Remove result from anchor cmp functions

Keith Simmons and Nathan Sobo created

Co-authored-by: Nathan Sobo <nathan@zed.dev>

Change summary

crates/diagnostics/src/diagnostics.rs      |  3 -
crates/editor/src/display_map/block_map.rs |  2 
crates/editor/src/display_map/fold_map.rs  | 29 ++++++---------
crates/editor/src/editor.rs                | 25 ++++---------
crates/editor/src/multi_buffer.rs          | 45 +++++------------------
crates/editor/src/multi_buffer/anchor.rs   | 19 ++++-----
crates/language/src/buffer.rs              | 12 +-----
crates/language/src/diagnostic_set.rs      | 16 ++-----
crates/search/src/search.rs                |  8 ++--
crates/text/src/anchor.rs                  | 14 +++---
crates/text/src/tests.rs                   | 36 ++++--------------
11 files changed, 68 insertions(+), 141 deletions(-)

Detailed changes

crates/diagnostics/src/diagnostics.rs 🔗

@@ -367,8 +367,7 @@ impl ProjectDiagnosticsEditor {
             range_a
                 .start
                 .cmp(&range_b.start, &snapshot)
-                .unwrap()
-                .then_with(|| range_a.end.cmp(&range_b.end, &snapshot).unwrap())
+                .then_with(|| range_a.end.cmp(&range_b.end, &snapshot))
         });
 
         if path_state.diagnostic_groups.is_empty() {

crates/editor/src/display_map/block_map.rs 🔗

@@ -499,7 +499,7 @@ impl<'a> BlockMapWriter<'a> {
             let block_ix = match self
                 .0
                 .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,
             };

crates/editor/src/display_map/fold_map.rs 🔗

@@ -256,7 +256,7 @@ impl FoldMap {
             let mut folds = self.folds.iter().peekable();
             while let Some(fold) = folds.next() {
                 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());
                 }
             }
@@ -699,10 +699,7 @@ impl FoldSnapshot {
                             let ranges = &highlights.1;
 
                             let start_ix = match ranges.binary_search_by(|probe| {
-                                let cmp = probe
-                                    .end
-                                    .cmp(&transform_start, &self.buffer_snapshot())
-                                    .unwrap();
+                                let cmp = probe.end.cmp(&transform_start, &self.buffer_snapshot());
                                 if cmp.is_gt() {
                                     Ordering::Greater
                                 } else {
@@ -715,7 +712,6 @@ impl FoldSnapshot {
                                 if range
                                     .start
                                     .cmp(&transform_end, &self.buffer_snapshot)
-                                    .unwrap()
                                     .is_ge()
                                 {
                                     break;
@@ -820,8 +816,8 @@ where
     let start = buffer.anchor_before(range.start.to_offset(buffer));
     let end = buffer.anchor_after(range.end.to_offset(buffer));
     let mut cursor = folds.filter::<_, usize>(move |summary| {
-        let start_cmp = start.cmp(&summary.max_end, buffer).unwrap();
-        let end_cmp = end.cmp(&summary.min_start, buffer).unwrap();
+        let start_cmp = start.cmp(&summary.max_end, buffer);
+        let end_cmp = end.cmp(&summary.min_start, buffer);
 
         if inclusive {
             start_cmp <= Ordering::Equal && end_cmp >= Ordering::Equal
@@ -962,19 +958,19 @@ impl sum_tree::Summary for FoldSummary {
     type Context = 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();
         }
-        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();
         }
 
         #[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);
             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 {
     fn cmp(&self, other: &Self, buffer: &MultiBufferSnapshot) -> Ordering {
-        self.0.cmp(&other.0, buffer).unwrap()
+        self.0.cmp(&other.0, buffer)
     }
 }
 
@@ -1600,9 +1596,8 @@ mod tests {
                     .filter(|fold| {
                         let start = buffer_snapshot.anchor_before(start);
                         let end = buffer_snapshot.anchor_after(end);
-                        start.cmp(&fold.0.end, &buffer_snapshot).unwrap() == Ordering::Less
-                            && end.cmp(&fold.0.start, &buffer_snapshot).unwrap()
-                                == Ordering::Greater
+                        start.cmp(&fold.0.end, &buffer_snapshot) == Ordering::Less
+                            && end.cmp(&fold.0.start, &buffer_snapshot) == Ordering::Greater
                     })
                     .map(|fold| fold.0)
                     .collect::<Vec<_>>();
@@ -1680,7 +1675,7 @@ mod tests {
             let buffer = self.buffer.lock().clone();
             let mut folds = self.folds.items(&buffer);
             // 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
                 .iter()
                 .map(|fold| fold.0.start.to_offset(&buffer)..fold.0.end.to_offset(&buffer))

crates/editor/src/editor.rs 🔗

@@ -2545,7 +2545,7 @@ impl Editor {
                                 .range
                                 .end
                                 .min(&excerpt_range.end, cursor_buffer_snapshot);
-                            if start.cmp(&end, cursor_buffer_snapshot).unwrap().is_ge() {
+                            if start.cmp(&end, cursor_buffer_snapshot).is_ge() {
                                 continue;
                             }
 
