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Generalize Dimension<FragmentSummary> for tuples

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This commit is contained in:
Max Brunsfeld
2021-06-02 12:09:16 -07:00
parent 84fe7f50ac
commit 60a1d47c96
1 changed files with 6 additions and 9 deletions
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15
zed/src/editor/buffer.rs
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@@ -2258,17 +2258,14 @@ impl<'a> sum_tree::SeekDimension<'a, FragmentSummary> for VersionedOffset {
}
}
impl<'a> sum_tree::Dimension<'a, FragmentSummary> for (VersionedOffset, usize) {
impl<'a, T, U> sum_tree::Dimension<'a, FragmentSummary> for (T, U)
where
T: sum_tree::Dimension<'a, FragmentSummary>,
U: sum_tree::Dimension<'a, FragmentSummary>,
{
fn add_summary(&mut self, summary: &'a FragmentSummary, cx: &Option<time::Global>) {
self.0.add_summary(summary, cx);
self.1 += summary.text.visible;
}
}
impl<'a> sum_tree::Dimension<'a, FragmentSummary> for (VersionedOffset, FullOffset) {
fn add_summary(&mut self, summary: &'a FragmentSummary, cx: &Option<time::Global>) {
self.0.add_summary(summary, cx);
self.1 .0 += summary.text.visible + summary.text.deleted;
self.1.add_summary(summary, cx);
}
}