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rustc_ast_lowering: remove ref patterns

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This commit is contained in:
Maybe Waffle
2022-11-22 15:37:54 +00:00
parent a603635670
commit b97ec3924d
8 changed files with 267 additions and 300 deletions
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10
compiler/rustc_ast_lowering/src/block.rs
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@@ -31,8 +31,8 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
let mut stmts = SmallVec::<[hir::Stmt<'hir>; 8]>::new();
let mut expr = None;
while let [s, tail @ ..] = ast_stmts {
match s.kind {
StmtKind::Local(ref local) => {
match &s.kind {
StmtKind::Local(local) => {
let hir_id = self.lower_node_id(s.id);
let local = self.lower_local(local);
self.alias_attrs(hir_id, local.hir_id);
@@ -40,7 +40,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
let span = self.lower_span(s.span);
stmts.push(hir::Stmt { hir_id, kind, span });
}
StmtKind::Item(ref it) => {
StmtKind::Item(it) => {
stmts.extend(self.lower_item_ref(it).into_iter().enumerate().map(
|(i, item_id)| {
let hir_id = match i {
@@ -53,7 +53,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
},
));
}
StmtKind::Expr(ref e) => {
StmtKind::Expr(e) => {
let e = self.lower_expr(e);
if tail.is_empty() {
expr = Some(e);
@@ -65,7 +65,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> {
stmts.push(hir::Stmt { hir_id, kind, span });
}
}
StmtKind::Semi(ref e) => {
StmtKind::Semi(e) => {
let e = self.lower_expr(e);
let hir_id = self.lower_node_id(s.id);
self.alias_attrs(hir_id, e.hir_id);