@@ -2672,8 +2672,7 @@ impl Editor {
                             })
                         })
                         .collect::<Vec<_>>();
-                    tabstop_ranges
-                        .sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot).unwrap());
+                    tabstop_ranges.sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot));
                     tabstop_ranges
                 })
                 .collect::<Vec<_>>()
@@ -4700,13 +4699,13 @@ impl Editor {
 
         let start_ix = match self
             .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,
         };
         let end_ix = match self
             .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,
             Err(ix) => ix,
@@ -4928,8 +4927,7 @@ impl Editor {
         selections.sort_by(|a, b| {
             a.start
                 .cmp(&b.start, &*buffer)
-                .unwrap()
-                .then_with(|| b.end.cmp(&a.end, &*buffer).unwrap())
+                .then_with(|| b.end.cmp(&a.end, &*buffer))
         });
 
         // Merge overlapping selections
@@ -4938,24 +4936,17 @@ impl Editor {
             if selections[i - 1]
                 .end
                 .cmp(&selections[i].start, &*buffer)
-                .unwrap()
                 .is_ge()
             {
                 let removed = selections.remove(i);
                 if removed
                     .start
                     .cmp(&selections[i - 1].start, &*buffer)
-                    .unwrap()
                     .is_lt()
                 {
                     selections[i - 1].start = removed.start;
                 }
-                if removed
-                    .end
-                    .cmp(&selections[i - 1].end, &*buffer)
-                    .unwrap()
-                    .is_gt()
-                {
+                if removed.end.cmp(&selections[i - 1].end, &*buffer).is_gt() {
                     selections[i - 1].end = removed.end;
                 }
             } else {
@@ -5429,7 +5420,7 @@ impl Editor {
         let buffer = &display_snapshot.buffer_snapshot;
         for (color, ranges) in self.background_highlights.values() {
             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() {
                     Ordering::Greater
                 } else {
@@ -5439,7 +5430,7 @@ impl Editor {
                 Ok(i) | Err(i) => i,
             };
             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;
                 }
                 let start = range

crates/editor/src/multi_buffer.rs 🔗

@@ -522,24 +522,14 @@ impl MultiBuffer {
             self.buffers.borrow()[&buffer_id]
                 .buffer
                 .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 merged_selections = Arc::from_iter(iter::from_fn(|| {
                         let mut selection = selections.next()?;
                         while let Some(next_selection) = selections.peek() {
-                            if selection
-                                .end
-                                .cmp(&next_selection.start, buffer)
-                                .unwrap()
-                                .is_ge()
-                            {
+                            if selection.end.cmp(&next_selection.start, buffer).is_ge() {
                                 let next_selection = selections.next().unwrap();
-                                if next_selection
-                                    .end
-                                    .cmp(&selection.end, buffer)
-                                    .unwrap()
-                                    .is_ge()
-                                {
+                                if next_selection.end.cmp(&selection.end, buffer).is_ge() {
                                     selection.end = next_selection.end;
                                 }
                             } else {
@@ -1936,11 +1926,7 @@ impl MultiBufferSnapshot {
                             .range
                             .start
                             .bias(anchor.text_anchor.bias, &excerpt.buffer);
-                        if text_anchor
-                            .cmp(&excerpt.range.end, &excerpt.buffer)
-                            .unwrap()
-                            .is_gt()
-                        {
+                        if text_anchor.cmp(&excerpt.range.end, &excerpt.buffer).is_gt() {
                             text_anchor = excerpt.range.end.clone();
                         }
                         Anchor {
@@ -1955,7 +1941,6 @@ impl MultiBufferSnapshot {
                             .bias(anchor.text_anchor.bias, &excerpt.buffer);
                         if text_anchor
                             .cmp(&excerpt.range.start, &excerpt.buffer)
-                            .unwrap()
                             .is_lt()
                         {
                             text_anchor = excerpt.range.start.clone();
@@ -1975,7 +1960,7 @@ impl MultiBufferSnapshot {
                 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
     }
 
@@ -2322,10 +2307,10 @@ impl MultiBufferSnapshot {
                                 excerpt_id: excerpt.id.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();
                             }
-                            if range.end.cmp(&end, self).unwrap().is_lt() {
+                            if range.end.cmp(&end, self).is_lt() {
                                 end = range.end.clone();
                             }
 
