default ar to od if missing

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## Upcoming
 
-- Nothing as of now
+- __Fixes:__
+  - Handle missing approach rate properly this time
 
 # v0.5.1 (2022-03-21)
 

src/parse/mod.rs

@@ -218,7 +218,7 @@ macro_rules! parse_difficulty_body {
         $self.od = od.unwrap_or(DEFAULT_DIFFICULTY);
         $self.cs = cs.unwrap_or(DEFAULT_DIFFICULTY);
         $self.hp = hp.unwrap_or(DEFAULT_DIFFICULTY);
-        $self.ar = ar.unwrap_or(DEFAULT_DIFFICULTY);
+        $self.ar = ar.unwrap_or($self.od);
         $self.slider_mult = sv.next_field("sv")?;
         $self.tick_rate = tick_rate.next_field("tick rate")?;