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Rename hir::Local into hir::LetStmt

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This commit is contained in:
Guillaume Gomez 2024-03-20 17:50:31 +01:00
parent b3df0d7e5e
commit b376f49e30
60 changed files with 132 additions and 132 deletions

4
compiler/rustc_ast_lowering/src/block.rs

@ -81,7 +81,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
(self.arena.alloc_from_iter(stmts), expr)
}
fn lower_local(&mut self, l: &Local) -> &'hir hir::Local<'hir> {
fn lower_local(&mut self, l: &Local) -> &'hir hir::LetStmt<'hir> {
let ty = l
.ty
.as_ref()
@ -97,7 +97,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
let span = self.lower_span(l.span);
let source = hir::LocalSource::Normal;
self.lower_attrs(hir_id, &l.attrs);
self.arena.alloc(hir::Local { hir_id, ty, pat, init, els, span, source })
self.arena.alloc(hir::LetStmt { hir_id, ty, pat, init, els, span, source })
}
fn lower_block_check_mode(&mut self, b: &BlockCheckMode) -> hir::BlockCheckMode {

2
compiler/rustc_ast_lowering/src/index.rs

@ -302,7 +302,7 @@ impl<'a, 'hir> Visitor<'hir> for NodeCollector<'a, 'hir> {
});
}
fn visit_local(&mut self, l: &'hir Local<'hir>) {
fn visit_local(&mut self, l: &'hir LetStmt<'hir>) {
self.insert(l.span, l.hir_id, Node::Local(l));
self.with_parent(l.hir_id, |this| {
intravisit::walk_local(this, l);

2
compiler/rustc_ast_lowering/src/lib.rs

@ -2341,7 +2341,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
debug_assert!(!a.is_empty());
self.attrs.insert(hir_id.local_id, a);
}
let local = hir::Local {
let local = hir::LetStmt {
hir_id,
init,
pat,

6
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs

@ -622,7 +622,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
// FIXME: We make sure that this is a normal top-level binding,
// but we could suggest `todo!()` for all uninitalized bindings in the pattern pattern
if let hir::StmtKind::Let(hir::Local { span, ty, init: None, pat, .. }) =
if let hir::StmtKind::Let(hir::LetStmt { span, ty, init: None, pat, .. }) =
&ex.kind
&& let hir::PatKind::Binding(..) = pat.kind
&& span.contains(self.decl_span)
@ -800,7 +800,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
for (_, node) in tcx.hir().parent_iter(expr.hir_id) {
let e = match node {
hir::Node::Expr(e) => e,
hir::Node::Local(hir::Local { els: Some(els), .. }) => {
hir::Node::Local(hir::LetStmt { els: Some(els), .. }) => {
let mut finder = BreakFinder { found_breaks: vec![], found_continues: vec![] };
finder.visit_block(els);
if !finder.found_breaks.is_empty() {
@ -2124,7 +2124,7 @@ impl<'cx, 'tcx> MirBorrowckCtxt<'cx, 'tcx> {
hir::intravisit::walk_expr(self, e);
}
fn visit_local(&mut self, local: &'hir hir::Local<'hir>) {
fn visit_local(&mut self, local: &'hir hir::LetStmt<'hir>) {
if let hir::Pat { kind: hir::PatKind::Binding(_, hir_id, _ident, _), .. } =
local.pat
&& let Some(init) = local.init

4
compiler/rustc_borrowck/src/diagnostics/mutability_errors.rs

@ -558,7 +558,7 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> {
hir::intravisit::walk_stmt(self, stmt);
let expr = match stmt.kind {
hir::StmtKind::Semi(expr) | hir::StmtKind::Expr(expr) => expr,
hir::StmtKind::Let(hir::Local { init: Some(expr), .. }) => expr,
hir::StmtKind::Let(hir::LetStmt { init: Some(expr), .. }) => expr,
_ => {
return;
}
@ -737,7 +737,7 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> {
&& let body = self.infcx.tcx.hir().body(body_id)
&& let Some(hir_id) = (BindingFinder { span: pat_span }).visit_body(body).break_value()
&& let node = self.infcx.tcx.hir_node(hir_id)
&& let hir::Node::Local(hir::Local {
&& let hir::Node::Local(hir::LetStmt {
pat: hir::Pat { kind: hir::PatKind::Ref(_, _), .. },
..
})

14
compiler/rustc_hir/src/hir.rs

@ -1220,7 +1220,7 @@ pub struct Stmt<'hir> {
#[derive(Debug, Clone, Copy, HashStable_Generic)]
pub enum StmtKind<'hir> {
/// A local (`let`) binding.
Let(&'hir Local<'hir>),
Let(&'hir LetStmt<'hir>),
/// An item binding.
Item(ItemId),
@ -1234,7 +1234,7 @@ pub enum StmtKind<'hir> {
/// Represents a `let` statement (i.e., `let <pat>:<ty> = <init>;`).
#[derive(Debug, Clone, Copy, HashStable_Generic)]
pub struct Local<'hir> {
pub struct LetStmt<'hir> {
pub pat: &'hir Pat<'hir>,
/// Type annotation, if any (otherwise the type will be inferred).
pub ty: Option<&'hir Ty<'hir>>,
@ -1264,7 +1264,7 @@ pub struct Arm<'hir> {
pub body: &'hir Expr<'hir>,
}
/// Represents a `let <pat>[: <ty>] = <expr>` expression (not a [`Local`]), occurring in an `if-let`
/// Represents a `let <pat>[: <ty>] = <expr>` expression (not a [`LetStmt`]), occurring in an `if-let`
/// or `let-else`, evaluating to a boolean. Typically the pattern is refutable.
///
/// In an `if let`, imagine it as `if (let <pat> = <expr>) { ... }`; in a let-else, it is part of
@ -1861,7 +1861,7 @@ pub enum ExprKind<'hir> {
DropTemps(&'hir Expr<'hir>),
/// A `let $pat = $expr` expression.
///
/// These are not `Local` and only occur as expressions.
/// These are not [`LetStmt`] and only occur as expressions.
/// The `let Some(x) = foo()` in `if let Some(x) = foo()` is an example of `Let(..)`.
Let(&'hir LetExpr<'hir>),
/// An `if` block, with an optional else block.
@ -3529,7 +3529,7 @@ pub enum Node<'hir> {
PatField(&'hir PatField<'hir>),
Arm(&'hir Arm<'hir>),
Block(&'hir Block<'hir>),
Local(&'hir Local<'hir>),
Local(&'hir LetStmt<'hir>),
/// `Ctor` refers to the constructor of an enum variant or struct. Only tuple or unit variants
/// with synthesized constructors.
Ctor(&'hir VariantData<'hir>),
@ -3757,7 +3757,7 @@ impl<'hir> Node<'hir> {
expect_pat_field, &'hir PatField<'hir>, Node::PatField(n), n;
expect_arm, &'hir Arm<'hir>, Node::Arm(n), n;
expect_block, &'hir Block<'hir>, Node::Block(n), n;
expect_local, &'hir Local<'hir>, Node::Local(n), n;
expect_local, &'hir LetStmt<'hir>, Node::Local(n), n;
expect_ctor, &'hir VariantData<'hir>, Node::Ctor(n), n;
expect_lifetime, &'hir Lifetime, Node::Lifetime(n), n;
expect_generic_param, &'hir GenericParam<'hir>, Node::GenericParam(n), n;
@ -3787,7 +3787,7 @@ mod size_asserts {
static_assert_size!(ImplItemKind<'_>, 40);
static_assert_size!(Item<'_>, 88);
static_assert_size!(ItemKind<'_>, 56);
static_assert_size!(Local<'_>, 64);
static_assert_size!(LetStmt<'_>, 64);
static_assert_size!(Param<'_>, 32);
static_assert_size!(Pat<'_>, 72);
static_assert_size!(Path<'_>, 40);

