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Determine active match index correctly when cursor is after last match

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This commit is contained in:
Antonio Scandurra 2022-01-29 16:34:49 +01:00
parent df4cc45790
commit 969d81b632
1 changed files with 86 additions and 10 deletions
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96
crates/find/src/find.rs
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@ -288,21 +288,17 @@ impl FindBar {
{
let position = newest_selection.head();
let buffer = editor.buffer().read(cx).read(cx);
if ranges[index].start.cmp(&position, &buffer).unwrap().is_le()
&& ranges[index].end.cmp(&position, &buffer).unwrap().is_ge()
{
if ranges[index].start.cmp(&position, &buffer).unwrap().is_gt() {
if *direction == Direction::Prev {
if index == 0 {
index = ranges.len() - 1;
} else {
index -= 1;
}
} else {
if index == ranges.len() - 1 {
index = 0
} else {
index += 1;
}
}
} else if ranges[index].end.cmp(&position, &buffer).unwrap().is_lt() {
if *direction == Direction::Next {
index = 0;
}
} else if *direction == Direction::Prev {
if index == 0 {
@ -310,6 +306,12 @@ impl FindBar {
} else {
index -= 1;
}
} else if *direction == Direction::Next {
if index == ranges.len() - 1 {
index = 0
} else {
index += 1;
}
}
let range_to_select = ranges[index].clone();
@ -430,7 +432,7 @@ impl FindBar {
Ordering::Equal
}
}) {
Ok(i) | Err(i) => Some(i),
Ok(i) | Err(i) => Some(cmp::min(i, ranges.len() - 1)),
}
}
}
@ -680,7 +682,11 @@ mod tests {
);
});
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)], cx);
});
find_bar.update(&mut cx, |find_bar, cx| {
assert_eq!(find_bar.active_match_index, Some(0));
find_bar.go_to_match(&GoToMatch(Direction::Next), cx);
assert_eq!(
editor.update(cx, |editor, cx| editor.selected_display_ranges(cx)),
@ -757,6 +763,8 @@ mod tests {
assert_eq!(find_bar.active_match_index, Some(0));
});
// Park the cursor in between matches and ensure that going to the previous match selects
// the closest match to the left.
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)], cx);
});
@ -771,5 +779,73 @@ mod tests {
find_bar.read_with(&cx, |find_bar, _| {
assert_eq!(find_bar.active_match_index, Some(0));
});
// Park the cursor in between matches and ensure that going to the next match selects the
// closest match to the right.
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)], cx);
});
find_bar.update(&mut cx, |find_bar, cx| {
assert_eq!(find_bar.active_match_index, Some(1));
find_bar.go_to_match(&GoToMatch(Direction::Next), cx);
assert_eq!(
editor.update(cx, |editor, cx| editor.selected_display_ranges(cx)),
[DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13)]
);
});
find_bar.read_with(&cx, |find_bar, _| {
assert_eq!(find_bar.active_match_index, Some(1));
});
// Park the cursor after the last match and ensure that going to the previous match selects
// the last match.
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(3, 60)..DisplayPoint::new(3, 60)], cx);
});
find_bar.update(&mut cx, |find_bar, cx| {
assert_eq!(find_bar.active_match_index, Some(2));
find_bar.go_to_match(&GoToMatch(Direction::Prev), cx);
assert_eq!(
editor.update(cx, |editor, cx| editor.selected_display_ranges(cx)),
[DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
);
});
find_bar.read_with(&cx, |find_bar, _| {
assert_eq!(find_bar.active_match_index, Some(2));
});
// Park the cursor after the last match and ensure that going to the next match selects the
// first match.
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(3, 60)..DisplayPoint::new(3, 60)], cx);
});
find_bar.update(&mut cx, |find_bar, cx| {
assert_eq!(find_bar.active_match_index, Some(2));
find_bar.go_to_match(&GoToMatch(Direction::Next), cx);
assert_eq!(
editor.update(cx, |editor, cx| editor.selected_display_ranges(cx)),
[DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
);
});
find_bar.read_with(&cx, |find_bar, _| {
assert_eq!(find_bar.active_match_index, Some(0));
});
// Park the cursor before the first match and ensure that going to the previous match
// selects the last match.
editor.update(&mut cx, |editor, cx| {
editor.select_display_ranges(&[DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)], cx);
});
find_bar.update(&mut cx, |find_bar, cx| {
assert_eq!(find_bar.active_match_index, Some(0));
find_bar.go_to_match(&GoToMatch(Direction::Prev), cx);
assert_eq!(
editor.update(cx, |editor, cx| editor.selected_display_ranges(cx)),
[DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
);
});
find_bar.read_with(&cx, |find_bar, _| {
assert_eq!(find_bar.active_match_index, Some(2));
});
}
}