diff options
Diffstat (limited to 'helix-core/src')
| -rw-r--r-- | helix-core/src/comment.rs | 3 | ||||
| -rw-r--r-- | helix-core/src/selection.rs | 14 |
2 files changed, 15 insertions, 2 deletions
diff --git a/helix-core/src/comment.rs b/helix-core/src/comment.rs index 5d564055..4fcece57 100644 --- a/helix-core/src/comment.rs +++ b/helix-core/src/comment.rs @@ -46,8 +46,7 @@ pub fn toggle_line_comments(doc: &Rope, selection: &Selection, token: Option<&st let comment = Tendril::from(format!("{} ", token)); for selection in selection { - let start = text.char_to_line(selection.from()); - let end = text.char_to_line(selection.to()); + let (start, end) = selection.line_range(text); let lines = start..end + 1; let (commented, skipped, min) = find_line_comment(&token, text, lines.clone()); diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs index c08f504d..074b6199 100644 --- a/helix-core/src/selection.rs +++ b/helix-core/src/selection.rs @@ -73,6 +73,20 @@ impl Range { std::cmp::max(self.anchor, self.head) } + /// The (inclusive) range of lines that the range overlaps. + #[inline] + #[must_use] + pub fn line_range(&self, text: RopeSlice) -> (usize, usize) { + let from = self.from(); + let to = if self.is_empty() { + self.to() + } else { + prev_grapheme_boundary(text, self.to()).max(from) + }; + + (text.char_to_line(from), text.char_to_line(to)) + } + /// `true` when head and anchor are at the same position. #[inline] pub fn is_empty(&self) -> bool { |