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Bonus fix: Rewrite get_image_or_meta_if_available in an imperative style.

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I believe this is more readable.
This commit is contained in:
Ms2ger 2016-03-07 14:30:20 +01:00
parent 1064c3dca0
commit d5b559c37c
1 changed files with 11 additions and 6 deletions
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15
components/net/image_cache_thread.rs
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@ -554,12 +554,17 @@ impl ImageCache {
} }
} }
None => { None => {
self.pending_loads.get_by_url(&url).as_ref(). let pl = match self.pending_loads.get_by_url(&url) {
map_or(Err(ImageState::NotRequested), |pl| pl.metadata.as_ref(). Some(pl) => pl,
map_or(Err(ImageState::Pending), |meta| None => return Err(ImageState::NotRequested),
};
let meta = match pl.metadata {
Some(ref meta) => meta,
None => return Err(ImageState::Pending),
};
Ok(ImageOrMetadataAvailable::MetadataAvailable(meta.clone())) Ok(ImageOrMetadataAvailable::MetadataAvailable(meta.clone()))
)
)
} }
} }
} }