Properly handle inlay highlights in the InlayMap
Co-Authored-By: Antonio Scandurra <antonio@zed.dev>
This commit is contained in:
Kirill Bulatov
co-authored by
Antonio Scandurra
Antonio Scandurra
parent
80b96eb05b
commit
a9de6c3dba
@@ -1,5 +1,5 @@
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use crate::{
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link_go_to_definition::InlayRange,
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link_go_to_definition::InlayHighlight,
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multi_buffer::{MultiBufferChunks, MultiBufferRows},
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Anchor, InlayId, MultiBufferSnapshot, ToOffset,
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};
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@@ -219,6 +219,7 @@ pub struct InlayChunks<'a> {
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suggestion_highlight_style: Option<HighlightStyle>,
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highlight_endpoints: Peekable<vec::IntoIter<HighlightEndpoint>>,
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active_highlights: BTreeMap<Option<TypeId>, HighlightStyle>,
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highlights: Highlights<'a>,
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snapshot: &'a InlaySnapshot,
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}
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@@ -294,6 +295,44 @@ impl<'a> Iterator for InlayChunks<'a> {
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prefix
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}
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Transform::Inlay(inlay) => {
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let mut inlay_highlight_style_and_range = None;
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if let Some(inlay_highlights) = self.highlights.inlay_highlights {
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for (_, style_and_ranges) in inlay_highlights.iter() {
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let highlight_style: &HighlightStyle = &style_and_ranges.0;
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let inlay_ranges: &Vec<InlayHighlight> = &style_and_ranges.1;
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// TODO kb: turn into a map.
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if let Some(range) =
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inlay_ranges.iter().find(|range| range.inlay == inlay.id)
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{
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inlay_highlight_style_and_range = Some((highlight_style, range));
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break;
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}
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}
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}
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let mut highlight_style = match inlay.id {
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InlayId::Suggestion(_) => self.suggestion_highlight_style,
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InlayId::Hint(_) => self.inlay_highlight_style,
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};
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let next_inlay_highlight_endpoint;
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if let Some((style, inlay_range)) = inlay_highlight_style_and_range {
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let offset_in_inlay = (self.output_offset - self.transforms.start().0).0;
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let range = inlay_range.highlight_start..inlay_range.highlight_end;
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if offset_in_inlay < range.start {
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next_inlay_highlight_endpoint = range.start;
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} else if offset_in_inlay >= range.end {
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next_inlay_highlight_endpoint = usize::MAX;
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} else {
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next_inlay_highlight_endpoint = range.end;
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highlight_style
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.get_or_insert_with(|| Default::default())
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.highlight(style.clone());
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}
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} else {
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next_inlay_highlight_endpoint = usize::MAX;
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}
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//
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let inlay_chunks = self.inlay_chunks.get_or_insert_with(|| {
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let start = self.output_offset - self.transforms.start().0;
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let end = cmp::min(self.max_output_offset, self.transforms.end(&()).0)
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@@ -303,21 +342,15 @@ impl<'a> Iterator for InlayChunks<'a> {
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let inlay_chunk = self
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.inlay_chunk
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.get_or_insert_with(|| inlay_chunks.next().unwrap());
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let (chunk, remainder) = inlay_chunk.split_at(
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inlay_chunk
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.len()
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.min(next_highlight_endpoint.0 - self.output_offset.0),
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);
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let (chunk, remainder) =
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inlay_chunk.split_at(inlay_chunk.len().min(next_inlay_highlight_endpoint));
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*inlay_chunk = remainder;
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if inlay_chunk.is_empty() {
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self.inlay_chunk = None;
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}
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self.output_offset.0 += chunk.len();
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let mut highlight_style = match inlay.id {
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InlayId::Suggestion(_) => self.suggestion_highlight_style,
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InlayId::Hint(_) => self.inlay_highlight_style,
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};
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if !self.active_highlights.is_empty() {
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for active_highlight in self.active_highlights.values() {
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highlight_style
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@@ -626,18 +659,20 @@ impl InlayMap {
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.filter(|ch| *ch != '\r')
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.take(len)
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.collect::<String>();
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log::info!(
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"creating inlay at buffer offset {} with bias {:?} and text {:?}",
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position,
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bias,
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text
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);
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let inlay_id = if i % 2 == 0 {
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InlayId::Hint(post_inc(next_inlay_id))
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} else {
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InlayId::Suggestion(post_inc(next_inlay_id))
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};
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log::info!(
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"creating inlay {:?} at buffer offset {} with bias {:?} and text {:?}",
