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Merge pull request #676 from zed-industries/highlighted-text-fix

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Highlighted text fix
This commit is contained in:
Keith Simmons 2022-03-24 11:52:06 -07:00 • committed by GitHub
commit 8f75520ade
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 306 additions and 212 deletions
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5
crates/diagnostics/src/diagnostics.rs
View file

@ -278,7 +278,7 @@ impl ProjectDiagnosticsEditor {
prev_excerpt_id = excerpt_id.clone(); prev_excerpt_id = excerpt_id.clone();
first_excerpt_id.get_or_insert_with(|| prev_excerpt_id.clone()); first_excerpt_id.get_or_insert_with(|| prev_excerpt_id.clone());
group_state.excerpts.push(excerpt_id.clone()); group_state.excerpts.push(excerpt_id.clone());
let header_position = (excerpt_id.clone(), language::Anchor::min()); let header_position = (excerpt_id.clone(), language::Anchor::MIN);
if is_first_excerpt_for_group { if is_first_excerpt_for_group {
is_first_excerpt_for_group = false; is_first_excerpt_for_group = false;
@ -367,8 +367,7 @@ impl ProjectDiagnosticsEditor {
range_a range_a
.start .start
.cmp(&range_b.start, &snapshot) .cmp(&range_b.start, &snapshot)
.unwrap() .then_with(|| range_a.end.cmp(&range_b.end, &snapshot))
.then_with(|| range_a.end.cmp(&range_b.end, &snapshot).unwrap())
}); });
if path_state.diagnostic_groups.is_empty() { if path_state.diagnostic_groups.is_empty() {

129
crates/editor/src/display_map.rs
View file

@ -489,7 +489,10 @@ impl ToDisplayPoint for Anchor {
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use super::*; use super::*;
use crate::movement; use crate::{
movement,
test::{marked_text_ranges},
};
use gpui::{color::Color, elements::*, test::observe, MutableAppContext}; use gpui::{color::Color, elements::*, test::observe, MutableAppContext};
use language::{Buffer, Language, LanguageConfig, RandomCharIter, SelectionGoal}; use language::{Buffer, Language, LanguageConfig, RandomCharIter, SelectionGoal};
use rand::{prelude::*, Rng}; use rand::{prelude::*, Rng};
@ -929,7 +932,7 @@ mod tests {
let map = cx let map = cx
.add_model(|cx| DisplayMap::new(buffer, tab_size, font_id, font_size, None, 1, 1, cx)); .add_model(|cx| DisplayMap::new(buffer, tab_size, font_id, font_size, None, 1, 1, cx));
assert_eq!( assert_eq!(
cx.update(|cx| chunks(0..5, &map, &theme, cx)), cx.update(|cx| syntax_chunks(0..5, &map, &theme, cx)),
vec![ vec![
("fn ".to_string(), None), ("fn ".to_string(), None),
("outer".to_string(), Some(Color::blue())), ("outer".to_string(), Some(Color::blue())),
@ -940,7 +943,7 @@ mod tests {
] ]
); );
assert_eq!( assert_eq!(
cx.update(|cx| chunks(3..5, &map, &theme, cx)), cx.update(|cx| syntax_chunks(3..5, &map, &theme, cx)),
vec![ vec![
(" fn ".to_string(), Some(Color::red())), (" fn ".to_string(), Some(Color::red())),
("inner".to_string(), Some(Color::blue())), ("inner".to_string(), Some(Color::blue())),
@ -952,7 +955,7 @@ mod tests {
map.fold(vec![Point::new(0, 6)..Point::new(3, 2)], cx) map.fold(vec![Point::new(0, 6)..Point::new(3, 2)], cx)
}); });
assert_eq!( assert_eq!(
cx.update(|cx| chunks(0..2, &map, &theme, cx)), cx.update(|cx| syntax_chunks(0..2, &map, &theme, cx)),
vec![ vec![
("fn ".to_string(), None), ("fn ".to_string(), None),
("out".to_string(), Some(Color::blue())), ("out".to_string(), Some(Color::blue())),
@ -1018,7 +1021,7 @@ mod tests {
DisplayMap::new(buffer, tab_size, font_id, font_size, Some(40.0), 1, 1, cx) DisplayMap::new(buffer, tab_size, font_id, font_size, Some(40.0), 1, 1, cx)
}); });
assert_eq!( assert_eq!(
cx.update(|cx| chunks(0..5, &map, &theme, cx)), cx.update(|cx| syntax_chunks(0..5, &map, &theme, cx)),
[ [
("fn \n".to_string(), None), ("fn \n".to_string(), None),
("oute\nr".to_string(), Some(Color::blue())), ("oute\nr".to_string(), Some(Color::blue())),
@ -1026,7 +1029,7 @@ mod tests {
] ]
); );
assert_eq!( assert_eq!(
cx.update(|cx| chunks(3..5, &map, &theme, cx)), cx.update(|cx| syntax_chunks(3..5, &map, &theme, cx)),
[("{}\n\n".to_string(), None)] [("{}\n\n".to_string(), None)]
); );
@ -1034,7 +1037,7 @@ mod tests {
map.fold(vec![Point::new(0, 6)..Point::new(3, 2)], cx) map.fold(vec![Point::new(0, 6)..Point::new(3, 2)], cx)
}); });
