(_, ref span, _, _) = parent.kind; - if span != &expr.span; + if let hir::ExprKind::MethodCall(segment, ..) = parent.kind; + if segment.ident.span != expr.span; then { return; } diff --git a/clippy_lints/src/methods/utils.rs b/clippy_lints/src/methods/utils.rs index 24b44f819f4..c4cf994aaca 100644 --- a/clippy_lints/src/methods/utils.rs +++ b/clippy_lints/src/methods/utils.rs @@ -24,7 +24,7 @@ pub(super) fn derefs_to_slice<'tcx>( } } - if let hir::ExprKind::MethodCall(path, _, [self_arg, ..], _) = &expr.kind { + if let hir::ExprKind::MethodCall(path, [self_arg, ..], _) = &expr.kind { if path.ident.name == sym::iter && may_slice(cx, cx.typeck_results().expr_ty(self_arg)) { Some(self_arg) } else { diff --git a/clippy_lints/src/minmax.rs b/clippy_lints/src/minmax.rs index a6450aec4f7..cf9770f5c1f 100644 --- a/clippy_lints/src/minmax.rs +++ b/clippy_lints/src/minmax.rs @@ -86,7 +86,7 @@ fn min_max<'a>(cx: &LateContext<'_>, expr: &'a Expr<'a>) -> Option<(MinMax, Cons None } }, - ExprKind::MethodCall(path, _, args, _) => { + ExprKind::MethodCall(path, args, _) => { if_chain! { if let [obj, _] = args; if cx.typeck_results().expr_ty(obj).is_floating_point() || match_trait_method(cx, expr, &paths::ORD); diff --git a/clippy_lints/src/misc.rs b/clippy_lints/src/misc.rs index 8db71d1e967..3918bdbdf43 100644 --- a/clippy_lints/src/misc.rs +++ b/clippy_lints/src/misc.rs @@ -523,7 +523,7 @@ fn is_signum(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { } if_chain! { - if let ExprKind::MethodCall(method_name, _, [ref self_arg, ..], _) = expr.kind; + if let ExprKind::MethodCall(method_name, [ref self_arg, ..], _) = expr.kind; if sym!(signum) == method_name.ident.name; // Check that the receiver of the signum() is a float (expressions[0] is the receiver of // the method call) diff --git a/clippy_lints/src/misc_early/mod.rs b/clippy_lints/src/misc_early/mod.rs index 6e09e25109f..d955fad7d41 100644 --- a/clippy_lints/src/misc_early/mod.rs +++ b/clippy_lints/src/misc_early/mod.rs @@ -12,7 +12,7 @@ use clippy_utils::source::snippet_opt; use rustc_ast::ast::{Expr, ExprKind, Generics, Lit, LitFloatType, LitIntType, LitKind, NodeId, Pat, PatKind}; use rustc_ast::visit::FnKind; use rustc_data_structures::fx::FxHashMap; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; @@ -342,7 +342,7 @@ impl EarlyLintPass for MiscEarlyLints { } fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } diff --git a/clippy_lints/src/missing_const_for_fn.rs b/clippy_lints/src/missing_const_for_fn.rs index a8d41050856..bad9e0be82e 100644 --- a/clippy_lints/src/missing_const_for_fn.rs +++ b/clippy_lints/src/missing_const_for_fn.rs @@ -5,7 +5,7 @@ use clippy_utils::{fn_has_unsatisfiable_preds, is_entrypoint_fn, meets_msrv, msr use rustc_hir as hir; use rustc_hir::intravisit::FnKind; use rustc_hir::{Body, Constness, FnDecl, GenericParamKind, HirId}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::lint::in_external_macro; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -121,7 +121,7 @@ impl<'tcx> LateLintPass<'tcx> for MissingConstForFn { } }, FnKind::Method(_, sig, ..) => { - if trait_ref_of_method(cx, hir_id).is_some() + if trait_ref_of_method(cx, def_id).is_some() || already_const(sig.header) || method_accepts_dropable(cx, sig.decl.inputs) { diff --git a/clippy_lints/src/module_style.rs b/clippy_lints/src/module_style.rs index 3b65f80cba2..b8dfe996880 100644 --- a/clippy_lints/src/module_style.rs +++ b/clippy_lints/src/module_style.rs @@ -80,9 +80,9 @@ impl EarlyLintPass for ModStyle { return; } - let files = cx.sess.source_map().files(); + let files = cx.sess().source_map().files(); - let trim_to_src = if let RealFileName::LocalPath(p) = &cx.sess.opts.working_dir { + let trim_to_src = if let RealFileName::LocalPath(p) = &cx.sess().opts.working_dir { p.to_string_lossy() } else { return; diff --git a/clippy_lints/src/mut_key.rs b/clippy_lints/src/mut_key.rs index 5fe887a4573..1bdd805f658 100644 --- a/clippy_lints/src/mut_key.rs +++ b/clippy_lints/src/mut_key.rs @@ -89,7 +89,7 @@ impl<'tcx> LateLintPass<'tcx> for MutableKeyType { fn check_impl_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx hir::ImplItem<'tcx>) { if let hir::ImplItemKind::Fn(ref sig, ..) = item.kind { - if trait_ref_of_method(cx, item.hir_id()).is_none() { + if trait_ref_of_method(cx, item.def_id).is_none() { check_sig(cx, item.hir_id(), sig.decl); } } diff --git a/clippy_lints/src/mut_mut.rs b/clippy_lints/src/mut_mut.rs index bcbea8f1e66..cb16f00047a 100644 --- a/clippy_lints/src/mut_mut.rs +++ b/clippy_lints/src/mut_mut.rs @@ -3,7 +3,6 @@ use clippy_utils::higher; use rustc_hir as hir; use rustc_hir::intravisit; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; use rustc_middle::lint::in_external_macro; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -47,8 +46,6 @@ pub struct MutVisitor<'a, 'tcx> { } impl<'a, 'tcx> intravisit::Visitor<'tcx> for MutVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { if in_external_macro(self.cx.sess(), expr.span) { return; @@ -114,7 +111,4 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for MutVisitor<'a, 'tcx> { intravisit::walk_ty(self, ty); } - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::None - } } diff --git a/clippy_lints/src/mut_mutex_lock.rs b/clippy_lints/src/mut_mutex_lock.rs index b1e6308d2e1..7871be41d62 100644 --- a/clippy_lints/src/mut_mutex_lock.rs +++ b/clippy_lints/src/mut_mutex_lock.rs @@ -49,7 +49,7 @@ declare_lint_pass!(MutMutexLock => [MUT_MUTEX_LOCK]); impl<'tcx> LateLintPass<'tcx> for MutMutexLock { fn check_expr(&mut self, cx: &LateContext<'tcx>, ex: &'tcx Expr<'tcx>) { if_chain! { - if let ExprKind::MethodCall(path, method_span, [self_arg, ..], _) = &ex.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &ex.kind; if path.ident.name == sym!(lock); let ty = cx.typeck_results().expr_ty(self_arg); if let ty::Ref(_, inner_ty, Mutability::Mut) = ty.kind(); @@ -58,7 +58,7 @@ impl<'tcx> LateLintPass<'tcx> for MutMutexLock { span_lint_and_sugg( cx, MUT_MUTEX_LOCK, - *method_span, + path.ident.span, "calling `&mut Mutex::lock` unnecessarily locks an exclusive (mutable) reference", "change this to", "get_mut".to_owned(), diff --git a/clippy_lints/src/mut_reference.rs b/clippy_lints/src/mut_reference.rs index 22834cf61ee..5c3e505c06c 100644 --- a/clippy_lints/src/mut_reference.rs +++ b/clippy_lints/src/mut_reference.rs @@ -45,7 +45,7 @@ impl<'tcx> LateLintPass<'tcx> for UnnecessaryMutPassed { ); } }, - ExprKind::MethodCall(path, _, arguments, _) => { + ExprKind::MethodCall(path, arguments, _) => { let def_id = cx.typeck_results().type_dependent_def_id(e.hir_id).unwrap(); let substs = cx.typeck_results().node_substs(e.hir_id); let method_type = cx.tcx.type_of(def_id).subst(cx.tcx, substs); diff --git a/clippy_lints/src/mutable_debug_assertion.rs b/clippy_lints/src/mutable_debug_assertion.rs index 49d4b3a1850..4ba68c8eacd 100644 --- a/clippy_lints/src/mutable_debug_assertion.rs +++ b/clippy_lints/src/mutable_debug_assertion.rs @@ -1,9 +1,9 @@ use clippy_utils::diagnostics::span_lint; use clippy_utils::macros::{find_assert_eq_args, root_macro_call_first_node}; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{BorrowKind, Expr, ExprKind, MatchSource, Mutability}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::Span; @@ -84,7 +84,7 @@ impl<'a, 'tcx> MutArgVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for MutArgVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { match expr.kind { @@ -111,7 +111,7 @@ impl<'a, 'tcx> Visitor<'tcx> for MutArgVisitor<'a, 'tcx> { walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/needless_for_each.rs b/clippy_lints/src/needless_for_each.rs index 19d58f7474b..6cf513b214e 100644 --- a/clippy_lints/src/needless_for_each.rs +++ b/clippy_lints/src/needless_for_each.rs @@ -1,10 +1,9 @@ use rustc_errors::Applicability; use rustc_hir::{ - intravisit::{walk_expr, NestedVisitorMap, Visitor}, + intravisit::{walk_expr, Visitor}, Expr, ExprKind, Stmt, StmtKind, }; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::{source_map::Span, sym, Symbol}; @@ -57,12 +56,12 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessForEach { if_chain! { // Check the method name is `for_each`. - if let ExprKind::MethodCall(method_name, _, [for_each_recv, for_each_arg], _) = expr.kind; + if let ExprKind::MethodCall(method_name, [for_each_recv, for_each_arg], _) = expr.kind; if method_name.ident.name == Symbol::intern("for_each"); // Check `for_each` is an associated function of `Iterator`. if is_trait_method(cx, expr, sym::Iterator); // Checks the receiver of `for_each` is also a method call. - if let ExprKind::MethodCall(_, _, [iter_recv], _) = for_each_recv.kind; + if let ExprKind::MethodCall(_, [iter_recv], _) = for_each_recv.kind; // Skip the lint if the call chain is too long. e.g. `v.field.iter().for_each()` or // `v.foo().iter().for_each()` must be skipped. if matches!( @@ -136,8 +135,6 @@ struct RetCollector { } impl<'tcx> Visitor<'tcx> for RetCollector { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &Expr<'_>) { match expr.kind { ExprKind::Ret(..) => { @@ -160,8 +157,4 @@ impl<'tcx> Visitor<'tcx> for RetCollector { walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/needless_option_as_deref.rs b/clippy_lints/src/needless_option_as_deref.rs index 0931fec149e..21d8263390a 100644 --- a/clippy_lints/src/needless_option_as_deref.rs +++ b/clippy_lints/src/needless_option_as_deref.rs @@ -46,7 +46,7 @@ impl<'tcx> LateLintPass<'tcx> for OptionNeedlessDeref { if_chain! { if is_type_diagnostic_item(cx,outer_ty,sym::Option); - if let ExprKind::MethodCall(path, _, [sub_expr], _) = expr.kind; + if let ExprKind::MethodCall(path, [sub_expr], _) = expr.kind; let symbol = path.ident.as_str(); if symbol == "as_deref" || symbol == "as_deref_mut"; if TyS::same_type( outer_ty, typeck.expr_ty(sub_expr) ); diff --git a/clippy_lints/src/needless_pass_by_value.rs b/clippy_lints/src/needless_pass_by_value.rs index 35877d51c0c..ebd4fb0bf51 100644 --- a/clippy_lints/src/needless_pass_by_value.rs +++ b/clippy_lints/src/needless_pass_by_value.rs @@ -118,7 +118,7 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessPassByValue { let fn_def_id = cx.tcx.hir().local_def_id(hir_id); let preds = traits::elaborate_predicates(cx.tcx, cx.param_env.caller_bounds().iter()) - .filter(|p| !p.is_global(cx.tcx)) + .filter(|p| !p.is_global()) .filter_map(|obligation| { // Note that we do not want to deal with qualified predicates here. match obligation.predicate.kind().no_bound_vars() { diff --git a/clippy_lints/src/new_without_default.rs b/clippy_lints/src/new_without_default.rs index f0c0c89ca8f..aec95530bba 100644 --- a/clippy_lints/src/new_without_default.rs +++ b/clippy_lints/src/new_without_default.rs @@ -101,7 +101,7 @@ impl<'tcx> LateLintPass<'tcx> for NewWithoutDefault { if sig.decl.inputs.is_empty(); if name == sym::new; if cx.access_levels.is_reachable(impl_item.def_id); - let self_def_id = cx.tcx.hir().local_def_id(cx.tcx.hir().get_parent_item(id)); + let self_def_id = cx.tcx.hir().get_parent_item(id); let self_ty = cx.tcx.type_of(self_def_id); if TyS::same_type(self_ty, return_ty(cx, id)); if let Some(default_trait_id) = cx.tcx.get_diagnostic_item(sym::Default); diff --git a/clippy_lints/src/non_copy_const.rs b/clippy_lints/src/non_copy_const.rs index 7d2ff083b7e..21ac6548b01 100644 --- a/clippy_lints/src/non_copy_const.rs +++ b/clippy_lints/src/non_copy_const.rs @@ -280,7 +280,7 @@ impl<'tcx> LateLintPass<'tcx> for NonCopyConst { fn check_impl_item(&mut self, cx: &LateContext<'tcx>, impl_item: &'tcx ImplItem<'_>) { if let ImplItemKind::Const(hir_ty, body_id) = &impl_item.kind { - let item_def_id = cx.tcx.hir().get_parent_did(impl_item.hir_id()); + let item_def_id = cx.tcx.hir().get_parent_item(impl_item.hir_id()); let item = cx.tcx.hir().expect_item(item_def_id); match &item.kind { diff --git a/clippy_lints/src/non_expressive_names.rs b/clippy_lints/src/non_expressive_names.rs index 39a37e3e378..0d0c88b02c7 100644 --- a/clippy_lints/src/non_expressive_names.rs +++ b/clippy_lints/src/non_expressive_names.rs @@ -3,7 +3,7 @@ use rustc_ast::ast::{ self, Arm, AssocItem, AssocItemKind, Attribute, Block, FnDecl, Item, ItemKind, Local, Pat, PatKind, }; use rustc_ast::visit::{walk_block, walk_expr, walk_pat, Visitor}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::source_map::Span; @@ -356,7 +356,7 @@ impl<'a, 'tcx> Visitor<'tcx> for SimilarNamesLocalVisitor<'a, 'tcx> { impl EarlyLintPass for NonExpressiveNames { fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) { - if in_external_macro(cx.sess, item.span) { + if in_external_macro(cx.sess(), item.span) { return; } @@ -371,7 +371,7 @@ impl EarlyLintPass for NonExpressiveNames { } fn check_impl_item(&mut self, cx: &EarlyContext<'_>, item: &AssocItem) { - if in_external_macro(cx.sess, item.span) { + if in_external_macro(cx.sess(), item.span) { return; } diff --git a/clippy_lints/src/non_octal_unix_permissions.rs b/clippy_lints/src/non_octal_unix_permissions.rs index e46fee4cac5..ed022b9d529 100644 --- a/clippy_lints/src/non_octal_unix_permissions.rs +++ b/clippy_lints/src/non_octal_unix_permissions.rs @@ -43,7 +43,7 @@ declare_lint_pass!