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Rollup merge of #134161 - nnethercote:overhaul-token-cursors, r=spastorino

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Overhaul token cursors

Some nice cleanups here.

r? `````@davidtwco`````
This commit is contained in:
许杰友 Jieyou Xu (Joe) 2024-12-18 22:56:53 +08:00 • committed by GitHub
commit 477f222b02
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20 changed files with 199 additions and 210 deletions
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2
compiler/rustc_lint/src/builtin.rs
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@ -1828,7 +1828,7 @@ impl KeywordIdents {
fn check_tokens(&mut self, cx: &EarlyContext<'_>, tokens: &TokenStream) {
// Check if the preceding token is `$`, because we want to allow `$async`, etc.
let mut prev_dollar = false;
for tt in tokens.trees() {
for tt in tokens.iter() {
match tt {
// Only report non-raw idents.
TokenTree::Token(token, _) => {

2
compiler/rustc_lint/src/macro_expr_fragment_specifier_2024_migration.rs
View file

@ -84,7 +84,7 @@ impl Expr2024 {
let mut prev_colon = false;
let mut prev_identifier = false;
let mut prev_dollar = false;
for tt in tokens.trees() {
for tt in tokens.iter() {
debug!(
"check_tokens: {:?} - colon {prev_dollar} - ident {prev_identifier} - colon {prev_colon}",
tt