assert_eq!( assert_eq!(
cx.update(|cx| chunks(1..4, &map, &theme, cx)), cx.update(|cx| syntax_chunks(1..4, &map, &theme, cx)),
[ [
("out".to_string(), Some(Color::blue())), ("out".to_string(), Some(Color::blue())),
("…\n".to_string(), None), ("…\n".to_string(), None),
@ -1044,6 +1047,89 @@ mod tests {
); );
} }
#[gpui::test]
async fn test_chunks_with_text_highlights(cx: &mut gpui::TestAppContext) {
cx.foreground().set_block_on_ticks(usize::MAX..=usize::MAX);
let theme = SyntaxTheme::new(vec![
("operator".to_string(), Color::red().into()),
("string".to_string(), Color::green().into()),
]);
let language = Arc::new(
Language::new(
LanguageConfig {
name: "Test".into(),
path_suffixes: vec![".test".to_string()],
..Default::default()
},
Some(tree_sitter_rust::language()),
)
.with_highlights_query(
r#"
":" @operator
(string_literal) @string
"#,
)
.unwrap(),
);
language.set_theme(&theme);
let (text, highlighted_ranges) = marked_text_ranges(
r#"const{} <a>: B = "c [d]""#,
vec![('{', '}'), ('<', '>'), ('[', ']')],
);
let buffer = cx.add_model(|cx| Buffer::new(0, text, cx).with_language(language, cx));
buffer.condition(&cx, |buf, _| !buf.is_parsing()).await;
let buffer = cx.add_model(|cx| MultiBuffer::singleton(buffer, cx));
let buffer_snapshot = buffer.read_with(cx, |buffer, cx| buffer.snapshot(cx));
let font_cache = cx.font_cache();
let tab_size = 4;
let family_id = font_cache.load_family(&["Courier"]).unwrap();
let font_id = font_cache
.select_font(family_id, &Default::default())
.unwrap();
let font_size = 16.0;
let map = cx
.add_model(|cx| DisplayMap::new(buffer, tab_size, font_id, font_size, None, 1, 1, cx));
enum MyType {}
let style = HighlightStyle {
color: Some(Color::blue()),
..Default::default()
};
map.update(cx, |map, _cx| {
map.highlight_text(
TypeId::of::<MyType>(),
highlighted_ranges
.into_iter()
.map(|range| {
buffer_snapshot.anchor_before(range.start)
..buffer_snapshot.anchor_before(range.end)
})
.collect(),
style,
);
});
assert_eq!(
cx.update(|cx| chunks(0..10, &map, &theme, cx)),
[
("const ".to_string(), None, None),
("a".to_string(), None, Some(Color::blue())),
(":".to_string(), Some(Color::red()), None),
(" B = ".to_string(), None, None),
("\"c ".to_string(), Some(Color::green()), None),
("d".to_string(), Some(Color::green()), Some(Color::blue())),
("\"".to_string(), Some(Color::green()), None),
]
);
}
#[gpui::test] #[gpui::test]
fn test_clip_point(cx: &mut gpui::MutableAppContext) { fn test_clip_point(cx: &mut gpui::MutableAppContext) {
use Bias::{Left, Right}; use Bias::{Left, Right};
@ -1170,27 +1256,38 @@ mod tests {
) )
} }
fn chunks<'a>( fn syntax_chunks<'a>(
rows: Range<u32>, rows: Range<u32>,
map: &ModelHandle<DisplayMap>, map: &ModelHandle<DisplayMap>,
theme: &'a SyntaxTheme, theme: &'a SyntaxTheme,
cx: &mut MutableAppContext, cx: &mut MutableAppContext,
) -> Vec<(String, Option<Color>)> { ) -> Vec<(String, Option<Color>)> {
chunks(rows, map, theme, cx)
.into_iter()
.map(|(text, color, _)| (text, color))
.collect()
}
fn chunks<'a>(
rows: Range<u32>,
map: &ModelHandle<DisplayMap>,
theme: &'a SyntaxTheme,
cx: &mut MutableAppContext,
) -> Vec<(String, Option<Color>, Option<Color>)> {
let snapshot = map.update(cx, |map, cx| map.snapshot(cx)); let snapshot = map.update(cx, |map, cx| map.snapshot(cx));
let mut chunks: Vec<(String, Option<Color>)> = Vec::new(); let mut chunks: Vec<(String, Option<Color>, Option<Color>)> = Vec::new();
for chunk in snapshot.chunks(rows, true) { for chunk in snapshot.chunks(rows, true) {
let color = chunk let syntax_color = chunk
.syntax_highlight_id .syntax_highlight_id
.and_then(|id| id.style(theme)?.color); .and_then(|id| id.style(theme)?.color);
if let Some((last_chunk, last_color)) = chunks.last_mut() { let highlight_color = chunk.highlight_style.and_then(|style| style.color);
if color == *last_color { if let Some((last_chunk, last_syntax_color, last_highlight_color)) = chunks.last_mut() {
if syntax_color == *last_syntax_color && highlight_color == *last_highlight_color {
last_chunk.push_str(chunk.text); last_chunk.push_str(chunk.text);
} else { continue;
chunks.push((chunk.text.to_string(), color));
} }
} else {
chunks.push((chunk.text.to_string(), color));
} }
chunks.push((chunk.text.to_string(), syntax_color, highlight_color));
} }
chunks chunks
} }

