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Fix crash on clear when scrolled up in history

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Fixes #3112.
This commit is contained in:
Kirill Chibisov 2019-12-22 14:05:19 +03:00 committed by Christian Duerr
parent 85112fefa5
commit 44037fa42a
2 changed files with 4 additions and 0 deletions
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CHANGELOG.md
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@ -33,6 +33,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Performance bottleneck when clearing colored rows - Performance bottleneck when clearing colored rows
- Vague startup crash messages on Windows with WinPTY backend - Vague startup crash messages on Windows with WinPTY backend
- Deadlock on Windows when closing Alacritty using the title bar "X" button (ConPTY backend) - Deadlock on Windows when closing Alacritty using the title bar "X" button (ConPTY backend)
- Crash on `clear` when scrolled up in history
## 0.4.0 ## 0.4.0

3
alacritty_terminal/src/grid/mod.rs
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@ -544,6 +544,9 @@ impl<T: GridCell + PartialEq + Copy> Grid<T> {
let positions = self.lines - iter.cur.line; let positions = self.lines - iter.cur.line;
let region = Line(0)..self.num_lines(); let region = Line(0)..self.num_lines();
// Reset display offset
self.display_offset = 0;
// Clear the viewport // Clear the viewport
self.scroll_up(&region, positions, template); self.scroll_up(&region, positions, template);