Assert that .finish() hasn't been called already in coin_selection

2021-01-05 12:08:43 +11:00 · 2021-01-05 12:08:43 +11:00 · 735db02850
commit 735db02850
parent 7bf46c7d71
1 changed files with 4 additions and 0 deletions
--- a/src/wallet/tx_builder.rs
+++ b/src/wallet/tx_builder.rs
@ -414,6 +414,10 @@ impl<'a, B, D: BatchDatabase, Cs: CoinSelectionAlgorithm<D>, Ctx: TxBuilderConte
        self,
        coin_selection: P,
    ) -> TxBuilder<'a, B, D, P, Ctx> {
+        assert!(
+            self.coin_selection.is_some(),
+            "can't set coin_selection after finish() has been called"
+        );
        TxBuilder {
            wallet: self.wallet,
            params: self.params,