Remove panic using checked arithmetic

During dev I introduced a pancic, remove it.
2025-05-26 07:37:51 +01:00 · 2025-05-26 07:37:51 +01:00 · bf0776e3dd
parent b65860067f
commit bf0776e3dd
1 changed files with 8 additions and 4 deletions
--- a/units/src/fee.rs
+++ b/units/src/fee.rs
@ -31,10 +31,14 @@ impl Amount {
            return None;
        }

-        let sats = self.to_sat() * 1_000; // Because we use per/kwu.
-        let fee_rate = sats / wu;
-
-        FeeRate::from_sat_per_kwu(fee_rate)
+        // Mul by 1,000 because we use per/kwu.
+        match self.to_sat().checked_mul(1_000) {
+            Some(sats) => {
+                let fee_rate = sats / wu;
+                FeeRate::from_sat_per_kwu(fee_rate)
+            }
+            None => None,
+        }
    }

    /// Checked weight ceiling division.