From: 志宇 <hello@evanlinjin.me>
Date: Wed, 10 Sep 2025 07:50:56 +0000 (+0000)
Subject: feat(chain)!: Add `last_evicted` field to `TxNode`
X-Git-Url: http://internal-gitweb-vhost/?a=commitdiff_plain;h=3fb768bd416b6979f938aacfc9ed681a64d4549f;p=bdk

feat(chain)!: Add `last_evicted` field to `TxNode`

Also remove `TxGraph::get_last_evicted` method.
---

diff --git a/crates/chain/src/tx_graph.rs b/crates/chain/src/tx_graph.rs
index 7bbdef63..ead2bfd7 100644
--- a/crates/chain/src/tx_graph.rs
+++ b/crates/chain/src/tx_graph.rs
@@ -220,6 +220,8 @@ pub struct TxNode<'a, T, A> {
     pub first_seen: Option<u64>,
     /// The last-seen unix timestamp of the transaction as unconfirmed.
     pub last_seen: Option<u64>,
+    /// The last-evicted-from-mempool unix timestamp of the transaction.
+    pub last_evicted: Option<u64>,
 }
 
 impl<T, A> Deref for TxNode<'_, T, A> {
@@ -342,6 +344,7 @@ impl<A> TxGraph<A> {
                 anchors: self.anchors.get(&txid).unwrap_or(&self.empty_anchors),
                 first_seen: self.first_seen.get(&txid).copied(),
                 last_seen: self.last_seen.get(&txid).copied(),
+                last_evicted: self.last_evicted.get(&txid).copied(),
             }),
             TxNodeInternal::Partial(_) => None,
         })
@@ -378,6 +381,7 @@ impl<A> TxGraph<A> {
                 anchors: self.anchors.get(&txid).unwrap_or(&self.empty_anchors),
                 first_seen: self.first_seen.get(&txid).copied(),
                 last_seen: self.last_seen.get(&txid).copied(),
+                last_evicted: self.last_evicted.get(&txid).copied(),
             }),
             _ => None,
         }
@@ -410,13 +414,6 @@ impl<A> TxGraph<A> {
         })
     }
 
-    /// Get the `last_evicted` timestamp of the given `txid`.
-    ///
-    /// Ideally, this would be included in [`TxNode`], but that would be a breaking change.
-    pub fn get_last_evicted(&self, txid: Txid) -> Option<u64> {
-        self.last_evicted.get(&txid).copied()
-    }
-
     /// Calculates the fee of a given transaction. Returns [`Amount::ZERO`] if `tx` is a coinbase
     /// transaction. Returns `OK(_)` if we have all the [`TxOut`]s being spent by `tx` in the
     /// graph (either as the full transactions or individual txouts).