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Replace str path utils with new PathLookup type

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This commit is contained in:
Alex Macleod 2025-04-28 17:12:16 +00:00
parent ea13461967
commit b768fbe4bc
70 changed files with 799 additions and 1400 deletions
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9
clippy_lints/src/methods/io_other_error.rs
View file

@ -1,5 +1,6 @@
use clippy_utils::diagnostics::span_lint_and_then;
use clippy_utils::msrvs::{self, Msrv};
use clippy_utils::{expr_or_init, paths};
use rustc_errors::Applicability;
use rustc_hir::{Expr, ExprKind, QPath};
use rustc_lint::LateContext;
@ -8,13 +9,9 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &Expr<'_>, path: &Expr<'_>, args
if let [error_kind, error] = args
&& !expr.span.from_expansion()
&& !error_kind.span.from_expansion()
&& clippy_utils::is_expr_path_def_path(cx, path, &clippy_utils::paths::IO_ERROR_NEW)
&& clippy_utils::is_expr_path_def_path(
cx,
clippy_utils::expr_or_init(cx, error_kind),
&clippy_utils::paths::IO_ERRORKIND_OTHER,
)
&& let ExprKind::Path(QPath::TypeRelative(_, new_segment)) = path.kind
&& paths::IO_ERROR_NEW.matches_path(cx, path)
&& paths::IO_ERRORKIND_OTHER_CTOR.matches_path(cx, expr_or_init(cx, error_kind))
&& msrv.meets(cx, msrvs::IO_ERROR_OTHER)
{
span_lint_and_then(

20
clippy_lints/src/methods/manual_saturating_arithmetic.rs
View file

@ -1,9 +1,10 @@
use clippy_utils::diagnostics::span_lint_and_sugg;
use clippy_utils::source::snippet_with_applicability;
use clippy_utils::{match_def_path, path_def_id};
use clippy_utils::{path_res, sym};
use rustc_ast::ast;
use rustc_errors::Applicability;
use rustc_hir as hir;
use rustc_hir::def::Res;
use rustc_lint::LateContext;
use rustc_middle::ty::layout::LayoutOf;
@ -79,16 +80,15 @@ fn is_min_or_max(cx: &LateContext<'_>, expr: &hir::Expr<'_>) -> Option<MinMax> {
}
let ty = cx.typeck_results().expr_ty(expr);
let ty_str = ty.to_string();
// `std::T::MAX` `std::T::MIN` constants
if let Some(id) = path_def_id(cx, expr) {
if match_def_path(cx, id, &["core", &ty_str, "MAX"]) {
return Some(MinMax::Max);
}
if match_def_path(cx, id, &["core", &ty_str, "MIN"]) {
return Some(MinMax::Min);
// `T::MAX` and `T::MIN` constants
if let hir::ExprKind::Path(hir::QPath::TypeRelative(base, seg)) = expr.kind
&& let Res::PrimTy(_) = path_res(cx, base)
{
match seg.ident.name {
sym::MAX => return Some(MinMax::Max),
sym::MIN => return Some(MinMax::Min),
_ => {},
}
}

7
clippy_lints/src/methods/needless_character_iteration.rs
View file

@ -7,9 +7,8 @@ use rustc_span::Span;
use super::NEEDLESS_CHARACTER_ITERATION;
use super::utils::get_last_chain_binding_hir_id;
use clippy_utils::diagnostics::span_lint_and_sugg;
use clippy_utils::paths::CHAR_IS_ASCII;
use clippy_utils::source::SpanRangeExt;
use clippy_utils::{match_def_path, path_to_local_id, peel_blocks, sym};
use clippy_utils::{is_path_diagnostic_item, path_to_local_id, peel_blocks, sym};
fn peels_expr_ref<'a, 'tcx>(mut expr: &'a Expr<'tcx>) -> &'a Expr<'tcx> {
while let ExprKind::AddrOf(_, _, e) = expr.kind {
@ -76,9 +75,7 @@ fn handle_expr(
// If we have `!is_ascii`, then only `.any()` should warn. And if the condition is
// `is_ascii`, then only `.all()` should warn.
if revert != is_all
&& let ExprKind::Path(path) = fn_path.kind
&& let Some(fn_def_id) = cx.qpath_res(&path, fn_path.hir_id).opt_def_id()
&& match_def_path(cx, fn_def_id, &CHAR_IS_ASCII)
&& is_path_diagnostic_item(cx, fn_path, sym::char_is_ascii)
&& path_to_local_id(peels_expr_ref(arg), first_param)
&& let Some(snippet) = before_chars.get_source_text(cx)
{