(NonOctalUnixPermissions => [NON_OCTAL_UNIX_PERMISSIONS]); impl<'tcx> LateLintPass<'tcx> for NonOctalUnixPermissions { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { match &expr.kind { - ExprKind::MethodCall(path, _, [func, param], _) => { + ExprKind::MethodCall(path, [func, param], _) => { let obj_ty = cx.typeck_results().expr_ty(func).peel_refs(); if_chain! { diff --git a/clippy_lints/src/non_send_fields_in_send_ty.rs b/clippy_lints/src/non_send_fields_in_send_ty.rs index 203f03d3603..ab1559c85d8 100644 --- a/clippy_lints/src/non_send_fields_in_send_ty.rs +++ b/clippy_lints/src/non_send_fields_in_send_ty.rs @@ -111,7 +111,7 @@ impl<'tcx> LateLintPass<'tcx> for NonSendFieldInSendTy { non_send_fields.push(NonSendField { def: field_def, ty: field_ty, - generic_params: collect_generic_params(cx, field_ty), + generic_params: collect_generic_params(field_ty), }) } } @@ -171,8 +171,8 @@ impl<'tcx> NonSendField<'tcx> { /// Given a type, collect all of its generic parameters. /// Example: `MyStruct<P, Box<Q, R>>` => `vec![P, Q, R]` -fn collect_generic_params<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> Vec<Ty<'tcx>> { - ty.walk(cx.tcx) +fn collect_generic_params(ty: Ty<'_>) -> Vec<Ty<'_>> { + ty.walk() .filter_map(|inner| match inner.unpack() { GenericArgKind::Type(inner_ty) => Some(inner_ty), _ => None, @@ -226,7 +226,7 @@ fn ty_allowed_with_raw_pointer_heuristic<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'t /// Checks if the type contains any pointer-like types in substs (including nested ones) fn contains_pointer_like<'tcx>(cx: &LateContext<'tcx>, target_ty: Ty<'tcx>) -> bool { - for ty_node in target_ty.walk(cx.tcx) { + for ty_node in target_ty.walk() { if let GenericArgKind::Type(inner_ty) = ty_node.unpack() { match inner_ty.kind() { ty::RawPtr(_) => { diff --git a/clippy_lints/src/octal_escapes.rs b/clippy_lints/src/octal_escapes.rs index b446cf9b6c2..c19cea66104 100644 --- a/clippy_lints/src/octal_escapes.rs +++ b/clippy_lints/src/octal_escapes.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_then; use rustc_ast::ast::{Expr, ExprKind}; use rustc_ast::token::{Lit, LitKind}; use rustc_errors::Applicability; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::Span; @@ -51,7 +51,7 @@ declare_lint_pass!(OctalEscapes => [OCTAL_ESCAPES]); impl EarlyLintPass for OctalEscapes { fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } diff --git a/clippy_lints/src/open_options.rs b/clippy_lints/src/open_options.rs index 1b9285c2298..5a0b5042018 100644 --- a/clippy_lints/src/open_options.rs +++ b/clippy_lints/src/open_options.rs @@ -32,7 +32,7 @@ declare_lint_pass!(OpenOptions => [NONSENSICAL_OPEN_OPTIONS]); impl<'tcx> LateLintPass<'tcx> for OpenOptions { fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) { - if let ExprKind::MethodCall(path, _, [self_arg, ..], _) = &e.kind { + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &e.kind { let obj_ty = cx.typeck_results().expr_ty(self_arg).peel_refs(); if path.ident.name == sym!(open) && match_type(cx, obj_ty, &paths::OPEN_OPTIONS) { let mut options = Vec::new(); @@ -60,7 +60,7 @@ enum OpenOption { } fn get_open_options(cx: &LateContext<'_>, argument: &Expr<'_>, options: &mut Vec<(OpenOption, Argument)>) { - if let ExprKind::MethodCall(path, _, arguments, _) = argument.kind { + if let ExprKind::MethodCall(path, arguments, _) = argument.kind { let obj_ty = cx.typeck_results().expr_ty(&arguments[0]).peel_refs(); // Only proceed if this is a call on some object of type std::fs::OpenOptions diff --git a/clippy_lints/src/option_if_let_else.rs b/clippy_lints/src/option_if_let_else.rs index 953de0f72a8..c9f807f2aa3 100644 --- a/clippy_lints/src/option_if_let_else.rs +++ b/clippy_lints/src/option_if_let_else.rs @@ -68,7 +68,7 @@ declare_lint_pass!(OptionIfLetElse => [OPTION_IF_LET_ELSE]); /// Returns true iff the given expression is the result of calling `Result::ok` fn is_result_ok(cx: &LateContext<'_>, expr: &'_ Expr<'_>) -> bool { - if let ExprKind::MethodCall(path, _, &[ref receiver], _) = &expr.kind { + if let ExprKind::MethodCall(path, &[ref receiver], _) = &expr.kind { path.ident.name.as_str() == "ok" && is_type_diagnostic_item(cx, cx.typeck_results().expr_ty(receiver), sym::Result) } else { diff --git a/clippy_lints/src/path_buf_push_overwrite.rs b/clippy_lints/src/path_buf_push_overwrite.rs index e58ca95fa04..3f940ce61c0 100644 --- a/clippy_lints/src/path_buf_push_overwrite.rs +++ b/clippy_lints/src/path_buf_push_overwrite.rs @@ -46,7 +46,7 @@ declare_lint_pass!(PathBufPushOverwrite => [PATH_BUF_PUSH_OVERWRITE]); impl<'tcx> LateLintPass<'tcx> for PathBufPushOverwrite { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if_chain! { - if let ExprKind::MethodCall(path, _, args, _) = expr.kind; + if let ExprKind::MethodCall(path, args, _) = expr.kind; if path.ident.name == sym!(push); if args.len() == 2; if is_type_diagnostic_item(cx, cx.typeck_results().expr_ty(&args[0]).peel_refs(), sym::PathBuf); diff --git a/clippy_lints/src/ptr.rs b/clippy_lints/src/ptr.rs index c2ade4f0db7..b5d65542de0 100644 --- a/clippy_lints/src/ptr.rs +++ b/clippy_lints/src/ptr.rs @@ -10,14 +10,14 @@ use if_chain::if_chain; use rustc_errors::Applicability; use rustc_hir::def_id::DefId; use rustc_hir::hir_id::HirIdMap; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{ self as hir, AnonConst, BinOpKind, BindingAnnotation, Body, Expr, ExprKind, FnDecl, FnRetTy, GenericArg, ImplItemKind, ItemKind, Lifetime, LifetimeName, Mutability, Node, Param, ParamName, PatKind, QPath, TraitFn, TraitItem, TraitItemKind, TyKind, }; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty::{self, AssocItems, AssocKind, Ty}; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::Span; @@ -519,9 +519,9 @@ fn check_ptr_arg_usage<'tcx>(cx: &LateContext<'tcx>, body: &'tcx Body<'_>, args: skip_count: usize, } impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + type NestedFilter = nested_filter::OnlyBodies; + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_anon_const(&mut self, _: &'tcx AnonConst) {} @@ -572,7 +572,7 @@ fn check_ptr_arg_usage<'tcx>(cx: &LateContext<'tcx>, body: &'tcx Body<'_>, args: set_skip_flag(); } }, - ExprKind::MethodCall(name, _, expr_args @ [self_arg, ..], _) => { + ExprKind::MethodCall(name, expr_args @ [self_arg, ..], _) => { let i = expr_args.iter().position(|arg| arg.hir_id == child_id).unwrap_or(0); if i == 0 { // Check if the method can be renamed. diff --git a/clippy_lints/src/ptr_offset_with_cast.rs b/clippy_lints/src/ptr_offset_with_cast.rs index 964564b5794..b907f38afbb 100644 --- a/clippy_lints/src/ptr_offset_with_cast.rs +++ b/clippy_lints/src/ptr_offset_with_cast.rs @@ -93,7 +93,7 @@ fn expr_as_ptr_offset_call<'tcx>( cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>, ) -> Option<(&'tcx Expr<'tcx>, &'tcx Expr<'tcx>, Method)> { - if let ExprKind::MethodCall(path_segment, _, [arg_0, arg_1, ..], _) = &expr.kind { + if let ExprKind::MethodCall(path_segment, [arg_0, arg_1, ..], _) = &expr.kind { if is_expr_ty_raw_ptr(cx, arg_0) { if path_segment.ident.name == sym::offset { return Some((arg_0, arg_1, Method::Offset)); diff --git a/clippy_lints/src/question_mark.rs b/clippy_lints/src/question_mark.rs index c765c8962cf..6f634ded5fe 100644 --- a/clippy_lints/src/question_mark.rs +++ b/clippy_lints/src/question_mark.rs @@ -58,7 +58,7 @@ impl QuestionMark { fn check_is_none_or_err_and_early_return(cx: &LateContext<'_>, expr: &Expr<'_>) { if_chain! { if let Some(higher::If { cond, then, r#else }) = higher::If::hir(expr); - if let ExprKind::MethodCall(segment, _, args, _) = &cond.kind; + if let ExprKind::MethodCall(segment, args, _) = &cond.kind; if let Some(subject) = args.get(0); if (Self::option_check_and_early_return(cx, subject, then) && segment.ident.name == sym!(is_none)) || (Self::result_check_and_early_return(cx, subject, then) && segment.ident.name == sym!(is_err)); diff --git a/clippy_lints/src/ranges.rs b/clippy_lints/src/ranges.rs index a1e67c33abf..8065ed3ffc5 100644 --- a/clippy_lints/src/ranges.rs +++ b/clippy_lints/src/ranges.rs @@ -8,7 +8,7 @@ use if_chain::if_chain; use rustc_ast::ast::RangeLimits; use rustc_errors::Applicability; use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment, QPath}; -use rustc_lint::{LateContext, LateLintPass, LintContext}; +use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::ty; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -190,7 +190,7 @@ impl_lint_pass!(Ranges => [ impl<'tcx> LateLintPass<'tcx> for Ranges { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { match expr.kind { - ExprKind::MethodCall(path, _, args, _) => { + ExprKind::MethodCall(path, args, _) => { check_range_zip_with_len(cx, path, args, expr.span); }, ExprKind::Binary(ref op, l, r) => { @@ -331,13 +331,13 @@ fn check_range_zip_with_len(cx: &LateContext<'_>, path: &PathSegment<'_>, args: if path.ident.as_str() == "zip"; if let [iter, zip_arg] = args; // `.iter()` call - if let ExprKind::MethodCall(iter_path, _, iter_args, _) = iter.kind; + if let ExprKind::MethodCall(iter_path, iter_args, _) = iter.kind; if iter_path.ident.name == sym::iter; // range expression in `.zip()` call: `0..x.len()` if let Some(higher::Range { start: Some(start), end: Some(end), .. }) = higher::Range::hir(zip_arg); if is_integer_const(cx, start, 0); // `.len()` call - if let ExprKind::MethodCall(len_path, _, len_args, _) = end.kind; + if let ExprKind::MethodCall(len_path, len_args, _) = end.kind; if len_path.ident.name == sym::len && len_args.len() == 1; // `.iter()` and `.len()` called on same `Path` if let ExprKind::Path(QPath::Resolved(_, iter_path)) = iter_args[0].kind; diff --git a/clippy_lints/src/redundant_clone.rs b/clippy_lints/src/redundant_clone.rs index 1991a01fb60..3e0e32857f1 100644 --- a/clippy_lints/src/redundant_clone.rs +++ b/clippy_lints/src/redundant_clone.rs @@ -14,7 +14,7 @@ use rustc_middle::mir::{ visit::{MutatingUseContext, NonMutatingUseContext, PlaceContext, Visitor as _}, Mutability, }; -use rustc_middle::ty::{self, fold::TypeVisitor, Ty, TyCtxt}; +use rustc_middle::ty::{self, fold::TypeVisitor, Ty}; use rustc_mir_dataflow::{Analysis, AnalysisDomain, CallReturnPlaces, GenKill, GenKillAnalysis, ResultsCursor}; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::source_map::{BytePos, Span}; @@ -575,7 +575,7 @@ impl<'a, 'tcx> mir::visit::Visitor<'tcx> for PossibleBorrowerVisitor<'a, 'tcx> { self.possible_borrower.add(borrowed.local, lhs); }, other => { - if ContainsRegion(self.cx.tcx) + if ContainsRegion .visit_ty(place.ty(&self.body.local_decls, self.cx.tcx).ty) .is_continue() { @@ -624,10 +624,7 @@ impl<'a, 'tcx> mir::visit::Visitor<'tcx> for PossibleBorrowerVisitor<'a, 'tcx> { .flat_map(HybridBitSet::iter) .collect(); - if ContainsRegion(self.cx.tcx) - .visit_ty(self.body.local_decls[*dest].ty) - .is_break() - { + if ContainsRegion.visit_ty(self.body.local_decls[*dest].ty).is_break() { mutable_variables.push(*dest); } @@ -703,15 +700,12 @@ impl<'a, 'tcx> mir::visit::Visitor<'tcx> for PossibleOriginVisitor<'a, 'tcx> { } } -struct ContainsRegion<'tcx>(TyCtxt<'tcx>); +struct ContainsRegion; -impl<'tcx> TypeVisitor<'tcx> for ContainsRegion<'tcx> { +impl TypeVisitor<'_> for ContainsRegion { type BreakTy = (); - fn tcx_for_anon_const_substs(&self) -> Option<TyCtxt<'tcx>> { - Some(self.0) - } - fn visit_region(&mut self, _: ty::Region<'tcx>) -> ControlFlow<Self::BreakTy> { + fn