add Stream::last #347
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add Stream::last #347
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Struggling with the associated type, pinning and how to move/copy LastFuture.last.
still problems assigning the new value to self.last
starsheriff
commented
Oct 16, 2019
ghost
reviewed
Oct 16, 2019
|
Looks like this just needs a |
ghost
reviewed
Oct 16, 2019
src/stream/stream/mod.rs
Outdated
| "#] | ||
| fn last( | ||
| self, | ||
| ) -> impl Future<Output = Option<Self::Item>> + '_ [LastFuture<Self, Self::Item>] |
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Suggested change
| ) -> impl Future<Output = Option<Self::Item>> + '_ [LastFuture<Self, Self::Item>] | |
| ) -> impl Future<Output = Option<Self::Item>> [LastFuture<Self, Self::Item>] |
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right, the lifetime is not needed. I got a bit lost in the type signature I guess 馃槵
ghost
reviewed
Oct 16, 2019
src/stream/stream/mod.rs
Outdated
| "#] | ||
| fn last( | ||
| self, | ||
| ) -> impl Future<Output = Option<Self::Item>> + 'static [LastFuture<Self, Self::Item>] |
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The + 'static is not necessary (doesn't have an effect in this context) and we don't use it other similar methods :)
Suggested change
| ) -> impl Future<Output = Option<Self::Item>> + 'static [LastFuture<Self, Self::Item>] | |
| ) -> impl Future<Output = Option<Self::Item>> [LastFuture<Self, Self::Item>] |
ghost
merged commit
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I have troubles getting the assignment to
self.lastworking. I am not so familiar with pinning, so any hint would be appreciated 馃槵Ref #129