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Rollup merge of #117892 - estebank:fat-arrow-typo, r=compiler-errors

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Detect more `=>` typos

Handle and recover `match expr { pat >= { arm } }`.
This commit is contained in:
Matthias Krüger 2023-11-17 00:41:22 +01:00 • committed by GitHub
commit 92aba63d6b
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5 changed files with 51 additions and 10 deletions
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19
compiler/rustc_parse/src/parser/expr.rs
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@ -2904,15 +2904,16 @@ impl<'a> Parser<'a> {
"=>",
Applicability::MachineApplicable,
);
err.emit();
this.bump();
} else if matches!(
(&this.prev_token.kind, &this.token.kind),
(token::DotDotEq, token::Gt)
) {
// `error_inclusive_range_match_arrow` handles cases like `0..=> {}`,
// so we suppress the error here
err.delay_as_bug();
if matches!(
(&this.prev_token.kind, &this.token.kind),
(token::DotDotEq, token::Gt)
) {
// `error_inclusive_range_match_arrow` handles cases like `0..=> {}`,
// so we suppress the error here
err.delay_as_bug();
} else {
err.emit();
}
this.bump();
} else {
return Err(err);