fixed single-control-point linear sliders

CHANGELOG.md

@@ -4,6 +4,7 @@
 - Added a bunch of documentation.
 - [BREAKING] Removed the `ParseError` variants `InvalidPathType` and `InvalidTimingSignature` and renamed `InvalidFloatingPoint` to `InvalidDecimalNumber`.
 - [BREAKING] Removed the `last_control_point` field of `HitObjectKind::Slider` when neither the `osu` nor the `fruits` feature is enabled.
+- Fixed out of bounds panic on maps with single-control-point linear sliders
 
 # v0.3.0
 

src/curve.rs

@@ -183,6 +183,11 @@ impl Curve {
                 return cumulative_len;
             }
 
+            // Shortcut when it's just (0,0) since there's nothing to do anyway
+            if cumulative_len.len() == 1 {
+                return cumulative_len;
+            }
+
             // * The last length is always incorrect
             cumulative_len.pop();