@@ -2549,17 +2534,9 @@ impl Excerpt {
     }
 
     fn clip_anchor(&self, text_anchor: text::Anchor) -> text::Anchor {
-        if text_anchor
-            .cmp(&self.range.start, &self.buffer)
-            .unwrap()
-            .is_lt()
-        {
+        if text_anchor.cmp(&self.range.start, &self.buffer).is_lt() {
             self.range.start.clone()
-        } else if text_anchor
-            .cmp(&self.range.end, &self.buffer)
-            .unwrap()
-            .is_gt()
-        {
+        } else if text_anchor.cmp(&self.range.end, &self.buffer).is_gt() {
             self.range.end.clone()
         } else {
             text_anchor
@@ -2572,13 +2549,11 @@ impl Excerpt {
                 .range
                 .start
                 .cmp(&anchor.text_anchor, &self.buffer)
-                .unwrap()
                 .is_le()
             && self
                 .range
                 .end
                 .cmp(&anchor.text_anchor, &self.buffer)
-                .unwrap()
                 .is_ge()
     }
 }
@@ -3385,7 +3360,7 @@ mod tests {
                     let bias = if rng.gen() { Bias::Left } else { Bias::Right };
                     log::info!("Creating anchor at {} with bias {:?}", 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() => {
                     let multibuffer = multibuffer.read(cx).read(cx);

crates/editor/src/multi_buffer/anchor.rs 🔗

@@ -1,5 +1,4 @@
 use super::{ExcerptId, MultiBufferSnapshot, ToOffset, ToPoint};
-use anyhow::Result;
 use std::{
     cmp::Ordering,
     ops::{Range, Sub},
@@ -35,18 +34,18 @@ impl Anchor {
         &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);
         if excerpt_id_cmp.is_eq() {
             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) {
                 self.text_anchor.cmp(&other.text_anchor, &excerpt.buffer)
             } else {
-                Ok(Ordering::Equal)
+                Ordering::Equal
             }
         } else {
-            Ok(excerpt_id_cmp)
+            excerpt_id_cmp
         }
     }
 
@@ -97,17 +96,17 @@ impl ToPoint for Anchor {
 }
 
 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_point(&self, content: &MultiBufferSnapshot) -> Range<Point>;
 }
 
 impl AnchorRangeExt for Range<Anchor> {
-    fn cmp(&self, other: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Result<Ordering> {
-        Ok(match self.start.cmp(&other.start, buffer)? {
-            Ordering::Equal => other.end.cmp(&self.end, buffer)?,
+    fn cmp(&self, other: &Range<Anchor>, buffer: &MultiBufferSnapshot) -> Ordering {
+        match self.start.cmp(&other.start, buffer) {
+            Ordering::Equal => other.end.cmp(&self.end, buffer),
             ord @ _ => ord,
-        })
+        }
     }
 
     fn to_offset(&self, content: &MultiBufferSnapshot) -> Range<usize> {

crates/language/src/buffer.rs 🔗

@@ -1813,20 +1813,12 @@ impl BufferSnapshot {
             })
             .map(move |(replica_id, set)| {
                 let start_ix = match set.selections.binary_search_by(|probe| {
-                    probe
-                        .end
-                        .cmp(&range.start, self)
-                        .unwrap()
-                        .then(Ordering::Greater)
+                    probe.end.cmp(&range.start, self).then(Ordering::Greater)
                 }) {
                     Ok(ix) | Err(ix) => ix,
                 };
                 let end_ix = match set.selections.binary_search_by(|probe| {
-                    probe
-                        .start
-                        .cmp(&range.end, self)
-                        .unwrap()
-                        .then(Ordering::Less)
+                    probe.start.cmp(&range.end, self).then(Ordering::Less)
                 }) {
                     Ok(ix) | Err(ix) => ix,
                 };

crates/language/src/diagnostic_set.rs 🔗

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

crates/search/src/search.rs 🔗

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

crates/text/src/anchor.rs 🔗

@@ -24,7 +24,7 @@ impl Anchor {
         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 {
             Ordering::Equal
         } else {
@@ -33,13 +33,13 @@ impl Anchor {
                 .cmp(&buffer.fragment_id_for_anchor(other))
         };
 
-        Ok(fragment_id_comparison
+        fragment_id_comparison
             .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).unwrap().is_le() {
+        if self.cmp(other, buffer).is_le() {
             self.clone()
         } else {
             other.clone()
@@ -47,7 +47,7 @@ impl Anchor {
     }
 
     pub fn max(&self, other: &Self, buffer: &BufferSnapshot) -> Self {
-        if self.cmp(other, buffer).unwrap().is_ge() {
+        if self.cmp(other, buffer).is_ge() {
             self.clone()
         } else {
             other.clone()
@@ -117,8 +117,8 @@ pub trait AnchorRangeExt {
 
 impl AnchorRangeExt for Range<Anchor> {
     fn cmp(&self, other: &Range<Anchor>, buffer: &BufferSnapshot) -> Result<Ordering> {
-        Ok(match self.start.cmp(&other.start, buffer)? {
-            Ordering::Equal => other.end.cmp(&self.end, buffer)?,
+        Ok(match self.start.cmp(&other.start, buffer) {
+            Ordering::Equal => other.end.cmp(&self.end, buffer),
             ord @ _ => ord,
         })
     }

crates/text/src/tests.rs 🔗

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