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ready-cache: Allow iteration over ready services #700

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Oct 17, 2022
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ready-cache: Allow iteration over ready services #700

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10 changes: 10 additions & 0 deletions tower/src/ready_cache/cache.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -197,6 +197,16 @@ where
self.ready.get_index_mut(idx).map(|(k, v)| (k, &mut v.0))
}

/// Returns an iterator over the ready keys and services.
pub fn iter_ready(&self) -> impl Iterator<Item = (&K, &S)> {
self.ready.iter().map(|(k, s)| (k, &s.0))
}

/// Returns a mutable iterator over the ready keys and services.
pub fn iter_ready_mut(&mut self) -> impl Iterator<Item = (&K, &mut S)> {
self.ready.iter_mut().map(|(k, s)| (k, &mut s.0))
}

/// Evicts an item from the cache.
///
/// Returns true if a service was marked for eviction.
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