diff_abs

src/time.rs

@@ -7,6 +7,9 @@ use bma_ts::Monotonic;
 pub trait DurationRT {
     /// Returns true if all provided [`Monotonic`] times fit the duration
     fn fits(&self, t: &[Monotonic]) -> bool;
+    /// Returns the absolute difference between two durations (provided until abs_diff become
+    /// stable)
+    fn diff_abs(&self, other: Self) -> Duration;
 }
 
 impl DurationRT for Duration {
@@ -19,6 +22,13 @@ impl DurationRT for Duration {
             max_ts.as_duration() - min_ts.as_duration() <= *self
         }
     }
+    fn diff_abs(&self, other: Self) -> Duration {
+        if *self > other {
+            *self - other
+        } else {
+            other - *self
+        }
+    }
 }
 
 pub fn interval(period: Duration) -> Interval {