4
compiler/rustc_hir/src/intravisit.rs

@ -320,7 +320,7 @@ pub trait Visitor<'v>: Sized {
fn visit_foreign_item(&mut self, i: &'v ForeignItem<'v>) -> Self::Result {
walk_foreign_item(self, i)
}
fn visit_local(&mut self, l: &'v Local<'v>) -> Self::Result {
fn visit_local(&mut self, l: &'v LetStmt<'v>) -> Self::Result {
walk_local(self, l)
}
fn visit_block(&mut self, b: &'v Block<'v>) -> Self::Result {
@ -606,7 +606,7 @@ pub fn walk_foreign_item<'v, V: Visitor<'v>>(
V::Result::output()
}
pub fn walk_local<'v, V: Visitor<'v>>(visitor: &mut V, local: &'v Local<'v>) -> V::Result {
pub fn walk_local<'v, V: Visitor<'v>>(visitor: &mut V, local: &'v LetStmt<'v>) -> V::Result {
// Intentionally visiting the expr first - the initialization expr
// dominates the local's definition.
visit_opt!(visitor, visit_expr, local.init);

6
compiler/rustc_hir_analysis/src/check/region.rs

@ -11,7 +11,7 @@ use rustc_data_structures::fx::FxHashSet;
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_hir::intravisit::{self, Visitor};
use rustc_hir::{Arm, Block, Expr, Local, Pat, PatKind, Stmt};
use rustc_hir::{Arm, Block, Expr, LetStmt, Pat, PatKind, Stmt};
use rustc_index::Idx;
use rustc_middle::middle::region::*;
use rustc_middle::ty::TyCtxt;
@ -123,7 +123,7 @@ fn resolve_block<'tcx>(visitor: &mut RegionResolutionVisitor<'tcx>, blk: &'tcx h
for (i, statement) in blk.stmts.iter().enumerate() {
match statement.kind {
hir::StmtKind::Let(hir::Local { els: Some(els), .. }) => {
hir::StmtKind::Let(LetStmt { els: Some(els), .. }) => {
// Let-else has a special lexical structure for variables.
// First we take a checkpoint of the current scope context here.
let mut prev_cx = visitor.cx;
@ -855,7 +855,7 @@ impl<'tcx> Visitor<'tcx> for RegionResolutionVisitor<'tcx> {
fn visit_expr(&mut self, ex: &'tcx Expr<'tcx>) {
resolve_expr(self, ex);
}
fn visit_local(&mut self, l: &'tcx Local<'tcx>) {
fn visit_local(&mut self, l: &'tcx LetStmt<'tcx>) {
resolve_local(self, Some(l.pat), l.init)
}
}

2
compiler/rustc_hir_pretty/src/lib.rs

@ -1544,7 +1544,7 @@ impl<'a> State<'a> {
self.end()
}
fn print_local_decl(&mut self, loc: &hir::Local<'_>) {
fn print_local_decl(&mut self, loc: &hir::LetStmt<'_>) {
self.print_pat(loc.pat);
if let Some(ty) = loc.ty {
self.word_space(":");

2
compiler/rustc_hir_typeck/src/_match.rs

@ -408,7 +408,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
}
}
}
if let hir::Node::Local(hir::Local { ty: Some(_), pat, .. }) = node {
if let hir::Node::Local(hir::LetStmt { ty: Some(_), pat, .. }) = node {
return Some((pat.span, "expected because of this assignment".to_string()));
}
None

10
compiler/rustc_hir_typeck/src/demand.rs

@ -299,8 +299,8 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
return false;
};
let (init_ty_hir_id, init) = match self.tcx.parent_hir_node(pat.hir_id) {
hir::Node::Local(hir::Local { ty: Some(ty), init, .. }) => (ty.hir_id, *init),
hir::Node::Local(hir::Local { init: Some(init), .. }) => (init.hir_id, Some(*init)),
hir::Node::Local(hir::LetStmt { ty: Some(ty), init, .. }) => (ty.hir_id, *init),
hir::Node::Local(hir::LetStmt { init: Some(init), .. }) => (init.hir_id, Some(*init)),
_ => return false,
};
let Some(init_ty) = self.node_ty_opt(init_ty_hir_id) else {
@ -678,7 +678,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
error: Option<TypeError<'tcx>>,
) {
match (self.tcx.parent_hir_node(expr.hir_id), error) {
(hir::Node::Local(hir::Local { ty: Some(ty), init: Some(init), .. }), _)
(hir::Node::Local(hir::LetStmt { ty: Some(ty), init: Some(init), .. }), _)
if init.hir_id == expr.hir_id =>
{
// Point at `let` assignment type.
@ -724,11 +724,11 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
primary_span = pat.span;
secondary_span = pat.span;
match self.tcx.parent_hir_node(pat.hir_id) {
hir::Node::Local(hir::Local { ty: Some(ty), .. }) => {
hir::Node::Local(hir::LetStmt { ty: Some(ty), .. }) => {
primary_span = ty.span;
post_message = " type";
}
hir::Node::Local(hir::Local { init: Some(init), .. }) => {
hir::Node::Local(hir::LetStmt { init: Some(init), .. }) => {
primary_span = init.span;
post_message = " value";
}

2
compiler/rustc_hir_typeck/src/expr.rs

@ -1452,7 +1452,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
});
let Some((
_,
hir::Node::Local(hir::Local { ty: Some(ty), .. })
hir::Node::Local(hir::LetStmt { ty: Some(ty), .. })
| hir::Node::Item(hir::Item { kind: hir::ItemKind::Const(ty, _, _), .. }),
)) = parent_node
else {

2
compiler/rustc_hir_typeck/src/expr_use_visitor.rs

@ -371,7 +371,7 @@ impl<'a, 'tcx> ExprUseVisitor<'a, 'tcx> {
fn walk_stmt(&mut self, stmt: &hir::Stmt<'_>) {
match stmt.kind {
hir::StmtKind::Let(hir::Local { pat, init: Some(expr), els, .. }) => {
hir::StmtKind::Let(hir::LetStmt { pat, init: Some(expr), els, .. }) => {
self.walk_local(expr, pat, *els, |_| {})
}

4
compiler/rustc_hir_typeck/src/fn_ctxt/checks.rs

@ -1602,7 +1602,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
}
/// Type check a `let` statement.
pub fn check_decl_local(&self, local: &'tcx hir::Local<'tcx>) {
pub fn check_decl_local(&self, local: &'tcx hir::LetStmt<'tcx>) {
self.check_decl(local.into());
if local.pat.is_never_pattern() {
self.diverges.set(Diverges::Always {
@ -1790,7 +1790,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
[
hir::Stmt {
kind:
hir::StmtKind::Let(hir::Local {
hir::StmtKind::Let(hir::LetStmt {
source:
hir::LocalSource::AssignDesugar(_),
..

8
compiler/rustc_hir_typeck/src/fn_ctxt/suggestions.rs

@ -1731,7 +1731,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
match self.tcx.parent_hir_node(*hir_id) {
// foo.clone()
hir::Node::Local(hir::Local { init: Some(init), .. }) => {
hir::Node::Local(hir::LetStmt { init: Some(init), .. }) => {
self.note_type_is_not_clone_inner_expr(init)
}
// When `expr` is more complex like a tuple
@ -1740,7 +1740,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
kind: hir::PatKind::Tuple(pats, ..),
..
}) => {
let hir::Node::Local(hir::Local { init: Some(init), .. }) =
let hir::Node::Local(hir::LetStmt { init: Some(init), .. }) =
self.tcx.parent_hir_node(*pat_hir_id)
else {
return expr;
@ -1774,7 +1774,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
&& let hir::Path { segments: [_], res: crate::Res::Local(binding), .. } =
call_expr_path
&& let hir::Node::Pat(hir::Pat { hir_id, .. }) = self.tcx.hir_node(*binding)
&& let hir::Node::Local(hir::Local { init: Some(init), .. }) =
&& let hir::Node::Local(hir::LetStmt { init: Some(init), .. }) =
self.tcx.parent_hir_node(*hir_id)
&& let Expr {
kind: hir::ExprKind::Closure(hir::Closure { body: body_id, .. }),
@ -3134,7 +3134,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
let hir::Node::Pat(pat) = self.tcx.hir_node(hir_id) else {
return;
};
let hir::Node::Local(hir::Local { ty: None, init: Some(init), .. }) =
let hir::Node::Local(hir::LetStmt { ty: None, init: Some(init), .. }) =
self.tcx.parent_hir_node(pat.hir_id)
else {
return;

