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Weird async/await error message around mutablility #51932

cramertj opened this issue Jun 30, 2018 · 0 comments


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commented Jun 30, 2018

Attempting to mutate an argument to an async fn that was not marked mut results in this error message:
cannot borrow immutable captured outer variable in an `FnOnce` closure `sender` as mutable

This is obviously subpar 馃槅

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