visit_region(&mut self, _: ty::Region<'_>) -> ControlFlow<Self::BreakTy> { ControlFlow::BREAK } } diff --git a/clippy_lints/src/redundant_closure_call.rs b/clippy_lints/src/redundant_closure_call.rs index 0de282542fc..5a25008e95e 100644 --- a/clippy_lints/src/redundant_closure_call.rs +++ b/clippy_lints/src/redundant_closure_call.rs @@ -8,8 +8,8 @@ use rustc_errors::Applicability; use rustc_hir as hir; use rustc_hir::intravisit as hir_visit; use rustc_hir::intravisit::Visitor as HirVisitor; -use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass, LintContext}; +use rustc_middle::hir::nested_filter; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -62,7 +62,7 @@ impl<'ast> ast_visit::Visitor<'ast> for ReturnVisitor { impl EarlyLintPass for RedundantClosureCall { fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &ast::Expr) { - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } if_chain! { @@ -106,7 +106,7 @@ impl<'tcx> LateLintPass<'tcx> for RedundantClosureCall { count: usize, } impl<'a, 'tcx> hir_visit::Visitor<'tcx> for ClosureUsageCount<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx hir::Expr<'tcx>) { if_chain! { @@ -121,8 +121,8 @@ impl<'tcx> LateLintPass<'tcx> for RedundantClosureCall { hir_visit::walk_expr(self, expr); } - fn nested_visit_map(&mut self) -> hir_visit::NestedVisitorMap<Self::Map> { - hir_visit::NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } let mut closure_usage_count = ClosureUsageCount { cx, path, count: 0 }; diff --git a/clippy_lints/src/redundant_else.rs b/clippy_lints/src/redundant_else.rs index 93dbe936d58..73088ce1a87 100644 --- a/clippy_lints/src/redundant_else.rs +++ b/clippy_lints/src/redundant_else.rs @@ -1,7 +1,7 @@ use clippy_utils::diagnostics::span_lint_and_help; use rustc_ast::ast::{Block, Expr, ExprKind, Stmt, StmtKind}; use rustc_ast::visit::{walk_expr, Visitor}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -46,7 +46,7 @@ declare_lint_pass!(RedundantElse => [REDUNDANT_ELSE]); impl EarlyLintPass for RedundantElse { fn check_stmt(&mut self, cx: &EarlyContext<'_>, stmt: &Stmt) { - if in_external_macro(cx.sess, stmt.span) { + if in_external_macro(cx.sess(), stmt.span) { return; } // Only look at expressions that are a whole statement diff --git a/clippy_lints/src/redundant_field_names.rs b/clippy_lints/src/redundant_field_names.rs index 0dea4a784b2..40a62fd6d20 100644 --- a/clippy_lints/src/redundant_field_names.rs +++ b/clippy_lints/src/redundant_field_names.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_sugg; use clippy_utils::{meets_msrv, msrvs}; use rustc_ast::ast::{Expr, ExprKind}; use rustc_errors::Applicability; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -55,7 +55,7 @@ impl EarlyLintPass for RedundantFieldNames { return; } - if in_external_macro(cx.sess, expr.span) { + if in_external_macro(cx.sess(), expr.span) { return; } if let ExprKind::Struct(ref se) = expr.kind { diff --git a/clippy_lints/src/repeat_once.rs b/clippy_lints/src/repeat_once.rs index b5dd2de6337..898c70ace66 100644 --- a/clippy_lints/src/repeat_once.rs +++ b/clippy_lints/src/repeat_once.rs @@ -46,7 +46,7 @@ declare_lint_pass!(RepeatOnce => [REPEAT_ONCE]); impl<'tcx> LateLintPass<'tcx> for RepeatOnce { fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'tcx Expr<'_>) { if_chain! { - if let ExprKind::MethodCall(path, _, [receiver, count], _) = &expr.kind; + if let ExprKind::MethodCall(path, [receiver, count], _) = &expr.kind; if path.ident.name == sym!(repeat); if constant_context(cx, cx.typeck_results()).expr(count) == Some(Constant::Int(1)); if !receiver.span.from_expansion(); diff --git a/clippy_lints/src/returns.rs b/clippy_lints/src/returns.rs index 112ccdcdd42..8068fa22d9c 100644 --- a/clippy_lints/src/returns.rs +++ b/clippy_lints/src/returns.rs @@ -4,10 +4,9 @@ use clippy_utils::{fn_def_id, path_to_local_id}; use if_chain::if_chain; use rustc_ast::ast::Attribute; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, FnKind, Visitor}; use rustc_hir::{Block, Body, Expr, ExprKind, FnDecl, HirId, MatchSource, PatKind, StmtKind}; use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; use rustc_middle::lint::in_external_macro; use rustc_middle::ty::subst::GenericArgKind; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -287,8 +286,6 @@ struct BorrowVisitor<'a, 'tcx> { } impl<'tcx> Visitor<'tcx> for BorrowVisitor<'_, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { if self.borrows { return; @@ -301,14 +298,10 @@ impl<'tcx> Visitor<'tcx> for BorrowVisitor<'_, 'tcx> { .fn_sig(def_id) .output() .skip_binder() - .walk(self.cx.tcx) + .walk() .any(|arg| matches!(arg.unpack(), GenericArgKind::Lifetime(_))); } walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/same_name_method.rs b/clippy_lints/src/same_name_method.rs index 1bbaa104e60..22b45896955 100644 --- a/clippy_lints/src/same_name_method.rs +++ b/clippy_lints/src/same_name_method.rs @@ -87,7 +87,7 @@ impl<'tcx> LateLintPass<'tcx> for SameNameMethod { .filter(|assoc_item| { matches!(assoc_item.kind, AssocKind::Fn) }) - .map(|assoc_item| assoc_item.ident.name) + .map(|assoc_item| assoc_item.name) .collect() }else{ BTreeSet::new() diff --git a/clippy_lints/src/self_named_constructors.rs b/clippy_lints/src/self_named_constructors.rs index d386663e498..123d0ad0457 100644 --- a/clippy_lints/src/self_named_constructors.rs +++ b/clippy_lints/src/self_named_constructors.rs @@ -51,7 +51,7 @@ impl<'tcx> LateLintPass<'tcx> for SelfNamedConstructors { _ => return, } - let parent = cx.tcx.hir().get_parent_did(impl_item.hir_id()); + let parent = cx.tcx.hir().get_parent_item(impl_item.hir_id()); let item = cx.tcx.hir().expect_item(parent); let self_ty = cx.tcx.type_of(item.def_id); let ret_ty = return_ty(cx, impl_item.hir_id()); @@ -63,10 +63,10 @@ impl<'tcx> LateLintPass<'tcx> for SelfNamedConstructors { // Ensure method is constructor-like if let Some(self_adt) = self_ty.ty_adt_def() { - if !contains_adt_constructor(cx.tcx, ret_ty, self_adt) { + if !contains_adt_constructor(ret_ty, self_adt) { return; } - } else if !contains_ty(cx.tcx, ret_ty, self_ty) { + } else if !contains_ty(ret_ty, self_ty) { return; } diff --git a/clippy_lints/src/single_char_lifetime_names.rs b/clippy_lints/src/single_char_lifetime_names.rs index ee82666b5af..aa306a630c4 100644 --- a/clippy_lints/src/single_char_lifetime_names.rs +++ b/clippy_lints/src/single_char_lifetime_names.rs @@ -1,6 +1,6 @@ use clippy_utils::diagnostics::span_lint_and_help; use rustc_ast::ast::{GenericParam, GenericParamKind}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_middle::lint::in_external_macro; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -43,7 +43,7 @@ declare_lint_pass!(SingleCharLifetimeNames => [SINGLE_CHAR_LIFETIME_NAMES]); impl EarlyLintPass for SingleCharLifetimeNames { fn check_generic_param(&mut self, ctx: &EarlyContext<'_>, param: &GenericParam) { - if in_external_macro(ctx.sess, param.ident.span) { + if in_external_macro(ctx.sess(), param.ident.span) { return; } diff --git a/clippy_lints/src/single_component_path_imports.rs b/clippy_lints/src/single_component_path_imports.rs index 28d32203da9..961cdb317e7 100644 --- a/clippy_lints/src/single_component_path_imports.rs +++ b/clippy_lints/src/single_component_path_imports.rs @@ -1,7 +1,7 @@ use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_sugg}; use rustc_ast::{ptr::P, Crate, Item, ItemKind, MacroDef, ModKind, UseTreeKind, VisibilityKind}; use rustc_errors::Applicability; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::{edition::Edition, symbol::kw, Span, Symbol}; @@ -37,7 +37,7 @@ declare_lint_pass!(SingleComponentPathImports => [SINGLE_COMPONENT_PATH_IMPORTS] impl EarlyLintPass for SingleComponentPathImports { fn check_crate(&mut self, cx: &EarlyContext<'_>, krate: &Crate) { - if cx.sess.opts.edition < Edition::Edition2018 { + if cx.sess().opts.edition < Edition::Edition2018 { return; } check_mod(cx, &krate.items); diff --git a/clippy_lints/src/size_of_in_element_count.rs b/clippy_lints/src/size_of_in_element_count.rs index 9b195f3c0a2..c7c57ab426d 100644 --- a/clippy_lints/src/size_of_in_element_count.rs +++ b/clippy_lints/src/size_of_in_element_count.rs @@ -108,7 +108,7 @@ fn get_pointee_ty_and_count_expr<'tcx>( }; if_chain! { // Find calls to copy_{from,to}{,_nonoverlapping} and write_bytes methods - if let ExprKind::MethodCall(method_path, _, [ptr_self, .., count], _) = expr.kind; + if let ExprKind::MethodCall(method_path, [ptr_self, .., count], _) = expr.kind; let method_ident = method_path.ident.as_str(); if METHODS.iter().any(|m| *m == &*method_ident); diff --git a/clippy_lints/src/slow_vector_initialization.rs b/clippy_lints/src/slow_vector_initialization.rs index 1ae772ef70b..b4ad5dcbe3e 100644 --- a/clippy_lints/src/slow_vector_initialization.rs +++ b/clippy_lints/src/slow_vector_initialization.rs @@ -5,10 +5,9 @@ use clippy_utils::{get_enclosing_block, is_expr_path_def_path, path_to_local, pa use if_chain::if_chain; use rustc_ast::ast::LitKind; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_block, walk_expr, walk_stmt, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_block, walk_expr, walk_stmt, Visitor}; use rustc_hir::{BindingAnnotation, Block, Expr, ExprKind, HirId, PatKind, QPath, Stmt, StmtKind}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::symbol::sym; @@ -198,7 +197,7 @@ impl<'a, 'tcx> VectorInitializationVisitor<'a, 'tcx> { fn search_slow_extend_filling(&mut self, expr: &'tcx Expr<'_>) { if_chain! { if self.initialization_found; - if let ExprKind::MethodCall(path, _, [self_arg, extend_arg], _) = expr.kind; + if let ExprKind::MethodCall(path, [self_arg, extend_arg], _) = expr.kind; if path_to_local_id(self_arg, self.vec_alloc.local_id); if path.ident.name == sym!(extend); if self.is_repeat_take(extend_arg); @@ -213,7 +212,7 @@ impl<'a, 'tcx> VectorInitializationVisitor<'a, 'tcx> { fn search_slow_resize_filling(&mut self, expr: &'tcx Expr<'_>) { if_chain! { if self.initialization_found; - if let ExprKind::MethodCall(path, _, [self_arg, len_arg, fill_arg], _) = expr.kind; + if let ExprKind::MethodCall(path, [self_arg, len_arg, fill_arg], _) = expr.kind; if path_to_local_id(self_arg, self.vec_alloc.local_id); if path.ident.name == sym!(resize); @@ -233,7 +232,7 @@ impl<'a, 'tcx> VectorInitializationVisitor<'a, 'tcx> { /// Returns `true` if give expression is `repeat(0).take(...)` fn is_repeat_take(&self, expr: &Expr<'_>) -> bool { if_chain! { - if let ExprKind::MethodCall(take_path, _, take_args, _) = expr.kind; + if let ExprKind::MethodCall(take_path, take_args, _) = expr.kind; if take_path.ident.name == sym!(take); // Check that take is applied to `repeat(0)` @@ -270,8 +269,6 @@ impl<'a, 'tcx> VectorInitializationVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for VectorInitializationVisitor<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_stmt(&mut self, stmt: &'tcx Stmt<'_>) { if self.initialization_found { match stmt.kind { @@ -308,8 +305,4 @@ impl<'a, 'tcx> Visitor<'tcx> for VectorInitializationVisitor<'a, 'tcx> { walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/stable_sort_primitive.rs b/clippy_lints/src/stable_sort_primitive.rs index 20e38dc564e..bcd28b42978 100644 --- a/clippy_lints/src/stable_sort_primitive.rs +++ b/clippy_lints/src/stable_sort_primitive.rs @@ -87,7 +87,7 @@ struct LintDetection { fn detect_stable_sort_primitive(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<LintDetection> { if_chain! { - if let ExprKind::MethodCall(method_name, _, args, _) = &expr.kind; + if let ExprKind::MethodCall(method_name, args, _) = &expr.kind; if let Some(slice) = &args.get(0); if let Some(method) = SortingKind::from_stable_name(method_name.ident.name.as_str()); if let Some(slice_type) = is_slice_of_primitives(cx, slice); diff --git a/clippy_lints/src/strings.rs b/clippy_lints/src/strings.rs index b4a71aefd43..3573f632a36 100644 --- a/clippy_lints/src/strings.rs +++ b/clippy_lints/src/strings.rs @@ -282,7 +282,7 @@ impl<'tcx> LateLintPass<'tcx> for StringLitAsBytes { } if_chain! { - if let ExprKind::MethodCall(path, _, args, _) = &e.kind; + if let ExprKind::MethodCall(path, args, _) = &e.kind; if path.ident.name == sym!