10
compiler/rustc_hir_typeck/src/gather_locals.rs

@ -29,7 +29,7 @@ impl<'a> DeclOrigin<'a> {
}
}
/// A declaration is an abstraction of [hir::Local] and [hir::LetExpr].
/// A declaration is an abstraction of [hir::LetStmt] and [hir::LetExpr].
///
/// It must have a hir_id, as this is how we connect gather_locals to the check functions.
pub(super) struct Declaration<'a> {
@ -41,9 +41,9 @@ pub(super) struct Declaration<'a> {
pub origin: DeclOrigin<'a>,
}
impl<'a> From<&'a hir::Local<'a>> for Declaration<'a> {
fn from(local: &'a hir::Local<'a>) -> Self {
let hir::Local { hir_id, pat, ty, span, init, els, source: _ } = *local;
impl<'a> From<&'a hir::LetStmt<'a>> for Declaration<'a> {
fn from(local: &'a hir::LetStmt<'a>) -> Self {
let hir::LetStmt { hir_id, pat, ty, span, init, els, source: _ } = *local;
Declaration { hir_id, pat, ty, span, init, origin: DeclOrigin::LocalDecl { els } }
}
}
@ -120,7 +120,7 @@ impl<'a, 'tcx> GatherLocalsVisitor<'a, 'tcx> {
impl<'a, 'tcx> Visitor<'tcx> for GatherLocalsVisitor<'a, 'tcx> {
// Add explicitly-declared locals.
fn visit_local(&mut self, local: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, local: &'tcx hir::LetStmt<'tcx>) {
self.declare(local.into());
intravisit::walk_local(self, local)
}

4
compiler/rustc_hir_typeck/src/method/suggest.rs

@ -2166,7 +2166,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
match (filename, parent_node) {
(
FileName::Real(_),
Node::Local(hir::Local {
Node::Local(hir::LetStmt {
source: hir::LocalSource::Normal,
ty,
..
@ -2221,7 +2221,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
impl<'v> Visitor<'v> for LetVisitor {
type Result = ControlFlow<Option<&'v hir::Expr<'v>>>;
fn visit_stmt(&mut self, ex: &'v hir::Stmt<'v>) -> Self::Result {
if let hir::StmtKind::Let(&hir::Local { pat, init, .. }) = ex.kind
if let hir::StmtKind::Let(&hir::LetStmt { pat, init, .. }) = ex.kind
&& let Binding(_, _, ident, ..) = pat.kind
&& ident.name == self.ident_name
{

2
compiler/rustc_hir_typeck/src/upvar.rs

@ -217,7 +217,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
bug!();
};
for stmt in block.stmts {
let hir::StmtKind::Let(hir::Local {
let hir::StmtKind::Let(hir::LetStmt {
init: Some(init),
source: hir::LocalSource::AsyncFn,
pat,

2
compiler/rustc_hir_typeck/src/writeback.rs

@ -351,7 +351,7 @@ impl<'cx, 'tcx> Visitor<'tcx> for WritebackCx<'cx, 'tcx> {
intravisit::walk_pat(self, p);
}
fn visit_local(&mut self, l: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, l: &'tcx hir::LetStmt<'tcx>) {
intravisit::walk_local(self, l);
let var_ty = self.fcx.local_ty(l.span, l.hir_id);
let var_ty = self.resolve(var_ty, &l.span);

2
compiler/rustc_infer/src/infer/error_reporting/mod.rs

@ -2140,7 +2140,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
// the same span as the error and the type is specified.
if let hir::Stmt {
kind:
hir::StmtKind::Let(hir::Local {
hir::StmtKind::Let(hir::LetStmt {
init: Some(hir::Expr { span: init_span, .. }),
ty: Some(array_ty),
..

4
compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs

@ -11,7 +11,7 @@ use rustc_hir::def::Res;
use rustc_hir::def::{CtorOf, DefKind, Namespace};
use rustc_hir::def_id::{DefId, LocalDefId};
use rustc_hir::intravisit::{self, Visitor};
use rustc_hir::{Body, Closure, Expr, ExprKind, FnRetTy, HirId, Local, LocalSource};
use rustc_hir::{Body, Closure, Expr, ExprKind, FnRetTy, HirId, LetStmt, LocalSource};
use rustc_middle::hir::nested_filter;
use rustc_middle::infer::unify_key::{
ConstVariableOrigin, ConstVariableOriginKind, ConstVariableValue,
@ -1122,7 +1122,7 @@ impl<'a, 'tcx> Visitor<'tcx> for FindInferSourceVisitor<'a, 'tcx> {
self.tecx.tcx.hir()
}
fn visit_local(&mut self, local: &'tcx Local<'tcx>) {
fn visit_local(&mut self, local: &'tcx LetStmt<'tcx>) {
intravisit::walk_local(self, local);
if let Some(ty) = self.opt_node_type(local.hir_id) {

6
compiler/rustc_infer/src/infer/error_reporting/suggest.rs

@ -2,7 +2,7 @@ use crate::infer::error_reporting::hir::Path;
use core::ops::ControlFlow;
use hir::def::CtorKind;
use hir::intravisit::{walk_expr, walk_stmt, Visitor};
use hir::{Local, QPath};
use hir::{LetStmt, QPath};
use rustc_data_structures::fx::FxIndexSet;
use rustc_errors::{Applicability, Diag};
use rustc_hir as hir;
@ -321,7 +321,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
&& let Some(expr) = block.expr
&& let hir::ExprKind::Path(QPath::Resolved(_, Path { res, .. })) = expr.kind
&& let Res::Local(local) = res
&& let Node::Local(Local { init: Some(init), .. }) = self.tcx.parent_hir_node(*local)
&& let Node::Local(LetStmt { init: Some(init), .. }) = self.tcx.parent_hir_node(*local)
{
fn collect_blocks<'hir>(expr: &hir::Expr<'hir>, blocks: &mut Vec<&hir::Block<'hir>>) {
match expr.kind {
@ -585,7 +585,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
}
fn visit_stmt(&mut self, ex: &'v hir::Stmt<'v>) -> Self::Result {
if let hir::StmtKind::Let(hir::Local {
if let hir::StmtKind::Let(LetStmt {
span,
pat: hir::Pat { .. },
ty: None,

4
compiler/rustc_lint/src/context.rs

@ -937,7 +937,7 @@ impl<'tcx> LateContext<'tcx> {
}
&& let Some(init) = match parent_node {
hir::Node::Expr(expr) => Some(expr),
hir::Node::Local(hir::Local { init, .. }) => *init,
hir::Node::Local(hir::LetStmt { init, .. }) => *init,
_ => None,
}
{
@ -982,7 +982,7 @@ impl<'tcx> LateContext<'tcx> {
}
&& let Some(init) = match parent_node {
hir::Node::Expr(expr) => Some(expr),
hir::Node::Local(hir::Local { init, .. }) => *init,
hir::Node::Local(hir::LetStmt { init, .. }) => *init,
hir::Node::Item(item) => match item.kind {
hir::ItemKind::Const(.., body_id) | hir::ItemKind::Static(.., body_id) => {
Some(self.tcx.hir().body(body_id).value)

2
compiler/rustc_lint/src/late.rs

@ -238,7 +238,7 @@ impl<'tcx, T: LateLintPass<'tcx>> hir_visit::Visitor<'tcx> for LateContextAndPas
}
}
fn visit_local(&mut self, l: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, l: &'tcx hir::LetStmt<'tcx>) {
self.with_lint_attrs(l.hir_id, |cx| {
lint_callback!(cx, check_local, l);
hir_visit::walk_local(cx, l);

