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Remove unnecessary lifetime in ConditionVisitor.

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By making it own two of its fields.
This commit is contained in:
Nicholas Nethercote 2024-10-04 15:38:29 +10:00
parent 56e849ca21
commit c69d174311
1 changed files with 10 additions and 10 deletions
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20
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs
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@ -708,9 +708,9 @@ impl<'infcx, 'tcx> MirBorrowckCtxt<'_, 'infcx, 'tcx> {
// for the branching codepaths that aren't covered, to point at them.
let map = self.infcx.tcx.hir();
let body = map.body_owned_by(self.mir_def_id());
let mut visitor =
ConditionVisitor { tcx: self.infcx.tcx, spans: &spans, name: &name, errors: vec![] };
let mut visitor = ConditionVisitor { tcx: self.infcx.tcx, spans, name, errors: vec![] };
visitor.visit_body(&body);
let spans = visitor.spans;
let mut show_assign_sugg = false;
let isnt_initialized = if let InitializationRequiringAction::PartialAssignment
@ -4465,20 +4465,20 @@ impl<'hir> Visitor<'hir> for BreakFinder {
/// Given a set of spans representing statements initializing the relevant binding, visit all the
/// function expressions looking for branching code paths that *do not* initialize the binding.
struct ConditionVisitor<'b, 'tcx> {
struct ConditionVisitor<'tcx> {
tcx: TyCtxt<'tcx>,
spans: &'b [Span],
name: &'b str,
spans: Vec<Span>,
name: String,
errors: Vec<(Span, String)>,
}
impl<'b, 'v, 'tcx> Visitor<'v> for ConditionVisitor<'b, 'tcx> {
impl<'v, 'tcx> Visitor<'v> for ConditionVisitor<'tcx> {
fn visit_expr(&mut self, ex: &'v hir::Expr<'v>) {
match ex.kind {
hir::ExprKind::If(cond, body, None) => {
// `if` expressions with no `else` that initialize the binding might be missing an
// `else` arm.
if ReferencedStatementsVisitor(self.spans).visit_expr(body).is_break() {
if ReferencedStatementsVisitor(&self.spans).visit_expr(body).is_break() {
self.errors.push((
cond.span,
format!(
@ -4495,8 +4495,8 @@ impl<'b, 'v, 'tcx> Visitor<'v> for ConditionVisitor<'b, 'tcx> {
hir::ExprKind::If(cond, body, Some(other)) => {
// `if` expressions where the binding is only initialized in one of the two arms
// might be missing a binding initialization.
let a = ReferencedStatementsVisitor(self.spans).visit_expr(body).is_break();
let b = ReferencedStatementsVisitor(self.spans).visit_expr(other).is_break();
let a = ReferencedStatementsVisitor(&self.spans).visit_expr(body).is_break();
let b = ReferencedStatementsVisitor(&self.spans).visit_expr(other).is_break();
match (a, b) {
(true, true) | (false, false) => {}
(true, false) => {
@ -4536,7 +4536,7 @@ impl<'b, 'v, 'tcx> Visitor<'v> for ConditionVisitor<'b, 'tcx> {
// arms might be missing an initialization.
let results: Vec<bool> = arms
.iter()
.map(|arm| ReferencedStatementsVisitor(self.spans).visit_arm(arm).is_break())
.map(|arm| ReferencedStatementsVisitor(&self.spans).visit_arm(arm).is_break())
.collect();
if results.iter().any(|x| *x) && !results.iter().all(|x| *x) {
for (arm, seen) in arms.iter().zip(results) {