2
crates/editor/src/display_map/block_map.rs
View file

@ -499,7 +499,7 @@ impl<'a> BlockMapWriter<'a> {
let block_ix = match self let block_ix = match self
.0 .0
.blocks .blocks
.binary_search_by(|probe| probe.position.cmp(&position, &buffer).unwrap()) .binary_search_by(|probe| probe.position.cmp(&position, &buffer))
{ {
Ok(ix) | Err(ix) => ix, Ok(ix) | Err(ix) => ix,
}; };

31
crates/editor/src/display_map/fold_map.rs
View file

@ -256,7 +256,7 @@ impl FoldMap {
let mut folds = self.folds.iter().peekable(); let mut folds = self.folds.iter().peekable();
while let Some(fold) = folds.next() { while let Some(fold) = folds.next() {
if let Some(next_fold) = folds.peek() { if let Some(next_fold) = folds.peek() {
let comparison = fold.0.cmp(&next_fold.0, &self.buffer.lock()).unwrap(); let comparison = fold.0.cmp(&next_fold.0, &self.buffer.lock());
assert!(comparison.is_le()); assert!(comparison.is_le());
} }
} }
@ -699,10 +699,7 @@ impl FoldSnapshot {
let ranges = &highlights.1; let ranges = &highlights.1;
let start_ix = match ranges.binary_search_by(|probe| { let start_ix = match ranges.binary_search_by(|probe| {
let cmp = probe let cmp = probe.end.cmp(&transform_start, &self.buffer_snapshot());
.end
.cmp(&transform_start, &self.buffer_snapshot())
.unwrap();
if cmp.is_gt() { if cmp.is_gt() {
Ordering::Greater Ordering::Greater
} else { } else {
@ -715,7 +712,6 @@ impl FoldSnapshot {
if range if range
.start .start
.cmp(&transform_end, &self.buffer_snapshot) .cmp(&transform_end, &self.buffer_snapshot)
.unwrap()
.is_ge() .is_ge()
{ {
break; break;
@ -820,8 +816,8 @@ where
let start = buffer.anchor_before(range.start.to_offset(buffer)); let start = buffer.anchor_before(range.start.to_offset(buffer));
let end = buffer.anchor_after(range.end.to_offset(buffer)); let end = buffer.anchor_after(range.end.to_offset(buffer));
let mut cursor = folds.filter::<_, usize>(move |summary| { let mut cursor = folds.filter::<_, usize>(move |summary| {
let start_cmp = start.cmp(&summary.max_end, buffer).unwrap(); let start_cmp = start.cmp(&summary.max_end, buffer);
let end_cmp = end.cmp(&summary.min_start, buffer).unwrap(); let end_cmp = end.cmp(&summary.min_start, buffer);
if inclusive { if inclusive {
start_cmp <= Ordering::Equal && end_cmp >= Ordering::Equal start_cmp <= Ordering::Equal && end_cmp >= Ordering::Equal
@ -962,19 +958,19 @@ impl sum_tree::Summary for FoldSummary {
type Context = MultiBufferSnapshot; type Context = MultiBufferSnapshot;
fn add_summary(&mut self, other: &Self, buffer: &MultiBufferSnapshot) { fn add_summary(&mut self, other: &Self, buffer: &MultiBufferSnapshot) {
if other.min_start.cmp(&self.min_start, buffer).unwrap() == Ordering::Less { if other.min_start.cmp(&self.min_start, buffer) == Ordering::Less {
self.min_start = other.min_start.clone(); self.min_start = other.min_start.clone();
} }
if other.max_end.cmp(&self.max_end, buffer).unwrap() == Ordering::Greater { if other.max_end.cmp(&self.max_end, buffer) == Ordering::Greater {
self.max_end = other.max_end.clone(); self.max_end = other.max_end.clone();
} }
#[cfg(debug_assertions)] #[cfg(debug_assertions)]
{ {
let start_comparison = self.start.cmp(&other.start, buffer).unwrap(); let start_comparison = self.start.cmp(&other.start, buffer);
assert!(start_comparison <= Ordering::Equal); assert!(start_comparison <= Ordering::Equal);
if start_comparison == Ordering::Equal { if start_comparison == Ordering::Equal {
assert!(self.end.cmp(&other.end, buffer).unwrap() >= Ordering::Equal); assert!(self.end.cmp(&other.end, buffer) >= Ordering::Equal);
} }
} }
@ -993,7 +989,7 @@ impl<'a> sum_tree::Dimension<'a, FoldSummary> for Fold {
impl<'a> sum_tree::SeekTarget<'a, FoldSummary, Fold> for Fold { impl<'a> sum_tree::SeekTarget<'a, FoldSummary, Fold> for Fold {
fn cmp(&self, other: &Self, buffer: &MultiBufferSnapshot) -> Ordering { fn cmp(&self, other: &Self, buffer: &MultiBufferSnapshot) -> Ordering {
self.0.cmp(&other.0, buffer).unwrap() self.0.cmp(&other.0, buffer)
} }
} }
@ -1156,7 +1152,7 @@ impl Ord for HighlightEndpoint {
fn cmp(&self, other: &Self) -> Ordering { fn cmp(&self, other: &Self) -> Ordering {
self.offset self.offset
.cmp(&other.offset) .cmp(&other.offset)
.then_with(|| self.is_start.cmp(&other.is_start)) .then_with(|| other.is_start.cmp(&self.is_start))
} }
} }
@ -1600,9 +1596,8 @@ mod tests {
.filter(|fold| { .filter(|fold| {
let start = buffer_snapshot.anchor_before(start); let start = buffer_snapshot.anchor_before(start);
let end = buffer_snapshot.anchor_after(end); let end = buffer_snapshot.anchor_after(end);
start.cmp(&fold.0.end, &buffer_snapshot).unwrap() == Ordering::Less start.cmp(&fold.0.end, &buffer_snapshot) == Ordering::Less
&& end.cmp(&fold.0.start, &buffer_snapshot).unwrap() && end.cmp(&fold.0.start, &buffer_snapshot) == Ordering::Greater
== Ordering::Greater
}) })
.map(|fold| fold.0) .map(|fold| fold.0)
.collect::<Vec<_>>(); .collect::<Vec<_>>();
@ -1680,7 +1675,7 @@ mod tests {
let buffer = self.buffer.lock().clone(); let buffer = self.buffer.lock().clone();
let mut folds = self.folds.items(&buffer); let mut folds = self.folds.items(&buffer);
// Ensure sorting doesn't change how folds get merged and displayed. // Ensure sorting doesn't change how folds get merged and displayed.
folds.sort_by(|a, b| a.0.cmp(&b.0, &buffer).unwrap()); folds.sort_by(|a, b| a.0.cmp(&b.0, &buffer));
let mut fold_ranges = folds let mut fold_ranges = folds
.iter() .iter()
.map(|fold| fold.0.start.to_offset(&buffer)..fold.0.end.to_offset(&buffer)) .map(|fold| fold.0.start.to_offset(&buffer)..fold.0.end.to_offset(&buffer))

