From 884893244138d35d9dd3d07ef14b5543c6ee2117 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sat, 31 Oct 2026 03:49:56 +0100
Subject: unify sync_on predicate

---
 src/state/host.rs | 6 ++----
 src/state/peer.rs | 8 ++++++++
 2 files changed, 10 insertions(+), 4 deletions(-)

(limited to 'src/state')

diff --git a/src/state/host.rs b/src/state/host.rs
index ee67b80..04b328c 100644
--- a/src/state/host.rs
+++ b/src/state/host.rs
@@ -41,10 +41,8 @@ impl AppState {
             let mut peer_state = peer_state_mutex.lock().await;
             // What it said about syncing with us was about our old epoch.
             peer_state.syncs_with_us = None;
-            let gets_our_opening = !peer_state.liveness.is_dormant()
-                && matches!(peer_state.standing, Standing::Member { .. })
-                && peer_state.epoch == Some(local)
-                && peer_state.reports_ready == Some(true);
+            let gets_our_opening =
+                peer_state.syncs_on(local) && peer_state.reports_ready == Some(true);
             if !gets_our_opening {
                 announce.push(id);
             }
diff --git a/src/state/peer.rs b/src/state/peer.rs
index dc1b0ec..95a9dc3 100644
--- a/src/state/peer.rs
+++ b/src/state/peer.rs
@@ -275,6 +275,14 @@ impl PeerState {
         }
     }
 
+    /// Whether we sync with it on `epoch`: an active member on that epoch (what our
+    /// STATUS tells it as `syncs_with_you`).
+    pub(crate) fn syncs_on(&self, epoch: Epoch) -> bool {
+        !self.liveness.is_dormant()
+            && matches!(self.standing, Standing::Member { .. })
+            && self.epoch == Some(epoch)
+    }
+
     /// Whether to leave the peer out when choosing neighbours (`swarm::topology`).
     pub(crate) fn is_unreachable(&self) -> bool {
         self.unreachable_since.is_some()
-- 
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