(as_bytes); if let ExprKind::Lit(lit) = &args[0].kind; if let LitKind::Str(lit_content, _) = &lit.node; @@ -324,9 +324,9 @@ impl<'tcx> LateLintPass<'tcx> for StringLitAsBytes { } if_chain! { - if let ExprKind::MethodCall(path, _, [recv], _) = &e.kind; + if let ExprKind::MethodCall(path, [recv], _) = &e.kind; if path.ident.name == sym!(into_bytes); - if let ExprKind::MethodCall(path, _, [recv], _) = &recv.kind; + if let ExprKind::MethodCall(path, [recv], _) = &recv.kind; if matches!(path.ident.name.as_str(), "to_owned" | "to_string"); if let ExprKind::Lit(lit) = &recv.kind; if let LitKind::Str(lit_content, _) = &lit.node; @@ -384,7 +384,7 @@ declare_lint_pass!(StrToString => [STR_TO_STRING]); impl<'tcx> LateLintPass<'tcx> for StrToString { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'_>) { if_chain! { - if let ExprKind::MethodCall(path, _, [self_arg, ..], _) = &expr.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &expr.kind; if path.ident.name == sym!(to_string); let ty = cx.typeck_results().expr_ty(self_arg); if let ty::Ref(_, ty, ..) = ty.kind(); @@ -434,7 +434,7 @@ declare_lint_pass!(StringToString => [STRING_TO_STRING]); impl<'tcx> LateLintPass<'tcx> for StringToString { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &Expr<'_>) { if_chain! { - if let ExprKind::MethodCall(path, _, [self_arg, ..], _) = &expr.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &expr.kind; if path.ident.name == sym!(to_string); let ty = cx.typeck_results().expr_ty(self_arg); if is_type_diagnostic_item(cx, ty, sym::String); diff --git a/clippy_lints/src/strlen_on_c_strings.rs b/clippy_lints/src/strlen_on_c_strings.rs index d6e948a7560..7bc9cf742e6 100644 --- a/clippy_lints/src/strlen_on_c_strings.rs +++ b/clippy_lints/src/strlen_on_c_strings.rs @@ -47,7 +47,7 @@ impl<'tcx> LateLintPass<'tcx> for StrlenOnCStrings { if let ExprKind::Path(path) = &func.kind; if let Some(did) = cx.qpath_res(path, func.hir_id).opt_def_id(); if match_libc_symbol(cx, did, "strlen"); - if let ExprKind::MethodCall(path, _, [self_arg], _) = recv.kind; + if let ExprKind::MethodCall(path, [self_arg], _) = recv.kind; if !recv.span.from_expansion(); if path.ident.name == sym::as_ptr; then { diff --git a/clippy_lints/src/suspicious_operation_groupings.rs b/clippy_lints/src/suspicious_operation_groupings.rs index ca725918e87..c3d984fb5ae 100644 --- a/clippy_lints/src/suspicious_operation_groupings.rs +++ b/clippy_lints/src/suspicious_operation_groupings.rs @@ -567,7 +567,6 @@ fn ident_difference_expr_with_base_location( | (Repeat(_, _), Repeat(_, _)) | (Struct(_), Struct(_)) | (MacCall(_), MacCall(_)) - | (LlvmInlineAsm(_), LlvmInlineAsm(_)) | (InlineAsm(_), InlineAsm(_)) | (Ret(_), Ret(_)) | (Continue(_), Continue(_)) diff --git a/clippy_lints/src/suspicious_trait_impl.rs b/clippy_lints/src/suspicious_trait_impl.rs index a3195de81d1..4294464dbf6 100644 --- a/clippy_lints/src/suspicious_trait_impl.rs +++ b/clippy_lints/src/suspicious_trait_impl.rs @@ -2,9 +2,8 @@ use clippy_utils::diagnostics::span_lint; use clippy_utils::{binop_traits, trait_ref_of_method, BINOP_TRAITS, OP_ASSIGN_TRAITS}; use if_chain::if_chain; use rustc_hir as hir; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_session::{declare_lint_pass, declare_tool_lint}; declare_clippy_lint! { @@ -66,7 +65,7 @@ impl<'tcx> LateLintPass<'tcx> for SuspiciousImpl { // Check for more than one binary operation in the implemented function // Linting when multiple operations are involved can result in false positives let parent_fn = cx.tcx.hir().get_parent_item(expr.hir_id); - if let hir::Node::ImplItem(impl_item) = cx.tcx.hir().get(parent_fn); + if let hir::Node::ImplItem(impl_item) = cx.tcx.hir().get_by_def_id(parent_fn); if let hir::ImplItemKind::Fn(_, body_id) = impl_item.kind; let body = cx.tcx.hir().body(body_id); let parent_fn = cx.tcx.hir().get_parent_item(expr.hir_id); @@ -104,8 +103,6 @@ struct BinaryExprVisitor { } impl<'tcx> Visitor<'tcx> for BinaryExprVisitor { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx hir::Expr<'_>) { match expr.kind { hir::ExprKind::Binary(..) @@ -116,8 +113,4 @@ impl<'tcx> Visitor<'tcx> for BinaryExprVisitor { walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/to_digit_is_some.rs b/clippy_lints/src/to_digit_is_some.rs index 5eb58b47838..aa6c01b3a7c 100644 --- a/clippy_lints/src/to_digit_is_some.rs +++ b/clippy_lints/src/to_digit_is_some.rs @@ -39,12 +39,12 @@ declare_lint_pass!(ToDigitIsSome => [TO_DIGIT_IS_SOME]); impl<'tcx> LateLintPass<'tcx> for ToDigitIsSome { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { if_chain! { - if let hir::ExprKind::MethodCall(is_some_path, _, is_some_args, _) = &expr.kind; + if let hir::ExprKind::MethodCall(is_some_path, is_some_args, _) = &expr.kind; if is_some_path.ident.name.as_str() == "is_some"; if let [to_digit_expr] = &**is_some_args; then { let match_result = match &to_digit_expr.kind { - hir::ExprKind::MethodCall(to_digits_path, _, to_digit_args, _) => { + hir::ExprKind::MethodCall(to_digits_path, to_digit_args, _) => { if_chain! { if let [char_arg, radix_arg] = &**to_digit_args; if to_digits_path.ident.name.as_str() == "to_digit"; diff --git a/clippy_lints/src/to_string_in_display.rs b/clippy_lints/src/to_string_in_display.rs index f8b6bdcd3e1..03060d78fc5 100644 --- a/clippy_lints/src/to_string_in_display.rs +++ b/clippy_lints/src/to_string_in_display.rs @@ -93,7 +93,7 @@ impl LateLintPass<'_> for ToStringInDisplay { if_chain! { if self.in_display_impl; if let Some(self_hir_id) = self.self_hir_id; - if let ExprKind::MethodCall(path, _, [ref self_arg, ..], _) = expr.kind; + if let ExprKind::MethodCall(path, [ref self_arg, ..], _) = expr.kind; if path.ident.name == sym!(to_string); if let Some(expr_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id); if is_diag_trait_item(cx, expr_def_id, sym::ToString); diff --git a/clippy_lints/src/types/mod.rs b/clippy_lints/src/types/mod.rs index 9d57505e55e..67cc8913318 100644 --- a/clippy_lints/src/types/mod.rs +++ b/clippy_lints/src/types/mod.rs @@ -312,12 +312,12 @@ impl_lint_pass!(Types => [BOX_COLLECTION, VEC_BOX, OPTION_OPTION, LINKEDLIST, BO impl<'tcx> LateLintPass<'tcx> for Types { fn check_fn(&mut self, cx: &LateContext<'_>, _: FnKind<'_>, decl: &FnDecl<'_>, _: &Body<'_>, _: Span, id: HirId) { - let is_in_trait_impl = if let Some(hir::Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_item(id)) - { - matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) - } else { - false - }; + let is_in_trait_impl = + if let Some(hir::Node::Item(item)) = cx.tcx.hir().find_by_def_id(cx.tcx.hir().get_parent_item(id)) { + matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) + } else { + false + }; let is_exported = cx.access_levels.is_exported(cx.tcx.hir().local_def_id(id)); @@ -353,7 +353,7 @@ impl<'tcx> LateLintPass<'tcx> for Types { match item.kind { ImplItemKind::Const(ty, _) => { let is_in_trait_impl = if let Some(hir::Node::Item(item)) = - cx.tcx.hir().find(cx.tcx.hir().get_parent_item(item.hir_id())) + cx.tcx.hir().find_by_def_id(cx.tcx.hir().get_parent_item(item.hir_id())) { matches!(item.kind, ItemKind::Impl(hir::Impl { of_trait: Some(_), .. })) } else { diff --git a/clippy_lints/src/types/type_complexity.rs b/clippy_lints/src/types/type_complexity.rs index 20c136407a1..5ca4023aa5c 100644 --- a/clippy_lints/src/types/type_complexity.rs +++ b/clippy_lints/src/types/type_complexity.rs @@ -1,9 +1,8 @@ use clippy_utils::diagnostics::span_lint; use rustc_hir as hir; -use rustc_hir::intravisit::{walk_inf, walk_ty, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_inf, walk_ty, Visitor}; use rustc_hir::{GenericParamKind, TyKind}; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; use rustc_target::spec::abi::Abi; use super::TYPE_COMPLEXITY; @@ -37,8 +36,6 @@ struct TypeComplexityVisitor { } impl<'tcx> Visitor<'tcx> for TypeComplexityVisitor { - type Map = Map<'tcx>; - fn visit_infer(&mut self, inf: &'tcx hir::InferArg) { self.score += 1; walk_inf(self, inf); @@ -78,7 +75,4 @@ impl<'tcx> Visitor<'tcx> for TypeComplexityVisitor { walk_ty(self, ty); self.nest -= sub_nest; } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } diff --git a/clippy_lints/src/undocumented_unsafe_blocks.rs b/clippy_lints/src/undocumented_unsafe_blocks.rs index 697ed267e2f..e42c6c63ede 100644 --- a/clippy_lints/src/undocumented_unsafe_blocks.rs +++ b/clippy_lints/src/undocumented_unsafe_blocks.rs @@ -2,11 +2,10 @@ use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_sugg}; use clippy_utils::is_lint_allowed; use clippy_utils::source::{indent_of, reindent_multiline, snippet}; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{Block, BlockCheckMode, Expr, ExprKind, HirId, Local, UnsafeSource}; use rustc_lexer::TokenKind; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_middle::lint::in_external_macro; use rustc_middle::ty::TyCtxt; use rustc_session::{declare_tool_lint, impl_lint_pass}; @@ -114,12 +113,6 @@ impl LateLintPass<'_> for UndocumentedUnsafeBlocks { } impl<'v> Visitor<'v> for UndocumentedUnsafeBlocks { - type Map = Map<'v>; - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, ex: &'v Expr<'v>) { match ex.kind { ExprKind::Block(_, _) => self.local_level = self.local_level.saturating_add(1), diff --git a/clippy_lints/src/uninit_vec.rs b/clippy_lints/src/uninit_vec.rs index 2ffaf24f942..6d909c34690 100644 --- a/clippy_lints/src/uninit_vec.rs +++ b/clippy_lints/src/uninit_vec.rs @@ -177,7 +177,7 @@ fn extract_init_or_reserve_target<'tcx>(cx: &LateContext<'tcx>, stmt: &'tcx Stmt }); } }, - ExprKind::MethodCall(path, _, [self_expr, _], _) if is_reserve(cx, path, self_expr) => { + ExprKind::MethodCall(path, [self_expr, _], _) if is_reserve(cx, path, self_expr) => { return Some(TargetVec { location: VecLocation::Expr(self_expr), init_kind: None, @@ -211,7 +211,7 @@ fn extract_set_len_self<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'_>) -> Opt } }); match expr.kind { - ExprKind::MethodCall(path, _, [self_expr, _], _) => { + ExprKind::MethodCall(path, [self_expr, _], _) => { let self_type = cx.typeck_results().expr_ty(self_expr).peel_refs(); if is_type_diagnostic_item(cx, self_type, sym::Vec) && path.ident.name.as_str() == "set_len" { Some((self_expr, expr.span)) diff --git a/clippy_lints/src/unit_hash.rs b/clippy_lints/src/unit_hash.rs index dcf8a9d7c84..88ca0cb20a1 100644 --- a/clippy_lints/src/unit_hash.rs +++ b/clippy_lints/src/unit_hash.rs @@ -49,7 +49,7 @@ declare_lint_pass!(UnitHash => [UNIT_HASH]); impl<'tcx> LateLintPass<'tcx> for UnitHash { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { if_chain! { - if let ExprKind::MethodCall(name_ident, _, args, _) = &expr.kind; + if let ExprKind::MethodCall(name_ident, args, _) = &expr.kind; if name_ident.ident.name == sym::hash; if let [recv, state_param] = args; if cx.typeck_results().expr_ty(recv).is_unit(); diff --git a/clippy_lints/src/unit_return_expecting_ord.rs b/clippy_lints/src/unit_return_expecting_ord.rs index fe35ff33d35..eee1229e1ef 100644 --- a/clippy_lints/src/unit_return_expecting_ord.rs +++ b/clippy_lints/src/unit_return_expecting_ord.rs @@ -98,9 +98,11 @@ fn get_args_to_check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> Ve if trait_pred.self_ty() == inp; if let Some(return_ty_pred) = get_projection_pred(cx, generics, *trait_pred); then { - if ord_preds.iter().any(|ord| ord.self_ty() == return_ty_pred.ty) { + if ord_preds.iter().any(|ord| Some(ord.self_ty()) == return_ty_pred.term.ty()) { args_to_check.push((i, "Ord".to_string())); - } else if partial_ord_preds.iter().any(|pord| pord.self_ty() == return_ty_pred.ty) { + } else if partial_ord_preds.iter().any(|pord| { + pord.self_ty() == return_ty_pred.term.ty().unwrap() + }) { args_to_check.push((i, "PartialOrd".to_string())); } } @@ -141,7 +143,7 @@ fn check_arg<'tcx>(cx: &LateContext<'tcx>, arg: &'tcx Expr<'tcx>) -> Option<(Spa impl<'tcx> LateLintPass<'tcx> for UnitReturnExpectingOrd { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) { - if let ExprKind::MethodCall(_, _, args, _) = expr.kind { + if let ExprKind::MethodCall(_, args, _) = expr.kind { let arg_indices = get_args_to_check(cx, expr); for (i, trait_name) in arg_indices { if i < args.len() { diff --git a/clippy_lints/src/unit_types/unit_arg.rs b/clippy_lints/src/unit_types/unit_arg.rs index 57be2d2f674..97d92f10e1c 100644 --- a/clippy_lints/src/unit_types/unit_arg.rs +++ b/clippy_lints/src/unit_types/unit_arg.rs @@ -30,7 +30,7 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>) { } match expr.kind { - ExprKind::Call(_, args) | ExprKind::MethodCall(_, _, args, _) => { + ExprKind::Call(_, args) | ExprKind::MethodCall(_, args, _) => { let args_to_recover = args .iter() .filter(|arg| { diff --git a/clippy_lints/src/unnecessary_sort_by.rs b/clippy_lints/src/unnecessary_sort_by.rs index d024577f485..e6c260ed96a 100644 --- a/clippy_lints/src/unnecessary_sort_by.rs +++ b/clippy_lints/src/unnecessary_sort_by.rs @@ -93,10 +93,7 @@ fn mirrored_exprs( // The two exprs are method calls. // Check to see that the function is the same and the arguments are mirrored // This is enough because the receiver of the method is listed in the arguments - ( - ExprKind::MethodCall(left_segment, _, left_args, _), - ExprKind::MethodCall(right_segment, _, right_args, _), - ) => { + (ExprKind::MethodCall(left_segment, left_args, _), ExprKind::MethodCall(right_segment, right_args, _)) => { left_segment.ident == right_segment.ident && iter::zip(*left_args, *right_args) .all(|(left, right)| mirrored_exprs(cx, left, a_ident, right, b_ident)) @@ -165,7 +162,7 @@ fn mirrored_exprs( fn detect_lint(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<LintTrigger> { if_chain! { - if let ExprKind::MethodCall(name_ident, _, args, _) = &expr.kind; + if let ExprKind::MethodCall(name_ident, args, _) = &expr.kind; if let name = name_ident.ident.name.to_ident_string(); if name == "sort_by" || name == "sort_unstable_by"; if let [vec, Expr { kind: ExprKind::Closure(_, _, closure_body_id, _, _), .. }] = args; @@ -175,7 +172,7 @@ fn detect_lint(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<LintTrigger> { Param { pat: Pat { kind: PatKind::Binding(_, _, left_ident, _), .. }, ..