50
crates/editor/src/editor.rs
View file

@ -2397,7 +2397,7 @@ impl Editor {
) -> Result<()> { ) -> Result<()> {
let replica_id = this.read_with(&cx, |this, cx| this.replica_id(cx)); let replica_id = this.read_with(&cx, |this, cx| this.replica_id(cx));
// If the code action's edits are all contained within this editor, then // If the project transaction's edits are all contained within this editor, then
// avoid opening a new editor to display them. // avoid opening a new editor to display them.
let mut entries = transaction.0.iter(); let mut entries = transaction.0.iter();
if let Some((buffer, transaction)) = entries.next() { if let Some((buffer, transaction)) = entries.next() {
@ -2519,7 +2519,6 @@ impl Editor {
} }
let buffer_id = cursor_position.buffer_id; let buffer_id = cursor_position.buffer_id;
let excerpt_id = cursor_position.excerpt_id.clone();
let style = this.style(cx); let style = this.style(cx);
let read_background = style.document_highlight_read_background; let read_background = style.document_highlight_read_background;
let write_background = style.document_highlight_write_background; let write_background = style.document_highlight_write_background;
@ -2531,17 +2530,33 @@ impl Editor {
return; return;
} }
let cursor_buffer_snapshot = cursor_buffer.read(cx);
let mut write_ranges = Vec::new(); let mut write_ranges = Vec::new();
let mut read_ranges = Vec::new(); let mut read_ranges = Vec::new();
for highlight in highlights { for highlight in highlights {
for (excerpt_id, excerpt_range) in
buffer.excerpts_for_buffer(&cursor_buffer, cx)
{
let start = highlight
.range
.start
.max(&excerpt_range.start, cursor_buffer_snapshot);
let end = highlight
.range
.end
.min(&excerpt_range.end, cursor_buffer_snapshot);
if start.cmp(&end, cursor_buffer_snapshot).is_ge() {
continue;
}
let range = Anchor { let range = Anchor {
buffer_id, buffer_id,
excerpt_id: excerpt_id.clone(), excerpt_id: excerpt_id.clone(),
text_anchor: highlight.range.start, text_anchor: start,
}..Anchor { }..Anchor {
buffer_id, buffer_id,
excerpt_id: excerpt_id.clone(), excerpt_id,
text_anchor: highlight.range.end, text_anchor: end,
}; };
if highlight.kind == lsp::DocumentHighlightKind::WRITE { if highlight.kind == lsp::DocumentHighlightKind::WRITE {
write_ranges.push(range); write_ranges.push(range);
@ -2549,6 +2564,7 @@ impl Editor {
read_ranges.push(range); read_ranges.push(range);
} }
} }
}
this.highlight_background::<DocumentHighlightRead>( this.highlight_background::<DocumentHighlightRead>(
read_ranges, read_ranges,
@ -2656,8 +2672,7 @@ impl Editor {
}) })
}) })
.collect::<Vec<_>>(); .collect::<Vec<_>>();
tabstop_ranges tabstop_ranges.sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot));
.sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot).unwrap());
tabstop_ranges tabstop_ranges
}) })
.collect::<Vec<_>>() .collect::<Vec<_>>()
@ -4405,6 +4420,7 @@ impl Editor {
.flat_map(|(_, ranges)| ranges), .flat_map(|(_, ranges)| ranges),
) )
.collect(); .collect();
this.highlight_text::<Rename>( this.highlight_text::<Rename>(
ranges, ranges,
HighlightStyle { HighlightStyle {
@ -4683,13 +4699,13 @@ impl Editor {
let start_ix = match self let start_ix = match self
.selections .selections
.binary_search_by(|probe| probe.end.cmp(&range.start, &buffer).unwrap()) .binary_search_by(|probe| probe.end.cmp(&range.start, &buffer))
{ {
Ok(ix) | Err(ix) => ix, Ok(ix) | Err(ix) => ix,
}; };
let end_ix = match self let end_ix = match self
.selections .selections
.binary_search_by(|probe| probe.start.cmp(&range.end, &buffer).unwrap()) .binary_search_by(|probe| probe.start.cmp(&range.end, &buffer))
{ {
Ok(ix) => ix + 1, Ok(ix) => ix + 1,
Err(ix) => ix, Err(ix) => ix,
@ -4911,8 +4927,7 @@ impl Editor {
selections.sort_by(|a, b| { selections.sort_by(|a, b| {
a.start a.start
.cmp(&b.start, &*buffer) .cmp(&b.start, &*buffer)
.unwrap() .then_with(|| b.end.cmp(&a.end, &*buffer))
.then_with(|| b.end.cmp(&a.end, &*buffer).unwrap())
}); });
// Merge overlapping selections // Merge overlapping selections
@ -4921,24 +4936,17 @@ impl Editor {
if selections[i - 1] if selections[i - 1]
.end .end
.cmp(&selections[i].start, &*buffer) .cmp(&selections[i].start, &*buffer)
.unwrap()
.is_ge() .is_ge()
{ {
let removed = selections.remove(i); let removed = selections.remove(i);
if removed if removed
.start .start
.cmp(&selections[i - 1].start, &*buffer) .cmp(&selections[i - 1].start, &*buffer)
.unwrap()
.is_lt() .is_lt()
{ {
selections[i - 1].start = removed.start; selections[i - 1].start = removed.start;
} }
if removed if removed.end.cmp(&selections[i - 1].end, &*buffer).is_gt() {
.end
.cmp(&selections[i - 1].end, &*buffer)
.unwrap()
.is_gt()
{
selections[i - 1].end = removed.end; selections[i - 1].end = removed.end;
} }
} else { } else {
@ -5412,7 +5420,7 @@ impl Editor {
let buffer = &display_snapshot.buffer_snapshot; let buffer = &display_snapshot.buffer_snapshot;
for (color, ranges) in self.background_highlights.values() { for (color, ranges) in self.background_highlights.values() {
let start_ix = match ranges.binary_search_by(|probe| { let start_ix = match ranges.binary_search_by(|probe| {
let cmp = probe.end.cmp(&search_range.start, &buffer).unwrap(); let cmp = probe.end.cmp(&search_range.start, &buffer);
if cmp.is_gt() { if cmp.is_gt() {
Ordering::Greater Ordering::Greater
} else { } else {
@ -5422,7 +5430,7 @@ impl Editor {
Ok(i) | Err(i) => i, Ok(i) | Err(i) => i,
}; };
for range in &ranges[start_ix..] { for range in &ranges[start_ix..] {
if range.start.cmp(&search_range.end, &buffer).unwrap().is_ge() { if range.start.cmp(&search_range.end, &buffer).is_ge() {
break; break;
} }
let start = range let start = range

