diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs index cbe2bafef21fd..393b33d882150 100644 --- a/compiler/rustc_span/src/symbol.rs +++ b/compiler/rustc_span/src/symbol.rs @@ -511,6 +511,8 @@ symbols! { breakpoint, bridge, bswap, + btreemap_contains_key, + btreemap_insert, builtin_syntax, c, c_str, @@ -971,6 +973,8 @@ symbols! { half_open_range_patterns, half_open_range_patterns_in_slices, hash, + hashmap_contains_key, + hashmap_insert, hexagon_target_feature, hidden, homogeneous_aggregate, diff --git a/library/alloc/src/collections/btree/map.rs b/library/alloc/src/collections/btree/map.rs index 60e08b47e3d35..0eadc9ecac8fa 100644 --- a/library/alloc/src/collections/btree/map.rs +++ b/library/alloc/src/collections/btree/map.rs @@ -916,6 +916,7 @@ impl BTreeMap { /// assert_eq!(map.contains_key(&2), false); /// ``` #[stable(feature = "rust1", since = "1.0.0")] + #[cfg_attr(not(test), rustc_diagnostic_item = "btreemap_contains_key")] pub fn contains_key(&self, key: &Q) -> bool where K: Borrow + Ord, @@ -981,6 +982,7 @@ impl BTreeMap { /// ``` #[stable(feature = "rust1", since = "1.0.0")] #[rustc_confusables("push", "put", "set")] + #[cfg_attr(not(test), rustc_diagnostic_item = "btreemap_insert")] pub fn insert(&mut self, key: K, value: V) -> Option where K: Ord, diff --git a/library/std/src/collections/hash/map.rs b/library/std/src/collections/hash/map.rs index 7d21d37f40df9..0d7346c7f1eae 100644 --- a/library/std/src/collections/hash/map.rs +++ b/library/std/src/collections/hash/map.rs @@ -1037,6 +1037,7 @@ where /// ``` #[inline] #[stable(feature = "rust1", since = "1.0.0")] + #[cfg_attr(not(test), rustc_diagnostic_item = "hashmap_contains_key")] pub fn contains_key(&self, k: &Q) -> bool where K: Borrow, @@ -1100,6 +1101,7 @@ where #[inline] #[stable(feature = "rust1", since = "1.0.0")] #[rustc_confusables("push", "append", "put")] + #[cfg_attr(not(test), rustc_diagnostic_item = "hashmap_insert")] pub fn insert(&mut self, k: K, v: V) -> Option { self.base.insert(k, v) } diff --git a/src/tools/clippy/clippy_lints/src/entry.rs b/src/tools/clippy/clippy_lints/src/entry.rs index b7c9d3d03852f..9c5100a8c1af8 100644 --- a/src/tools/clippy/clippy_lints/src/entry.rs +++ b/src/tools/clippy/clippy_lints/src/entry.rs @@ -1,8 +1,8 @@ use clippy_utils::diagnostics::span_lint_and_sugg; use clippy_utils::source::{reindent_multiline, snippet_indent, snippet_with_applicability, snippet_with_context}; use clippy_utils::{ - can_move_expr_to_closure_no_visit, higher, is_expr_final_block_expr, is_expr_used_or_unified, match_def_path, - paths, peel_hir_expr_while, SpanlessEq, + can_move_expr_to_closure_no_visit, higher, is_expr_final_block_expr, is_expr_used_or_unified, + peel_hir_expr_while, SpanlessEq, }; use core::fmt::{self, Write}; use rustc_errors::Applicability; @@ -11,7 +11,7 @@ use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{Block, Expr, ExprKind, HirId, Pat, Stmt, StmtKind, UnOp}; use rustc_lint::{LateContext, LateLintPass}; use rustc_session::declare_lint_pass; -use rustc_span::{Span, SyntaxContext, DUMMY_SP}; +use rustc_span::{sym, Span, SyntaxContext, DUMMY_SP}; declare_clippy_lint! { /// ### What it does @@ -269,9 +269,9 @@ fn try_parse_contains<'tcx>(cx: &LateContext<'_>, expr: &'tcx Expr<'_>) -> Optio key, call_ctxt: expr.span.ctxt(), }; - if match_def_path(cx, id, &paths::BTREEMAP_CONTAINS_KEY) { + if cx.tcx.is_diagnostic_item(sym::btreemap_contains_key, id) { Some((MapType::BTree, expr)) - } else if match_def_path(cx, id, &paths::HASHMAP_CONTAINS_KEY) { + } else if cx.tcx.is_diagnostic_item(sym::hashmap_contains_key, id) { Some((MapType::Hash, expr)) } else { None @@ -306,7 +306,7 @@ struct InsertExpr<'tcx> { fn try_parse_insert<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>) -> Option> { 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) { + if cx.tcx.is_diagnostic_item(sym::btreemap_insert, id) || cx.tcx.is_diagnostic_item(sym::hashmap_insert, id) { Some(InsertExpr { map, key, value }) } else { None diff --git a/src/tools/clippy/clippy_utils/src/paths.rs b/src/tools/clippy/clippy_utils/src/paths.rs index 684c645c19964..289eebbe241fc 100644 --- a/src/tools/clippy/clippy_utils/src/paths.rs +++ b/src/tools/clippy/clippy_utils/src/paths.rs @@ -13,8 +13,6 @@ pub const APPLICABILITY_VALUES: [[&str; 3]; 4] = [ ]; pub const DIAG: [&str; 2] = ["rustc_errors", "Diag"]; pub const BINARYHEAP_ITER: [&str; 5] = ["alloc", "collections", "binary_heap", "BinaryHeap", "iter"]; -pub const BTREEMAP_CONTAINS_KEY: [&str; 6] = ["alloc", "collections", "btree", "map", "BTreeMap", "contains_key"]; -pub const BTREEMAP_INSERT: [&str; 6] = ["alloc", "collections", "btree", "map", "BTreeMap", "insert"]; pub const BTREESET_ITER: [&str; 6] = ["alloc", "collections", "btree", "set", "BTreeSet", "iter"]; pub const CORE_ITER_CLONED: [&str; 6] = ["core", "iter", "traits", "iterator", "Iterator", "cloned"]; pub const CORE_ITER_COPIED: [&str; 6] = ["core", "iter", "traits", "iterator", "Iterator", "copied"]; @@ -30,8 +28,6 @@ pub const FILE_OPTIONS: [&str; 4] = ["std", "fs", "File", "options"]; pub const FUTURES_IO_ASYNCREADEXT: [&str; 3] = ["futures_util", "io", "AsyncReadExt"]; #[expect(clippy::invalid_paths)] // internal lints do not know about all external crates pub const FUTURES_IO_ASYNCWRITEEXT: [&str; 3] = ["futures_util", "io", "AsyncWriteExt"]; -pub const HASHMAP_CONTAINS_KEY: [&str; 6] = ["std", "collections", "hash", "map", "HashMap", "contains_key"]; -pub const HASHMAP_INSERT: [&str; 6] = ["std", "collections", "hash", "map", "HashMap", "insert"]; pub const HASHMAP_ITER: [&str; 5] = ["std", "collections", "hash", "map", "Iter"]; pub const HASHMAP_ITER_MUT: [&str; 5] = ["std", "collections", "hash", "map", "IterMut"]; pub const HASHMAP_KEYS: [&str; 5] = ["std", "collections", "hash", "map", "Keys"];