2
compiler/rustc_lint/src/let_underscore.rs

@ -105,7 +105,7 @@ const SYNC_GUARD_SYMBOLS: [Symbol; 3] = [
impl<'tcx> LateLintPass<'tcx> for LetUnderscore {
#[allow(rustc::untranslatable_diagnostic)] // FIXME: make this translatable
fn check_local(&mut self, cx: &LateContext<'_>, local: &hir::Local<'_>) {
fn check_local(&mut self, cx: &LateContext<'_>, local: &hir::LetStmt<'_>) {
if matches!(local.source, rustc_hir::LocalSource::AsyncFn) {
return;
}

4
compiler/rustc_lint/src/levels.rs

@ -354,7 +354,7 @@ impl<'tcx> Visitor<'tcx> for LintLevelsBuilder<'_, LintLevelQueryMap<'tcx>> {
intravisit::walk_variant(self, v);
}
fn visit_local(&mut self, l: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, l: &'tcx hir::LetStmt<'tcx>) {
self.add_id(l.hir_id);
intravisit::walk_local(self, l);
}
@ -428,7 +428,7 @@ impl<'tcx> Visitor<'tcx> for LintLevelsBuilder<'_, QueryMapExpectationsWrapper<'
intravisit::walk_variant(self, v);
}
fn visit_local(&mut self, l: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, l: &'tcx hir::LetStmt<'tcx>) {
self.add_id(l.hir_id);
intravisit::walk_local(self, l);
}

2
compiler/rustc_lint/src/passes.rs

@ -15,7 +15,7 @@ macro_rules! late_lint_methods {
fn check_foreign_item(a: &'tcx rustc_hir::ForeignItem<'tcx>);
fn check_item(a: &'tcx rustc_hir::Item<'tcx>);
fn check_item_post(a: &'tcx rustc_hir::Item<'tcx>);
fn check_local(a: &'tcx rustc_hir::Local<'tcx>);
fn check_local(a: &'tcx rustc_hir::LetStmt<'tcx>);
fn check_block(a: &'tcx rustc_hir::Block<'tcx>);
fn check_block_post(a: &'tcx rustc_hir::Block<'tcx>);
fn check_stmt(a: &'tcx rustc_hir::Stmt<'tcx>);

2
compiler/rustc_lint/src/unit_bindings.rs

@ -46,7 +46,7 @@ declare_lint! {
declare_lint_pass!(UnitBindings => [UNIT_BINDINGS]);
impl<'tcx> LateLintPass<'tcx> for UnitBindings {
fn check_local(&mut self, cx: &crate::LateContext<'tcx>, local: &'tcx hir::Local<'tcx>) {
fn check_local(&mut self, cx: &crate::LateContext<'tcx>, local: &'tcx hir::LetStmt<'tcx>) {
// Suppress warning if user:
// - explicitly ascribes a type to the pattern
// - explicitly wrote `let pat = ();`

2
compiler/rustc_passes/src/hir_stats.rs

@ -264,7 +264,7 @@ impl<'v> hir_visit::Visitor<'v> for StatCollector<'v> {
hir_visit::walk_foreign_item(self, i)
}
fn visit_local(&mut self, l: &'v hir::Local<'v>) {
fn visit_local(&mut self, l: &'v hir::LetStmt<'v>) {
self.record("Local", Id::Node(l.hir_id), l);
hir_visit::walk_local(self, l)
}

4
compiler/rustc_passes/src/liveness.rs

@ -342,7 +342,7 @@ impl<'tcx> IrMaps<'tcx> {
}
impl<'tcx> Visitor<'tcx> for IrMaps<'tcx> {
fn visit_local(&mut self, local: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, local: &'tcx hir::LetStmt<'tcx>) {
self.add_from_pat(local.pat);
if local.els.is_some() {
self.add_live_node_for_node(local.hir_id, ExprNode(local.span, local.hir_id));
@ -1350,7 +1350,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
// Checking for error conditions
impl<'a, 'tcx> Visitor<'tcx> for Liveness<'a, 'tcx> {
fn visit_local(&mut self, local: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, local: &'tcx hir::LetStmt<'tcx>) {
self.check_unused_vars_in_pat(local.pat, None, None, |spans, hir_id, ln, var| {
if local.init.is_some() {
self.warn_about_dead_assign(spans, hir_id, ln, var);

2
compiler/rustc_privacy/src/lib.rs

@ -1209,7 +1209,7 @@ impl<'tcx> Visitor<'tcx> for TypePrivacyVisitor<'tcx> {
intravisit::walk_pat(self, pattern);
}
fn visit_local(&mut self, local: &'tcx hir::Local<'tcx>) {
fn visit_local(&mut self, local: &'tcx hir::LetStmt<'tcx>) {
if let Some(init) = local.init {
if self.check_expr_pat_type(init.hir_id, init.span) {
// Do not report duplicate errors for `let x = y`.

6
compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs

@ -930,7 +930,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
let hir::Node::Pat(pat) = self.tcx.hir_node(hir_id) else {
return;
};
let hir::Node::Local(hir::Local { ty: None, init: Some(init), .. }) =
let hir::Node::Local(hir::LetStmt { ty: None, init: Some(init), .. }) =
self.tcx.parent_hir_node(pat.hir_id)
else {
return;
@ -2966,7 +2966,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
err.downgrade_to_delayed_bug();
}
match tcx.parent_hir_node(hir_id) {
Node::Local(hir::Local { ty: Some(ty), .. }) => {
Node::Local(hir::LetStmt { ty: Some(ty), .. }) => {
err.span_suggestion_verbose(
ty.span.shrink_to_lo(),
"consider borrowing here",
@ -2975,7 +2975,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
);
err.note("all local variables must have a statically known size");
}
Node::Local(hir::Local {
Node::Local(hir::LetStmt {
init: Some(hir::Expr { kind: hir::ExprKind::Index(..), span, .. }),
..
}) => {

4
src/tools/clippy/clippy_lints/src/box_default.rs

@ -6,7 +6,7 @@ use clippy_utils::{is_default_equivalent, path_def_id};
use rustc_errors::Applicability;
use rustc_hir::def::Res;
use rustc_hir::intravisit::{walk_ty, Visitor};
use rustc_hir::{Block, Expr, ExprKind, Local, Node, QPath, Ty, TyKind};
use rustc_hir::{Block, Expr, ExprKind, LetStmt, Node, QPath, Ty, TyKind};
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::lint::in_external_macro;
use rustc_middle::ty::print::with_forced_trimmed_paths;
@ -139,7 +139,7 @@ impl<'tcx> Visitor<'tcx> for InferVisitor {
fn given_type(cx: &LateContext<'_>, expr: &Expr<'_>) -> bool {
match cx.tcx.parent_hir_node(expr.hir_id) {
Node::Local(Local { ty: Some(ty), .. }) => {
Node::Local(LetStmt { ty: Some(ty), .. }) => {
let mut v = InferVisitor::default();
v.visit_ty(ty);
!v.0

6
src/tools/clippy/clippy_lints/src/collection_is_never_read.rs

@ -3,7 +3,7 @@ use clippy_utils::ty::{is_type_diagnostic_item, is_type_lang_item};
use clippy_utils::visitors::for_each_expr_with_closures;
use clippy_utils::{get_enclosing_block, path_to_local_id};
use core::ops::ControlFlow;
use rustc_hir::{Block, ExprKind, HirId, LangItem, Local, Node, PatKind};
use rustc_hir::{Block, ExprKind, HirId, LangItem, LetStmt, Node, PatKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_session::declare_lint_pass;
use rustc_span::symbol::sym;
@ -58,7 +58,7 @@ static COLLECTIONS: [Symbol; 9] = [
];
impl<'tcx> LateLintPass<'tcx> for CollectionIsNeverRead {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
// Look for local variables whose type is a container. Search surrounding bock for read access.
if match_acceptable_type(cx, local, &COLLECTIONS)
&& let PatKind::Binding(_, local_id, _, _) = local.pat.kind
@ -70,7 +70,7 @@ impl<'tcx> LateLintPass<'tcx> for CollectionIsNeverRead {
}
}
fn match_acceptable_type(cx: &LateContext<'_>, local: &Local<'_>, collections: &[rustc_span::Symbol]) -> bool {
fn match_acceptable_type(cx: &LateContext<'_>, local: &LetStmt<'_>, collections: &[rustc_span::Symbol]) -> bool {
let ty = cx.typeck_results().pat_ty(local.pat);
collections.iter().any(|&sym| is_type_diagnostic_item(cx, ty, sym))
// String type is a lang item but not a diagnostic item for now so we need a separate check