77
crates/editor/src/multi_buffer.rs
View file

@ -211,7 +211,7 @@ impl MultiBuffer {
pub fn singleton(buffer: ModelHandle<Buffer>, cx: &mut ModelContext<Self>) -> Self { pub fn singleton(buffer: ModelHandle<Buffer>, cx: &mut ModelContext<Self>) -> Self {
let mut this = Self::new(buffer.read(cx).replica_id()); let mut this = Self::new(buffer.read(cx).replica_id());
this.singleton = true; this.singleton = true;
this.push_excerpts(buffer, [text::Anchor::min()..text::Anchor::max()], cx); this.push_excerpts(buffer, [text::Anchor::MIN..text::Anchor::MAX], cx);
this.snapshot.borrow_mut().singleton = true; this.snapshot.borrow_mut().singleton = true;
this this
} }
@ -522,24 +522,14 @@ impl MultiBuffer {
self.buffers.borrow()[&buffer_id] self.buffers.borrow()[&buffer_id]
.buffer .buffer
.update(cx, |buffer, cx| { .update(cx, |buffer, cx| {
selections.sort_unstable_by(|a, b| a.start.cmp(&b.start, buffer).unwrap()); selections.sort_unstable_by(|a, b| a.start.cmp(&b.start, buffer));
let mut selections = selections.into_iter().peekable(); let mut selections = selections.into_iter().peekable();
let merged_selections = Arc::from_iter(iter::from_fn(|| { let merged_selections = Arc::from_iter(iter::from_fn(|| {
let mut selection = selections.next()?; let mut selection = selections.next()?;
while let Some(next_selection) = selections.peek() { while let Some(next_selection) = selections.peek() {
if selection if selection.end.cmp(&next_selection.start, buffer).is_ge() {
.end
.cmp(&next_selection.start, buffer)
.unwrap()
.is_ge()
{
let next_selection = selections.next().unwrap(); let next_selection = selections.next().unwrap();
if next_selection if next_selection.end.cmp(&selection.end, buffer).is_ge() {
.end
.cmp(&selection.end, buffer)
.unwrap()
.is_ge()
{
selection.end = next_selection.end; selection.end = next_selection.end;
} }
} else { } else {
@ -814,11 +804,30 @@ impl MultiBuffer {
cx.notify(); cx.notify();
} }
pub fn excerpt_ids_for_buffer(&self, buffer: &ModelHandle<Buffer>) -> Vec<ExcerptId> { pub fn excerpts_for_buffer(
self.buffers &self,
.borrow() buffer: &ModelHandle<Buffer>,
cx: &AppContext,
) -> Vec<(ExcerptId, Range<text::Anchor>)> {
let mut excerpts = Vec::new();
let snapshot = self.read(cx);
let buffers = self.buffers.borrow();
let mut cursor = snapshot.excerpts.cursor::<Option<&ExcerptId>>();
for excerpt_id in buffers
.get(&buffer.id()) .get(&buffer.id())
.map_or(Vec::new(), |state| state.excerpts.clone()) .map(|state| &state.excerpts)
.into_iter()
.flatten()
{
cursor.seek_forward(&Some(excerpt_id), Bias::Left, &());
if let Some(excerpt) = cursor.item() {
if excerpt.id == *excerpt_id {
excerpts.push((excerpt.id.clone(), excerpt.range.clone()));
}
}
}
excerpts
} }
pub fn excerpt_ids(&self) -> Vec<ExcerptId> { pub fn excerpt_ids(&self) -> Vec<ExcerptId> {
@ -1917,11 +1926,7 @@ impl MultiBufferSnapshot {
.range .range
.start .start
.bias(anchor.text_anchor.bias, &excerpt.buffer); .bias(anchor.text_anchor.bias, &excerpt.buffer);
if text_anchor if text_anchor.cmp(&excerpt.range.end, &excerpt.buffer).is_gt() {
.cmp(&excerpt.range.end, &excerpt.buffer)
.unwrap()
.is_gt()
{
text_anchor = excerpt.range.end.clone(); text_anchor = excerpt.range.end.clone();
} }
Anchor { Anchor {
@ -1936,7 +1941,6 @@ impl MultiBufferSnapshot {
.bias(anchor.text_anchor.bias, &excerpt.buffer); .bias(anchor.text_anchor.bias, &excerpt.buffer);
if text_anchor if text_anchor
.cmp(&excerpt.range.start, &excerpt.buffer) .cmp(&excerpt.range.start, &excerpt.buffer)
.unwrap()
.is_lt() .is_lt()
{ {
text_anchor = excerpt.range.start.clone(); text_anchor = excerpt.range.start.clone();
@ -1956,7 +1960,7 @@ impl MultiBufferSnapshot {
result.push((anchor_ix, anchor, kept_position)); result.push((anchor_ix, anchor, kept_position));
} }
} }
result.sort_unstable_by(|a, b| a.1.cmp(&b.1, self).unwrap()); result.sort_unstable_by(|a, b| a.1.cmp(&b.1, self));
result result
} }
@ -2303,10 +2307,10 @@ impl MultiBufferSnapshot {
excerpt_id: excerpt.id.clone(), excerpt_id: excerpt.id.clone(),
text_anchor: selection.end.clone(), text_anchor: selection.end.clone(),
}; };
if range.start.cmp(&start, self).unwrap().is_gt() { if range.start.cmp(&start, self).is_gt() {
start = range.start.clone(); start = range.start.clone();
} }
if range.end.cmp(&end, self).unwrap().is_lt() { if range.end.cmp(&end, self).is_lt() {
end = range.end.clone(); end = range.end.clone();
} }
@ -2530,17 +2534,9 @@ impl Excerpt {
} }
fn clip_anchor(&self, text_anchor: text::Anchor) -> text::Anchor { fn clip_anchor(&self, text_anchor: text::Anchor) -> text::Anchor {
if text_anchor if text_anchor.cmp(&self.range.start, &self.buffer).is_lt() {
.cmp(&self.range.start, &self.buffer)
.unwrap()
.is_lt()
{
self.range.start.clone() self.range.start.clone()
} else if text_anchor } else if text_anchor.cmp(&self.range.end, &self.buffer).is_gt() {
.cmp(&self.range.end, &self.buffer)
.unwrap()
.is_gt()
{
self.range.end.clone() self.range.end.clone()
} else { } else {
text_anchor text_anchor
@ -2553,13 +2549,11 @@ impl Excerpt {
.range .range
.start .start
.cmp(&anchor.text_anchor, &self.buffer) .cmp(&anchor.text_anchor, &self.buffer)
.unwrap()
.is_le() .is_le()
&& self && self
.range .range
.end .end
.cmp(&anchor.text_anchor, &self.buffer) .cmp(&anchor.text_anchor, &self.buffer)
.unwrap()
.is_ge() .is_ge()
} }
} }
@ -3070,7 +3064,8 @@ mod tests {
); );
let snapshot = multibuffer.update(cx, |multibuffer, cx| { let snapshot = multibuffer.update(cx, |multibuffer, cx| {
let buffer_2_excerpt_id = multibuffer.excerpt_ids_for_buffer(&buffer_2)[0].clone(); let (buffer_2_excerpt_id, _) =
multibuffer.excerpts_for_buffer(&buffer_2, cx)[0].clone();
multibuffer.remove_excerpts(&[buffer_2_excerpt_id], cx); multibuffer.remove_excerpts(&[buffer_2_excerpt_id], cx);
multibuffer.snapshot(cx) multibuffer.snapshot(cx)
}); });
@ -3365,7 +3360,7 @@ mod tests {
let bias = if rng.gen() { Bias::Left } else { Bias::Right }; let bias = if rng.gen() { Bias::Left } else { Bias::Right };
log::info!("Creating anchor at {} with bias {:?}", offset, bias); log::info!("Creating anchor at {} with bias {:?}", offset, bias);
anchors.push(multibuffer.anchor_at(offset, bias)); anchors.push(multibuffer.anchor_at(offset, bias));
anchors.sort_by(|a, b| a.cmp(&b, &multibuffer).unwrap()); anchors.sort_by(|a, b| a.cmp(&b, &multibuffer));
} }
40..=44 if !anchors.is_empty() => { 40..=44 if !anchors.is_empty() => {
let multibuffer = multibuffer.read(cx).read(cx); let multibuffer = multibuffer.read(cx).read(cx);