20
clippy_lints/src/methods/open_options.rs
View file

@ -1,8 +1,8 @@
use rustc_data_structures::fx::FxHashMap;
use clippy_utils::diagnostics::{span_lint, span_lint_and_then};
use clippy_utils::ty::{is_type_diagnostic_item, match_type};
use clippy_utils::{match_any_def_paths, paths};
use clippy_utils::paths;
use clippy_utils::ty::is_type_diagnostic_item;
use rustc_ast::ast::LitKind;
use rustc_hir::{Expr, ExprKind};
use rustc_lint::LateContext;
@ -13,7 +13,7 @@ use rustc_span::{Span, sym};
use super::{NONSENSICAL_OPEN_OPTIONS, SUSPICIOUS_OPEN_OPTIONS};
fn is_open_options(cx: &LateContext<'_>, ty: Ty<'_>) -> bool {
is_type_diagnostic_item(cx, ty, sym::FsOpenOptions) || match_type(cx, ty, &paths::TOKIO_IO_OPEN_OPTIONS)
is_type_diagnostic_item(cx, ty, sym::FsOpenOptions) || paths::TOKIO_IO_OPEN_OPTIONS.matches_ty(cx, ty)
}
pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>, recv: &'tcx Expr<'_>) {
@ -126,14 +126,14 @@ fn get_open_options(
&& let ExprKind::Path(path) = callee.kind
&& let Some(did) = cx.qpath_res(&path, callee.hir_id).opt_def_id()
{
let std_file_options = [sym::file_options, sym::open_options_new];
let is_std_options = matches!(
cx.tcx.get_diagnostic_name(did),
Some(sym::file_options | sym::open_options_new)
);
let tokio_file_options: &[&[&str]] = &[&paths::TOKIO_IO_OPEN_OPTIONS_NEW, &paths::TOKIO_FILE_OPTIONS];
let is_std_options = std_file_options
.into_iter()
.any(|sym| cx.tcx.is_diagnostic_item(sym, did));
is_std_options || match_any_def_paths(cx, did, tokio_file_options).is_some()
is_std_options
|| paths::TOKIO_IO_OPEN_OPTIONS_NEW.matches(cx, did)
|| paths::TOKIO_FILE_OPTIONS.matches(cx, did)
} else {
false
}

4
clippy_lints/src/methods/str_splitn.rs
View file

@ -4,7 +4,7 @@ use clippy_utils::msrvs::{self, Msrv};
use clippy_utils::source::snippet_with_context;
use clippy_utils::usage::local_used_after_expr;
use clippy_utils::visitors::{Descend, for_each_expr};
use clippy_utils::{is_diag_item_method, match_def_path, path_to_local_id, paths};
use clippy_utils::{is_diag_item_method, path_to_local_id, paths};
use core::ops::ControlFlow;
use rustc_errors::Applicability;
use rustc_hir::{
@ -288,7 +288,7 @@ fn parse_iter_usage<'tcx>(
match (name.ident.as_str(), args) {
("next", []) if cx.tcx.trait_of_item(did) == Some(iter_id) => (IterUsageKind::Nth(0), e.span),
("next_tuple", []) => {
return if match_def_path(cx, did, &paths::ITERTOOLS_NEXT_TUPLE)
return if paths::ITERTOOLS_NEXT_TUPLE.matches(cx, did)
&& let ty::Adt(adt_def, subs) = cx.typeck_results().expr_ty(e).kind()
&& cx.tcx.is_diagnostic_item(sym::Option, adt_def.did())
&& let ty::Tuple(subs) = subs.type_at(0).kind()

9
clippy_lints/src/methods/useless_asref.rs
View file

@ -1,9 +1,7 @@
use clippy_utils::diagnostics::span_lint_and_sugg;
use clippy_utils::source::snippet_with_applicability;
use clippy_utils::ty::{implements_trait, should_call_clone_as_function, walk_ptrs_ty_depth};
use clippy_utils::{
get_parent_expr, is_diag_trait_item, match_def_path, path_to_local_id, peel_blocks, strip_pat_refs,
};
use clippy_utils::{get_parent_expr, is_diag_trait_item, path_to_local_id, peel_blocks, strip_pat_refs};
use rustc_errors::Applicability;
use rustc_hir::{self as hir, LangItem};
use rustc_lint::LateContext;
@ -81,8 +79,9 @@ pub(super) fn check(cx: &LateContext<'_>, expr: &hir::Expr<'_>, call_name: &str,
applicability,
);
}
} else if match_def_path(cx, def_id, &["core", "option", "Option", call_name])
|| match_def_path(cx, def_id, &["core", "result", "Result", call_name])
} else if let Some(impl_id) = cx.tcx.opt_parent(def_id)
&& let Some(adt) = cx.tcx.type_of(impl_id).instantiate_identity().ty_adt_def()
&& (cx.tcx.lang_items().option_type() == Some(adt.did()) || cx.tcx.is_diagnostic_item(sym::Result, adt.did()))
{
let rcv_ty = cx.typeck_results().expr_ty(recvr).peel_refs();
let res_ty = cx.typeck_results().expr_ty(expr).peel_refs();