4
src/tools/clippy/clippy_lints/src/let_underscore.rs

@ -1,7 +1,7 @@
use clippy_utils::diagnostics::span_lint_and_help;
use clippy_utils::ty::{implements_trait, is_must_use_ty, match_type};
use clippy_utils::{is_from_proc_macro, is_must_use_func_call, paths};
use rustc_hir::{Local, LocalSource, PatKind};
use rustc_hir::{LetStmt, LocalSource, PatKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::lint::in_external_macro;
use rustc_middle::ty::{GenericArgKind, IsSuggestable};
@ -138,7 +138,7 @@ const SYNC_GUARD_PATHS: [&[&str]; 3] = [
];
impl<'tcx> LateLintPass<'tcx> for LetUnderscore {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) {
if matches!(local.source, LocalSource::Normal)
&& !in_external_macro(cx.tcx.sess, local.span)
&& let PatKind::Wild = local.pat.kind

4
src/tools/clippy/clippy_lints/src/let_with_type_underscore.rs

@ -1,6 +1,6 @@
use clippy_utils::diagnostics::span_lint_and_help;
use clippy_utils::source::snippet;
use rustc_hir::{Local, TyKind};
use rustc_hir::{LetStmt, TyKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::lint::in_external_macro;
use rustc_session::declare_lint_pass;
@ -26,7 +26,7 @@ declare_clippy_lint! {
declare_lint_pass!(UnderscoreTyped => [LET_WITH_TYPE_UNDERSCORE]);
impl LateLintPass<'_> for UnderscoreTyped {
fn check_local(&mut self, cx: &LateContext<'_>, local: &Local<'_>) {
fn check_local(&mut self, cx: &LateContext<'_>, local: &LetStmt<'_>) {
if !in_external_macro(cx.tcx.sess, local.span)
&& let Some(ty) = local.ty // Ensure that it has a type defined
&& let TyKind::Infer = &ty.kind // that type is '_'

4
src/tools/clippy/clippy_lints/src/loops/utils.rs

@ -3,7 +3,7 @@ use clippy_utils::{get_parent_expr, is_integer_const, path_to_local, path_to_loc
use rustc_ast::ast::{LitIntType, LitKind};
use rustc_errors::Applicability;
use rustc_hir::intravisit::{walk_expr, walk_local, Visitor};
use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, Local, Mutability, PatKind};
use rustc_hir::{BinOpKind, BorrowKind, Expr, ExprKind, HirId, HirIdMap, LetStmt, Mutability, PatKind};
use rustc_lint::LateContext;
use rustc_middle::hir::nested_filter;
use rustc_middle::ty::{self, Ty};
@ -141,7 +141,7 @@ impl<'a, 'tcx> InitializeVisitor<'a, 'tcx> {
impl<'a, 'tcx> Visitor<'tcx> for InitializeVisitor<'a, 'tcx> {
type NestedFilter = nested_filter::OnlyBodies;
fn visit_local(&mut self, l: &'tcx Local<'_>) {
fn visit_local(&mut self, l: &'tcx LetStmt<'_>) {
// Look for declarations of the variable
if l.pat.hir_id == self.var_id
&& let PatKind::Binding(.., ident, _) = l.pat.kind

4
src/tools/clippy/clippy_lints/src/loops/while_let_loop.rs

@ -5,13 +5,13 @@ use clippy_utils::source::snippet_with_applicability;
use clippy_utils::ty::needs_ordered_drop;
use clippy_utils::visitors::any_temporaries_need_ordered_drop;
use rustc_errors::Applicability;
use rustc_hir::{Block, Expr, ExprKind, Local, MatchSource, Pat, StmtKind};
use rustc_hir::{Block, Expr, ExprKind, LetStmt, MatchSource, Pat, StmtKind};
use rustc_lint::LateContext;
pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'_>, loop_block: &'tcx Block<'_>) {
let (init, has_trailing_exprs) = match (loop_block.stmts, loop_block.expr) {
([stmt, stmts @ ..], expr) => {
if let StmtKind::Let(&Local {
if let StmtKind::Let(&LetStmt {
init: Some(e),
els: None,
..

4
src/tools/clippy/clippy_lints/src/loops/while_let_on_iterator.rs

@ -6,7 +6,7 @@ use clippy_utils::{get_enclosing_loop_or_multi_call_closure, higher, is_refutabl
use rustc_errors::Applicability;
use rustc_hir::def::Res;
use rustc_hir::intravisit::{walk_expr, Visitor};
use rustc_hir::{Closure, Expr, ExprKind, HirId, LangItem, Local, Mutability, PatKind, UnOp};
use rustc_hir::{Closure, Expr, ExprKind, HirId, LangItem, LetStmt, Mutability, PatKind, UnOp};
use rustc_lint::LateContext;
use rustc_middle::hir::nested_filter::OnlyBodies;
use rustc_middle::ty::adjustment::Adjust;
@ -286,7 +286,7 @@ fn needs_mutable_borrow(cx: &LateContext<'_>, iter_expr: &IterExpr, loop_expr: &
self.cx.tcx.hir()
}
fn visit_local(&mut self, l: &'tcx Local<'_>) {
fn visit_local(&mut self, l: &'tcx LetStmt<'_>) {
if !self.after_loop {
l.pat.each_binding_or_first(&mut |_, id, _, _| {
if id == self.local_id {

4
src/tools/clippy/clippy_lints/src/manual_hash_one.rs

@ -4,7 +4,7 @@ use clippy_utils::source::snippet_opt;
use clippy_utils::visitors::{is_local_used, local_used_once};
use clippy_utils::{is_trait_method, path_to_local_id};
use rustc_errors::Applicability;
use rustc_hir::{BindingAnnotation, ExprKind, Local, Node, PatKind, StmtKind};
use rustc_hir::{BindingAnnotation, ExprKind, LetStmt, Node, PatKind, StmtKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_session::impl_lint_pass;
use rustc_span::sym;
@ -60,7 +60,7 @@ impl ManualHashOne {
impl_lint_pass!(ManualHashOne => [MANUAL_HASH_ONE]);
impl LateLintPass<'_> for ManualHashOne {
fn check_local(&mut self, cx: &LateContext<'_>, local: &Local<'_>) {
fn check_local(&mut self, cx: &LateContext<'_>, local: &LetStmt<'_>) {
// `let mut hasher = seg.build_hasher();`
if let PatKind::Binding(BindingAnnotation::MUT, hasher, _, None) = local.pat.kind
&& let Some(init) = local.init

4
src/tools/clippy/clippy_lints/src/matches/infallible_destructuring_match.rs

@ -2,12 +2,12 @@ use clippy_utils::diagnostics::span_lint_and_sugg;
use clippy_utils::source::snippet_with_applicability;
use clippy_utils::{path_to_local_id, peel_blocks, strip_pat_refs};
use rustc_errors::Applicability;
use rustc_hir::{ByRef, ExprKind, Local, MatchSource, PatKind, QPath};
use rustc_hir::{ByRef, ExprKind, LetStmt, MatchSource, PatKind, QPath};
use rustc_lint::LateContext;
use super::INFALLIBLE_DESTRUCTURING_MATCH;
pub(crate) fn check(cx: &LateContext<'_>, local: &Local<'_>) -> bool {
pub(crate) fn check(cx: &LateContext<'_>, local: &LetStmt<'_>) -> bool {
if !local.span.from_expansion()
&& let Some(expr) = local.init
&& let ExprKind::Match(target, arms, MatchSource::Normal) = expr.kind

