diff options
Diffstat (limited to 'helix-core/src')
| -rw-r--r-- | helix-core/src/selection.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs index 3d4ee768..6ca52ebf 100644 --- a/helix-core/src/selection.rs +++ b/helix-core/src/selection.rs @@ -73,6 +73,18 @@ impl Range { std::cmp::max(self.anchor, self.head) } + /// The line number that the head is on (using 1-width semantics). + #[inline] + #[must_use] + pub fn head_line(&self, text: RopeSlice) -> usize { + let head = if self.anchor < self.head { + prev_grapheme_boundary(text, self.head) + } else { + self.head + }; + text.char_to_line(head) + } + /// The (inclusive) range of lines that the range overlaps. #[inline] #[must_use] |