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Remove sess from CheckLoopVisitor.

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This commit is contained in:
Nicholas Nethercote 2024-09-13 17:48:32 +10:00
parent 8d32578fe1
commit 359b6589ac
1 changed files with 11 additions and 17 deletions
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28
compiler/rustc_passes/src/loops.rs
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@ -9,7 +9,6 @@
use rustc_middle::query::Providers;
use rustc_middle::span_bug;
use rustc_middle::ty::TyCtxt;
use rustc_session::Session;
use rustc_span::hygiene::DesugaringKind;
use rustc_span::{BytePos, Span};
use Context::*;
@ -65,7 +64,6 @@ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
#[derive(Clone)]
struct CheckLoopVisitor<'tcx> {
sess: &'tcx Session,
tcx: TyCtxt<'tcx>,
// Keep track of a stack of contexts, so that suggestions
// are not made for contexts where it would be incorrect,
@ -76,12 +74,8 @@ struct CheckLoopVisitor<'tcx> {
}
fn check_mod_loops(tcx: TyCtxt<'_>, module_def_id: LocalModDefId) {
let mut check = CheckLoopVisitor {
sess: tcx.sess,
tcx,
cx_stack: vec![Normal],
block_breaks: Default::default(),
};
let mut check =
CheckLoopVisitor { tcx, cx_stack: vec![Normal], block_breaks: Default::default() };
tcx.hir().visit_item_likes_in_module(module_def_id, &mut check);
check.report_outside_loop_error();
}
@ -213,7 +207,7 @@ fn visit_expr(&mut self, e: &'hir hir::Expr<'hir>) {
Ok(loop_id) => Some(loop_id),
Err(hir::LoopIdError::OutsideLoopScope) => None,
Err(hir::LoopIdError::UnlabeledCfInWhileCondition) => {
self.sess.dcx().emit_err(UnlabeledCfInWhileCondition {
self.tcx.dcx().emit_err(UnlabeledCfInWhileCondition {
span: e.span,
cf_type: "break",
});
@ -248,7 +242,7 @@ fn visit_expr(&mut self, e: &'hir hir::Expr<'hir>) {
.label
.map_or_else(String::new, |l| format!(" {}", l.ident))
);
self.sess.dcx().emit_err(BreakNonLoop {
self.tcx.dcx().emit_err(BreakNonLoop {
span: e.span,
head,
kind: kind.name(),
@ -280,14 +274,14 @@ fn visit_expr(&mut self, e: &'hir hir::Expr<'hir>) {
match destination.target_id {
Ok(loop_id) => {
if let Node::Block(block) = self.tcx.hir_node(loop_id) {
self.sess.dcx().emit_err(ContinueLabeledBlock {
self.tcx.dcx().emit_err(ContinueLabeledBlock {
span: e.span,
block_span: block.span,
});
}
}
Err(hir::LoopIdError::UnlabeledCfInWhileCondition) => {
self.sess.dcx().emit_err(UnlabeledCfInWhileCondition {
self.tcx.dcx().emit_err(UnlabeledCfInWhileCondition {
span: e.span,
cf_type: "continue",
});
@ -326,7 +320,7 @@ fn require_break_cx(
match self.cx_stack[cx_pos] {
LabeledBlock | Loop(_) => {}
Closure(closure_span) => {
self.sess.dcx().emit_err(BreakInsideClosure {
self.tcx.dcx().emit_err(BreakInsideClosure {
span,
closure_span,
name: &br_cx_kind.to_string(),
@ -343,7 +337,7 @@ fn require_break_cx(
hir::CoroutineSource::Closure => "closure",
hir::CoroutineSource::Fn => "function",
};
self.sess.dcx().emit_err(BreakInsideCoroutine {
self.tcx.dcx().emit_err(BreakInsideCoroutine {
span,
coroutine_span,
name: &br_cx_kind.to_string(),
@ -366,7 +360,7 @@ fn require_break_cx(
self.require_break_cx(br_cx_kind, span, break_span, cx_pos - 1);
}
Normal | AnonConst | Fn | UnlabeledBlock(_) | UnlabeledIfBlock(_) | ConstBlock => {
self.sess.dcx().emit_err(OutsideLoop {
self.tcx.dcx().emit_err(OutsideLoop {
spans: vec![span],
name: &br_cx_kind.to_string(),
is_break: br_cx_kind == BreakContextKind::Break,
@ -386,7 +380,7 @@ fn require_label_in_labeled_block(
&& self.cx_stack.last() == Some(&LabeledBlock)
&& label.label.is_none()
{
self.sess.dcx().emit_err(UnlabeledInLabeledBlock { span, cf_type });
self.tcx.dcx().emit_err(UnlabeledInLabeledBlock { span, cf_type });
return true;
}
false
@ -394,7 +388,7 @@ fn require_label_in_labeled_block(
fn report_outside_loop_error(&self) {
for (s, block) in &self.block_breaks {
self.sess.dcx().emit_err(OutsideLoop {
self.tcx.dcx().emit_err(OutsideLoop {
spans: block.spans.clone(),
name: &block.name,
is_break: true,