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Replaced trivial pattern matching with is_none() and is_some()

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Permutator 2017-01-04 15:37:16 -08:00
parent a61a263291
commit 6a76525107
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1 changed files with 6 additions and 8 deletions
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14
components/layout/query.rs
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@ -539,13 +539,11 @@ impl FragmentBorderBoxIterator for UnioningFragmentScrollAreaIterator {
// https://drafts.csswg.org/cssom-view/#extensions-to-the-htmlelement-interface
impl FragmentBorderBoxIterator for ParentOffsetBorderBoxIterator {
fn process(&mut self, fragment: &Fragment, level: i32, border_box: &Rect<Au>) {
match self.node_offset_box {
Some(_) => { }, // We've already found the node, so we already have its parent.
None => {
// Remove all nodes at this level or higher, as they can't be parents of this node.
self.parent_nodes.truncate(level as usize);
assert!(self.parent_nodes.len() == level as usize);
},
if self.node_offset_box.is_none() {
// We haven't found the node yet, so we're still looking for its parent.
// Remove all nodes at this level or higher, as they can't be parents of this node.
self.parent_nodes.truncate(level as usize);
assert!(self.parent_nodes.len() == level as usize);
}
if fragment.node == self.node_address {
@ -581,7 +579,7 @@ impl FragmentBorderBoxIterator for ParentOffsetBorderBoxIterator {
// TODO: `position: fixed` on inline elements doesn't seem to work
// as of Sep 25, 2016, so I don't know how one will check if an
// inline element has it when it does.
} else if let Some(_) = self.node_offset_box {
} else if self.node_offset_box.is_some() {
// We've been processing fragments within the node, but now
// we've found one outside it. That means we're done.
// Hopefully.