Don't cause cursor movement when using '0' as MoveUp value

One might argue that should be a noop
Byron · Jul 10, 2020 · d090c0c · d090c0c
1 parent 443702b
commit d090c0c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/line/draw.rs b/src/line/draw.rs
@@ -162,7 +162,9 @@ pub fn all(
             crosstermion::execute!(out, crosstermion::cursor::MoveUp(state.blocks_per_line.len() as u16))?;
             state.blocks_per_line.resize(lines_drawn, 0);
         } else {
-            crosstermion::execute!(out, crosstermion::cursor::MoveUp(lines_drawn as u16))?;
+            if lines_drawn > 0 {
+                crosstermion::execute!(out, crosstermion::cursor::MoveUp(lines_drawn as u16))?;
+            }
         }
     }
     Ok(())