4
src/tools/clippy/clippy_lints/src/matches/mod.rs

@ -27,7 +27,7 @@ mod wild_in_or_pats;
use clippy_config::msrvs::{self, Msrv};
use clippy_utils::source::{snippet_opt, walk_span_to_context};
use clippy_utils::{higher, in_constant, is_direct_expn_of, is_span_match, tokenize_with_text};
use rustc_hir::{Arm, Expr, ExprKind, Local, MatchSource, Pat};
use rustc_hir::{Arm, Expr, ExprKind, LetStmt, MatchSource, Pat};
use rustc_lexer::TokenKind;
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::lint::in_external_macro;
@ -1124,7 +1124,7 @@ impl<'tcx> LateLintPass<'tcx> for Matches {
}
}
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'_>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'_>) {
self.infallible_destructuring_match_linted |=
local.els.is_none() && infallible_destructuring_match::check(cx, local);
}

4
src/tools/clippy/clippy_lints/src/methods/needless_collect.rs

@ -11,7 +11,7 @@ use rustc_data_structures::fx::FxHashMap;
use rustc_errors::{Applicability, MultiSpan};
use rustc_hir::intravisit::{walk_block, walk_expr, Visitor};
use rustc_hir::{
BindingAnnotation, Block, Expr, ExprKind, HirId, HirIdSet, Local, Mutability, Node, PatKind, Stmt, StmtKind,
BindingAnnotation, Block, Expr, ExprKind, HirId, HirIdSet, LetStmt, Mutability, Node, PatKind, Stmt, StmtKind,
};
use rustc_lint::LateContext;
use rustc_middle::hir::nested_filter;
@ -424,7 +424,7 @@ fn get_expr_and_hir_id_from_stmt<'v>(stmt: &'v Stmt<'v>) -> Option<(&'v Expr<'v>
match stmt.kind {
StmtKind::Expr(expr) | StmtKind::Semi(expr) => Some((expr, None)),
StmtKind::Item(..) => None,
StmtKind::Let(Local { init, pat, .. }) => {
StmtKind::Let(LetStmt { init, pat, .. }) => {
if let PatKind::Binding(_, hir_id, ..) = pat.kind {
init.map(|init_expr| (init_expr, Some(hir_id)))
} else {

4
src/tools/clippy/clippy_lints/src/methods/str_splitn.rs

@ -8,7 +8,7 @@ use clippy_utils::{is_diag_item_method, match_def_path, path_to_local_id, paths}
use core::ops::ControlFlow;
use rustc_errors::Applicability;
use rustc_hir::{
BindingAnnotation, Expr, ExprKind, HirId, LangItem, Local, MatchSource, Node, Pat, PatKind, QPath, Stmt, StmtKind,
BindingAnnotation, Expr, ExprKind, HirId, LangItem, LetStmt, MatchSource, Node, Pat, PatKind, QPath, Stmt, StmtKind,
};
use rustc_lint::LateContext;
use rustc_middle::ty;
@ -198,7 +198,7 @@ fn indirect_usage<'tcx>(
binding: HirId,
ctxt: SyntaxContext,
) -> Option<IndirectUsage<'tcx>> {
if let StmtKind::Let(&Local {
if let StmtKind::Let(&LetStmt {
pat: Pat {
kind: PatKind::Binding(BindingAnnotation::NONE, _, ident, None),
..

4
src/tools/clippy/clippy_lints/src/mixed_read_write_in_expression.rs

@ -1,7 +1,7 @@
use clippy_utils::diagnostics::{span_lint, span_lint_and_note};
use clippy_utils::{get_parent_expr, path_to_local, path_to_local_id};
use rustc_hir::intravisit::{walk_expr, Visitor};
use rustc_hir::{BinOpKind, Block, Expr, ExprKind, HirId, Local, Node, Stmt, StmtKind};
use rustc_hir::{BinOpKind, Block, Expr, ExprKind, HirId, LetStmt, Node, Stmt, StmtKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::ty;
use rustc_session::declare_lint_pass;
@ -98,7 +98,7 @@ impl<'tcx> LateLintPass<'tcx> for EvalOrderDependence {
fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &'tcx Stmt<'_>) {
match stmt.kind {
StmtKind::Let(local) => {
if let Local { init: Some(e), .. } = local {
if let LetStmt { init: Some(e), .. } = local {
DivergenceVisitor { cx }.visit_expr(e);
}
},

2
src/tools/clippy/clippy_lints/src/mut_key.rs

@ -121,7 +121,7 @@ impl<'tcx> LateLintPass<'tcx> for MutableKeyType {
}
}
fn check_local(&mut self, cx: &LateContext<'_>, local: &hir::Local<'_>) {
fn check_local(&mut self, cx: &LateContext<'_>, local: &hir::LetStmt<'_>) {
if let hir::PatKind::Wild = local.pat.kind {
return;
}

10
src/tools/clippy/clippy_lints/src/needless_late_init.rs

@ -6,7 +6,7 @@ use clippy_utils::visitors::{for_each_expr, for_each_expr_with_closures, is_loca
use core::ops::ControlFlow;
use rustc_errors::{Applicability, MultiSpan};
use rustc_hir::{
BindingAnnotation, Block, Expr, ExprKind, HirId, Local, LocalSource, MatchSource, Node, Pat, PatKind, Stmt,
BindingAnnotation, Block, Expr, ExprKind, HirId, LetStmt, LocalSource, MatchSource, Node, Pat, PatKind, Stmt,
StmtKind,
};
use rustc_lint::{LateContext, LateLintPass};
@ -237,7 +237,7 @@ fn first_usage<'tcx>(
})
}
fn local_snippet_without_semicolon(cx: &LateContext<'_>, local: &Local<'_>) -> Option<String> {
fn local_snippet_without_semicolon(cx: &LateContext<'_>, local: &LetStmt<'_>) -> Option<String> {
let span = local.span.with_hi(match local.ty {
// let <pat>: <ty>;
// ~~~~~~~~~~~~~~~
@ -252,7 +252,7 @@ fn local_snippet_without_semicolon(cx: &LateContext<'_>, local: &Local<'_>) -> O
fn check<'tcx>(
cx: &LateContext<'tcx>,
local: &'tcx Local<'tcx>,
local: &'tcx LetStmt<'tcx>,
local_stmt: &'tcx Stmt<'tcx>,
block: &'tcx Block<'tcx>,
binding_id: HirId,
@ -363,9 +363,9 @@ fn check<'tcx>(
}
impl<'tcx> LateLintPass<'tcx> for NeedlessLateInit {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
let mut parents = cx.tcx.hir().parent_iter(local.hir_id);
if let Local {
if let LetStmt {
init: None,
pat:
&Pat {

4
src/tools/clippy/clippy_lints/src/question_mark.rs

@ -14,7 +14,7 @@ use rustc_errors::Applicability;
use rustc_hir::def::Res;
use rustc_hir::LangItem::{self, OptionNone, OptionSome, ResultErr, ResultOk};
use rustc_hir::{
BindingAnnotation, Block, ByRef, Expr, ExprKind, Local, Node, PatKind, PathSegment, QPath, Stmt, StmtKind,
BindingAnnotation, Block, ByRef, Expr, ExprKind, LetStmt, Node, PatKind, PathSegment, QPath, Stmt, StmtKind,
};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::ty::Ty;
@ -109,7 +109,7 @@ fn find_let_else_ret_expression<'hir>(block: &'hir Block<'hir>) -> Option<&'hir
}
fn check_let_some_else_return_none(cx: &LateContext<'_>, stmt: &Stmt<'_>) {
if let StmtKind::Let(Local {
if let StmtKind::Let(LetStmt {
pat,
init: Some(init_expr),
els: Some(els),

