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fix: ui/menu: Don't allow scrolling past the end of completion

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Fixes #472
This commit is contained in:
Blaž Hrastnik 2021-07-23 18:12:33 +09:00
parent e5d438705b
commit 1789dfabfe
1 changed files with 2 additions and 2 deletions
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4
helix-term/src/ui/menu.rs
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@ -90,13 +90,13 @@ impl<T: Item> Menu<T> {
pub fn move_up(&mut self) {
// TODO: wrap around to end
let pos = self.cursor.map_or(0, |i| i.saturating_sub(1)) % self.options.len();
let pos = self.cursor.map_or(0, |i| i.saturating_sub(1)) % self.matches.len();
self.cursor = Some(pos);
self.adjust_scroll();
}
pub fn move_down(&mut self) {
let pos = self.cursor.map_or(0, |i| i + 1) % self.options.len();
let pos = self.cursor.map_or(0, |i| i + 1) % self.matches.len();
self.cursor = Some(pos);
self.adjust_scroll();
}