small software-rendered rust tty
saturate
| -rw-r--r-- | src/term.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/term.rs b/src/term.rs index 65d9ee5..9dd0ee4 100644 --- a/src/term.rs +++ b/src/term.rs @@ -172,7 +172,8 @@ impl Terminal { end: b'D', .. }) => { - self.cursor.0 -= p.value_or(1); + self.cursor.0 = + (self.cursor.0.saturating_sub(p.value_or(1))).max(1); } Control(ControlFunction { start: b'[', |