}, Param { pat: Pat { kind: PatKind::Binding(_, _, right_ident, _), .. }, .. } ] = &closure_body.params; - if let ExprKind::MethodCall(method_path, _, [ref left_expr, ref right_expr], _) = &closure_body.value.kind; + if let ExprKind::MethodCall(method_path, [ref left_expr, ref right_expr], _) = &closure_body.value.kind; if method_path.ident.name == sym::cmp; then { let (closure_body, closure_arg, reverse) = if mirrored_exprs( @@ -224,10 +221,7 @@ fn detect_lint(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<LintTrigger> { fn expr_borrows(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { let ty = cx.typeck_results().expr_ty(expr); - matches!(ty.kind(), ty::Ref(..)) - || ty - .walk(cx.tcx) - .any(|arg| matches!(arg.unpack(), GenericArgKind::Lifetime(_))) + matches!(ty.kind(), ty::Ref(..)) || ty.walk().any(|arg| matches!(arg.unpack(), GenericArgKind::Lifetime(_))) } impl LateLintPass<'_> for UnnecessarySortBy { diff --git a/clippy_lints/src/unused_async.rs b/clippy_lints/src/unused_async.rs index 1ccb78425c2..2b89398ecd6 100644 --- a/clippy_lints/src/unused_async.rs +++ b/clippy_lints/src/unused_async.rs @@ -1,8 +1,8 @@ use clippy_utils::diagnostics::span_lint_and_help; -use rustc_hir::intravisit::{walk_expr, walk_fn, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, walk_fn, FnKind, Visitor}; use rustc_hir::{Body, Expr, ExprKind, FnDecl, FnHeader, HirId, IsAsync, YieldSource}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::Span; @@ -43,7 +43,7 @@ struct AsyncFnVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for AsyncFnVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, ex: &'tcx Expr<'tcx>) { if let ExprKind::Yield(_, YieldSource::Await { .. }) = ex.kind { @@ -52,8 +52,8 @@ impl<'a, 'tcx> Visitor<'tcx> for AsyncFnVisitor<'a, 'tcx> { walk_expr(self, ex); } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/unused_io_amount.rs b/clippy_lints/src/unused_io_amount.rs index 287ac5b4a90..323cf83ffcf 100644 --- a/clippy_lints/src/unused_io_amount.rs +++ b/clippy_lints/src/unused_io_amount.rs @@ -64,7 +64,7 @@ impl<'tcx> LateLintPass<'tcx> for UnusedIoAmount { check_map_error(cx, res, expr); } }, - hir::ExprKind::MethodCall(path, _, [ref arg_0, ..], _) => match path.ident.as_str() { + hir::ExprKind::MethodCall(path, [ref arg_0, ..], _) => match path.ident.as_str() { "expect" | "unwrap" | "unwrap_or" | "unwrap_or_else" => { check_map_error(cx, arg_0, expr); }, @@ -94,7 +94,7 @@ fn try_remove_await<'a>(expr: &'a hir::Expr<'a>) -> Option<&hir::Expr<'a>> { fn check_map_error(cx: &LateContext<'_>, call: &hir::Expr<'_>, expr: &hir::Expr<'_>) { let mut call = call; - while let hir::ExprKind::MethodCall(path, _, args, _) = call.kind { + while let hir::ExprKind::MethodCall(path, args, _) = call.kind { if matches!(path.ident.as_str(), "or" | "or_else" | "ok") { call = &args[0]; } else { @@ -110,7 +110,7 @@ fn check_map_error(cx: &LateContext<'_>, call: &hir::Expr<'_>, expr: &hir::Expr< } fn check_method_call(cx: &LateContext<'_>, call: &hir::Expr<'_>, expr: &hir::Expr<'_>, is_await: bool) { - if let hir::ExprKind::MethodCall(path, _, _, _) = call.kind { + if let hir::ExprKind::MethodCall(path, _, _) = call.kind { let symbol = path.ident.as_str(); let read_trait = if is_await { match_trait_method(cx, call, &paths::FUTURES_IO_ASYNCREADEXT) diff --git a/clippy_lints/src/unused_self.rs b/clippy_lints/src/unused_self.rs index aa105580ee3..fd9d5b52e50 100644 --- a/clippy_lints/src/unused_self.rs +++ b/clippy_lints/src/unused_self.rs @@ -42,7 +42,7 @@ impl<'tcx> LateLintPass<'tcx> for UnusedSelf { if impl_item.span.from_expansion() { return; } - let parent = cx.tcx.hir().get_parent_did(impl_item.hir_id()); + let parent = cx.tcx.hir().get_parent_item(impl_item.hir_id()); let parent_item = cx.tcx.hir().expect_item(parent); let assoc_item = cx.tcx.associated_item(impl_item.def_id); if_chain! { diff --git a/clippy_lints/src/unwrap.rs b/clippy_lints/src/unwrap.rs index 918fa5f7dc1..e9840487013 100644 --- a/clippy_lints/src/unwrap.rs +++ b/clippy_lints/src/unwrap.rs @@ -4,10 +4,10 @@ use clippy_utils::ty::is_type_diagnostic_item; use clippy_utils::{differing_macro_contexts, path_to_local, usage::is_potentially_mutated}; use if_chain::if_chain; use rustc_errors::Applicability; -use rustc_hir::intravisit::{walk_expr, walk_fn, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, walk_fn, FnKind, Visitor}; use rustc_hir::{BinOpKind, Body, Expr, ExprKind, FnDecl, HirId, PathSegment, UnOp}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::lint::in_external_macro; use rustc_middle::ty::Ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; @@ -154,7 +154,7 @@ fn collect_unwrap_info<'tcx>( return collect_unwrap_info(cx, if_expr, expr, branch, !invert, false); } else { if_chain! { - if let ExprKind::MethodCall(method_name, _, args, _) = &expr.kind; + if let ExprKind::MethodCall(method_name, args, _) = &expr.kind; if let Some(local_id) = path_to_local(&args[0]); let ty = cx.typeck_results().expr_ty(&args[0]); let name = method_name.ident.as_str(); @@ -215,7 +215,7 @@ impl<'a, 'tcx> UnwrappableVariablesVisitor<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for UnwrappableVariablesVisitor<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { // Shouldn't lint when `expr` is in macro. @@ -231,7 +231,7 @@ impl<'a, 'tcx> Visitor<'tcx> for UnwrappableVariablesVisitor<'a, 'tcx> { } else { // find `unwrap[_err]()` calls: if_chain! { - if let ExprKind::MethodCall(method_name, _, [self_arg, ..], _) = expr.kind; + if let ExprKind::MethodCall(method_name, [self_arg, ..], _) = expr.kind; if let Some(id) = path_to_local(self_arg); if [sym::unwrap, sym::expect, sym!(unwrap_err)].contains(&method_name.ident.name); let call_to_unwrap = [sym::unwrap, sym::expect].contains(&method_name.ident.name); @@ -297,8 +297,8 @@ impl<'a, 'tcx> Visitor<'tcx> for UnwrappableVariablesVisitor<'a, 'tcx> { } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_lints/src/unwrap_in_result.rs b/clippy_lints/src/unwrap_in_result.rs index 994df85cb8a..2c13f1049b5 100644 --- a/clippy_lints/src/unwrap_in_result.rs +++ b/clippy_lints/src/unwrap_in_result.rs @@ -3,10 +3,9 @@ use clippy_utils::ty::is_type_diagnostic_item; use clippy_utils::{method_chain_args, return_ty}; use if_chain::if_chain; use rustc_hir as hir; -use rustc_hir::intravisit::{self, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self, Visitor}; use rustc_hir::{Expr, ImplItemKind}; use rustc_lint::{LateContext, LateLintPass}; -use rustc_middle::hir::map::Map; use rustc_middle::ty; use rustc_session::{declare_lint_pass, declare_tool_lint}; use rustc_span::{sym, Span}; @@ -81,8 +80,6 @@ struct FindExpectUnwrap<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for FindExpectUnwrap<'a, 'tcx> { - type Map = Map<'tcx>; - fn visit_expr(&mut self, expr: &'tcx Expr<'_>) { // check for `expect` if let Some(arglists) = method_chain_args(expr, &["expect"]) { @@ -107,10 +104,6 @@ impl<'a, 'tcx> Visitor<'tcx> for FindExpectUnwrap<'a, 'tcx> { // and check sub-expressions intravisit::walk_expr(self, expr); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } fn lint_impl_body<'tcx>(cx: &LateContext<'tcx>, impl_span: Span, impl_item: &'tcx hir::ImplItem<'_>) { diff --git a/clippy_lints/src/use_self.rs b/clippy_lints/src/use_self.rs index a86db58741e..be20282b3b8 100644 --- a/clippy_lints/src/use_self.rs +++ b/clippy_lints/src/use_self.rs @@ -8,11 +8,10 @@ use rustc_hir::{ self as hir, def::{CtorOf, DefKind, Res}, def_id::LocalDefId, - intravisit::{walk_inf, walk_ty, NestedVisitorMap, Visitor}, + intravisit::{walk_inf, walk_ty, Visitor}, Expr, ExprKind, FnRetTy, FnSig, GenericArg, HirId, Impl, ImplItemKind, Item, ItemKind, Path, QPath, TyKind, }; -use rustc_lint::{LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_lint::{LateContext, LateLintPass}; use rustc_semver::RustcVersion; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::Span; @@ -170,7 +169,7 @@ impl<'tcx> LateLintPass<'tcx> for UseSelf { // // See also https://github.com/rust-lang/rust-clippy/issues/2894. for (impl_hir_ty, trait_sem_ty) in impl_inputs_outputs.zip(trait_method_sig.inputs_and_output) { - if trait_sem_ty.walk(cx.tcx).any(|inner| inner == self_ty.into()) { + if trait_sem_ty.walk().any(|inner| inner == self_ty.into()) { let mut visitor = SkipTyCollector::default(); visitor.visit_ty(impl_hir_ty); types_to_skip.extend(visitor.types_to_skip); @@ -262,8 +261,6 @@ struct SkipTyCollector { } impl<'tcx> Visitor<'tcx> for SkipTyCollector { - type Map = Map<'tcx>; - fn visit_infer(&mut self, inf: &hir::InferArg) { self.types_to_skip.push(inf.hir_id); @@ -274,10 +271,6 @@ impl<'tcx> Visitor<'tcx> for SkipTyCollector { walk_ty(self, hir_ty); } - - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } fn span_lint(cx: &LateContext<'_>, span: Span) { diff --git a/clippy_lints/src/utils/author.rs b/clippy_lints/src/utils/author.rs index 7751c593e43..d23c85c033b 100644 --- a/clippy_lints/src/utils/author.rs +++ b/clippy_lints/src/utils/author.rs @@ -402,9 +402,9 @@ impl<'a, 'tcx> PrintVisitor<'a, 'tcx> { self.expr(func); self.slice(args, |e| self.expr(e)); }, - ExprKind::MethodCall(method_name, _, args, _) => { + ExprKind::MethodCall(method_name, args, _) => { bind!(self, method_name, args); - kind!("MethodCall({method_name}, _, {args}, _)"); + kind!("MethodCall({method_name}, {args}, _)"); self.ident(field!(method_name.ident)); self.slice(args, |e| self.expr(e)); }, @@ -547,10 +547,6 @@ impl<'a, 'tcx> PrintVisitor<'a, 'tcx> { kind!("InlineAsm(_)"); out!("// unimplemented: `ExprKind::InlineAsm` is not further destructured at the moment"); }, - ExprKind::LlvmInlineAsm(_) => { - kind!("LlvmInlineAsm(_)"); - out!("// unimplemented: `ExprKind::LlvmInlineAsm` is not further destructured at the moment"); - }, ExprKind::Struct(qpath, fields, base) => { bind!(self, qpath, fields); opt_bind!(self, base); diff --git a/clippy_lints/src/utils/inspector.rs b/clippy_lints/src/utils/inspector.rs index e90b6b73b34..b58325ac73e 100644 --- a/clippy_lints/src/utils/inspector.rs +++ b/clippy_lints/src/utils/inspector.rs @@ -149,7 +149,7 @@ fn print_expr(cx: &LateContext<'_>, expr: &hir::Expr<'_>, indent: usize) { } print_expr(cx, init, indent + 1); }, - hir::ExprKind::MethodCall(path, _, args, _) => { + hir::ExprKind::MethodCall(path, args, _) => { println!("{}MethodCall", ind); println!