23
crates/editor/src/multi_buffer/anchor.rs
View file

@ -1,5 +1,4 @@
use super::{ExcerptId, MultiBufferSnapshot, ToOffset, ToPoint}; use super::{ExcerptId, MultiBufferSnapshot, ToOffset, ToPoint};
use anyhow::Result;
use std::{ use std::{
cmp::Ordering, cmp::Ordering,
ops::{Range, Sub}, ops::{Range, Sub},
@ -19,7 +18,7 @@ impl Anchor {
Self { Self {
buffer_id: None, buffer_id: None,
excerpt_id: ExcerptId::min(), excerpt_id: ExcerptId::min(),
text_anchor: text::Anchor::min(), text_anchor: text::Anchor::MIN,
} }
} }
@ -27,7 +26,7 @@ impl Anchor {
Self { Self {
buffer_id: None, buffer_id: None,
excerpt_id: ExcerptId::max(), excerpt_id: ExcerptId::max(),
text_anchor: text::Anchor::max(), text_anchor: text::Anchor::MAX,
} }
} }
@ -35,18 +34,18 @@ impl Anchor {
&self.excerpt_id &self.excerpt_id
} }
pub fn cmp<'a>(&self, other: &Anchor, snapshot: &MultiBufferSnapshot) -> Result<Ordering> { pub fn cmp<'a>(&self, other: &Anchor, snapshot: &MultiBufferSnapshot) -> Ordering {
let excerpt_id_cmp = self.excerpt_id.cmp(&other.excerpt_id); let excerpt_id_cmp = self.excerpt_id.cmp(&other.excerpt_id);
if excerpt_id_cmp.is_eq() { if excerpt_id_cmp.is_eq() {
if self.excerpt_id == ExcerptId::min() || self.excerpt_id == ExcerptId::max() { if self.excerpt_id == ExcerptId::min() || self.excerpt_id == ExcerptId::max() {
Ok(Ordering::Equal) Ordering::Equal
} else if let Some(excerpt) = snapshot.excerpt(&self.excerpt_id) { } else if let Some(excerpt) = snapshot.excerpt(&self.excerpt_id) {
self.text_anchor.cmp(&other.text_anchor, &excerpt.buffer) self.text_anchor.cmp(&other.text_anchor, &excerpt.buffer)
} else { } else {
Ok(Ordering::Equal) Ordering::Equal
} }
} else { } else {
Ok(excerpt_id_cmp) excerpt_id_cmp
} }
} }
@ -97,17 +96,17 @@ impl ToPoint for Anchor {
} }
pub trait AnchorRangeExt { pub trait AnchorRangeExt {
fn cmp(&self, b: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Result<Ordering>; fn cmp(&self, b: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Ordering;
fn to_offset(&self, content: &MultiBufferSnapshot) -> Range<usize>; fn to_offset(&self, content: &MultiBufferSnapshot) -> Range<usize>;
fn to_point(&self, content: &MultiBufferSnapshot) -> Range<Point>; fn to_point(&self, content: &MultiBufferSnapshot) -> Range<Point>;
} }
impl AnchorRangeExt for Range<Anchor> { impl AnchorRangeExt for Range<Anchor> {
fn cmp(&self, other: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Result<Ordering> { fn cmp(&self, other: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Ordering {
Ok(match self.start.cmp(&other.start, buffer)? { match self.start.cmp(&other.start, buffer) {
Ordering::Equal => other.end.cmp(&self.end, buffer)?, Ordering::Equal => other.end.cmp(&self.end, buffer),
ord @ _ => ord, ord @ _ => ord,
}) }
} }
fn to_offset(&self, content: &MultiBufferSnapshot) -> Range<usize> { fn to_offset(&self, content: &MultiBufferSnapshot) -> Range<usize> {

23
crates/editor/src/test.rs
View file

@ -1,3 +1,5 @@
use std::ops::Range;
use collections::HashMap; use collections::HashMap;
#[cfg(test)] #[cfg(test)]
@ -31,3 +33,24 @@ pub fn marked_text(marked_text: &str) -> (String, Vec<usize>) {
let (unmarked_text, mut markers) = marked_text_by(marked_text, vec!['|']); let (unmarked_text, mut markers) = marked_text_by(marked_text, vec!['|']);
(unmarked_text, markers.remove(&'|').unwrap_or_else(Vec::new)) (unmarked_text, markers.remove(&'|').unwrap_or_else(Vec::new))
} }
pub fn marked_text_ranges(
marked_text: &str,
range_markers: Vec<(char, char)>,
) -> (String, Vec<Range<usize>>) {
let mut marker_chars = Vec::new();
for (start, end) in range_markers.iter() {
marker_chars.push(*start);
marker_chars.push(*end);
}
let (unmarked_text, markers) = marked_text_by(marked_text, marker_chars);
let ranges = range_markers
.iter()
.map(|(start_marker, end_marker)| {
let start = markers.get(start_marker).unwrap()[0];
let end = markers.get(end_marker).unwrap()[0];
start..end
})
.collect();
(unmarked_text, ranges)
}

12
crates/language/src/buffer.rs
View file

@ -1821,20 +1821,12 @@ impl BufferSnapshot {
}) })
.map(move |(replica_id, set)| { .map(move |(replica_id, set)| {
let start_ix = match set.selections.binary_search_by(|probe| { let start_ix = match set.selections.binary_search_by(|probe| {
probe probe.end.cmp(&range.start, self).then(Ordering::Greater)
.end
.cmp(&range.start, self)
.unwrap()
.then(Ordering::Greater)
}) { }) {
Ok(ix) | Err(ix) => ix, Ok(ix) | Err(ix) => ix,
}; };
let end_ix = match set.selections.binary_search_by(|probe| { let end_ix = match set.selections.binary_search_by(|probe| {
probe probe.start.cmp(&range.end, self).then(Ordering::Less)
.start
.cmp(&range.end, self)
.unwrap()
.then(Ordering::Less)
}) { }) {
Ok(ix) | Err(ix) => ix, Ok(ix) | Err(ix) => ix,
}; };

24
crates/language/src/diagnostic_set.rs
View file

@ -81,8 +81,8 @@ impl DiagnosticSet {
let range = buffer.anchor_before(range.start)..buffer.anchor_at(range.end, end_bias); let range = buffer.anchor_before(range.start)..buffer.anchor_at(range.end, end_bias);
let mut cursor = self.diagnostics.filter::<_, ()>({ let mut cursor = self.diagnostics.filter::<_, ()>({
move |summary: &Summary| { move |summary: &Summary| {
let start_cmp = range.start.cmp(&summary.max_end, buffer).unwrap(); let start_cmp = range.start.cmp(&summary.max_end, buffer);
let end_cmp = range.end.cmp(&summary.min_start, buffer).unwrap(); let end_cmp = range.end.cmp(&summary.min_start, buffer);
if inclusive { if inclusive {
start_cmp <= Ordering::Equal && end_cmp >= Ordering::Equal start_cmp <= Ordering::Equal && end_cmp >= Ordering::Equal
} else { } else {
@ -123,7 +123,7 @@ impl DiagnosticSet {
let start_ix = output.len(); let start_ix = output.len();
output.extend(groups.into_values().filter_map(|mut entries| { output.extend(groups.into_values().filter_map(|mut entries| {
entries.sort_unstable_by(|a, b| a.range.start.cmp(&b.range.start, buffer).unwrap()); entries.sort_unstable_by(|a, b| a.range.start.cmp(&b.range.start, buffer));
entries entries
.iter() .iter()
.position(|entry| entry.diagnostic.is_primary) .position(|entry| entry.diagnostic.is_primary)
@ -137,7 +137,6 @@ impl DiagnosticSet {
.range .range
.start .start
.cmp(&b.entries[b.primary_ix].range.start, buffer) .cmp(&b.entries[b.primary_ix].range.start, buffer)
.unwrap()
}); });
} }
@ -187,10 +186,10 @@ impl DiagnosticEntry<Anchor> {
impl Default for Summary { impl Default for Summary {
fn default() -> Self { fn default() -> Self {
Self { Self {
start: Anchor::min(), start: Anchor::MIN,
end: Anchor::max(), end: Anchor::MAX,
min_start: Anchor::max(), min_start: Anchor::MAX,
max_end: Anchor::min(), max_end: Anchor::MIN,
count: 0, count: 0,
} }
} }
@ -200,15 +199,10 @@ impl sum_tree::Summary for Summary {
type Context = text::BufferSnapshot; type Context = text::BufferSnapshot;
fn add_summary(&mut self, other: &Self, buffer: &Self::Context) { fn add_summary(&mut self, other: &Self, buffer: &Self::Context) {
if other if other.min_start.cmp(&self.min_start, buffer).is_lt() {
.min_start
.cmp(&self.min_start, buffer)
.unwrap()
.is_lt()
{
self.min_start = other.min_start.clone(); self.min_start = other.min_start.clone();
} }
if other.max_end.cmp(&self.max_end, buffer).unwrap().is_gt() { if other.max_end.cmp(&self.max_end, buffer).is_gt() {
self.max_end = other.max_end.clone(); self.max_end = other.max_end.clone();
} }
self.start = other.start.clone(); self.start = other.start.clone();

