Better logging for connected peers

utils/GunSmith/GunSmith.js

@@ -268,6 +268,9 @@ function createReplica(path, afterMap = false) {
         // TODO
       }
     },
+    back() {
+      throw new Error('Do not use back() on a GunSmith node.')
+    },
     get(key) {
       if (afterMap) {
         throw new Error(

utils/GunSmith/GunT.ts

@@ -60,6 +60,23 @@ namespace GunT {
 
   export interface GUNNode {
     _: Soul
+    /**
+     * Used only inside the subprocess.
+     */
+    back(
+      path: 'opt'
+    ): {
+      peers: Record<
+        string,
+        {
+          url: string
+          id: string
+          wire?: {
+            readyState: number
+          }
+        }
+      >
+    }
     get(key: string): GUNNode
     load(this: GUNNode, cb?: LoadListener): GUNNode
     map(): GUNNode

utils/GunSmith/gun.js

@@ -71,9 +71,18 @@ const handleMsg = msg => {
   }
   if (msg.type === 'init') {
     gun = /** @type {any} */ (new Gun(msg.opts))
+
+    let lastPeers = ''
     setInterval(() => {
-      // @ts-expect-error
-      console.log(Object.keys(gun.back('opt').peers))
+      const newPeers = JSON.stringify(
+        Object.values(gun.back('opt').peers)
+          .filter(p => p.wire && p.wire.readyState)
+          .map(p => p.url)
+      )
+      if (newPeers !== lastPeers) {
+        console.log('Connected peers:', newPeers)
+        lastPeers = newPeers
+      }
     }, 2000)
     user = gun.user()
   }