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inlay_id,
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position,
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bias,
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text
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);
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to_insert.push(Inlay {
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id: inlay_id,
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position: snapshot.buffer.anchor_at(position, bias),
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@@ -1012,38 +1047,39 @@ impl InlaySnapshot {
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cursor.seek(&range.start, Bias::Right, &());
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}
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}
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if let Some(inlay_highlights) = highlights.inlay_highlights {
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let adjusted_highlights = TreeMap::from_ordered_entries(inlay_highlights.iter().map(
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|(type_id, styled_ranges)| {
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(
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*type_id,
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Arc::new((styled_ranges.0, styled_ranges.1.as_slice())),
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)
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},
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));
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if !inlay_highlights.is_empty() {
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self.apply_inlay_highlights(
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&mut cursor,
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&range,
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&adjusted_highlights,
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&mut highlight_endpoints,
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);
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cursor.seek(&range.start, Bias::Right, &());
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}
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}
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if let Some(inlay_background_highlights) = highlights.inlay_background_highlights.as_ref() {
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if !inlay_background_highlights.is_empty() {
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self.apply_inlay_highlights(
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&mut cursor,
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&range,
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inlay_background_highlights,
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&mut highlight_endpoints,
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);
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cursor.seek(&range.start, Bias::Right, &());
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}
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}
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highlight_endpoints.sort();
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// if let Some(inlay_highlights) = highlights.inlay_highlights {
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// let adjusted_highlights = TreeMap::from_ordered_entries(inlay_highlights.iter().map(
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// |(type_id, styled_ranges)| {
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// (
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// *type_id,
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// Arc::new((styled_ranges.0, styled_ranges.1.as_slice())),
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// )
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// },
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// ));
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// if !inlay_highlights.is_empty() {
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// self.apply_inlay_highlights(
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// &mut cursor,
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// &range,
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// &adjusted_highlights,
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// &mut highlight_endpoints,
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// );
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// cursor.seek(&range.start, Bias::Right, &());
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// }
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// }
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// if let Some(inlay_background_highlights) = highlights.inlay_background_highlights.as_ref() {
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// if !inlay_background_highlights.is_empty() {
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// self.apply_inlay_highlights(
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// &mut cursor,
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// &range,
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// inlay_background_highlights,
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// &mut highlight_endpoints,
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// );
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// cursor.seek(&range.start, Bias::Right, &());
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// }
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// }
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let buffer_range = self.to_buffer_offset(range.start)..self.to_buffer_offset(range.end);
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let buffer_chunks = self.buffer.chunks(buffer_range, language_aware);
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@@ -1059,6 +1095,7 @@ impl InlaySnapshot {
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suggestion_highlight_style: highlights.suggestion_highlight_style,
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highlight_endpoints: highlight_endpoints.into_iter().peekable(),
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active_highlights: Default::default(),
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highlights,
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snapshot: self,
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}
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}
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@@ -1121,79 +1158,6 @@ impl InlaySnapshot {
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}
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}
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fn apply_inlay_highlights(
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&self,
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cursor: &mut Cursor<'_, Transform, (InlayOffset, usize)>,
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range: &Range<InlayOffset>,
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inlay_highlights: &TreeMap<Option<TypeId>, Arc<(HighlightStyle, &[InlayRange])>>,
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highlight_endpoints: &mut Vec<HighlightEndpoint>,
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) {
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while cursor.start().0 < range.end {
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let transform_start = self
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.buffer
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.anchor_after(self.to_buffer_offset(cmp::max(range.start, cursor.start().0)));
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let transform_start = self.to_inlay_offset(transform_start.to_offset(&self.buffer));
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let transform_end =
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{
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let overshoot = InlayOffset(range.end.0 - cursor.start().0 .0);
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self.buffer.anchor_before(self.to_buffer_offset(cmp::min(
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cursor.end(&()).0,
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cursor.start().0 + overshoot,
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)))