2
crates/language/src/tests.rs
View file

@ -827,7 +827,7 @@ fn test_random_collaboration(cx: &mut MutableAppContext, mut rng: StdRng) {
for buffer in &buffers { for buffer in &buffers {
let buffer = buffer.read(cx).snapshot(); let buffer = buffer.read(cx).snapshot();
let actual_remote_selections = buffer let actual_remote_selections = buffer
.remote_selections_in_range(Anchor::min()..Anchor::max()) .remote_selections_in_range(Anchor::MIN..Anchor::MAX)
.map(|(replica_id, selections)| (replica_id, selections.collect::<Vec<_>>())) .map(|(replica_id, selections)| (replica_id, selections.collect::<Vec<_>>()))
.collect::<Vec<_>>(); .collect::<Vec<_>>();
let expected_remote_selections = active_selections let expected_remote_selections = active_selections

8
crates/search/src/search.rs
View file

@ -39,9 +39,9 @@ pub(crate) fn active_match_index(
None None
} else { } else {
match ranges.binary_search_by(|probe| { match ranges.binary_search_by(|probe| {
if probe.end.cmp(&cursor, &*buffer).unwrap().is_lt() { if probe.end.cmp(&cursor, &*buffer).is_lt() {
Ordering::Less Ordering::Less
} else if probe.start.cmp(&cursor, &*buffer).unwrap().is_gt() { } else if probe.start.cmp(&cursor, &*buffer).is_gt() {
Ordering::Greater Ordering::Greater
} else { } else {
Ordering::Equal Ordering::Equal
@ -59,7 +59,7 @@ pub(crate) fn match_index_for_direction(
direction: Direction, direction: Direction,
buffer: &MultiBufferSnapshot, buffer: &MultiBufferSnapshot,
) -> usize { ) -> usize {
if ranges[index].start.cmp(&cursor, &buffer).unwrap().is_gt() { if ranges[index].start.cmp(&cursor, &buffer).is_gt() {
if direction == Direction::Prev { if direction == Direction::Prev {
if index == 0 { if index == 0 {
index = ranges.len() - 1; index = ranges.len() - 1;
@ -67,7 +67,7 @@ pub(crate) fn match_index_for_direction(
index -= 1; index -= 1;
} }
} }
} else if ranges[index].end.cmp(&cursor, &buffer).unwrap().is_lt() { } else if ranges[index].end.cmp(&cursor, &buffer).is_lt() {
if direction == Direction::Next { if direction == Direction::Next {
index = 0; index = 0;
} }

38
crates/text/src/anchor.rs
View file

@ -12,23 +12,19 @@ pub struct Anchor {
} }
impl Anchor { impl Anchor {
pub fn min() -> Self { pub const MIN: Self = Self {
Self {
timestamp: clock::Local::MIN, timestamp: clock::Local::MIN,
offset: usize::MIN, offset: usize::MIN,
bias: Bias::Left, bias: Bias::Left,
} };
}
pub fn max() -> Self { pub const MAX: Self = Self {
Self {
timestamp: clock::Local::MAX, timestamp: clock::Local::MAX,
offset: usize::MAX, offset: usize::MAX,
bias: Bias::Right, bias: Bias::Right,
} };
}
pub fn cmp(&self, other: &Anchor, buffer: &BufferSnapshot) -> Result<Ordering> { pub fn cmp(&self, other: &Anchor, buffer: &BufferSnapshot) -> Ordering {
let fragment_id_comparison = if self.timestamp == other.timestamp { let fragment_id_comparison = if self.timestamp == other.timestamp {
Ordering::Equal Ordering::Equal
} else { } else {
@ -37,9 +33,25 @@ impl Anchor {
.cmp(&buffer.fragment_id_for_anchor(other)) .cmp(&buffer.fragment_id_for_anchor(other))
}; };
Ok(fragment_id_comparison fragment_id_comparison
.then_with(|| self.offset.cmp(&other.offset)) .then_with(|| self.offset.cmp(&other.offset))
.then_with(|| self.bias.cmp(&other.bias))) .then_with(|| self.bias.cmp(&other.bias))
}
pub fn min(&self, other: &Self, buffer: &BufferSnapshot) -> Self {
if self.cmp(other, buffer).is_le() {
self.clone()
} else {
other.clone()
}
}
pub fn max(&self, other: &Self, buffer: &BufferSnapshot) -> Self {
if self.cmp(other, buffer).is_ge() {
self.clone()
} else {
other.clone()
}
} }
pub fn bias(&self, bias: Bias, buffer: &BufferSnapshot) -> Anchor { pub fn bias(&self, bias: Bias, buffer: &BufferSnapshot) -> Anchor {
@ -105,8 +117,8 @@ pub trait AnchorRangeExt {
impl AnchorRangeExt for Range<Anchor> { impl AnchorRangeExt for Range<Anchor> {
fn cmp(&self, other: &Range<Anchor>, buffer: &BufferSnapshot) -> Result<Ordering> { fn cmp(&self, other: &Range<Anchor>, buffer: &BufferSnapshot) -> Result<Ordering> {
Ok(match self.start.cmp(&other.start, buffer)? { Ok(match self.start.cmp(&other.start, buffer) {
Ordering::Equal => other.end.cmp(&self.end, buffer)?, Ordering::Equal => other.end.cmp(&self.end, buffer),
ord @ _ => ord, ord @ _ => ord,
}) })
} }

