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style: Hash less stuff in the bloom filter, using the precomputed hashes we have.

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Emilio Cobos Álvarez 2017-03-21 19:38:16 +01:00
parent 65ebbb7c56
commit e29b84de18
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10 changed files with 129 additions and 63 deletions
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25
components/style/matching.rs
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@ -1175,23 +1175,30 @@ pub trait MatchMethods : TElement {
/// Therefore, each node must have its matching selectors inserted _after_
/// its own selector matching and _before_ its children start.
fn insert_into_bloom_filter(&self, bf: &mut BloomFilter) {
bf.insert(&*self.get_local_name());
bf.insert(&*self.get_namespace());
self.get_id().map(|id| bf.insert(&id));
bf.insert_hash(self.get_local_name().get_hash());
bf.insert_hash(self.get_namespace().get_hash());
if let Some(id) = self.get_id() {
bf.insert_hash(id.get_hash());
}
// TODO: case-sensitivity depends on the document type and quirks mode
self.each_class(|class| bf.insert(class));
self.each_class(|class| {
bf.insert_hash(class.get_hash())
});
}
/// After all the children are done css selector matching, this must be
/// called to reset the bloom filter after an `insert`.
fn remove_from_bloom_filter(&self, bf: &mut BloomFilter) {
bf.remove(&*self.get_local_name());
bf.remove(&*self.get_namespace());
self.get_id().map(|id| bf.remove(&id));
bf.remove_hash(self.get_local_name().get_hash());
bf.remove_hash(self.get_namespace().get_hash());
if let Some(id) = self.get_id() {
bf.remove_hash(id.get_hash());
}
// TODO: case-sensitivity depends on the document type and quirks mode
self.each_class(|class| bf.remove(class));
self.each_class(|class| {
bf.remove_hash(class.get_hash())
});
}
/// Given the old and new style of this element, and whether it's a