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fix crash with cursor going off screen on resize

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This commit is contained in:
Mitchell Hashimoto
2022-11-27 21:06:11 -08:00
parent b8832833cb
commit 4a3376d916
1 changed files with 2 additions and 1 deletions
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3
src/terminal/Screen.zig
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@ -1716,7 +1716,8 @@ pub fn resizeWithoutReflow(self: *Screen, rows: usize, cols: usize) !void {
// The cursor is normally in active coordinates, but by converting to
// screen we can accomodate keeping it on the same place if we retain
// the same scrollback.
const old_cursor_y_screen = RowIndexTag.active.index(old.cursor.y).toScreen(&old).screen;
const old_y = @max(old.cursor.y, old.rows - 1);
const old_cursor_y_screen = RowIndexTag.active.index(old_y).toScreen(&old).screen;
self.cursor.x = @min(old.cursor.x, self.cols - 1);
self.cursor.y = if (old_cursor_y_screen <= RowIndexTag.screen.maxLen(self))
old_cursor_y_screen -| self.history