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rust-doctor · Async

`await-holding-refcell-ref`

Detect RefCell borrows retained across an await point

Severity: warning
Confidence: medium
Analyzer: syn-ast
Default policy: Opt-in

Tags

async
heuristic

Framework requirements

tokio *
async-std *
smol *

Limitations

Syntactic analysis does not have rustc name resolution or inferred type information.

Remediation

End the RefCell borrow before awaiting, then borrow again after resumption.

Fix capability: guidance