Remove and fix comments

swap/src/alice/swap.rs

@@ -90,7 +90,7 @@ impl fmt::Display for AliceState {
             AliceState::Negotiated { .. } => write!(f, "negotiated"),
             AliceState::BtcLocked { .. } => write!(f, "btc_locked"),
             AliceState::XmrLocked { .. } => write!(f, "xmr_locked"),
-            AliceState::EncSignLearned { .. } => write!(f, "encsig_learnt"),
+            AliceState::EncSignLearned { .. } => write!(f, "encsig_learned"),
             AliceState::BtcRedeemed => write!(f, "btc_redeemed"),
             AliceState::BtcCancelled { .. } => write!(f, "btc_cancelled"),
             AliceState::BtcRefunded { .. } => write!(f, "btc_refunded"),
@@ -219,7 +219,7 @@ pub async fn run_until(
                 .await
             }
             AliceState::XmrLocked { state3 } => {
-                // todo: match statement and wait for t1 can probably expressed more cleanly
+                // todo: match statement and wait for t1 can probably be expressed more cleanly
                 match state3.current_epoch(bitcoin_wallet.as_ref()).await? {
                     Epoch::T0 => {
                         let wait_for_enc_sig = wait_for_bitcoin_encrypted_signature(

swap/src/bob/swap.rs

@@ -265,7 +265,6 @@ where
             BobState::Cancelled(state) => {
                 // Bob has cancelled the swap
                 match state.current_epoch(bitcoin_wallet.as_ref()).await? {
-                    // todo: Is this an invalid state?. Should I remove the T0 match branch
                     Epoch::T0 => panic!("Cancelled before t1??? Something is really wrong"),
                     Epoch::T1 => {
                         state.refund_btc(bitcoin_wallet.as_ref()).await?;
@@ -282,8 +281,6 @@ where
                         .await
                     }
                     Epoch::T2 => {
-                        // todo: If t2 has elapsed should we check whether Alice has punished? If
-                        // not can we still refund?
                         run_until(
                             BobState::Punished,
                             is_target_state,