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Rollup merge of #119198 - compiler-errors:desugaring, r=eholk

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Split coroutine desugaring kind from source

What a coroutine is desugared from (gen/async gen/async) should be separate from where it comes (fn/block/closure).
This commit is contained in:
Michael Goulet 2023-12-22 21:41:04 -05:00 • committed by GitHub
commit ae0a6e8537
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30 changed files with 448 additions and 239 deletions
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5
compiler/rustc_borrowck/src/diagnostics/region_errors.rs
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@ -1046,7 +1046,10 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> {
..
}) => {
let body = map.body(*body);
if !matches!(body.coroutine_kind, Some(hir::CoroutineKind::Async(..))) {
if !matches!(
body.coroutine_kind,
Some(hir::CoroutineKind::Desugared(hir::CoroutineDesugaring::Async, _))
) {
closure_span = Some(expr.span.shrink_to_lo());
}
}