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Use a BTreeMap to store formdata

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I'm really unsure about the MallocSizeOf of BTreeMap as I took the same
code as for HashMap.

Fixes #13105
Fixes #21381
This commit is contained in:
Bastien Orivel 2018-11-03 20:21:05 +01:00
parent 176d984b3b
commit 08a535a4cb
3 changed files with 34 additions and 31 deletions
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30
components/malloc_size_of/lib.rs
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@ -557,6 +557,36 @@ where
}
}
impl<K, V> MallocShallowSizeOf for std::collections::BTreeMap<K, V>
where
K: Eq + Hash,
{
fn shallow_size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
if ops.has_malloc_enclosing_size_of() {
self.values()
.next()
.map_or(0, |v| unsafe { ops.malloc_enclosing_size_of(v) })
} else {
self.len() * (size_of::<V>() + size_of::<K>() + size_of::<usize>())
}
}
}
impl<K, V> MallocSizeOf for std::collections::BTreeMap<K, V>
where
K: Eq + Hash + MallocSizeOf,
V: MallocSizeOf,
{
fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize {
let mut n = self.shallow_size_of(ops);
for (k, v) in self.iter() {
n += k.size_of(ops);
n += v.size_of(ops);
}
n
}
}
impl<K, V, S> MallocShallowSizeOf for hashglobe::hash_map::HashMap<K, V, S>
where
K: Eq + Hash,