rm for ... in

internal/engine.cm

@@ -53,6 +53,8 @@ globalThis.ends_with = function(str, suffix) {
   return search(str, suffix, -length(suffix)) != null
 }
 
+
+
 var js = use_embed('js')
 var fd = use_embed('fd')
 
@@ -410,7 +412,9 @@ function handle_host(e) {
       break
     case "disconnect":
       peer_queue.delete(e.peer)
-      for (var id in peers) if (peers[id] == e.peer) delete peers[id]
+      arrfor(array(peers), function(id) {
+        if (peers[id] == e.peer) delete peers[id]
+      })
       log.system('portal got disconnect from ' + e.peer.address + ":" + e.peer.port)
       break
     case "receive":
@@ -425,11 +429,11 @@ function handle_host(e) {
           obj[ACTORDATA].address = e.peer.address
           obj[ACTORDATA].port = e.peer.port
         }
-        for (var key in obj) {
+        arrfor(array(obj), function(key) {
           if (object.has(obj, key)) {
             populate_actor_addresses(obj[key])
           }
-        }
+        })
       }
       if (data.data) populate_actor_addresses(data.data)
       turn(data)