4
src/tools/clippy/clippy_lints/src/read_zero_byte_vec.rs

@ -3,7 +3,7 @@ use clippy_utils::get_enclosing_block;
use clippy_utils::higher::{get_vec_init_kind, VecInitKind};
use clippy_utils::source::snippet;
use hir::{Expr, ExprKind, HirId, Local, PatKind, PathSegment, QPath, StmtKind};
use hir::{Expr, ExprKind, HirId, LetStmt, PatKind, PathSegment, QPath, StmtKind};
use rustc_errors::Applicability;
use rustc_hir as hir;
use rustc_hir::def::Res;
@ -57,7 +57,7 @@ impl<'tcx> LateLintPass<'tcx> for ReadZeroByteVec {
}
if let StmtKind::Let(local) = stmt.kind
&& let Local {
&& let LetStmt {
pat, init: Some(init), ..
} = local
&& let PatKind::Binding(_, id, ident, _) = pat.kind

4
src/tools/clippy/clippy_lints/src/redundant_locals.rs

@ -3,7 +3,7 @@ use clippy_utils::is_from_proc_macro;
use clippy_utils::ty::needs_ordered_drop;
use rustc_ast::Mutability;
use rustc_hir::def::Res;
use rustc_hir::{BindingAnnotation, ByRef, ExprKind, HirId, Local, Node, Pat, PatKind, QPath};
use rustc_hir::{BindingAnnotation, ByRef, ExprKind, HirId, LetStmt, Node, Pat, PatKind, QPath};
use rustc_hir_typeck::expr_use_visitor::PlaceBase;
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::lint::in_external_macro;
@ -47,7 +47,7 @@ declare_clippy_lint! {
declare_lint_pass!(RedundantLocals => [REDUNDANT_LOCALS]);
impl<'tcx> LateLintPass<'tcx> for RedundantLocals {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
if !local.span.is_desugaring(DesugaringKind::Async)
// the pattern is a single by-value binding
&& let PatKind::Binding(BindingAnnotation(ByRef::No, mutability), _, ident, None) = local.pat.kind

2
src/tools/clippy/clippy_lints/src/redundant_type_annotations.rs

@ -131,7 +131,7 @@ fn extract_primty(ty_kind: &hir::TyKind<'_>) -> Option<hir::PrimTy> {
}
impl LateLintPass<'_> for RedundantTypeAnnotations {
fn check_local<'tcx>(&mut self, cx: &LateContext<'tcx>, local: &'tcx rustc_hir::Local<'tcx>) {
fn check_local<'tcx>(&mut self, cx: &LateContext<'tcx>, local: &'tcx rustc_hir::LetStmt<'tcx>) {
if !is_lint_allowed(cx, REDUNDANT_TYPE_ANNOTATIONS, local.hir_id)
// type annotation part
&& !local.span.from_expansion()

4
src/tools/clippy/clippy_lints/src/reserve_after_initialization.rs

@ -4,7 +4,7 @@ use clippy_utils::source::snippet;
use clippy_utils::{is_from_proc_macro, path_to_local_id};
use rustc_errors::Applicability;
use rustc_hir::def::Res;
use rustc_hir::{BindingAnnotation, Block, Expr, ExprKind, HirId, Local, PatKind, QPath, Stmt, StmtKind};
use rustc_hir::{BindingAnnotation, Block, Expr, ExprKind, HirId, LetStmt, PatKind, QPath, Stmt, StmtKind};
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::lint::in_external_macro;
use rustc_session::impl_lint_pass;
@ -69,7 +69,7 @@ impl<'tcx> LateLintPass<'tcx> for ReserveAfterInitialization {
self.searcher = None;
}
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
if let Some(init_expr) = local.init
&& let PatKind::Binding(BindingAnnotation::MUT, id, _, None) = local.pat.kind
&& !in_external_macro(cx.sess(), local.span)

4
src/tools/clippy/clippy_lints/src/types/mod.rs

@ -12,7 +12,7 @@ mod vec_box;
use rustc_hir as hir;
use rustc_hir::intravisit::FnKind;
use rustc_hir::{
Body, FnDecl, FnRetTy, GenericArg, ImplItem, ImplItemKind, Item, ItemKind, Local, MutTy, QPath, TraitItem,
Body, FnDecl, FnRetTy, GenericArg, ImplItem, ImplItemKind, Item, ItemKind, LetStmt, MutTy, QPath, TraitItem,
TraitItemKind, TyKind,
};
use rustc_lint::{LateContext, LateLintPass};
@ -425,7 +425,7 @@ impl<'tcx> LateLintPass<'tcx> for Types {
}
}
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &LetStmt<'tcx>) {
if let Some(ty) = local.ty {
self.check_ty(
cx,

8
src/tools/clippy/clippy_lints/src/undocumented_unsafe_blocks.rs

@ -158,7 +158,7 @@ impl<'tcx> LateLintPass<'tcx> for UndocumentedUnsafeBlocks {
}
fn check_stmt(&mut self, cx: &LateContext<'tcx>, stmt: &hir::Stmt<'tcx>) {
let (hir::StmtKind::Let(&hir::Local { init: Some(expr), .. })
let (hir::StmtKind::Let(&hir::LetStmt { init: Some(expr), .. })
| hir::StmtKind::Expr(expr)
| hir::StmtKind::Semi(expr)) = stmt.kind
else {
@ -342,7 +342,7 @@ fn block_parents_have_safety_comment(
) -> bool {
let (span, hir_id) = match cx.tcx.parent_hir_node(id) {
Node::Expr(expr) => match cx.tcx.parent_hir_node(expr.hir_id) {
Node::Local(hir::Local { span, hir_id, .. }) => (*span, *hir_id),
Node::Local(hir::LetStmt { span, hir_id, .. }) => (*span, *hir_id),
Node::Item(hir::Item {
kind: hir::ItemKind::Const(..) | ItemKind::Static(..),
span,
@ -358,12 +358,12 @@ fn block_parents_have_safety_comment(
},
Node::Stmt(hir::Stmt {
kind:
hir::StmtKind::Let(hir::Local { span, hir_id, .. })
hir::StmtKind::Let(hir::LetStmt { span, hir_id, .. })
| hir::StmtKind::Expr(hir::Expr { span, hir_id, .. })
| hir::StmtKind::Semi(hir::Expr { span, hir_id, .. }),
..
})
| Node::Local(hir::Local { span, hir_id, .. }) => (*span, *hir_id),
| Node::Local(hir::LetStmt { span, hir_id, .. }) => (*span, *hir_id),
Node::Item(hir::Item {
kind: hir::ItemKind::Const(..) | ItemKind::Static(..),
span,

4
src/tools/clippy/clippy_lints/src/unit_types/let_unit_value.rs

@ -4,14 +4,14 @@ use clippy_utils::visitors::{for_each_local_assignment, for_each_value_source};
use core::ops::ControlFlow;
use rustc_errors::Applicability;
use rustc_hir::def::{DefKind, Res};
use rustc_hir::{Expr, ExprKind, HirId, HirIdSet, Local, MatchSource, Node, PatKind, QPath, TyKind};
use rustc_hir::{Expr, ExprKind, HirId, HirIdSet, LetStmt, MatchSource, Node, PatKind, QPath, TyKind};
use rustc_lint::{LateContext, LintContext};
use rustc_middle::lint::{in_external_macro, is_from_async_await};
use rustc_middle::ty;
use super::LET_UNIT_VALUE;
pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, local: &'tcx Local<'_>) {
pub(super) fn check<'tcx>(cx: &LateContext<'tcx>, local: &'tcx LetStmt<'_>) {
// skip `let () = { ... }`
if let PatKind::Tuple(fields, ..) = local.pat.kind
&& fields.is_empty()

