feat: sort available transports by priority

libp2p · Apr 7, 2017 · 6403f28 · 6403f28
1 parent ea3b9ff
commit 6403f28
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/index.js b/src/index.js
@@ -68,6 +68,15 @@ function Swarm (peerInfo, peerBook) {
 
     // Only listen on transports we actually have addresses for
     return myTransports.filter((ts) => this.transports[ts].filter(myAddrs).length > 0)
+      .sort((a, b) => {
+        if ((this.transports[a] && this.transports[b]) &&
+          (this.transports[a].priority && this.transports[b].priority)) {
+          return this.transports[a].priority - this.transports[b].priority
+        }
+
+        return 0
+      })
+
   }
 
   // higher level (public) API