channel/recv: improving function docs and code example #703
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At the moment it's not clear when and why recv returns Option<T>, instead of just T. This changed comment makes it clear that None will only be returned once no data will ever be sent again (i.e. after all senders are gone).
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Related: #585 |
dignifiedquire
approved these changes
Mar 15, 2020
yoshuawuyts
approved these changes
Mar 15, 2020
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At the moment it's not clear when and why recv returns Option,
instead of just T. This changed comment makes it clear that None will
only be returned once no data will ever be sent again (i.e. after all
senders are gone).