4
src/tools/clippy/clippy_lints/src/unit_types/mod.rs

@ -3,7 +3,7 @@ mod unit_arg;
mod unit_cmp;
mod utils;
use rustc_hir::{Expr, Local};
use rustc_hir::{Expr, LetStmt};
use rustc_lint::{LateContext, LateLintPass};
use rustc_session::declare_lint_pass;
@ -99,7 +99,7 @@ declare_clippy_lint! {
declare_lint_pass!(UnitTypes => [LET_UNIT_VALUE, UNIT_CMP, UNIT_ARG]);
impl<'tcx> LateLintPass<'tcx> for UnitTypes {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
let_unit_value::check(cx, local);
}

4
src/tools/clippy/clippy_lints/src/unused_peekable.rs

@ -3,7 +3,7 @@ use clippy_utils::ty::{is_type_diagnostic_item, peel_mid_ty_refs_is_mutable};
use clippy_utils::{fn_def_id, is_trait_method, path_to_local_id, peel_ref_operators};
use rustc_ast::Mutability;
use rustc_hir::intravisit::{walk_expr, Visitor};
use rustc_hir::{Block, Expr, ExprKind, HirId, Local, Node, PatKind, PathSegment, StmtKind};
use rustc_hir::{Block, Expr, ExprKind, HirId, LetStmt, Node, PatKind, PathSegment, StmtKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::hir::nested_filter::OnlyBodies;
use rustc_session::declare_lint_pass;
@ -190,7 +190,7 @@ impl<'tcx> Visitor<'tcx> for PeekableVisitor<'_, 'tcx> {
},
}
},
Node::Local(Local { init: Some(init), .. }) => {
Node::Local(LetStmt { init: Some(init), .. }) => {
if arg_is_mut_peekable(self.cx, init) {
self.found_peek_call = true;
}

6
src/tools/clippy/clippy_lints/src/vec.rs

@ -9,7 +9,7 @@ use clippy_utils::ty::is_copy;
use clippy_utils::visitors::for_each_local_use_after_expr;
use clippy_utils::{get_parent_expr, higher, is_trait_method};
use rustc_errors::Applicability;
use rustc_hir::{BorrowKind, Expr, ExprKind, HirId, Local, Mutability, Node, Pat, PatKind};
use rustc_hir::{BorrowKind, Expr, ExprKind, HirId, LetStmt, Mutability, Node, Pat, PatKind};
use rustc_lint::{LateContext, LateLintPass};
use rustc_middle::ty;
use rustc_middle::ty::layout::LayoutOf;
@ -63,7 +63,7 @@ impl<'tcx> LateLintPass<'tcx> for UselessVec {
match cx.tcx.parent_hir_node(expr.hir_id) {
// search for `let foo = vec![_]` expressions where all uses of `foo`
// adjust to slices or call a method that exist on slices (e.g. len)
Node::Local(Local {
Node::Local(LetStmt {
ty: None,
pat:
Pat {
@ -93,7 +93,7 @@ impl<'tcx> LateLintPass<'tcx> for UselessVec {
}
},
// if the local pattern has a specified type, do not lint.
Node::Local(Local { ty: Some(_), .. }) if higher::VecArgs::hir(cx, expr).is_some() => {
Node::Local(LetStmt { ty: Some(_), .. }) if higher::VecArgs::hir(cx, expr).is_some() => {
self.span_to_lint_map.insert(callsite, None);
},
// search for `for _ in vec![...]`

4
src/tools/clippy/clippy_lints/src/vec_init_then_push.rs

@ -7,7 +7,7 @@ use core::ops::ControlFlow;
use rustc_errors::Applicability;
use rustc_hir::def::Res;
use rustc_hir::{
BindingAnnotation, Block, Expr, ExprKind, HirId, Local, Mutability, PatKind, QPath, Stmt, StmtKind, UnOp,
BindingAnnotation, Block, Expr, ExprKind, HirId, LetStmt, Mutability, PatKind, QPath, Stmt, StmtKind, UnOp,
};
use rustc_lint::{LateContext, LateLintPass, LintContext};
use rustc_middle::lint::in_external_macro;
@ -157,7 +157,7 @@ impl<'tcx> LateLintPass<'tcx> for VecInitThenPush {
self.searcher = None;
}
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx Local<'tcx>) {
fn check_local(&mut self, cx: &LateContext<'tcx>, local: &'tcx LetStmt<'tcx>) {
if let Some(init_expr) = local.init
&& let PatKind::Binding(BindingAnnotation::MUT, id, name, None) = local.pat.kind
&& !in_external_macro(cx.sess(), local.span)

14
src/tools/clippy/clippy_utils/src/lib.rs

@ -99,7 +99,7 @@ use rustc_hir::LangItem::{OptionNone, OptionSome, ResultErr, ResultOk};
use rustc_hir::{
self as hir, def, Arm, ArrayLen, BindingAnnotation, Block, BlockCheckMode, Body, Closure, Destination, Expr,
ExprField, ExprKind, FnDecl, FnRetTy, GenericArgs, HirId, Impl, ImplItem, ImplItemKind, ImplItemRef, Item,
ItemKind, LangItem, Local, MatchSource, Mutability, Node, OwnerId, Param, Pat, PatKind, Path, PathSegment, PrimTy,
ItemKind, LangItem, LetStmt, MatchSource, Mutability, Node, OwnerId, Param, Pat, PatKind, Path, PathSegment, PrimTy,
QPath, Stmt, StmtKind, TraitItem, TraitItemKind, TraitItemRef, TraitRef, TyKind, UnOp,
};
use rustc_lexer::{tokenize, TokenKind};
@ -1462,7 +1462,7 @@ pub fn is_else_clause(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool {
pub fn is_inside_let_else(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool {
let mut child_id = expr.hir_id;
for (parent_id, node) in tcx.hir().parent_iter(child_id) {
if let Node::Local(Local {
if let Node::Local(LetStmt {
init: Some(init),
els: Some(els),
..
@ -1482,7 +1482,7 @@ pub fn is_inside_let_else(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool {
pub fn is_else_clause_in_let_else(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool {
let mut child_id = expr.hir_id;
for (parent_id, node) in tcx.hir().parent_iter(child_id) {
if let Node::Local(Local { els: Some(els), .. }) = node
if let Node::Local(LetStmt { els: Some(els), .. }) = node
&& els.hir_id == child_id
{
return true;
@ -2158,7 +2158,7 @@ pub fn is_expr_used_or_unified(tcx: TyCtxt<'_>, expr: &Expr<'_>) -> bool {
Node::Stmt(Stmt {
kind: StmtKind::Expr(_)
| StmtKind::Semi(_)
| StmtKind::Let(Local {
| StmtKind::Let(LetStmt {
pat: Pat {
kind: PatKind::Wild,
..
@ -2639,7 +2639,7 @@ pub struct ExprUseCtxt<'tcx> {
/// The node which consumes a value.
pub enum ExprUseNode<'tcx> {
/// Assignment to, or initializer for, a local
Local(&'tcx Local<'tcx>),
Local(&'tcx LetStmt<'tcx>),
/// Initializer for a const or static item.
ConstStatic(OwnerId),
/// Implicit or explicit return from a function.
@ -2671,7 +2671,7 @@ impl<'tcx> ExprUseNode<'tcx> {
/// Gets the needed type as it's defined without any type inference.
pub fn defined_ty(&self, cx: &LateContext<'tcx>) -> Option<DefinedTy<'tcx>> {
match *self {
Self::Local(Local { ty: Some(ty), .. }) => Some(DefinedTy::Hir(ty)),
Self::Local(LetStmt { ty: Some(ty), .. }) => Some(DefinedTy::Hir(ty)),
Self::ConstStatic(id) => Some(DefinedTy::Mir(
cx.param_env
.and(Binder::dummy(cx.tcx.type_of(id).instantiate_identity())),
@ -3158,7 +3158,7 @@ pub fn is_never_expr<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> Option<
}
}
fn visit_local(&mut self, l: &'tcx Local<'_>) {
fn visit_local(&mut self, l: &'tcx LetStmt<'_>) {
if let Some(e) = l.init {
self.visit_expr(e);
}