feat: use checked addition for u64

2025-12-20 22:24:54 +01:00 · 2025-02-12 12:27:05 +00:00
parent fedd4b9e58
commit 85ea5fff74
7 changed files with 29 additions and 6 deletions
--- a/crates/cdk-lnbits/src/lib.rs
+++ b/crates/cdk-lnbits/src/lib.rs
@@ -205,7 +205,13 @@ impl MintLightning for LNbits {
            false => MeltQuoteState::Paid,
        };

-        let total_spent = Amount::from((invoice_info.amount + invoice_info.fee).unsigned_abs());
+        let total_spent = Amount::from(
+            (invoice_info
+                .amount
+                .checked_add(invoice_info.fee)
+                .ok_or(Error::AmountOverflow)?)
+            .unsigned_abs(),
+        );

        Ok(PayInvoiceResponse {
            payment_lookup_id: pay_response.payment_hash,