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};
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let transform_end = self.to_inlay_offset(transform_end.to_offset(&self.buffer));
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// TODO kb add a map
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let hint_for_id = |id| self.inlays.iter().find(|inlay| inlay.id == id);
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for (tag, inlay_highlights) in inlay_highlights.iter() {
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let style = inlay_highlights.0;
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let ranges = inlay_highlights
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.1
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.iter()
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.filter_map(|range| Some((hint_for_id(range.inlay)?, range)))
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.map(|(hint, range)| {
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let hint_start =
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self.to_inlay_offset(hint.position.to_offset(&self.buffer));
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let highlight_start = InlayOffset(hint_start.0 + range.highlight_start);
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let highlight_end = InlayOffset(hint_start.0 + range.highlight_end);
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highlight_start..highlight_end
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})
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.collect::<Vec<_>>();
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let start_ix = match ranges.binary_search_by(|probe| {
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if probe.end > transform_start {
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cmp::Ordering::Greater
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} else {
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cmp::Ordering::Less
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}
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}) {
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Ok(i) | Err(i) => i,
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};
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for range in &ranges[start_ix..] {
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if range.start >= transform_end {
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break;
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}
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highlight_endpoints.push(HighlightEndpoint {
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offset: range.start,
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is_start: true,
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tag: *tag,
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style,
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});
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highlight_endpoints.push(HighlightEndpoint {
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offset: range.end,
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is_start: false,
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tag: *tag,
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style,
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});
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}
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}
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cursor.next(&());
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}
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}
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#[cfg(test)]
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pub fn text(&self) -> String {
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self.chunks(Default::default()..self.len(), false, Highlights::default())
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@@ -1752,7 +1716,7 @@ mod tests {
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let mut text_highlights = TextHighlights::default();
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let mut inlay_highlights = InlayHighlights::default();
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let highlight_count = rng.gen_range(0_usize..10);
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if rng.gen_bool(0.5) {
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if false && rng.gen_bool(0.5) {
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let mut highlight_ranges = (0..highlight_count)
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.map(|_| buffer_snapshot.random_byte_range(0, &mut rng))
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.collect::<Vec<_>>();
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@@ -1783,7 +1747,7 @@ mod tests {
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let inlay_text_len = inlay.text.len();
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match inlay_text_len {
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0 => None,
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1 => Some(InlayRange {
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1 => Some(InlayHighlight {
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inlay: inlay.id,
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inlay_position: inlay.position,
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highlight_start: 0,
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@@ -1791,17 +1755,17 @@ mod tests {
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}),
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n => {
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let inlay_text = inlay.text.to_string();
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let mut highlight_end_offset_increment = rng.gen_range(1..n);
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while !inlay_text.is_char_boundary(highlight_end_offset_increment) {
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highlight_end_offset_increment += 1;
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let mut highlight_end = rng.gen_range(1..n);
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while !inlay_text.is_char_boundary(highlight_end) {
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highlight_end += 1;
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}
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Some(InlayRange {
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Some(InlayHighlight {
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inlay: inlay.id,
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inlay_position: inlay.position,
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highlight_start: 0,
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// TODO kb
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// highlight_end_offset_increment: highlight_end_offset_increment,
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highlight_end: inlay.text.len(),
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// highlight_end
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highlight_end: inlay_text.len(),
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})
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}
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}
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@@ -1821,9 +1785,11 @@ mod tests {
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let mut start = rng.gen_range(0..=end);
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start = expected_text.clip_offset(start, Bias::Right);
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let range = InlayOffset(start)..InlayOffset(end);
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log::info!("calling inlay_snapshot.chunks({:?})", range);
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let actual_text = inlay_snapshot
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.chunks(
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InlayOffset(start)..InlayOffset(end),
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range,
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false,
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Highlights {
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text_highlights: Some(&text_highlights),
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