36
crates/text/src/tests.rs
View file

@ -340,59 +340,41 @@ fn test_anchors() {
let anchor_at_offset_2 = buffer.anchor_before(2); let anchor_at_offset_2 = buffer.anchor_before(2);
assert_eq!( assert_eq!(
anchor_at_offset_0 anchor_at_offset_0.cmp(&anchor_at_offset_0, &buffer),
.cmp(&anchor_at_offset_0, &buffer)
.unwrap(),
Ordering::Equal Ordering::Equal
); );
assert_eq!( assert_eq!(
anchor_at_offset_1 anchor_at_offset_1.cmp(&anchor_at_offset_1, &buffer),
.cmp(&anchor_at_offset_1, &buffer)
.unwrap(),
Ordering::Equal Ordering::Equal
); );
assert_eq!( assert_eq!(
anchor_at_offset_2 anchor_at_offset_2.cmp(&anchor_at_offset_2, &buffer),
.cmp(&anchor_at_offset_2, &buffer)
.unwrap(),
Ordering::Equal Ordering::Equal
); );
assert_eq!( assert_eq!(
anchor_at_offset_0 anchor_at_offset_0.cmp(&anchor_at_offset_1, &buffer),
.cmp(&anchor_at_offset_1, &buffer)
.unwrap(),
Ordering::Less Ordering::Less
); );
assert_eq!( assert_eq!(
anchor_at_offset_1 anchor_at_offset_1.cmp(&anchor_at_offset_2, &buffer),
.cmp(&anchor_at_offset_2, &buffer)
.unwrap(),
Ordering::Less Ordering::Less
); );
assert_eq!( assert_eq!(
anchor_at_offset_0 anchor_at_offset_0.cmp(&anchor_at_offset_2, &buffer),
.cmp(&anchor_at_offset_2, &buffer)
.unwrap(),
Ordering::Less Ordering::Less
); );
assert_eq!( assert_eq!(
anchor_at_offset_1 anchor_at_offset_1.cmp(&anchor_at_offset_0, &buffer),
.cmp(&anchor_at_offset_0, &buffer)
.unwrap(),
Ordering::Greater Ordering::Greater
); );
assert_eq!( assert_eq!(
anchor_at_offset_2 anchor_at_offset_2.cmp(&anchor_at_offset_1, &buffer),
.cmp(&anchor_at_offset_1, &buffer)
.unwrap(),
Ordering::Greater Ordering::Greater
); );
assert_eq!( assert_eq!(
anchor_at_offset_2 anchor_at_offset_2.cmp(&anchor_at_offset_0, &buffer),
.cmp(&anchor_at_offset_0, &buffer)
.unwrap(),
Ordering::Greater Ordering::Greater
); );
} }

26
crates/text/src/text.rs
View file

@ -1318,8 +1318,8 @@ impl Buffer {
let mut futures = Vec::new(); let mut futures = Vec::new();
for anchor in anchors { for anchor in anchors {
if !self.version.observed(anchor.timestamp) if !self.version.observed(anchor.timestamp)
&& *anchor != Anchor::max() && *anchor != Anchor::MAX
&& *anchor != Anchor::min() && *anchor != Anchor::MIN
{ {
let (tx, rx) = oneshot::channel(); let (tx, rx) = oneshot::channel();
self.edit_id_resolvers self.edit_id_resolvers
@ -1638,9 +1638,9 @@ impl BufferSnapshot {
let mut position = D::default(); let mut position = D::default();
anchors.map(move |anchor| { anchors.map(move |anchor| {
if *anchor == Anchor::min() { if *anchor == Anchor::MIN {
return D::default(); return D::default();
} else if *anchor == Anchor::max() { } else if *anchor == Anchor::MAX {
return D::from_text_summary(&self.visible_text.summary()); return D::from_text_summary(&self.visible_text.summary());
} }
@ -1680,9 +1680,9 @@ impl BufferSnapshot {
where where
D: TextDimension, D: TextDimension,
{ {
if *anchor == Anchor::min() { if *anchor == Anchor::MIN {
D::default() D::default()
} else if *anchor == Anchor::max() { } else if *anchor == Anchor::MAX {
D::from_text_summary(&self.visible_text.summary()) D::from_text_summary(&self.visible_text.summary())
} else { } else {
let anchor_key = InsertionFragmentKey { let anchor_key = InsertionFragmentKey {
@ -1718,9 +1718,9 @@ impl BufferSnapshot {
} }
fn fragment_id_for_anchor(&self, anchor: &Anchor) -> &Locator { fn fragment_id_for_anchor(&self, anchor: &Anchor) -> &Locator {
if *anchor == Anchor::min() { if *anchor == Anchor::MIN {
&locator::MIN &locator::MIN
} else if *anchor == Anchor::max() { } else if *anchor == Anchor::MAX {
&locator::MAX &locator::MAX
} else { } else {
let anchor_key = InsertionFragmentKey { let anchor_key = InsertionFragmentKey {
@ -1758,9 +1758,9 @@ impl BufferSnapshot {
pub fn anchor_at<T: ToOffset>(&self, position: T, bias: Bias) -> Anchor { pub fn anchor_at<T: ToOffset>(&self, position: T, bias: Bias) -> Anchor {
let offset = position.to_offset(self); let offset = position.to_offset(self);
if bias == Bias::Left && offset == 0 { if bias == Bias::Left && offset == 0 {
Anchor::min() Anchor::MIN
} else if bias == Bias::Right && offset == self.len() { } else if bias == Bias::Right && offset == self.len() {
Anchor::max() Anchor::MAX
} else { } else {
let mut fragment_cursor = self.fragments.cursor::<usize>(); let mut fragment_cursor = self.fragments.cursor::<usize>();
fragment_cursor.seek(&offset, bias, &None); fragment_cursor.seek(&offset, bias, &None);
@ -1775,9 +1775,7 @@ impl BufferSnapshot {
} }
pub fn can_resolve(&self, anchor: &Anchor) -> bool { pub fn can_resolve(&self, anchor: &Anchor) -> bool {
*anchor == Anchor::min() *anchor == Anchor::MIN || *anchor == Anchor::MAX || self.version.observed(anchor.timestamp)
|| *anchor == Anchor::max()
|| self.version.observed(anchor.timestamp)
} }
pub fn clip_offset(&self, offset: usize, bias: Bias) -> usize { pub fn clip_offset(&self, offset: usize, bias: Bias) -> usize {
@ -1799,7 +1797,7 @@ impl BufferSnapshot {
where where
D: TextDimension + Ord, D: TextDimension + Ord,
{ {
self.edits_since_in_range(since, Anchor::min()..Anchor::max()) self.edits_since_in_range(since, Anchor::MIN..Anchor::MAX)
} }
pub fn edited_ranges_for_transaction<'a, D>( pub fn edited_ranges_for_transaction<'a, D>(