("{}method name: {}", ind, path.ident.name); for arg in args { @@ -304,19 +304,6 @@ fn print_expr(cx: &LateContext<'_>, expr: &hir::Expr<'_>, indent: usize) { } } }, - hir::ExprKind::LlvmInlineAsm(asm) => { - let inputs = &asm.inputs_exprs; - let outputs = &asm.outputs_exprs; - println!("{}LlvmInlineAsm", ind); - println!("{}inputs:", ind); - for e in inputs.iter() { - print_expr(cx, e, indent + 1); - } - println!("{}outputs:", ind); - for e in outputs.iter() { - print_expr(cx, e, indent + 1); - } - }, hir::ExprKind::Struct(path, fields, ref base) => { println!("{}Struct", ind); println!("{}path: {:?}", ind, path); diff --git a/clippy_lints/src/utils/internal_lints.rs b/clippy_lints/src/utils/internal_lints.rs index 9c3dcc8e96a..f170ff69154 100644 --- a/clippy_lints/src/utils/internal_lints.rs +++ b/clippy_lints/src/utils/internal_lints.rs @@ -17,13 +17,13 @@ use rustc_hir as hir; use rustc_hir::def::{DefKind, Res}; use rustc_hir::def_id::DefId; use rustc_hir::hir_id::CRATE_HIR_ID; -use rustc_hir::intravisit::{NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::Visitor; use rustc_hir::{ BinOpKind, Block, Expr, ExprKind, HirId, Item, Local, MutTy, Mutability, Node, Path, Stmt, StmtKind, Ty, TyKind, UnOp, }; use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass, LintContext}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::mir::interpret::ConstValue; use rustc_middle::ty; use rustc_semver::RustcVersion; @@ -544,7 +544,7 @@ struct LintCollector<'a, 'tcx> { } impl<'a, 'tcx> Visitor<'tcx> for LintCollector<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::All; fn visit_path(&mut self, path: &'tcx Path<'_>, _: HirId) { if path.segments.len() == 1 { @@ -552,8 +552,8 @@ impl<'a, 'tcx> Visitor<'tcx> for LintCollector<'a, 'tcx> { } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } @@ -584,7 +584,7 @@ impl<'tcx> LateLintPass<'tcx> for CompilerLintFunctions { } if_chain! { - if let ExprKind::MethodCall(path, _, [self_arg, ..], _) = &expr.kind; + if let ExprKind::MethodCall(path, [self_arg, ..], _) = &expr.kind; let fn_name = path.ident; if let Some(sugg) = self.map.get(&*fn_name.as_str()); let ty = cx.typeck_results().expr_ty(self_arg).peel_refs(); @@ -666,7 +666,7 @@ impl<'tcx> LateLintPass<'tcx> for CollapsibleCalls { if let ExprKind::Closure(_, _, body_id, _, _) = &and_then_args[4].kind; let body = cx.tcx.hir().body(*body_id); let only_expr = peel_blocks_with_stmt(&body.value); - if let ExprKind::MethodCall(ps, _, span_call_args, _) = &only_expr.kind; + if let ExprKind::MethodCall(ps, span_call_args, _) = &only_expr.kind; then { let and_then_snippets = get_and_then_snippets(cx, and_then_args); let mut sle = SpanlessEq::new(cx).deny_side_effects(); @@ -1098,7 +1098,7 @@ impl InterningDefinedSymbol { }; if_chain! { // is a method call - if let ExprKind::MethodCall(_, _, [item], _) = call.kind; + if let ExprKind::MethodCall(_, [item], _) = call.kind; if let Some(did) = cx.typeck_results().type_dependent_def_id(call.hir_id); let ty = cx.typeck_results().expr_ty(item); // ...on either an Ident or a Symbol diff --git a/clippy_lints/src/utils/internal_lints/metadata_collector.rs b/clippy_lints/src/utils/internal_lints/metadata_collector.rs index 4e46d79dc08..3547f0b4e0a 100644 --- a/clippy_lints/src/utils/internal_lints/metadata_collector.rs +++ b/clippy_lints/src/utils/internal_lints/metadata_collector.rs @@ -19,8 +19,9 @@ use rustc_hir::{ self as hir, def::DefKind, intravisit, intravisit::Visitor, ExprKind, Item, ItemKind, Mutability, QPath, }; use rustc_lint::{CheckLintNameResult, LateContext, LateLintPass, LintContext, LintId}; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_session::{declare_tool_lint, impl_lint_pass}; +use rustc_span::symbol::Ident; use rustc_span::{sym, Loc, Span, Symbol}; use serde::{ser::SerializeStruct, Serialize, Serializer}; use std::collections::BinaryHeap; @@ -579,9 +580,11 @@ fn get_lint_group_and_level_or_lint( lint_name: &str, item: &Item<'_>, ) -> Option<(String, &'static str)> { - let result = cx - .lint_store - .check_lint_name(cx.sess(), lint_name, Some(sym::clippy), &[]); + let result = cx.lint_store.check_lint_name( + lint_name, + Some(sym::clippy), + &[Ident::with_dummy_span(sym::clippy)].into_iter().collect(), + ); if let CheckLintNameResult::Tool(Ok(lint_lst)) = result { if let Some(group) = get_lint_group(cx, lint_lst[0]) { if EXCLUDED_LINT_GROUPS.contains(&group.as_str()) { @@ -738,10 +741,10 @@ impl<'a, 'hir> LintResolver<'a, 'hir> { } impl<'a, 'hir> intravisit::Visitor<'hir> for LintResolver<'a, 'hir> { - type Map = Map<'hir>; + type NestedFilter = nested_filter::All; - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, expr: &'hir hir::Expr<'hir>) { @@ -792,10 +795,10 @@ impl<'a, 'hir> ApplicabilityResolver<'a, 'hir> { } impl<'a, 'hir> intravisit::Visitor<'hir> for ApplicabilityResolver<'a, 'hir> { - type Map = Map<'hir>; + type NestedFilter = nested_filter::All; - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_path(&mut self, path: &'hir hir::Path<'hir>, _id: hir::HirId) { @@ -875,10 +878,10 @@ impl<'a, 'hir> IsMultiSpanScanner<'a, 'hir> { } impl<'a, 'hir> intravisit::Visitor<'hir> for IsMultiSpanScanner<'a, 'hir> { - type Map = Map<'hir>; + type NestedFilter = nested_filter::All; - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::All(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, expr: &'hir hir::Expr<'hir>) { @@ -897,7 +900,7 @@ impl<'a, 'hir> intravisit::Visitor<'hir> for IsMultiSpanScanner<'a, 'hir> { self.add_single_span_suggestion(); } }, - ExprKind::MethodCall(path, _path_span, arg, _arg_span) => { + ExprKind::MethodCall(path, arg, _arg_span) => { let (self_ty, _) = walk_ptrs_ty_depth(self.cx.typeck_results().expr_ty(&arg[0])); if match_type(self.cx, self_ty, &paths::DIAGNOSTIC_BUILDER) { let called_method = path.ident.name.as_str().to_string(); diff --git a/clippy_lints/src/vec_init_then_push.rs b/clippy_lints/src/vec_init_then_push.rs index 43474da3450..fbf2b3e081b 100644 --- a/clippy_lints/src/vec_init_then_push.rs +++ b/clippy_lints/src/vec_init_then_push.rs @@ -125,7 +125,7 @@ impl<'tcx> LateLintPass<'tcx> for VecInitThenPush { if let Some(searcher) = self.searcher.take() { if_chain! { if let StmtKind::Expr(expr) | StmtKind::Semi(expr) = stmt.kind; - if let ExprKind::MethodCall(path, _, [self_arg, _], _) = expr.kind; + if let ExprKind::MethodCall(path, [self_arg, _], _) = expr.kind; if path_to_local_id(self_arg, searcher.local_id); if path.ident.name.as_str() == "push"; then { diff --git a/clippy_lints/src/vec_resize_to_zero.rs b/clippy_lints/src/vec_resize_to_zero.rs index 3441d9ccdfa..4d86abd0fa1 100644 --- a/clippy_lints/src/vec_resize_to_zero.rs +++ b/clippy_lints/src/vec_resize_to_zero.rs @@ -31,7 +31,7 @@ declare_lint_pass!(VecResizeToZero => [VEC_RESIZE_TO_ZERO]); impl<'tcx> LateLintPass<'tcx> for VecResizeToZero { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) { if_chain! { - if let hir::ExprKind::MethodCall(path_segment, _, args, _) = expr.kind; + if let hir::ExprKind::MethodCall(path_segment, args, _) = expr.kind; if let Some(method_def_id) = cx.typeck_results().type_dependent_def_id(expr.hir_id); if match_def_path(cx, method_def_id, &paths::VEC_RESIZE) && args.len() == 3; if let ExprKind::Lit(Spanned { node: LitKind::Int(0, _), .. }) = args[1].kind; diff --git a/clippy_lints/src/verbose_file_reads.rs b/clippy_lints/src/verbose_file_reads.rs index ebdaff1e676..8e2ddd225fd 100644 --- a/clippy_lints/src/verbose_file_reads.rs +++ b/clippy_lints/src/verbose_file_reads.rs @@ -61,7 +61,7 @@ impl<'tcx> LateLintPass<'tcx> for VerboseFileReads { fn is_file_read_to_end<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { if_chain! { - if let ExprKind::MethodCall(method_name, _, exprs, _) = expr.kind; + if let ExprKind::MethodCall(method_name, exprs, _) = expr.kind; if method_name.ident.as_str() == "read_to_end"; if let ExprKind::Path(QPath::Resolved(None, _)) = &exprs[0].kind; let ty = cx.typeck_results().expr_ty(&exprs[0]); @@ -75,7 +75,7 @@ fn is_file_read_to_end<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> fn is_file_read_to_string<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) -> bool { if_chain! { - if let ExprKind::MethodCall(method_name, _, exprs, _) = expr.kind; + if let ExprKind::MethodCall(method_name, exprs, _) = expr.kind; if method_name.ident.as_str() == "read_to_string"; if let ExprKind::Path(QPath::Resolved(None, _)) = &exprs[0].kind; let ty = cx.typeck_results().expr_ty(&exprs[0]); diff --git a/clippy_lints/src/write.rs b/clippy_lints/src/write.rs index f9add927b49..b0044695ea8 100644 --- a/clippy_lints/src/write.rs +++ b/clippy_lints/src/write.rs @@ -9,7 +9,7 @@ use rustc_ast::token::{self, LitKind}; use rustc_ast::tokenstream::TokenStream; use rustc_errors::Applicability; use rustc_lexer::unescape::{self, EscapeError}; -use rustc_lint::{EarlyContext, EarlyLintPass}; +use rustc_lint::{EarlyContext, EarlyLintPass, LintContext}; use rustc_parse::parser; use rustc_session::{declare_tool_lint, impl_lint_pass}; use rustc_span::symbol::{kw, Symbol}; @@ -290,7 +290,7 @@ impl EarlyLintPass for Write { fn check_mac(&mut self, cx: &EarlyContext<'_>, mac: &MacCall) { fn is_build_script(cx: &EarlyContext<'_>) -> bool { // Cargo sets the crate name for build scripts to `build_script_build` - cx.sess + cx.sess() .opts .crate_name .as_ref() @@ -529,7 +529,7 @@ impl Write { /// ``` #[allow(clippy::too_many_lines)] fn check_tts<'a>(&self, cx: &EarlyContext<'a>, tts: TokenStream, is_write: bool) -> (Option<StrLit>, Option<Expr>) { - let mut parser = parser::Parser::new(&cx.sess.parse_sess, tts, false, None); + let mut parser = parser::Parser::new(&cx.sess().parse_sess, tts, false, None); let expr = if is_write { match parser .parse_expr() diff --git a/clippy_lints/src/zero_sized_map_values.rs b/clippy_lints/src/zero_sized_map_values.rs index eb8436a501d..70b0560e676 100644 --- a/clippy_lints/src/zero_sized_map_values.rs +++ b/clippy_lints/src/zero_sized_map_values.rs @@ -69,7 +69,11 @@ impl LateLintPass<'_> for ZeroSizedMapValues { fn in_trait_impl(cx: &LateContext<'_>, hir_id: HirId) -> bool { let parent_id = cx.tcx.hir().get_parent_item(hir_id); - if let Some(Node::Item(item)) = cx.tcx.hir().find(cx.tcx.hir().get_parent_item(parent_id)) { + let second_parent_id = cx + .tcx + .hir() + .get_parent_item(cx.tcx.hir().local_def_id_to_hir_id(parent_id)); + if let Some(Node::Item(item)) = cx.tcx.hir().find_by_def_id(second_parent_id) { if let ItemKind::Impl(hir::Impl { of_trait: Some(_), .. }) = item.kind { return true; } diff --git a/clippy_utils/src/ast_utils.rs b/clippy_utils/src/ast_utils.rs index 3d3180521ab..3f4043ad052 100644 --- a/clippy_utils/src/ast_utils.rs +++ b/clippy_utils/src/ast_utils.rs @@ -645,11 +645,19 @@ pub fn eq_generic_bound(l: &GenericBound, r: &GenericBound) -> bool { } } -pub fn eq_assoc_constraint(l: &AssocTyConstraint, r: &AssocTyConstraint) -> bool { - use AssocTyConstraintKind::*; +fn eq_term(l: &Term, r: &Term) -> bool { + match (l, r) { + (Term::Ty(l), Term::Ty(r)) => eq_ty(l, r), + (Term::Const(l), Term::Const(r)) => eq_anon_const(l, r), + _ => false, + } +} + +pub fn eq_assoc_constraint(l: &AssocConstraint, r: &AssocConstraint) -> bool { + use AssocConstraintKind::*; eq_id(l.ident, r.ident) && match (&l.kind, &r.kind) { - (Equality { ty: l }, Equality { ty: r }) => eq_ty(l, r), + (Equality { term: l }, Equality { term: r }) => eq_term(l, r), (Bound { bounds: l }, Bound { bounds: r }) => over(l, r, eq_generic_bound), _ => false, } diff --git a/clippy_utils/src/eager_or_lazy.rs b/clippy_utils/src/eager_or_lazy.rs index c3936ec95d4..eb9efec3f16 100644 --- a/clippy_utils/src/eager_or_lazy.rs +++ b/clippy_utils/src/eager_or_lazy.rs @@ -12,7 +12,7 @@ use crate::ty::{all_predicates_of, is_copy}; use crate::visitors::is_const_evaluatable; use rustc_hir::def::{DefKind, Res}; -use rustc_hir::intravisit::{walk_expr, ErasedMap, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{def_id::DefId, Block, Expr, ExprKind, QPath, UnOp}; use rustc_lint::LateContext; use rustc_middle::ty::{self, PredicateKind}; @@ -104,11 +104,6 @@ fn expr_eagerness<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> EagernessS } impl<'cx, 'tcx> Visitor<'tcx> for V<'cx, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { use EagernessSuggestion::{ForceNoChange, Lazy, NoChange}; if self.eagerness == ForceNoChange { @@ -146,7 +141,7 @@ fn expr_eagerness<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> EagernessS self.eagerness |= NoChange; return; }, - ExprKind::MethodCall(name, _, args, _) => { + ExprKind::MethodCall(name, args, _) => { self.eagerness |= self .cx .typeck_results() @@ -180,7 +175,6 @@ fn expr_eagerness<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> EagernessS | ExprKind::Continue(_) | ExprKind::Ret(_) | ExprKind::InlineAsm(_) - | ExprKind::LlvmInlineAsm(_) | ExprKind::Yield(..) | ExprKind::Err => { self.eagerness = ForceNoChange; diff --git a/clippy_utils/src/hir_utils.rs b/clippy_utils/src/hir_utils.rs index 5a08a411dd1..ed573ad9056 100644 --- a/clippy_utils/src/hir_utils.rs +++ b/clippy_utils/src/hir_utils.rs @@ -258,7 +258,7 @@ impl HirEqInterExpr<'_, '_, '_> { && self.eq_expr(l.body, r.body) }) }, - (&ExprKind::MethodCall(l_path, _, l_args, _), &ExprKind::MethodCall(r_path, _, r_args, _)) => { + (&ExprKind::MethodCall(l_path, l_args, _), &ExprKind::MethodCall(r_path, r_args, _)) => { self.inner.allow_side_effects && self.eq_path_segment(l_path, r_path) && self.eq_exprs(l_args, r_args) }, (&ExprKind::Repeat(le, ll), &ExprKind::Repeat(re, rl)) => { @@ -683,7 +683,7 @@ impl<'a, 'tcx> SpanlessHash<'a, 'tcx> { } self.hash_pat(pat); }, - ExprKind::LlvmInlineAsm(..) | ExprKind::Err => {}, + ExprKind::Err => {}, ExprKind::Lit(ref l) => { l.node.hash(&mut self.s); }, @@ -713,7 +713,7 @@ impl<'a, 'tcx> SpanlessHash<'a, 'tcx> { s.hash(&mut self.s); }, - ExprKind::MethodCall(path, ref _tys, args, ref _fn_span) => { + ExprKind::MethodCall(path, args, ref _fn_span) => { self.hash_name(path.ident.name); self.hash_exprs(args); }, diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs index 86603132d53..a2f1f469651 100644 --- a/clippy_utils/src/lib.rs +++ b/clippy_utils/src/lib.rs @@ -70,9 +70,9 @@ use rustc_data_structures::fx::FxHashMap; use rustc_data_structures::unhash::UnhashMap; use rustc_hir as hir; use rustc_hir::def::{DefKind, Res}; -use rustc_hir::def_id::{CrateNum, DefId}; +use rustc_hir::def_id::{CrateNum, DefId, LocalDefId, CRATE_DEF_ID}; use rustc_hir::hir_id::{HirIdMap, HirIdSet}; -use rustc_hir::intravisit::{walk_expr, ErasedMap, FnKind, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{walk_expr, FnKind, Visitor}; use rustc_hir::itemlikevisit::ItemLikeVisitor; use rustc_hir::LangItem::{OptionNone, ResultErr, ResultOk}; use rustc_hir::{ @@ -82,7 +82,6 @@ use rustc_hir::{ Target, TraitItem, TraitItemKind, TraitRef, TyKind, UnOp, }; use rustc_lint::{LateContext, Level, Lint, LintContext}; -use rustc_middle::hir::map::Map; use rustc_middle::hir::place::PlaceBase; use rustc_middle::ty as rustc_ty; use rustc_middle::ty::adjustment::{Adjust, Adjustment, AutoBorrow}; @@ -90,7 +89,6 @@ use rustc_middle::ty::binding::BindingMode; use rustc_middle::ty::{layout::IntegerExt, BorrowKind, DefIdTree, Ty, TyCtxt, TypeAndMut, TypeFoldable, UpvarCapture}; use rustc_semver::RustcVersion; use rustc_session::Session; -use rustc_span::def_id::LocalDefId; use rustc_span::hygiene::{ExpnKind, MacroKind}; use rustc_span::source_map::original_sp; use rustc_span::sym; @@ -119,25 +117,15 @@ pub fn meets_msrv(msrv: Option<&RustcVersion>, lint_msrv: &RustcVersion) -> bool #[macro_export] macro_rules! extract_msrv_attr { - (LateContext) => { - extract_msrv_attr!(@LateContext, ()); - }; - (EarlyContext) => { - extract_msrv_attr!(@EarlyContext); - }; - (@$context:ident$(, $call:tt)?) => { + ($context:ident) => { fn enter_lint_attrs(&mut self, cx: &rustc_lint::$context<'_>, attrs: &[rustc_ast::ast::Attribute]) { - use $crate::get_unique_inner_attr; - match get_unique_inner_attr(cx.sess$($call)?, attrs, "msrv") { + let sess = rustc_lint::LintContext::sess(cx); + match $crate::get_unique_inner_attr(sess, attrs, "msrv") { Some(msrv_attr) => { if let Some(msrv) = msrv_attr.value_str() { - self.msrv = $crate::parse_msrv( - &msrv.to_string(), - Some(cx.sess$($call)?), - Some(msrv_attr.span), - ); + self.msrv = $crate::parse_msrv(&msrv.to_string(), Some(sess), Some(msrv_attr.span)); } else { - cx.sess$($call)?.span_err(msrv_attr.span, "bad clippy attribute"); + sess.span_err(msrv_attr.span, "bad clippy attribute"); } }, _ => (), @@ -216,7 +204,7 @@ pub fn find_binding_init<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option< /// ``` pub fn in_constant(cx: &LateContext<'_>, id: HirId) -> bool { let parent_id = cx.tcx.hir().get_parent_item(id); - match cx.tcx.hir().get(parent_id) { + match cx.tcx.hir().get_by_def_id(parent_id) { Node::Item(&Item { kind: ItemKind::Const(..) | ItemKind::Static(..), .. @@ -607,12 +595,13 @@ pub fn get_trait_def_id(cx: &LateContext<'_>, path: &[&str]) -> Option<DefId> { /// } /// } /// ``` -pub fn trait_ref_of_method<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId) -> Option<&'tcx TraitRef<'tcx>> { +pub fn trait_ref_of_method<'tcx>(cx: &LateContext<'tcx>, def_id: LocalDefId) -> Option<&'tcx TraitRef<'tcx>> { // Get the implemented trait for the current function + let hir_id = cx.tcx.hir().local_def_id_to_hir_id(def_id); let parent_impl = cx.tcx.hir().get_parent_item(hir_id); if_chain! { - if parent_impl != hir::CRATE_HIR_ID; - if let hir::Node::Item(item) = cx.tcx.hir().get(parent_impl); + if parent_impl != CRATE_DEF_ID; + if let hir::Node::Item(item) = cx.tcx.hir().get_by_def_id(parent_impl); if let hir::ItemKind::Impl(impl_) = &item.kind; then { return impl_.of_trait.as_ref(); } } @@ -810,8 +799,7 @@ pub fn can_move_expr_to_closure_no_visit<'tcx>( | ExprKind::Continue(_) | ExprKind::Ret(_) | ExprKind::Yield(..) - | ExprKind::InlineAsm(_) - | ExprKind::LlvmInlineAsm(_) => false, + | ExprKind::InlineAsm(_) => false, // Accessing a field of a local value can only be done if the type isn't // partially moved. ExprKind::Field( @@ -982,11 +970,6 @@ pub fn can_move_expr_to_closure<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<' captures: HirIdMap<CaptureKind>, } impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { - type Map = ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if !self.allow_closure { return; @@ -1009,8 +992,8 @@ pub fn can_move_expr_to_closure<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<' }; if !self.locals.contains(&local_id) { let capture = match capture.info.capture_kind { - UpvarCapture::ByValue(_) => CaptureKind::Value, - UpvarCapture::ByRef(borrow) => match borrow.kind { + UpvarCapture::ByValue => CaptureKind::Value, + UpvarCapture::ByRef(kind) => match kind { BorrowKind::ImmBorrow => CaptureKind::Ref(Mutability::Not), BorrowKind::UniqueImmBorrow | BorrowKind::MutBorrow => { CaptureKind::Ref(Mutability::Mut) @@ -1066,13 +1049,13 @@ pub fn method_calls<'tcx>( let mut current = expr; for _ in 0..max_depth { - if let ExprKind::MethodCall(path, span, args, _) = ¤t.kind { + if let ExprKind::MethodCall(path, args, _) = ¤t.kind { if args.iter().any(|e| e.span.from_expansion()) { break; } method_names.push(path.ident.name); arg_lists.push(&**args); - spans.push(*span); + spans.push(path.ident.span); current = &args[0]; } else { break; @@ -1093,7 +1076,7 @@ pub fn method_chain_args<'a>(expr: &'a Expr<'_>, methods: &[&str]) -> Option<Vec let mut matched = Vec::with_capacity(methods.len()); for method_name in methods.iter().rev() { // method chains are stored last -> first - if let ExprKind::MethodCall(path, _, args, _) = current.kind { + if let ExprKind::MethodCall(path, args, _) = current.kind { if path.ident.name.as_str() == *method_name { if args.iter().any(|e| e.span.from_expansion()) { return None; @@ -1122,14 +1105,13 @@ pub fn is_entrypoint_fn(cx: &LateContext<'_>, def_id: DefId) -> bool { /// Returns `true` if the expression is in the program's `#[panic_handler]`. pub fn is_in_panic_handler(cx: &LateContext<'_>, e: &Expr<'_>) -> bool { let parent = cx.tcx.hir().get_parent_item(e.hir_id); - let def_id = cx.tcx.hir().local_def_id(parent).to_def_id(); - Some(def_id) == cx.tcx.lang_items().panic_impl() + Some(parent.to_def_id()) == cx.tcx.lang_items().panic_impl() } /// Gets the name of the item the expression is in, if available. pub fn get_item_name(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<Symbol> { let parent_id = cx.tcx.hir().get_parent_item(expr.hir_id); - match cx.tcx.hir().find(parent_id) { + match cx.tcx.hir().find_by_def_id(parent_id) { Some( Node::Item(Item { ident, .. }) | Node::TraitItem(TraitItem { ident, .. }) @@ -1145,16 +1127,11 @@ pub struct ContainsName { } impl<'tcx> Visitor<'tcx> for ContainsName { - type Map = Map<'tcx>; - fn visit_name(&mut self, _: Span, name: Symbol) { if self.name == name { self.result = true; } } - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } } /// Checks if an `Expr` contains a certain name. @@ -1639,7 +1616,7 @@ pub fn any_parent_has_attr(tcx: TyCtxt<'_>, node: HirId, symbol: Symbol) -> bool return true; } prev_enclosing_node = Some(enclosing_node); - enclosing_node = map.get_parent_item(enclosing_node); + enclosing_node = map.local_def_id_to_hir_id(map.get_parent_item(enclosing_node)); } false @@ -1793,7 +1770,7 @@ pub fn is_must_use_func_call(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool { None } }, - ExprKind::MethodCall(_, _, _, _) => cx.typeck_results().type_dependent_def_id(expr.hir_id), + ExprKind::MethodCall(..) => cx.typeck_results().type_dependent_def_id(expr.hir_id), _ => None, }; @@ -1960,7 +1937,7 @@ pub fn fn_has_unsatisfiable_preds(cx: &LateContext<'_>, did: DefId) -> bool { .predicates_of(did) .predicates .iter() - .filter_map(|(p, _)| if p.is_global(cx.tcx) { Some(*p) } else { None }); + .filter_map(|(p, _)| if p.is_global() { Some(*p) } else { None }); traits::impossible_predicates( cx.tcx, traits::elaborate_predicates(cx.tcx, predicates) @@ -2006,7 +1983,7 @@ pub fn is_slice_of_primitives(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<S if is_primitive { // if we have wrappers like Array, Slice or Tuple, print these // and get the type enclosed in the slice ref - match expr_type.peel_refs().walk(cx.tcx).nth(1).unwrap().expect_ty().kind() { + match expr_type.peel_refs().walk().nth(1).unwrap().expect_ty().kind() { rustc_ty::Slice(..) => return Some("slice".into()), rustc_ty::Array(..) => return Some("array".into()), rustc_ty::Tuple(..) => return Some("tuple".into()), @@ -2014,7 +1991,7 @@ pub fn is_slice_of_primitives(cx: &LateContext<'_>, expr: &Expr<'_>) -> Option<S // is_recursively_primitive_type() should have taken care // of the rest and we can rely on the type that is found let refs_peeled = expr_type.peel_refs(); - return Some(refs_peeled.walk(cx.tcx).last().unwrap().to_string()); + return Some(refs_peeled.walk().last().unwrap().to_string()); }, } } diff --git a/clippy_utils/src/macros.rs b/clippy_utils/src/macros.rs index a3e336d701c..b7a242cf90a 100644 --- a/clippy_utils/src/macros.rs +++ b/clippy_utils/src/macros.rs @@ -191,13 +191,13 @@ impl<'a> PanicExpn<'a> { if !macro_backtrace(expr.span).any(|macro_call| is_panic(cx, macro_call.def_id)) { return None; } - let ExprKind::Call(callee, [arg]) = expr.kind else { return None }; - let ExprKind::Path(QPath::Resolved(_, path)) = callee.kind else { return None }; + let ExprKind::Call(callee, [arg]) = &expr.kind else { return None }; + let ExprKind::Path(QPath::Resolved(_, path)) = &callee.kind else { return None }; let result = match path.segments.last().unwrap().ident.as_str() { "panic" if arg.span.ctxt() == expr.span.ctxt() => Self::Empty, "panic" | "panic_str" => Self::Str(arg), "panic_display" => { - let ExprKind::AddrOf(_, _, e) = arg.kind else { return None }; + let ExprKind::AddrOf(_, _, e) = &arg.kind else { return None }; Self::Display(e) }, "panic_fmt" => Self::Format(FormatArgsExpn::parse(cx, arg)?), diff --git a/clippy_utils/src/ptr.rs b/clippy_utils/src/ptr.rs index 17d9a505bc9..649b7b9940a 100644 --- a/clippy_utils/src/ptr.rs +++ b/clippy_utils/src/ptr.rs @@ -36,7 +36,7 @@ fn extract_clone_suggestions<'tcx>( if abort { return false; } - if let ExprKind::MethodCall(seg, _, [recv], _) = expr.kind { + if let ExprKind::MethodCall(seg, [recv], _) = expr.kind { if path_to_local_id(recv, id) { if seg.ident.name.as_str() == "capacity" { abort = true; diff --git a/clippy_utils/src/qualify_min_const_fn.rs b/clippy_utils/src/qualify_min_const_fn.rs index 8bdc9a9ea16..7512039a480 100644 --- a/clippy_utils/src/qualify_min_const_fn.rs +++ b/clippy_utils/src/qualify_min_const_fn.rs @@ -86,7 +86,7 @@ pub fn is_min_const_fn<'a, 'tcx>(tcx: TyCtxt<'tcx>, body: &'a Body<'tcx>, msrv: } fn check_ty<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>, span: Span) -> McfResult { - for arg in ty.walk(tcx) { + for arg in ty.walk() { let ty = match arg.unpack() { GenericArgKind::Type(ty) => ty, @@ -233,8 +233,6 @@ fn check_statement<'tcx>( // just an assignment StatementKind::SetDiscriminant { place, .. } => check_place(tcx, **place, span, body), - StatementKind::LlvmInlineAsm { .. } => Err((span, "cannot use inline assembly in const fn".into())), - StatementKind::CopyNonOverlapping(box rustc_middle::mir::CopyNonOverlapping { dst, src, count }) => { check_operand(tcx, dst, span, body)?; check_operand(tcx, src, span, body)?; diff --git a/clippy_utils/src/sugg.rs b/clippy_utils/src/sugg.rs index be1928045b8..fa63ddff253 100644 --- a/clippy_utils/src/sugg.rs +++ b/clippy_utils/src/sugg.rs @@ -147,7 +147,6 @@ impl<'a> Sugg<'a> { | hir::ExprKind::Field(..) | hir::ExprKind::Index(..) | hir::ExprKind::InlineAsm(..) - | hir::ExprKind::LlvmInlineAsm(..) | hir::ExprKind::ConstBlock(..) | hir::ExprKind::Lit(..) | hir::ExprKind::Loop(..) @@ -205,7 +204,6 @@ impl<'a> Sugg<'a> { | ast::ExprKind::ForLoop(..) | ast::ExprKind::Index(..) | ast::ExprKind::InlineAsm(..) - | ast::ExprKind::LlvmInlineAsm(..) | ast::ExprKind::ConstBlock(..) | ast::ExprKind::Lit(..) | ast::ExprKind::Loop(..) @@ -865,7 +863,7 @@ impl<'tcx> DerefDelegate<'_, 'tcx> { /// indicates whether the function from `parent_expr` takes its args by double reference fn func_takes_arg_by_double_ref(&self, parent_expr: &'tcx hir::Expr<'_>, cmt_hir_id: HirId) -> bool { let (call_args, inputs) = match parent_expr.kind { - ExprKind::MethodCall(_, _, call_args, _) => { + ExprKind::MethodCall(_, call_args, _) => { if let Some(method_did) = self.cx.typeck_results().type_dependent_def_id(parent_expr.hir_id) { (call_args, self.cx.tcx.fn_sig(method_did).skip_binder().inputs()) } else { @@ -917,7 +915,7 @@ impl<'tcx> Delegate<'tcx> for DerefDelegate<'_, 'tcx> { match &parent_expr.kind { // given expression is the self argument and will be handled completely by the compiler // i.e.: `|x| x.is_something()` - ExprKind::MethodCall(_, _, [self_expr, ..], _) if self_expr.hir_id == cmt.hir_id => { + ExprKind::MethodCall(_, [self_expr, ..], _) if self_expr.hir_id == cmt.hir_id => { self.suggestion_start .push_str(&format!("{}{}", start_snip, ident_str_with_proj)); self.next_pos = span.hi(); @@ -925,7 +923,7 @@ impl<'tcx> Delegate<'tcx> for DerefDelegate<'_, 'tcx> { }, // item is used in a call // i.e.: `Call`: `|x| please(x)` or `MethodCall`: `|x| [1, 2, 3].contains(x)` - ExprKind::Call(_, [call_args @ ..]) | ExprKind::MethodCall(_, _, [_, call_args @ ..], _) => { + ExprKind::Call(_, [call_args @ ..]) | ExprKind::MethodCall(_, [_, call_args @ ..], _) => { let expr = self.cx.tcx.hir().expect_expr(cmt.hir_id); let arg_ty_kind = self.cx.typeck_results().expr_ty(expr).kind(); diff --git a/clippy_utils/src/ty.rs b/clippy_utils/src/ty.rs index dc24bc8e252..d057da73302 100644 --- a/clippy_utils/src/ty.rs +++ b/clippy_utils/src/ty.rs @@ -40,8 +40,8 @@ pub fn can_partially_move_ty<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool } /// Walks into `ty` and returns `true` if any inner type is the same as `other_ty` -pub fn contains_ty<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>, other_ty: Ty<'tcx>) -> bool { - ty.walk(tcx).any(|inner| match inner.unpack() { +pub fn contains_ty(ty: Ty<'_>, other_ty: Ty<'_>) -> bool { + ty.walk().any(|inner| match inner.unpack() { GenericArgKind::Type(inner_ty) => ty::TyS::same_type(other_ty, inner_ty), GenericArgKind::Lifetime(_) | GenericArgKind::Const(_) => false, }) @@ -49,8 +49,8 @@ pub fn contains_ty<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>, other_ty: Ty<'tcx>) -> /// Walks into `ty` and returns `true` if any inner type is an instance of the given adt /// constructor. -pub fn contains_adt_constructor<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>, adt: &'tcx AdtDef) -> bool { - ty.walk(tcx).any(|inner| match inner.unpack() { +pub fn contains_adt_constructor(ty: Ty<'_>, adt: &AdtDef) -> bool { + ty.walk().any(|inner| match inner.unpack() { GenericArgKind::Type(inner_ty) => inner_ty.ty_adt_def() == Some(adt), GenericArgKind::Lifetime(_) | GenericArgKind::Const(_) => false, }) @@ -224,7 +224,7 @@ fn is_normalizable_helper<'tcx>( .iter() .all(|field| is_normalizable_helper(cx, param_env, field.ty(cx.tcx, substs), cache)) }), - _ => ty.walk(cx.tcx).all(|generic_arg| match generic_arg.unpack() { + _ => ty.walk().all(|generic_arg| match generic_arg.unpack() { GenericArgKind::Type(inner_ty) if inner_ty != ty => { is_normalizable_helper(cx, param_env, inner_ty, cache) }, @@ -462,7 +462,7 @@ pub fn expr_sig<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>) -> Option<ExprFnS let output = bounds .projection_bounds() .find(|p| lang_items.fn_once_output().map_or(false, |id| id == p.item_def_id())) - .map(|p| p.map_bound(|p| p.ty)); + .map(|p| p.map_bound(|p| p.term.ty().expect("return type was a const"))); Some(ExprFnSig::Trait(bound.map_bound(|b| b.substs.type_at(0)), output)) }, _ => None, @@ -492,7 +492,7 @@ pub fn expr_sig<'tcx>(cx: &LateContext<'tcx>, expr: &Expr<'_>) -> Option<ExprFnS && p.projection_ty.self_ty() == ty => { is_input = false; - Some(p.ty) + p.term.ty() }, _ => None, }) diff --git a/clippy_utils/src/usage.rs b/clippy_utils/src/usage.rs index 2066915e1d1..405e306359b 100644 --- a/clippy_utils/src/usage.rs +++ b/clippy_utils/src/usage.rs @@ -6,7 +6,7 @@ use rustc_hir::HirIdSet; use rustc_hir::{Expr, ExprKind, HirId}; use rustc_infer::infer::TyCtxtInferExt; use rustc_lint::LateContext; -use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::mir::FakeReadCause; use rustc_middle::ty; use rustc_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId}; @@ -96,18 +96,12 @@ impl<'tcx> ParamBindingIdCollector { } } impl<'tcx> intravisit::Visitor<'tcx> for ParamBindingIdCollector { - type Map = Map<'tcx>; - fn visit_pat(&mut self, pat: &'tcx hir::Pat<'tcx>) { if let hir::PatKind::Binding(_, hir_id, ..) = pat.kind { self.binding_hir_ids.push(hir_id); } intravisit::walk_pat(self, pat); } - - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::None - } } pub struct BindingUsageFinder<'a, 'tcx> { @@ -127,7 +121,7 @@ impl<'a, 'tcx> BindingUsageFinder<'a, 'tcx> { } } impl<'a, 'tcx> intravisit::Visitor<'tcx> for BindingUsageFinder<'a, 'tcx> { - type Map = Map<'tcx>; + type NestedFilter = nested_filter::OnlyBodies; fn visit_expr(&mut self, expr: &'tcx hir::Expr<'tcx>) { if !self.usage_found { @@ -143,8 +137,8 @@ impl<'a, 'tcx> intravisit::Visitor<'tcx> for BindingUsageFinder<'a, 'tcx> { } } - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } } diff --git a/clippy_utils/src/visitors.rs b/clippy_utils/src/visitors.rs index b60cd4736f3..40451b17a9c 100644 --- a/clippy_utils/src/visitors.rs +++ b/clippy_utils/src/visitors.rs @@ -1,12 +1,13 @@ use crate::path_to_local_id; use rustc_hir as hir; use rustc_hir::def::{DefKind, Res}; -use rustc_hir::intravisit::{self, walk_block, walk_expr, NestedVisitorMap, Visitor}; +use rustc_hir::intravisit::{self, walk_block, walk_expr, Visitor}; use rustc_hir::{ Arm, Block, BlockCheckMode, Body, BodyId, Expr, ExprKind, HirId, ItemId, ItemKind, Stmt, UnOp, Unsafety, }; use rustc_lint::LateContext; use rustc_middle::hir::map::Map; +use rustc_middle::hir::nested_filter; use rustc_middle::ty; /// Convenience method for creating a `Visitor` with just `visit_expr` overridden and nested @@ -19,9 +20,9 @@ pub fn expr_visitor<'tcx>(cx: &LateContext<'tcx>, f: impl FnMut(&'tcx Expr<'tcx> f: F, } impl<'tcx, F: FnMut(&'tcx Expr<'tcx>) -> bool> Visitor<'tcx> for V<'tcx, F> { - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.hir) + type NestedFilter = nested_filter::OnlyBodies; + fn nested_visit_map(&mut self) -> Self::Map { + self.hir } fn visit_expr(&mut self, expr: &'tcx Expr<'tcx>) { @@ -40,11 +41,6 @@ pub fn expr_visitor<'tcx>(cx: &LateContext<'tcx>, f: impl FnMut(&'tcx Expr<'tcx> pub fn expr_visitor_no_bodies<'tcx>(f: impl FnMut(&'tcx Expr<'tcx>) -> bool) -> impl Visitor<'tcx> { struct V<F>(F); impl<'tcx, F: FnMut(&'tcx Expr<'tcx>) -> bool> Visitor<'tcx> for V<F> { - type Map = intravisit::ErasedMap<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::None - } - fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if (self.0)(e) { walk_expr(self, e); @@ -113,12 +109,6 @@ where } impl<'hir, F: FnMut(&'hir hir::Expr<'hir>) -> bool> intravisit::Visitor<'hir> for RetFinder<F> { - type Map = Map<'hir>; - - fn nested_visit_map(&mut self) -> intravisit::NestedVisitorMap<Self::Map> { - intravisit::NestedVisitorMap::None - } - fn visit_stmt(&mut self, stmt: &'hir hir::Stmt<'_>) { intravisit::walk_stmt(&mut *self.inside_stmt(true), stmt); } @@ -237,9 +227,9 @@ pub fn is_const_evaluatable<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> is_const: bool, } impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + type NestedFilter = nested_filter::OnlyBodies; + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, e: &'tcx Expr<'_>) { @@ -327,9 +317,9 @@ pub fn is_expr_unsafe<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> bool { is_unsafe: bool, } impl<'tcx> Visitor<'tcx> for V<'_, 'tcx> { - type Map = Map<'tcx>; - fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> { - NestedVisitorMap::OnlyBodies(self.cx.tcx.hir()) + type NestedFilter = nested_filter::OnlyBodies; + fn nested_visit_map(&mut self) -> Self::Map { + self.cx.tcx.hir() } fn visit_expr(&mut self, e: &'tcx Expr<'_>) { if self.is_unsafe { diff --git a/doc/common_tools_writing_lints.md b/doc/common_tools_writing_lints.md index 207b0be1548..6c8a3dc418b 100644 --- a/doc/common_tools_writing_lints.md +++ b/doc/common_tools_writing_lints.md @@ -64,7 +64,7 @@ impl<'tcx> LateLintPass<'tcx> for MyStructLint { fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) { if_chain! { // Check our expr is calling a method - if let hir::ExprKind::MethodCall(path, _, [_self_arg, ..], _) = &expr.kind; + if let hir::ExprKind::MethodCall(path, _, [_self_arg, ..]) = &expr.kind; // Check the name of this method is `some_method` if path.ident.name == sym!(some_method); // Optionally, check the type of the self argument. diff --git a/lintcheck/Cargo.toml b/lintcheck/Cargo.toml index f33f1b65eab..c694037021a 100644 --- a/lintcheck/Cargo.toml +++ b/lintcheck/Cargo.toml @@ -13,7 +13,7 @@ publish = false clap = "2.33" flate2 = "1.0" fs_extra = "1.2" -rayon = "1.5" +rayon = "1.5.1" serde = { version = "1.0", features = ["derive"] } serde_json = "1.0" tar = "0.4" diff --git a/rust-toolchain b/rust-toolchain index e6a58e92072..e23dc73ab08 100644 --- a/rust-toolchain +++ b/rust-toolchain @@ -1,3 +1,3 @@ [toolchain] -channel = "nightly-2022-01-13" +channel = "nightly-2022-01-27" components = ["cargo", "llvm-tools-preview", "rust-src", "rust-std", "rustc", "rustc-dev", "rustfmt"] diff --git a/tests/ui/author/struct.stdout b/tests/ui/author/struct.stdout index ded5abd8d33..5e78b7c9de7 100644 --- a/tests/ui/author/struct.stdout +++ b/tests/ui/author/struct.stdout @@ -53,7 +53,7 @@ if_chain! { } } if_chain! { - if let ExprKind::MethodCall(method_name, _, args, _) = expr.kind; + if let ExprKind::MethodCall(method_name, args, _) = expr.kind; if method_name.ident.as_str() == "test"; if args.len() == 1; if let ExprKind::Path(ref qpath) = args[0].kind; diff --git a/tests/ui/to_string_in_display.stderr b/tests/ui/to_string_in_display.stderr index 5f26ef413e2..80189ca1f0a 100644 --- a/tests/ui/to_string_in_display.stderr +++ b/tests/ui/to_string_in_display.stderr @@ -6,5 +6,14 @@ LL | write!(f, "{}", self.to_string()) | = note: `-D clippy::to-string-in-display` implied by `-D warnings` -error: aborting due to previous error +error: unnecessary use of `to_string` + --> $DIR/to_string_in_display.rs:55:50 + | +LL | Self::E(string) => write!(f, "E {}", string.to_string()), + | ^^^^^^^^^^^^^^^^^^ + | + = note: `-D clippy::unnecessary-to-owned` implied by `-D warnings` + = note: this error originates in the macro `$crate::format_args` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: aborting due to 2 previous errors |