1 files changed, 7 insertions, 0 deletions
diff --git a/src/geom/length.rs b/src/geom/length.rs
index d0f11bd2..de184e6c 100644
--- a/src/geom/length.rs
+++ b/src/geom/length.rs
@@ -126,6 +126,13 @@ impl Length {
     pub fn approx_eq(self, other: Self) -> bool {
         self == other || (self - other).to_raw().abs() < 1e-6
     }
+
+    /// Perform a checked division by a number, returning `None` if the result
+    /// is not finite.
+    pub fn div_finite(self, number: f64) -> Option<Self> {
+        let result = self.to_raw() / number;
+        result.is_finite().then(|| Self::raw(result))
+    }
 }
 
 impl Debug for Length {